/*
 * SARH AL-ZILL
 * Primary Architectural Stylesheet
 * Pattern: BEM (Block Element Modifier)
 */

/* --- TOKENS & FOUNDATION --- */
:root {
    /* Sarh Al-Zill semantic brand tokens */
    --sz-color-brand-navy: #07182f;
    --sz-color-brand-bronze: #c89b3c;
    --sz-color-brand-white: #f5f6f8;
    --sz-color-brand-dark: #0d1117;
    --sz-color-navy-raised: #102542;
    --sz-color-navy-soft: #183557;
    --sz-color-bronze-muted: #9b762f;
    --sz-color-text-on-dark: #f5f6f8;
    --sz-color-text-muted-on-dark: rgba(245, 246, 248, 0.72);
    --sz-color-border-architectural: rgba(200, 155, 60, 0.34);
    --sz-color-overlay: rgba(7, 24, 47, 0.62);

    /* Existing component aliases retained for architectural compatibility */
    --sz-color-bg: var(--sz-color-brand-navy);
    --sz-color-surface: var(--sz-color-navy-raised);
    --sz-color-surface-dark: var(--sz-color-brand-dark);
    --sz-color-surface-alt: var(--sz-color-navy-soft);
    --sz-color-primary: var(--sz-color-brand-bronze);
    --sz-color-primary-hover: var(--sz-color-bronze-muted);
    --sz-color-text: var(--sz-color-text-on-dark);
    --sz-color-text-muted: var(--sz-color-text-muted-on-dark);
    --sz-color-text-inverse: var(--sz-color-brand-white);
    --sz-color-text-inverse-muted: var(--sz-color-text-muted-on-dark);
    --sz-color-border: var(--sz-color-border-architectural);
    --sz-color-border-dark: rgba(245, 246, 248, 0.16);

    /* Arabic-first type roles */
    --sz-font-display: 'IBM Plex Sans Arabic', Tahoma, sans-serif;
    --sz-font-body: 'IBM Plex Sans Arabic', Tahoma, sans-serif;
    --sz-font-arabic: 'IBM Plex Sans Arabic', Tahoma, sans-serif;
    --sz-font-latin: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    --sz-line-body: 1.85;
    --sz-line-heading: 1.16;
    --sz-letter-spacing-label: normal;

    --sz-spacing-xs: 0.5rem;
    --sz-spacing-sm: 1rem;
    --sz-spacing-md: 2rem;
    --sz-spacing-lg: 4rem;
    --sz-spacing-xl: 6rem;
    --sz-spacing-xxl: 10rem;

    --sz-radius-sm: 2px;
    --sz-radius-md: 8px;
    --sz-radius-lg: 16px;

    --sz-container-width: 1320px;
    --sz-transition-speed: 0.28s;
    --sz-motion-duration-base: 800ms;
    --sz-motion-duration-slow: 1100ms;
    --sz-motion-easing: cubic-bezier(0.22, 1, 0.36, 1);
    --sz-focus-ring: 0 0 0 3px rgba(200, 155, 60, 0.42);
}

/* --- RESET --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: var(--sz-font-body);
    color: var(--sz-color-text);
    background-color: var(--sz-color-bg);
    line-height: var(--sz-line-body);
    text-align: start;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
html[dir="rtl"] body,
body.rtl {
    direction: rtl;
    font-family: var(--sz-font-arabic), var(--sz-font-body);
}
html[dir="ltr"] body {
    direction: ltr;
    font-family: var(--sz-font-latin), system-ui, sans-serif;
}

/* Keep inherently LTR values readable inside the Arabic document flow. */
[dir="ltr"],
.sz-ltr,
input[type="email"],
input[type="tel"] {
    direction: ltr;
    text-align: start;
}

:where(a, button, input, textarea, select, summary):focus-visible {
    outline: 2px solid var(--sz-color-brand-bronze);
    outline-offset: 4px;
    box-shadow: var(--sz-focus-ring);
}

/* Arabic labels should not inherit Latin uppercase or tracking rules. */
.sz-btn,
.sz-nav__link,
.sz-stat__label,
.sz-service-card__link,
.sz-project-card__meta,
.sz-project-card__link,
.sz-contact__label,
.sz-cta__eyebrow {
    letter-spacing: var(--sz-letter-spacing-label);
    text-transform: none;
}
img {
    max-width: 100%;
    display: block;
}
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--sz-transition-speed) ease;
}
ul, ol {
    list-style: none;
}

/* --- LAYOUT --- */
.sz-container {
    width: 100%;
    max-width: var(--sz-container-width);
    margin-inline: auto;
    padding-inline: var(--sz-spacing-sm);
}
@media (min-width: 768px) {
    .sz-container { padding-inline: var(--sz-spacing-md); }
}

.sz-section-heading {
    font-family: var(--sz-font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    margin-bottom: var(--sz-spacing-lg);
    color: var(--sz-color-text);
}

/* --- COMPONENTS --- */

/* Buttons */
.sz-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-family: var(--sz-font-body);
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--sz-radius-sm);
    cursor: pointer;
    transition: all var(--sz-transition-speed) ease;
}
.sz-btn--primary {
    background-color: var(--sz-color-primary);
    color: var(--sz-color-text-inverse);
    border: 1px solid var(--sz-color-primary);
}
.sz-btn--primary:hover {
    background-color: var(--sz-color-primary-hover);
    border-color: var(--sz-color-primary-hover);
}

/* Navigation */
.sz-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--sz-color-border);
    padding-block: var(--sz-spacing-sm);
}
.sz-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.sz-nav__logo a {
    font-family: var(--sz-font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--sz-color-text);
    letter-spacing: -0.02em;
}
.sz-nav__list {
    display: flex;
    gap: var(--sz-spacing-md);
}
.sz-nav__link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--sz-color-text-muted);
}
.sz-nav__link:hover {
    color: var(--sz-color-primary);
}
@media (max-width: 768px) {
    .sz-nav__list { display: none; }
}

/* Hero */
.sz-hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-color: var(--sz-color-surface-dark);
}
.sz-hero__backdrop {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: 1;
}
.sz-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(22, 26, 29, 0.9) 0%, rgba(22, 26, 29, 0.4) 100%);
    z-index: 2;
}
.sz-hero__content {
    position: relative;
    z-index: 3;
    color: var(--sz-color-text-inverse);
    max-width: 800px;
}
.sz-hero__eyebrow {
    display: block;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--sz-color-primary);
    margin-bottom: var(--sz-spacing-sm);
}
.sz-hero__title {
    font-family: var(--sz-font-display);
    font-size: clamp(3rem, 6vw, 5rem);
    line-height: var(--sz-line-heading);
    font-weight: 400;
    margin-bottom: var(--sz-spacing-md);
}
.sz-hero__subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--sz-color-text-inverse-muted);
    margin-bottom: var(--sz-spacing-lg);
    max-width: 600px;
}

/* Statistics */
.sz-statistics {
    padding-block: var(--sz-spacing-xl);
    background-color: var(--sz-color-surface);
    border-bottom: 1px solid var(--sz-color-border);
}
.sz-stats__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sz-spacing-lg);
}
@media (min-width: 768px) {
    .sz-stats__list { grid-template-columns: repeat(4, 1fr); }
}
.sz-stats__item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.sz-stat__value {
    font-family: var(--sz-font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1;
    color: var(--sz-color-primary);
    margin-bottom: var(--sz-spacing-xs);
}
.sz-stat__label {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--sz-color-text-muted);
}

/* Services */
.sz-services {
    padding-block: var(--sz-spacing-xxl);
    background-color: var(--sz-color-bg);
}
.sz-services__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sz-spacing-lg);
}
@media (min-width: 768px) {
    .sz-services__grid { grid-template-columns: repeat(3, 1fr); }
}
.sz-service-card {
    background-color: var(--sz-color-surface);
    padding: var(--sz-spacing-md);
    border: 1px solid var(--sz-color-border);
    border-radius: var(--sz-radius-md);
    transition: transform var(--sz-transition-speed) ease, box-shadow var(--sz-transition-speed) ease;
}
.sz-service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.05);
}
.sz-service-card__title {
    font-family: var(--sz-font-display);
    font-size: 1.5rem;
    margin-bottom: var(--sz-spacing-sm);
}
.sz-service-card__excerpt {
    color: var(--sz-color-text-muted);
    margin-bottom: var(--sz-spacing-md);
}
.sz-service-card__link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--sz-color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Projects */
.sz-projects {
    padding-block: var(--sz-spacing-xxl);
    background-color: var(--sz-color-surface);
}
.sz-projects__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sz-spacing-xl);
}
@media (min-width: 768px) {
    .sz-projects__grid { grid-template-columns: repeat(2, 1fr); }
}
.sz-project-card {
    display: flex;
    flex-direction: column;
    gap: var(--sz-spacing-md);
}
.sz-project-card__image {
    aspect-ratio: 4/3;
    overflow: hidden;
    background-color: var(--sz-color-surface-alt);
    border-radius: var(--sz-radius-md);
}
.sz-project-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.sz-project-card:hover .sz-project-card__image img {
    transform: scale(1.05);
}
.sz-project-card__meta {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--sz-color-text-muted);
}
.sz-project-card__title {
    font-family: var(--sz-font-display);
    font-size: 2rem;
    line-height: 1.2;
}
.sz-project-card__excerpt {
    color: var(--sz-color-text-muted);
}
.sz-project-card__link {
    display: inline-block;
    margin-top: var(--sz-spacing-sm);
    font-size: 0.875rem;
    font-weight: 600;
    border-bottom: 1px solid var(--sz-color-text);
    padding-bottom: 2px;
}

/* Timeline */
.sz-timeline {
    padding-block: var(--sz-spacing-xxl);
    background-color: var(--sz-color-bg);
}
.sz-timeline__list {
    display: flex;
    flex-direction: column;
    gap: var(--sz-spacing-lg);
    position: relative;
    padding-inline-start: var(--sz-spacing-md);
    border-inline-start: 1px solid var(--sz-color-border);
}
.sz-timeline__step {
    position: relative;
}
.sz-timeline__step-marker {
    position: absolute;
    inset-inline-start: calc(-1 * var(--sz-spacing-md) - 0.5rem);
    top: 0;
    background-color: var(--sz-color-surface);
    color: var(--sz-color-primary);
    font-family: var(--sz-font-display);
    font-size: 1rem;
    font-weight: 700;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--sz-color-border);
    border-radius: 50%;
}
.sz-timeline__step-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--sz-spacing-xs);
}
.sz-timeline__step-desc {
    color: var(--sz-color-text-muted);
    max-width: 600px;
}

/* Testimonials */
.sz-testimonials {
    padding-block: var(--sz-spacing-xxl);
    background-color: var(--sz-color-surface-dark);
    color: var(--sz-color-text-inverse);
}
.sz-testimonials .sz-section-heading {
    color: var(--sz-color-text-inverse);
}
.sz-testimonials__list {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sz-spacing-xl);
}
@media (min-width: 768px) {
    .sz-testimonials__list { grid-template-columns: repeat(2, 1fr); }
}
.sz-testimonial {
    padding: var(--sz-spacing-md);
    border: 1px solid var(--sz-color-border-dark);
    border-radius: var(--sz-radius-md);
    background-color: rgba(255,255,255,0.02);
}
.sz-testimonial__quote {
    font-family: var(--sz-font-display);
    font-size: 1.25rem;
    font-style: italic;
    line-height: 1.6;
    margin-bottom: var(--sz-spacing-lg);
    color: var(--sz-color-text-inverse-muted);
}
.sz-testimonial__footer {
    display: flex;
    align-items: center;
    gap: var(--sz-spacing-sm);
}
.sz-testimonial__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}
.sz-testimonial__meta {
    display: flex;
    flex-direction: column;
}
.sz-testimonial__author {
    font-size: 0.875rem;
    color: var(--sz-color-text-inverse);
}
.sz-testimonial__role {
    font-size: 0.75rem;
    color: var(--sz-color-text-inverse-muted);
}

/* FAQ */
.sz-faq {
    padding-block: var(--sz-spacing-xxl);
    background-color: var(--sz-color-surface);
}
.sz-faq__list {
    max-width: 800px;
    margin: 0 auto;
}
.sz-faq__item {
    border-bottom: 1px solid var(--sz-color-border);
}
.sz-faq__question {
    padding-block: var(--sz-spacing-md);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    list-style: none; /* Hide default arrow */
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.sz-faq__question::-webkit-details-marker {
    display: none;
}
.sz-faq__question::after {
    content: '+';
    font-family: var(--sz-font-display);
    font-size: 1.5rem;
    color: var(--sz-color-primary);
    transition: transform var(--sz-transition-speed) ease;
}
.sz-faq__item[open] .sz-faq__question::after {
    transform: rotate(45deg);
}
.sz-faq__answer {
    padding-bottom: var(--sz-spacing-md);
    color: var(--sz-color-text-muted);
}

/* Contact */
.sz-contact {
    padding-block: var(--sz-spacing-xxl);
    background-color: var(--sz-color-bg);
}
.sz-contact__list {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sz-spacing-md);
    max-width: 800px;
}
@media (min-width: 768px) {
    .sz-contact__list { grid-template-columns: repeat(2, 1fr); }
}
.sz-contact__item {
    background-color: var(--sz-color-surface);
    padding: var(--sz-spacing-md);
    border: 1px solid var(--sz-color-border);
    border-radius: var(--sz-radius-md);
    display: flex;
    flex-direction: column;
    gap: var(--sz-spacing-xs);
}
.sz-contact__label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--sz-color-text-muted);
}
.sz-contact__value, .sz-contact__link {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--sz-color-text);
}
.sz-contact__link:hover {
    color: var(--sz-color-primary);
}

/* CTA */
.sz-cta {
    padding-block: var(--sz-spacing-xxl);
    background-color: var(--sz-color-surface-dark);
    color: var(--sz-color-text-inverse);
    text-align: center;
}
.sz-cta__inner {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.sz-cta__eyebrow {
    color: var(--sz-color-primary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--sz-spacing-sm);
}
.sz-cta__heading {
    font-family: var(--sz-font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--sz-spacing-md);
}
.sz-cta__body {
    color: var(--sz-color-text-inverse-muted);
    font-size: 1.125rem;
    margin-bottom: var(--sz-spacing-lg);
    max-width: 600px;
}

/* Footer */
.sz-footer {
    background-color: #0b0d0f; /* Even darker than surface-dark */
    color: var(--sz-color-text-inverse-muted);
    padding-block: var(--sz-spacing-xl) var(--sz-spacing-md);
}
.sz-footer__top {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sz-spacing-xl);
    margin-bottom: var(--sz-spacing-xl);
    padding-bottom: var(--sz-spacing-xl);
    border-bottom: 1px solid var(--sz-color-border-dark);
}
@media (min-width: 768px) {
    .sz-footer__top { grid-template-columns: 2fr 1fr 1fr; }
}
.sz-footer__brand h2 {
    font-family: var(--sz-font-display);
    font-size: 1.5rem;
    color: var(--sz-color-text-inverse);
    margin-bottom: var(--sz-spacing-sm);
}
.sz-footer__contact p, .sz-footer__links li {
    margin-bottom: var(--sz-spacing-xs);
}
.sz-footer__contact a:hover, .sz-footer__links a:hover {
    color: var(--sz-color-primary);
}
.sz-footer__bottom {
    text-align: center;
    font-size: 0.875rem;
}


/* --- UI-2 PREMIUM NAVIGATION, HERO, METRICS, CTA & FOOTER --- */
.sz-nav {
    position: fixed;
    inset-block-start: 0;
    inset-inline: 0;
    z-index: 1000;
    padding-block: 1rem;
    background: rgba(7, 24, 47, 0.18);
    border-block-end: 1px solid rgba(245, 246, 248, 0.16);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: background-color 320ms var(--sz-motion-easing), border-color 320ms var(--sz-motion-easing), box-shadow 320ms var(--sz-motion-easing), padding-block 320ms var(--sz-motion-easing);
}
.sz-nav.is-scrolled,
.sz-nav[data-scrolled="true"],
body.is-scrolled .sz-nav {
    padding-block: 0.7rem;
    background: rgba(7, 24, 47, 0.9);
    border-block-end-color: var(--sz-color-border-architectural);
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.22);
}
.sz-nav__inner {
    min-height: 2.75rem;
    gap: var(--sz-spacing-md);
}
.sz-nav__logo {
    flex: 0 0 auto;
}
.sz-nav__logo a {
    color: var(--sz-color-brand-white);
    font-family: var(--sz-font-arabic);
    font-size: 1.2rem;
    letter-spacing: normal;
    text-shadow: 0 2px 18px rgba(0, 0, 0, 0.38);
}
.sz-nav__list {
    align-items: center;
    gap: clamp(1rem, 2vw, 2rem);
    margin-inline: auto;
}
.sz-nav__link {
    position: relative;
    padding-block: 0.55rem;
    color: rgba(245, 246, 248, 0.86);
    font-weight: 600;
    transition: color 240ms ease;
}
.sz-nav__link::after {
    position: absolute;
    inset-block-end: 0;
    inset-inline: 0;
    height: 1px;
    content: "";
    background: var(--sz-color-brand-bronze);
    transform: scaleX(0);
    transform-origin: inline-start;
    transition: transform 260ms var(--sz-motion-easing);
}
.sz-nav__link:hover,
.sz-nav__link:focus-visible {
    color: var(--sz-color-brand-white);
}
.sz-nav__link:hover::after,
.sz-nav__link:focus-visible::after {
    transform: scaleX(1);
}

/* Future markup-safe mobile menu states; no behavior or new markup is introduced in UI-2. */
.sz-nav__menu-toggle {
    display: none;
}
.sz-nav.is-menu-open .sz-nav__list,
.sz-nav[data-menu-open="true"] .sz-nav__list {
    display: flex;
}

.sz-hero {
    min-height: max(88svh, 680px);
    isolation: isolate;
    background: var(--sz-color-brand-navy);
}
.sz-hero__backdrop {
    opacity: 0.9;
    transform: scale(1.04);
    animation: sz-hero-drift 18s ease-in-out infinite alternate;
    will-change: transform;
}
.sz-hero__overlay {
    background: linear-gradient(90deg, rgba(7, 24, 47, 0.88) 0%, rgba(7, 24, 47, 0.58) 46%, rgba(7, 24, 47, 0.24) 100%);
}
html[dir="rtl"] .sz-hero__overlay {
    background: linear-gradient(270deg, rgba(7, 24, 47, 0.92) 0%, rgba(7, 24, 47, 0.62) 46%, rgba(7, 24, 47, 0.2) 100%);
}
.sz-hero__content {
    width: min(100%, 780px);
    padding-block: 10rem 7rem;
    margin-inline-end: auto;
    text-align: start;
}
.sz-hero__content::before {
    position: absolute;
    inset-block: 22%;
    inset-inline-start: -1rem;
    width: 1px;
    content: "";
    background: linear-gradient(transparent, var(--sz-color-brand-bronze), transparent);
    opacity: 0.72;
}
.sz-hero__content > * {
    animation: sz-hero-reveal var(--sz-motion-duration-slow) var(--sz-motion-easing) both;
}
.sz-hero__content > :nth-child(2) {
    animation-delay: 120ms;
}
.sz-hero__content > :nth-child(3) {
    animation-delay: 240ms;
}
.sz-hero__content > :nth-child(4) {
    animation-delay: 360ms;
}
.sz-hero__eyebrow {
    color: var(--sz-color-brand-bronze);
    font-weight: 600;
}
.sz-hero__title {
    max-width: 13ch;
    color: var(--sz-color-brand-white);
    font-weight: 700;
    line-height: var(--sz-line-heading);
    text-wrap: balance;
    text-shadow: 0 8px 32px rgba(0, 0, 0, 0.28);
}
.sz-hero__subtitle {
    max-width: 42rem;
    color: var(--sz-color-text-muted-on-dark);
}
.sz-hero .sz-btn {
    min-height: 3.25rem;
    padding-inline: 1.6rem;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
}
.sz-hero .sz-btn:hover,
.sz-hero .sz-btn:focus-visible {
    transform: translateY(-2px);
}

@keyframes sz-hero-drift {
    from { transform: scale(1.04) translate3d(0, 0, 0); }
    to { transform: scale(1.08) translate3d(1.2%, -0.8%, 0); }
}
@keyframes sz-hero-reveal {
    from { opacity: 0; transform: translateY(28px); }
    to { opacity: 1; transform: translateY(0); }
}

.sz-statistics {
    position: relative;
    z-index: 4;
    margin-block-start: -3.25rem;
    padding-block: 1.1rem;
    background: rgba(7, 24, 47, 0.92);
    border: 1px solid var(--sz-color-border-architectural);
    border-radius: var(--sz-radius-lg);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.24);
}
.sz-stats__list {
    gap: 0;
}
.sz-stats__item {
    position: relative;
    align-items: center;
    justify-content: center;
    min-height: 5.5rem;
    padding: 1rem 1.25rem;
    text-align: center;
}
.sz-stats__item + .sz-stats__item::before {
    position: absolute;
    inset-block: 0.8rem;
    inset-inline-start: 0;
    width: 1px;
    content: "";
    background: linear-gradient(transparent, var(--sz-color-border-architectural), transparent);
}
.sz-stat__value {
    color: var(--sz-color-brand-bronze);
    font-family: var(--sz-font-latin), var(--sz-font-arabic), sans-serif;
    font-variant-numeric: tabular-nums;
    font-weight: 700;
    text-shadow: 0 4px 18px rgba(200, 155, 60, 0.18);
}
.sz-stat__label {
    color: var(--sz-color-text-muted-on-dark);
    font-weight: 600;
}

.sz-cta {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    background: linear-gradient(135deg, var(--sz-color-brand-dark), var(--sz-color-brand-navy) 62%, var(--sz-color-navy-raised));
    border-block: 1px solid var(--sz-color-border-architectural);
}
.sz-cta::before {
    position: absolute;
    inset: 0;
    z-index: -1;
    content: "";
    opacity: 0.18;
    background-image: linear-gradient(90deg, transparent 49.5%, var(--sz-color-brand-bronze) 50%, transparent 50.5%), linear-gradient(0deg, transparent 49.5%, var(--sz-color-brand-bronze) 50%, transparent 50.5%);
    background-size: 72px 72px;
    mask-image: linear-gradient(90deg, transparent, black 32%, black 68%, transparent);
}
.sz-cta__inner {
    position: relative;
    max-width: 56rem;
}
.sz-cta__eyebrow {
    color: var(--sz-color-brand-bronze);
    font-weight: 700;
}
.sz-cta__heading {
    color: var(--sz-color-brand-white);
    font-weight: 700;
    line-height: var(--sz-line-heading);
}
.sz-cta__body {
    color: var(--sz-color-text-muted-on-dark);
}
.sz-cta .sz-btn {
    min-height: 3.25rem;
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.25);
}

.sz-footer {
    background: var(--sz-color-brand-dark);
    border-block-start: 1px solid var(--sz-color-border-architectural);
}
.sz-footer__top {
    gap: var(--sz-spacing-lg);
    border-block-end-color: rgba(245, 246, 248, 0.14);
}
.sz-footer__brand h2 {
    color: var(--sz-color-brand-white);
    font-family: var(--sz-font-arabic);
    font-weight: 700;
}
.sz-footer__contact p,
.sz-footer__links li,
.sz-footer__bottom {
    color: var(--sz-color-text-muted-on-dark);
}
.sz-footer__contact a,
.sz-footer__links a {
    transition: color 220ms ease;
}
.sz-footer__contact a:hover,
.sz-footer__links a:hover,
.sz-footer__contact a:focus-visible,
.sz-footer__links a:focus-visible {
    color: var(--sz-color-brand-bronze);
}

@media (max-width: 767px) {
    .sz-nav {
        padding-block: 0.8rem;
        background: rgba(7, 24, 47, 0.78);
    }
    .sz-nav__inner {
        min-height: 2.5rem;
    }
    .sz-nav__list {
        gap: 0.75rem;
    }
    .sz-nav__link {
        font-size: 0.78rem;
    }
    .sz-hero {
        min-height: 78svh;
    }
    .sz-hero__content {
        padding-block: 8rem 6rem;
    }
    .sz-hero__title {
        max-width: 11ch;
        font-size: clamp(2.5rem, 11vw, 3.4rem);
    }
    .sz-hero__subtitle {
        font-size: 1rem;
    }
    .sz-statistics {
        margin-inline: var(--sz-spacing-sm);
        margin-block-start: -2rem;
        border-radius: var(--sz-radius-md);
    }
    .sz-stats__list {
        grid-template-columns: repeat(2, 1fr);
    }
    .sz-stats__item {
        min-height: 5rem;
        padding-inline: 0.5rem;
    }
    .sz-stats__item:nth-child(odd)::before {
        display: none;
    }
    .sz-stats__item:nth-child(n + 3)::after {
        position: absolute;
        inset-block-start: 0;
        inset-inline: 0.8rem;
        height: 1px;
        content: "";
        background: linear-gradient(90deg, transparent, var(--sz-color-border-architectural), transparent);
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .sz-hero__backdrop {
        transform: none;
    }
}


/* --- UI-3 ARABIC TYPOGRAPHY & MOBILE UX REFINEMENT --- */
.sz-section-heading,
.sz-hero__title,
.sz-cta__heading {
    letter-spacing: normal;
    line-height: 1.2;
    text-wrap: balance;
}
.sz-hero__title {
    max-width: 15ch;
    font-size: clamp(2.45rem, 5.2vw, 4.8rem);
}
.sz-hero__subtitle,
.sz-cta__body,
.sz-service-card__excerpt,
.sz-project-card__excerpt,
.sz-timeline__step-desc,
.sz-faq__answer {
    line-height: 1.85;
}
.sz-hero__subtitle {
    max-width: 36rem;
}
.sz-hero .sz-btn {
    min-height: 3.4rem;
    min-width: 10.5rem;
    font-weight: 700;
}
.sz-nav__link,
.sz-nav__logo a,
.sz-btn,
.sz-stat__label,
.sz-footer,
.sz-footer__links,
.sz-footer__contact {
    line-height: 1.55;
}
.sz-nav__link {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
}

@media (max-width: 767px) {
    .sz-nav__inner {
        flex-wrap: wrap;
        row-gap: 0.25rem;
    }
    .sz-nav__list {
        display: flex;
        flex: 1 0 100%;
        order: 3;
        gap: 0.25rem;
        margin-inline: 0;
        padding-block: 0.15rem 0.05rem;
        overflow-x: auto;
        overscroll-behavior-inline: contain;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }
    .sz-nav__list::-webkit-scrollbar {
        display: none;
    }
    .sz-nav__link {
        flex: 0 0 auto;
        min-height: 2.75rem;
        padding-inline: 0.7rem;
        white-space: nowrap;
        font-size: 0.78rem;
    }
    .sz-hero {
        min-height: 68svh;
    }
    .sz-hero__content {
        padding-block: 7.2rem 4.2rem;
    }
    .sz-hero__title {
        max-width: 11ch;
        margin-bottom: 0.9rem;
        font-size: clamp(2.1rem, 9.2vw, 3rem);
        line-height: 1.22;
    }
    .sz-hero__subtitle {
        max-width: 30ch;
        margin-bottom: 1.4rem;
        font-size: 0.95rem;
        line-height: 1.85;
    }
    .sz-hero .sz-btn {
        width: min(100%, 20rem);
        min-height: 3.1rem;
        padding-inline: 1.1rem;
    }
    .sz-statistics {
        margin-block-start: -1.25rem;
    }
    .sz-stats__item {
        min-height: 4.35rem;
        padding: 0.7rem 0.45rem;
    }
    .sz-stat__value {
        font-size: clamp(1.75rem, 7vw, 2.5rem);
    }
    .sz-stat__label {
        font-size: 0.72rem;
        line-height: 1.5;
    }
    .sz-cta {
        padding-block: 4.5rem;
    }
    .sz-cta__heading {
        max-width: 13ch;
        font-size: clamp(2rem, 8vw, 2.8rem);
    }
    .sz-cta__body {
        max-width: 32ch;
        font-size: 0.98rem;
    }
    .sz-footer__top {
        gap: var(--sz-spacing-md);
    }
}


/* --- UI-3 VISUAL REFINEMENT: ARABIC BRAND, IMAGE PRIORITY & FIRST VIEWPORT --- */
.sz-nav__logo a {
    font-size: clamp(1.15rem, 2vw, 1.5rem);
    font-weight: 700;
    color: var(--sz-color-brand-white);
}
.sz-hero__backdrop {
    opacity: 1;
    filter: saturate(1.06) contrast(1.04);
    background-position: center center;
}
.sz-hero__overlay {
    background: linear-gradient(90deg, rgba(7, 24, 47, 0.74) 0%, rgba(7, 24, 47, 0.34) 48%, rgba(7, 24, 47, 0.08) 100%);
}
html[dir="rtl"] .sz-hero__overlay {
    background: linear-gradient(270deg, rgba(7, 24, 47, 0.78) 0%, rgba(7, 24, 47, 0.36) 48%, rgba(7, 24, 47, 0.08) 100%);
}
.sz-hero__content {
    width: min(100%, 38rem);
}
.sz-hero__title {
    max-width: 12ch;
    font-size: clamp(2.35rem, 4.8vw, 4.45rem);
    line-height: 1.22;
}
.sz-hero__actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-block-start: 1.15rem;
}
.sz-hero__actions .sz-btn {
    min-width: 11.5rem;
}
.sz-btn--secondary {
    color: var(--sz-color-brand-white);
    background: rgba(7, 24, 47, 0.32);
    border: 1px solid var(--sz-color-brand-bronze);
}
.sz-btn--secondary:hover,
.sz-btn--secondary:focus-visible {
    color: var(--sz-color-brand-dark);
    background: var(--sz-color-brand-bronze);
}

/* The home page should lead with brand, hero, trust, and services; insights remain discoverable on /blog. */
body.home .sz-articles,
body:has(.sz-hero) .sz-articles {
    display: none;
}

@media (max-width: 767px) {
    .sz-hero__backdrop {
        background-position: 62% center;
    }
    .sz-hero__overlay,
    html[dir="rtl"] .sz-hero__overlay {
        background: linear-gradient(270deg, rgba(7, 24, 47, 0.66) 0%, rgba(7, 24, 47, 0.28) 78%, rgba(7, 24, 47, 0.12) 100%);
    }
    .sz-hero__content {
        width: min(100%, 25rem);
    }
    .sz-hero__title {
        max-width: 10ch;
        font-size: clamp(2rem, 8.2vw, 2.8rem);
        line-height: 1.24;
    }
    .sz-hero__subtitle {
        max-width: 28ch;
    }
    .sz-hero__actions {
        align-items: stretch;
        flex-direction: column;
        width: min(100%, 20rem);
    }
    .sz-hero__actions .sz-btn {
        width: 100%;
    }
}


/* --- UI-4 COMPLETE PREMIUM ARCHITECTURAL EXPERIENCE --- */
.sz-campaign {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding-block: clamp(4rem, 8vw, 8rem);
    color: var(--sz-color-brand-white);
    background: var(--sz-color-brand-dark);
}
.sz-campaign::before {
    position: absolute;
    inset: 0;
    z-index: -1;
    content: "";
    opacity: 0.18;
    background-image: linear-gradient(90deg, transparent 49.7%, var(--sz-color-brand-bronze) 50%, transparent 50.3%), linear-gradient(0deg, transparent 49.7%, var(--sz-color-brand-bronze) 50%, transparent 50.3%);
    background-size: 96px 96px;
    mask-image: linear-gradient(90deg, transparent, black 20%, black 80%, transparent);
}
.sz-campaign__intro,
.sz-services__intro,
.sz-projects__intro {
    position: relative;
    margin-block-end: clamp(2rem, 5vw, 4rem);
}
.sz-campaign__eyebrow,
.sz-services__eyebrow,
.sz-projects__eyebrow {
    display: block;
    margin-block-end: 0.7rem;
    color: var(--sz-color-brand-bronze);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}
.sz-campaign__heading,
.sz-services__intro .sz-section-heading,
.sz-projects__intro .sz-section-heading {
    max-width: 15ch;
    margin-block-end: 0;
    color: var(--sz-color-brand-white);
    font-size: clamp(2.1rem, 4.4vw, 4rem);
    line-height: 1.22;
}
.sz-campaign__rule {
    display: block;
    width: min(12rem, 28vw);
    height: 1px;
    margin-block-start: 1.3rem;
    background: linear-gradient(90deg, var(--sz-color-brand-bronze), transparent);
}
html[dir="rtl"] .sz-campaign__rule {
    background: linear-gradient(270deg, var(--sz-color-brand-bronze), transparent);
}
.sz-campaign__viewport {
    position: relative;
    min-height: clamp(34rem, 56vw, 44rem);
}
.sz-campaign__track {
    position: relative;
    min-height: inherit;
}
.sz-campaign__slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    min-height: inherit;
    visibility: hidden;
    opacity: 0;
    transform: translateY(1.5rem) scale(0.985);
    transition: opacity 900ms var(--sz-motion-easing), transform 1100ms var(--sz-motion-easing), visibility 900ms;
}
.sz-campaign__slide.is-active {
    z-index: 1;
    visibility: visible;
    opacity: 1;
    transform: translateY(0) scale(1);
}
.sz-campaign__media,
.sz-campaign__media::after,
.sz-campaign__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}
.sz-campaign__media {
    overflow: hidden;
    background: var(--sz-color-navy-raised);
}
.sz-campaign__media::after {
    z-index: 1;
    content: "";
    border: 1px solid rgba(200, 155, 60, 0.46);
    box-shadow: inset 0 0 0 1.2rem rgba(7, 24, 47, 0.08);
}
.sz-campaign__media img {
    z-index: 0;
    object-fit: cover;
    object-position: var(--campaign-focal-x, 50%) var(--campaign-focal-y, 50%);
    transition: transform 1400ms var(--sz-motion-easing), filter 900ms ease;
}
.sz-campaign__slide.is-active .sz-campaign__media img {
    transform: scale(1.045);
}
.sz-campaign__overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(90deg, rgba(7, 24, 47, 0.84) 0%, rgba(7, 24, 47, 0.48) 46%, rgba(7, 24, 47, 0.1) 100%);
}
html[dir="rtl"] .sz-campaign__overlay {
    background: linear-gradient(270deg, rgba(7, 24, 47, 0.86) 0%, rgba(7, 24, 47, 0.5) 46%, rgba(7, 24, 47, 0.1) 100%);
}
.sz-campaign__content {
    position: relative;
    z-index: 3;
    width: min(100%, 42rem);
    padding: clamp(1.5rem, 4vw, 4rem);
}
.sz-campaign__category,
.sz-campaign__content .sz-campaign__eyebrow {
    display: inline-block;
    margin-block-end: 0.7rem;
    color: var(--sz-color-brand-bronze);
    font-size: 0.82rem;
    font-weight: 700;
}
.sz-campaign__title {
    max-width: 12ch;
    margin-block-end: 1rem;
    color: var(--sz-color-brand-white);
    font-size: clamp(2.2rem, 5vw, 5rem);
    line-height: 1.16;
    text-wrap: balance;
}
.sz-campaign__description {
    max-width: 36rem;
    color: rgba(245, 246, 248, 0.8);
    font-size: clamp(0.95rem, 1.4vw, 1.15rem);
    line-height: 1.9;
}
.sz-campaign__actions,
.sz-cta__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-block-start: 1.5rem;
}
.sz-campaign__controls {
    position: absolute;
    inset-block-end: 1.4rem;
    inset-inline-end: 1.5rem;
    z-index: 5;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.sz-campaign__control {
    display: inline-grid;
    width: 2.75rem;
    height: 2.75rem;
    place-items: center;
    color: var(--sz-color-brand-white);
    background: rgba(7, 24, 47, 0.48);
    border: 1px solid var(--sz-color-border-architectural);
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    transition: background 240ms ease, color 240ms ease, transform 240ms ease;
}
.sz-campaign__control:hover,
.sz-campaign__control:focus-visible {
    color: var(--sz-color-brand-dark);
    background: var(--sz-color-brand-bronze);
    transform: translateY(-2px);
}
.sz-campaign__progress {
    display: flex;
    gap: 0.4rem;
}
.sz-campaign__dot {
    width: 2rem;
    height: 2px;
    padding: 0;
    background: rgba(245, 246, 248, 0.38);
    border: 0;
    cursor: pointer;
    transition: width 300ms ease, background 300ms ease;
}
.sz-campaign__dot.is-active,
.sz-campaign__dot:focus-visible {
    width: 3.5rem;
    background: var(--sz-color-brand-bronze);
}

.sz-services {
    background: var(--sz-color-brand-navy);
}
.sz-services__grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(1rem, 2vw, 2rem);
}
.sz-service-card {
    display: flex;
    flex-direction: column;
    grid-column: span 4;
    padding: 0;
    overflow: hidden;
    background: transparent;
    border: 0;
    border-radius: 0;
}
.sz-service-card:nth-child(1),
.sz-service-card:nth-child(4) {
    grid-column: span 5;
}
.sz-service-card:nth-child(2),
.sz-service-card:nth-child(3) {
    grid-column: span 7;
}
.sz-service-card__image-wrap {
    position: relative;
    aspect-ratio: 1.42 / 1;
    overflow: hidden;
    background: var(--sz-color-navy-raised);
    border: 1px solid var(--sz-color-border-architectural);
}
.sz-service-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.9;
    transition: transform 900ms var(--sz-motion-easing), opacity 600ms ease;
}
.sz-service-card:hover .sz-service-card__image,
.sz-service-card:focus-within .sz-service-card__image {
    opacity: 1;
    transform: scale(1.045);
}
.sz-service-card__image-wrap::after {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(180deg, transparent 50%, rgba(7, 24, 47, 0.72));
    pointer-events: none;
}
.sz-service-card__index {
    position: absolute;
    inset-block-start: 1rem;
    inset-inline-end: 1rem;
    z-index: 2;
    color: var(--sz-color-brand-bronze);
    font-family: var(--sz-font-latin), sans-serif;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
}
.sz-service-card__icon {
    position: absolute;
    inset-block-end: 1rem;
    inset-inline-start: 1rem;
    z-index: 2;
    width: 3rem;
    height: 3rem;
    border: 1px solid var(--sz-color-brand-bronze);
    border-radius: 50%;
    box-shadow: inset 0 0 0 0.4rem rgba(7, 24, 47, 0.32);
}
.sz-service-card__icon::before,
.sz-service-card__icon::after {
    position: absolute;
    content: "";
    background: var(--sz-color-brand-bronze);
}
.sz-service-card__icon::before {
    inset: 0.65rem 1.35rem;
}
.sz-service-card__icon::after {
    inset: 1.35rem 0.65rem;
}
.sz-service-card__content {
    padding-block: 1.25rem 0.5rem;
}
.sz-service-card__meta,
.sz-service-card__system {
    color: var(--sz-color-brand-bronze);
    font-size: 0.78rem;
    font-weight: 700;
}
.sz-service-card__title {
    margin-block: 0.5rem 0.65rem;
    color: var(--sz-color-brand-white);
    font-size: clamp(1.35rem, 2vw, 2rem);
    line-height: 1.3;
}
.sz-service-card__excerpt,
.sz-service-card__highlight {
    color: var(--sz-color-text-muted-on-dark);
    line-height: 1.85;
}
.sz-service-card__highlight {
    margin-block-start: 0.65rem;
    color: rgba(245, 246, 248, 0.88);
    font-size: 0.9rem;
}
.sz-service-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-block-start: 1.2rem;
    padding-block-start: 0.8rem;
    border-block-start: 1px solid var(--sz-color-border-architectural);
}
.sz-service-card__link,
.sz-project-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--sz-color-brand-white);
    font-weight: 700;
}
.sz-service-card__link:hover,
.sz-service-card__link:focus-visible,
.sz-project-card__link:hover,
.sz-project-card__link:focus-visible {
    color: var(--sz-color-brand-bronze);
}

.sz-projects {
    background: var(--sz-color-brand-dark);
}
.sz-projects__grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(2rem, 5vw, 6rem) clamp(1.25rem, 3vw, 3rem);
}
.sz-project-card {
    grid-column: span 5;
    gap: 0;
}
.sz-project-card:nth-child(1),
.sz-project-card:nth-child(4n) {
    grid-column: span 7;
}
.sz-project-card__image {
    position: relative;
    aspect-ratio: 1.08 / 1;
    overflow: hidden;
    background: var(--sz-color-navy-raised);
    border: 1px solid var(--sz-color-border-architectural);
    border-radius: 0;
}
.sz-project-card__image img {
    object-position: var(--project-focal-x, 50%) var(--project-focal-y, 50%);
    transition: transform 1s var(--sz-motion-easing), filter 600ms ease;
}
.sz-project-card:hover .sz-project-card__image img,
.sz-project-card:focus-within .sz-project-card__image img {
    filter: saturate(1.08);
    transform: scale(1.045);
}
.sz-project-card__image::after {
    position: absolute;
    inset: 0;
    content: "";
    border: 1px solid rgba(200, 155, 60, 0.44);
    pointer-events: none;
}
.sz-project-card__image-index {
    position: absolute;
    inset-block-start: 1rem;
    inset-inline-end: 1rem;
    z-index: 2;
    color: var(--sz-color-brand-bronze);
    font-family: var(--sz-font-latin), sans-serif;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
}
.sz-project-card__content {
    padding-block: 1.2rem 0;
}
.sz-project-card__meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.sz-project-card__meta,
.sz-project-card__year {
    color: var(--sz-color-brand-bronze);
    font-size: 0.78rem;
    font-weight: 700;
}
.sz-project-card__year {
    color: var(--sz-color-text-muted-on-dark);
    font-family: var(--sz-font-latin), sans-serif;
}
.sz-project-card__title {
    margin-block: 0.65rem 0.25rem;
    color: var(--sz-color-brand-white);
    font-size: clamp(1.8rem, 3.2vw, 3.4rem);
    line-height: 1.2;
}
.sz-project-card__location {
    color: var(--sz-color-brand-bronze);
    font-size: 0.95rem;
    font-weight: 700;
}
.sz-project-card__engineering {
    max-width: 38rem;
    margin-block-start: 0.85rem;
    color: var(--sz-color-text-muted-on-dark);
    line-height: 1.9;
}
.sz-project-card__materials {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-block-start: 1rem;
}
.sz-project-card__materials li {
    padding: 0.35rem 0.6rem;
    color: rgba(245, 246, 248, 0.8);
    border: 1px solid rgba(200, 155, 60, 0.26);
    font-size: 0.74rem;
}
.sz-project-card__link {
    margin-block-start: 1.25rem;
    padding-block-end: 0.45rem;
    border-block-end: 1px solid var(--sz-color-brand-bronze);
}

.sz-cta__actions {
    justify-content: flex-start;
}
.sz-cta__actions .sz-btn {
    min-width: 11.5rem;
}

@media (max-width: 1023px) {
    .sz-services__grid,
    .sz-projects__grid {
        gap: 2.5rem 1.25rem;
    }
    .sz-service-card,
    .sz-service-card:nth-child(1),
    .sz-service-card:nth-child(2),
    .sz-service-card:nth-child(3),
    .sz-service-card:nth-child(4),
    .sz-project-card,
    .sz-project-card:nth-child(1),
    .sz-project-card:nth-child(4n) {
        grid-column: span 6;
    }
}

@media (max-width: 767px) {
    .sz-campaign {
        padding-block: 4rem;
    }
    .sz-campaign__viewport {
        min-height: 40rem;
    }
    .sz-campaign__slide {
        align-items: flex-end;
    }
    .sz-campaign__media img {
        content: var(--campaign-mobile-image);
    }
    .sz-campaign__overlay,
    html[dir="rtl"] .sz-campaign__overlay {
        background: linear-gradient(180deg, rgba(7, 24, 47, 0.12) 12%, rgba(7, 24, 47, 0.38) 42%, rgba(7, 24, 47, 0.92) 100%);
    }
    .sz-campaign__content {
        padding: 1.3rem;
    }
    .sz-campaign__title {
        max-width: 11ch;
        font-size: clamp(2rem, 9vw, 2.8rem);
    }
    .sz-campaign__description {
        max-width: 31ch;
        font-size: 0.92rem;
        line-height: 1.8;
    }
    .sz-campaign__actions {
        flex-direction: column;
        width: min(100%, 20rem);
    }
    .sz-campaign__actions .sz-btn {
        width: 100%;
    }
    .sz-campaign__controls {
        inset-block-end: 1rem;
        inset-inline: 1rem;
        justify-content: space-between;
    }
    .sz-services__grid {
        display: flex;
        gap: 1rem;
        margin-inline: calc(-1 * var(--sz-spacing-sm));
        padding-inline: var(--sz-spacing-sm);
        overflow-x: auto;
        scroll-snap-type: inline mandatory;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }
    .sz-services__grid::-webkit-scrollbar {
        display: none;
    }
    .sz-service-card {
        flex: 0 0 min(82vw, 20rem);
        scroll-snap-align: start;
    }
    .sz-service-card__image-wrap {
        aspect-ratio: 1.1 / 1;
    }
    .sz-projects__grid {
        display: flex;
        flex-direction: column;
        gap: 3.5rem;
    }
    .sz-project-card,
    .sz-project-card:nth-child(1),
    .sz-project-card:nth-child(4n) {
        width: 100%;
    }
    .sz-project-card__image {
        aspect-ratio: 1.08 / 1;
    }
    .sz-project-card__title {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
    }
    .sz-project-card__materials {
        gap: 0.35rem;
    }
    .sz-project-card__materials li {
        font-size: 0.7rem;
    }
    .sz-cta__actions {
        flex-direction: column;
        width: min(100%, 20rem);
    }
    .sz-cta__actions .sz-btn {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sz-campaign__slide,
    .sz-campaign__media img,
    .sz-service-card__image,
    .sz-project-card__image img {
        transition: none;
    }
}


/* Gate B: premium campaign, service navigation, and editorial refinement. */
.sz-campaign__viewport {
    border: 1px solid rgba(200, 155, 60, 0.42);
    border-radius: clamp(0.85rem, 2vw, 1.5rem);
    box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.22);
}

.sz-campaign__content {
    position: relative;
}

.sz-campaign__content::before {
    position: absolute;
    inset-block: clamp(1.5rem, 4vw, 4rem);
    inset-inline-end: 0;
    width: 1px;
    content: "";
    background: linear-gradient(180deg, transparent, var(--sz-color-brand-bronze) 18%, var(--sz-color-brand-bronze) 82%, transparent);
    opacity: 0.82;
}

.sz-campaign__title {
    text-wrap: balance;
}

.sz-campaign__controls {
    padding: 0.35rem 0.5rem;
    background: rgba(7, 24, 47, 0.42);
    border: 1px solid rgba(200, 155, 60, 0.22);
    border-radius: 999px;
    backdrop-filter: blur(0.55rem);
}

.sz-service-nav {
    position: relative;
    overflow: hidden;
    padding-block: clamp(3.5rem, 7vw, 6.5rem);
    color: var(--sz-color-brand-white);
    background: var(--sz-color-brand-navy);
}

.sz-service-nav::before {
    position: absolute;
    inset-block-start: 0;
    inset-inline: 12%;
    height: 1px;
    content: "";
    background: linear-gradient(90deg, transparent, rgba(200, 155, 60, 0.7), transparent);
}

.sz-service-nav__intro {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 2rem;
    margin-block-end: clamp(2.25rem, 5vw, 4rem);
}

.sz-service-nav__eyebrow {
    display: block;
    margin-block-end: 0.65rem;
    color: var(--sz-color-brand-bronze);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.sz-service-nav__intro .sz-section-heading {
    max-width: 14ch;
    margin-block-end: 0;
    color: var(--sz-color-brand-white);
    font-size: clamp(2rem, 4.2vw, 3.9rem);
    line-height: 1.25;
}

.sz-service-nav__hint {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--sz-color-text-muted-on-dark);
    font-size: 0.86rem;
    white-space: nowrap;
}

.sz-service-nav__hint::before {
    width: 3rem;
    height: 1px;
    content: "";
    background: var(--sz-color-brand-bronze);
}

.sz-service-nav__rail {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: clamp(0.45rem, 1.3vw, 1.2rem);
    direction: rtl;
}

.sz-service-nav__item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 0;
    padding: 0.5rem clamp(0.35rem, 1vw, 1rem) 1.35rem;
    color: var(--sz-color-brand-white);
    text-align: center;
    text-decoration: none;
    border-block-end: 1px solid rgba(245, 246, 248, 0.16);
    transition: color 360ms ease, transform 420ms var(--sz-motion-easing), background 360ms ease, border-color 360ms ease;
}

.sz-service-nav__item::before {
    position: absolute;
    inset-block-end: -1px;
    inset-inline: 25%;
    height: 2px;
    content: "";
    background: var(--sz-color-brand-bronze);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 360ms ease;
}

.sz-service-nav__item:hover,
.sz-service-nav__item:focus-visible,
.sz-service-nav__item.is-active {
    color: var(--sz-color-brand-white);
    background: linear-gradient(180deg, rgba(200, 155, 60, 0.08), transparent 70%);
    border-block-end-color: rgba(200, 155, 60, 0.5);
    transform: translateY(-0.35rem);
}

.sz-service-nav__item:hover::before,
.sz-service-nav__item:focus-visible::before,
.sz-service-nav__item.is-active::before {
    transform: scaleX(1);
}

.sz-service-nav__icon {
    position: relative;
    display: grid;
    width: clamp(4.1rem, 7vw, 5.8rem);
    height: clamp(4.1rem, 7vw, 5.8rem);
    margin-block-end: 0.75rem;
    place-items: center;
    color: var(--sz-color-brand-bronze);
    border: 1px solid rgba(200, 155, 60, 0.6);
    border-radius: 50%;
    box-shadow: inset 0 0 0 0.45rem rgba(7, 24, 47, 0.72), 0 0 0 0.35rem rgba(200, 155, 60, 0.05);
    transition: color 360ms ease, border-color 360ms ease, box-shadow 360ms ease, transform 360ms ease;
}

.sz-service-nav__icon::before,
.sz-service-nav__icon::after {
    position: absolute;
    content: "";
    border: 1px solid currentColor;
    transition: transform 360ms ease;
}

.sz-service-nav__icon::before {
    width: 2rem;
    height: 1.25rem;
    border-block-end: 0;
    transform: skewX(-20deg) translateY(0.25rem);
}

.sz-service-nav__icon::after {
    width: 1.7rem;
    height: 1.7rem;
    border-radius: 0.15rem;
    transform: rotate(45deg) scale(0.58);
    opacity: 0.75;
}

.sz-service-nav__item:hover .sz-service-nav__icon,
.sz-service-nav__item:focus-visible .sz-service-nav__icon,
.sz-service-nav__item.is-active .sz-service-nav__icon {
    color: var(--sz-color-brand-white);
    border-color: var(--sz-color-brand-bronze);
    box-shadow: inset 0 0 0 0.45rem rgba(200, 155, 60, 0.08), 0 0 0 0.35rem rgba(200, 155, 60, 0.12);
    transform: translateY(-0.15rem) scale(1.04);
}

.sz-service-nav__item:hover .sz-service-nav__icon::before,
.sz-service-nav__item:focus-visible .sz-service-nav__icon::before,
.sz-service-nav__item.is-active .sz-service-nav__icon::before {
    transform: skewX(-20deg) translateY(0.1rem) scaleX(1.12);
}

.sz-service-nav__number {
    margin-block-end: 0.35rem;
    color: rgba(245, 246, 248, 0.5);
    font-family: var(--sz-font-latin), sans-serif;
    font-size: 0.7rem;
    letter-spacing: 0.08em;
}

.sz-service-nav__title {
    font-size: clamp(0.95rem, 1.35vw, 1.22rem);
    font-weight: 700;
    line-height: 1.4;
}

.sz-service-nav__description {
    max-width: 14ch;
    margin-block-start: 0.45rem;
    color: var(--sz-color-text-muted-on-dark);
    font-size: 0.76rem;
    line-height: 1.7;
}

.sz-service-nav__line {
    width: 1.8rem;
    height: 1px;
    margin-block-start: 0.85rem;
    background: rgba(200, 155, 60, 0.76);
    transition: width 360ms ease;
}

.sz-service-nav__item:hover .sz-service-nav__line,
.sz-service-nav__item:focus-visible .sz-service-nav__line,
.sz-service-nav__item.is-active .sz-service-nav__line {
    width: 3.8rem;
}

.sz-service-card {
    position: relative;
    padding-block-end: 0.35rem;
}

.sz-service-card::before {
    position: absolute;
    inset-block-end: 0;
    inset-inline-start: 0;
    width: min(7rem, 36%);
    height: 1px;
    content: "";
    background: var(--sz-color-brand-bronze);
    opacity: 0.8;
    transition: width 420ms var(--sz-motion-easing);
}

.sz-service-card:hover::before,
.sz-service-card:focus-within::before {
    width: min(13rem, 72%);
}

.sz-service-card__image-wrap {
    box-shadow: 0 1rem 2.5rem rgba(0, 0, 0, 0.14);
}

.sz-service-card__content {
    padding-inline: clamp(0.1rem, 1vw, 0.75rem);
}

.sz-project-card__content {
    padding-inline: clamp(0.1rem, 1vw, 0.75rem);
}

@media (max-width: 1023px) {
    .sz-service-nav__rail {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        row-gap: 2rem;
    }
}

@media (max-width: 767px) {
    .sz-campaign__viewport {
        border-radius: 0.75rem;
    }

    .sz-campaign__content::before {
        display: none;
    }

    .sz-service-nav {
        padding-block: 3.5rem 3rem;
    }

    .sz-service-nav__intro {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.8rem;
        margin-block-end: 1.75rem;
    }

    .sz-service-nav__hint {
        align-self: flex-start;
    }

    .sz-service-nav__rail {
        display: flex;
        gap: 0.8rem;
        margin-inline: calc(-1 * var(--sz-spacing-sm));
        padding-inline: var(--sz-spacing-sm);
        padding-block: 0.35rem 1rem;
        overflow-x: auto;
        direction: rtl;
        scroll-snap-type: inline mandatory;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }

    .sz-service-nav__rail::-webkit-scrollbar {
        display: none;
    }

    .sz-service-nav__item {
        flex: 0 0 min(42vw, 10.5rem);
        scroll-snap-align: start;
        padding-inline: 0.45rem;
    }

    .sz-service-nav__icon {
        width: 4.15rem;
        height: 4.15rem;
    }

    .sz-service-nav__description {
        max-width: 16ch;
        font-size: 0.72rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sz-service-nav__item,
    .sz-service-nav__icon,
    .sz-service-nav__icon::before,
    .sz-service-nav__icon::after,
    .sz-service-nav__line,
    .sz-service-card::before {
        transition: none;
    }
}


/* --- GATE C: LUXURY VISUAL REFINEMENT --- */
:root {
    --sz-gc-surface-ink: #090f19;
    --sz-gc-surface-deep: #050b13;
    --sz-gc-surface-paper: #f2f0eb;
    --sz-gc-bronze-light: #e3bd68;
    --sz-gc-bronze-line: rgba(200, 155, 60, 0.46);
    --sz-gc-text-soft: rgba(245, 246, 248, 0.68);
    --sz-gc-text-faint: rgba(245, 246, 248, 0.46);
    --sz-gc-section-space: clamp(5.5rem, 10vw, 10rem);
    --sz-gc-content-space: clamp(2rem, 4vw, 4.5rem);
    --sz-gc-rule: linear-gradient(90deg, transparent, var(--sz-gc-bronze-light), transparent);
    --sz-gc-ease: cubic-bezier(0.16, 1, 0.3, 1);
    --sz-gc-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.2);
    --sz-gc-shadow-tight: 0 1rem 2.25rem rgba(0, 0, 0, 0.18);
}

html {
    scroll-padding-block-start: 5rem;
}

body {
    background: var(--sz-gc-surface-deep);
    font-kerning: normal;
    font-optical-sizing: auto;
}

.sz-container {
    max-width: 1380px;
    padding-inline: clamp(1.1rem, 4vw, 4.25rem);
}

.sz-section-heading,
.sz-hero__title,
.sz-campaign__heading,
.sz-campaign__title,
.sz-service-nav__intro .sz-section-heading,
.sz-services__intro .sz-section-heading,
.sz-projects__intro .sz-section-heading,
.sz-project-card__title,
.sz-cta__heading,
.sz-testimonial__quote {
    font-family: var(--sz-font-display);
    font-weight: 700;
    letter-spacing: normal;
    text-wrap: balance;
    font-feature-settings: "kern" 1, "liga" 1;
}

.sz-section-heading,
.sz-services__intro .sz-section-heading,
.sz-projects__intro .sz-section-heading,
.sz-service-nav__intro .sz-section-heading {
    font-size: clamp(2.15rem, 4.1vw, 4.2rem);
    line-height: 1.28;
}

.sz-btn {
    min-height: 3.35rem;
    padding-inline: 1.55rem;
    border-radius: 0.2rem;
    font-size: 0.84rem;
    font-weight: 700;
    line-height: 1.4;
    transition: transform 420ms var(--sz-gc-ease), background-color 320ms ease, border-color 320ms ease, box-shadow 420ms var(--sz-gc-ease), color 320ms ease;
}

.sz-btn:hover,
.sz-btn:focus-visible {
    transform: translateY(-0.2rem);
    box-shadow: var(--sz-gc-shadow-tight);
}

.sz-btn--primary {
    background: linear-gradient(135deg, var(--sz-gc-bronze-light), var(--sz-color-brand-bronze));
    border-color: var(--sz-gc-bronze-light);
    color: var(--sz-color-brand-dark);
}

.sz-btn--primary:hover,
.sz-btn--primary:focus-visible {
    background: var(--sz-gc-bronze-light);
    border-color: var(--sz-gc-bronze-light);
    color: var(--sz-color-brand-dark);
}

.sz-nav {
    padding-block: 0.95rem;
    border-block-end-color: rgba(227, 189, 104, 0.24);
}

.sz-nav__logo a {
    font-size: clamp(1.25rem, 2vw, 1.62rem);
    text-shadow: 0 0.45rem 1.4rem rgba(0, 0, 0, 0.42);
}

.sz-nav__link {
    color: rgba(245, 246, 248, 0.78);
    font-size: 0.9rem;
    font-weight: 600;
}

.sz-nav__link::after {
    height: 2px;
    background: var(--sz-gc-bronze-light);
}

.sz-hero {
    min-height: max(91svh, 720px);
}

.sz-hero__content {
    width: min(100%, 46rem);
    padding-block: 11rem 8rem;
}

.sz-hero__content::before {
    width: 2px;
    opacity: 0.6;
}

.sz-hero__eyebrow,
.sz-campaign__eyebrow,
.sz-services__eyebrow,
.sz-projects__eyebrow,
.sz-service-nav__eyebrow,
.sz-cta__eyebrow {
    color: var(--sz-gc-bronze-light);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.035em;
    line-height: 1.6;
}

.sz-hero__title {
    max-width: 13ch;
    font-size: clamp(2.8rem, 5.6vw, 5.35rem);
    line-height: 1.2;
}

.sz-hero__subtitle {
    max-width: 38rem;
    color: rgba(245, 246, 248, 0.74);
    font-size: clamp(1rem, 1.45vw, 1.22rem);
    line-height: 1.95;
}

.sz-hero__actions,
.sz-campaign__actions,
.sz-cta__actions {
    gap: 0.9rem;
}

.sz-statistics {
    margin-block-start: -3.6rem;
    background: rgba(5, 11, 19, 0.94);
    border-color: var(--sz-gc-bronze-line);
    box-shadow: var(--sz-gc-shadow);
}

.sz-stat__value {
    color: var(--sz-gc-bronze-light);
    font-size: clamp(2.1rem, 4.4vw, 3.8rem);
}

.sz-stat__label {
    color: var(--sz-gc-text-soft);
    font-size: 0.8rem;
    line-height: 1.65;
}

.sz-campaign {
    padding-block: var(--sz-gc-section-space);
    background: var(--sz-gc-surface-ink);
}

.sz-campaign::before,
.sz-service-nav::before,
.sz-cta::before {
    opacity: 0.11;
}

.sz-campaign__intro,
.sz-services__intro,
.sz-projects__intro,
.sz-service-nav__intro {
    margin-block-end: var(--sz-gc-content-space);
}

.sz-campaign__heading,
.sz-services__intro .sz-section-heading,
.sz-projects__intro .sz-section-heading,
.sz-service-nav__intro .sz-section-heading {
    max-width: 13ch;
    font-size: clamp(2.35rem, 4.6vw, 4.6rem);
    line-height: 1.25;
}

.sz-campaign__rule {
    width: min(15rem, 35vw);
    margin-block-start: 1.5rem;
    background: var(--sz-gc-rule);
}

html[dir="rtl"] .sz-campaign__rule {
    background: linear-gradient(270deg, transparent, var(--sz-gc-bronze-light), transparent);
}

.sz-campaign__viewport {
    border-color: rgba(227, 189, 104, 0.55);
    border-radius: 0.35rem;
    box-shadow: var(--sz-gc-shadow);
}

.sz-campaign__slide {
    transition: opacity 1100ms var(--sz-gc-ease), transform 1300ms var(--sz-gc-ease), visibility 1100ms;
}

.sz-campaign__slide.is-active .sz-campaign__media img {
    transform: scale(1.035);
}

.sz-campaign__overlay,
html[dir="rtl"] .sz-campaign__overlay {
    background: linear-gradient(270deg, rgba(5, 11, 19, 0.9) 0%, rgba(5, 11, 19, 0.52) 48%, rgba(5, 11, 19, 0.12) 100%);
}

.sz-campaign__content {
    width: min(100%, 44rem);
    padding: clamp(1.75rem, 5vw, 5rem);
}

.sz-campaign__title {
    max-width: 11ch;
    font-size: clamp(2.5rem, 5.4vw, 5.25rem);
    line-height: 1.18;
}

.sz-campaign__description {
    max-width: 34rem;
    color: var(--sz-gc-text-soft);
    line-height: 2;
}

.sz-campaign__controls {
    inset-block-end: 1.25rem;
    inset-inline-end: 1.25rem;
    background: rgba(5, 11, 19, 0.62);
    border-color: rgba(227, 189, 104, 0.34);
}

.sz-campaign__control {
    width: 2.85rem;
    height: 2.85rem;
    border-color: rgba(227, 189, 104, 0.58);
}

.sz-service-nav,
.sz-services,
.sz-projects,
.sz-timeline,
.sz-contact,
.sz-faq {
    padding-block: var(--sz-gc-section-space);
}

.sz-service-nav {
    background: var(--sz-gc-surface-deep);
}

.sz-service-nav__intro .sz-section-heading,
.sz-services__intro .sz-section-heading,
.sz-projects__intro .sz-section-heading {
    max-width: 12ch;
}

.sz-service-nav__hint {
    color: var(--sz-gc-text-soft);
    line-height: 1.6;
}

.sz-service-nav__rail {
    gap: clamp(0.7rem, 1.8vw, 1.6rem);
}

.sz-service-nav__item {
    padding-block: 0.75rem 1.5rem;
    border-block-end-color: rgba(245, 246, 248, 0.13);
}

.sz-service-nav__item:hover,
.sz-service-nav__item:focus-visible,
.sz-service-nav__item.is-active {
    background: linear-gradient(180deg, rgba(227, 189, 104, 0.1), transparent 72%);
    transform: translateY(-0.45rem);
}

.sz-service-nav__icon {
    width: clamp(4.45rem, 7.4vw, 6.3rem);
    height: clamp(4.45rem, 7.4vw, 6.3rem);
    margin-block-end: 0.95rem;
    border-color: rgba(227, 189, 104, 0.72);
    box-shadow: inset 0 0 0 0.5rem rgba(5, 11, 19, 0.78), 0 0 0 0.45rem rgba(227, 189, 104, 0.045);
}

.sz-service-nav__title {
    font-size: clamp(1rem, 1.4vw, 1.28rem);
    line-height: 1.5;
}

.sz-service-nav__description {
    max-width: 15ch;
    color: var(--sz-gc-text-soft);
    line-height: 1.8;
}

.sz-services {
    background: var(--sz-color-brand-navy);
}

.sz-services__grid,
.sz-projects__grid {
    gap: clamp(2.4rem, 5.5vw, 6.5rem) clamp(1.4rem, 3.2vw, 3.4rem);
}

.sz-service-card {
    padding-block-end: 0.75rem;
}

.sz-service-card__image-wrap,
.sz-project-card__image {
    border-color: rgba(227, 189, 104, 0.55);
    box-shadow: var(--sz-gc-shadow-tight);
}

.sz-service-card__image-wrap::after {
    background: linear-gradient(180deg, transparent 46%, rgba(5, 11, 19, 0.82));
}

.sz-service-card__image,
.sz-project-card__image img {
    transition: transform 1200ms var(--sz-gc-ease), filter 900ms ease, opacity 700ms ease;
}

.sz-service-card:hover .sz-service-card__image,
.sz-service-card:focus-within .sz-service-card__image,
.sz-project-card:hover .sz-project-card__image img,
.sz-project-card:focus-within .sz-project-card__image img {
    filter: saturate(1.08) contrast(1.04);
    transform: scale(1.055);
}

.sz-service-card__content,
.sz-project-card__content {
    padding-block-start: 1.45rem;
}

.sz-service-card__title,
.sz-project-card__title {
    font-weight: 700;
    line-height: 1.35;
}

.sz-service-card__excerpt,
.sz-service-card__highlight,
.sz-project-card__engineering {
    color: var(--sz-gc-text-soft);
    line-height: 1.95;
}

.sz-service-card__footer,
.sz-project-card__link {
    border-color: var(--sz-gc-bronze-line);
}

.sz-service-card::before {
    width: min(8rem, 38%);
    background: var(--sz-gc-bronze-light);
}

.sz-service-card:hover::before,
.sz-service-card:focus-within::before {
    width: min(15rem, 78%);
}

.sz-projects {
    background: var(--sz-gc-surface-ink);
}

.sz-project-card__image {
    border-radius: 0.2rem;
}

.sz-project-card__title {
    font-size: clamp(2rem, 3.5vw, 3.7rem);
}

.sz-project-card__location,
.sz-project-card__meta {
    color: var(--sz-gc-bronze-light);
}

.sz-project-card__materials li {
    color: rgba(245, 246, 248, 0.76);
    border-color: rgba(227, 189, 104, 0.3);
    line-height: 1.55;
}

.sz-timeline {
    background: var(--sz-color-brand-navy);
}

.sz-timeline__list {
    gap: clamp(2rem, 5vw, 4rem);
    border-inline-start-color: rgba(227, 189, 104, 0.34);
}

.sz-timeline__step-marker {
    border-color: rgba(227, 189, 104, 0.66);
    background: var(--sz-color-brand-navy);
}

.sz-timeline__step-title {
    font-family: var(--sz-font-display);
    font-size: clamp(1.3rem, 2vw, 1.7rem);
    font-weight: 700;
}

.sz-timeline__step-desc {
    color: var(--sz-gc-text-soft);
    line-height: 1.95;
}

.sz-testimonials {
    padding-block: var(--sz-gc-section-space);
    background: var(--sz-gc-surface-deep);
}

.sz-testimonial {
    padding: clamp(1.5rem, 3vw, 2.6rem);
    border-color: rgba(227, 189, 104, 0.22);
    background: linear-gradient(145deg, rgba(16, 37, 66, 0.42), rgba(5, 11, 19, 0.7));
    box-shadow: var(--sz-gc-shadow-tight);
}

.sz-testimonial__quote {
    color: rgba(245, 246, 248, 0.82);
    font-size: clamp(1.15rem, 1.7vw, 1.45rem);
    line-height: 1.95;
}

.sz-faq {
    background: var(--sz-color-brand-navy);
}

.sz-faq__list {
    max-width: 56rem;
}

.sz-faq__item {
    border-block-end-color: rgba(227, 189, 104, 0.26);
}

.sz-faq__question {
    min-height: 4rem;
    color: var(--sz-color-brand-white);
    font-family: var(--sz-font-display);
    font-weight: 700;
    line-height: 1.65;
}

.sz-faq__answer {
    color: var(--sz-gc-text-soft);
    line-height: 2;
}

.sz-contact {
    background: var(--sz-gc-surface-ink);
}

.sz-contact__item {
    padding: clamp(1.3rem, 2.5vw, 2rem);
    background: linear-gradient(145deg, rgba(16, 37, 66, 0.45), rgba(5, 11, 19, 0.8));
    border-color: rgba(227, 189, 104, 0.25);
    border-radius: 0.2rem;
}

.sz-contact__label {
    color: var(--sz-gc-bronze-light);
    font-weight: 700;
}

.sz-contact__value,
.sz-contact__link {
    line-height: 1.75;
}

.sz-cta {
    padding-block: var(--sz-gc-section-space);
    background: linear-gradient(145deg, var(--sz-gc-surface-deep), var(--sz-color-brand-navy) 58%, var(--sz-color-navy-raised));
}

.sz-cta__inner {
    max-width: 62rem;
}

.sz-cta__heading {
    max-width: 13ch;
    font-size: clamp(2.35rem, 5vw, 4.8rem);
    line-height: 1.25;
}

.sz-cta__body {
    max-width: 38rem;
    color: var(--sz-gc-text-soft);
    line-height: 2;
}

.sz-footer {
    padding-block: clamp(4rem, 7vw, 6.5rem) 1.5rem;
    background: #03070d;
}

.sz-footer__top {
    gap: clamp(2rem, 5vw, 5rem);
    padding-block-end: clamp(2.5rem, 5vw, 4.5rem);
    border-block-end-color: rgba(227, 189, 104, 0.18);
}

.sz-footer__brand h2 {
    font-size: clamp(1.55rem, 2.2vw, 2rem);
}

.sz-footer__contact p,
.sz-footer__links li,
.sz-footer__bottom {
    line-height: 1.9;
}

@keyframes sz-gc-rule-breathe {
    0%, 100% { opacity: 0.45; transform: scaleX(0.88); }
    50% { opacity: 1; transform: scaleX(1); }
}

.sz-campaign__rule,
.sz-service-nav::before {
    transform-origin: center;
    animation: sz-gc-rule-breathe 7s ease-in-out infinite;
}

@media (max-width: 1023px) {
    .sz-container {
        padding-inline: clamp(1.35rem, 4vw, 2.5rem);
    }

    .sz-hero {
        min-height: max(86svh, 660px);
    }

    .sz-hero__content {
        padding-block: 10rem 7rem;
    }

    .sz-hero__title {
        max-width: 12ch;
        font-size: clamp(2.55rem, 6.4vw, 4.2rem);
    }

    .sz-campaign__viewport {
        min-height: clamp(32rem, 60vw, 40rem);
    }

    .sz-service-nav__rail {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        row-gap: 2.8rem;
    }

    .sz-service-nav__item {
        padding-inline: 0.75rem;
    }

    .sz-services__grid,
    .sz-projects__grid {
        gap: 3.5rem 1.5rem;
    }
}

@media (max-width: 767px) {
    html {
        scroll-padding-block-start: 7rem;
    }

    .sz-container {
        padding-inline: 1rem;
    }

    .sz-nav {
        padding-block: 0.7rem;
    }

    .sz-nav__logo a {
        font-size: 1.2rem;
    }

    .sz-hero {
        min-height: 70svh;
    }

    .sz-hero__content {
        padding-block: 7.6rem 4.8rem;
    }

    .sz-hero__title {
        max-width: 10ch;
        font-size: clamp(2.1rem, 9.5vw, 3rem);
        line-height: 1.3;
    }

    .sz-hero__subtitle {
        max-width: 28ch;
        font-size: 0.96rem;
        line-height: 1.95;
    }

    .sz-hero__actions,
    .sz-campaign__actions,
    .sz-cta__actions {
        width: min(100%, 21rem);
    }

    .sz-hero__actions .sz-btn,
    .sz-campaign__actions .sz-btn,
    .sz-cta__actions .sz-btn {
        width: 100%;
    }

    .sz-statistics {
        margin-inline: 0.75rem;
        margin-block-start: -1.55rem;
        border-radius: 0.35rem;
    }

    .sz-stat__value {
        font-size: clamp(1.75rem, 8vw, 2.45rem);
    }

    .sz-stat__label {
        font-size: 0.7rem;
    }

    .sz-campaign,
    .sz-service-nav,
    .sz-services,
    .sz-projects,
    .sz-timeline,
    .sz-testimonials,
    .sz-faq,
    .sz-contact,
    .sz-cta {
        padding-block: 4.8rem;
    }

    .sz-campaign__intro,
    .sz-services__intro,
    .sz-projects__intro,
    .sz-service-nav__intro {
        margin-block-end: 2.1rem;
    }

    .sz-campaign__heading,
    .sz-services__intro .sz-section-heading,
    .sz-projects__intro .sz-section-heading,
    .sz-service-nav__intro .sz-section-heading,
    .sz-cta__heading {
        max-width: 11ch;
        font-size: clamp(2rem, 9vw, 2.9rem);
        line-height: 1.35;
    }

    .sz-campaign__viewport {
        min-height: 35rem;
        border-radius: 0.25rem;
    }

    .sz-campaign__content {
        padding: 1.2rem;
    }

    .sz-campaign__title {
        max-width: 10ch;
        font-size: clamp(2rem, 9vw, 2.75rem);
        line-height: 1.3;
    }

    .sz-campaign__description {
        max-width: 29ch;
        font-size: 0.9rem;
        line-height: 1.95;
    }

    .sz-campaign__controls {
        inset-block-end: 0.75rem;
        inset-inline: 0.75rem;
    }

    .sz-service-nav__rail {
        gap: 0.75rem;
        padding-block: 0.4rem 1rem;
    }

    .sz-service-nav__item {
        flex-basis: min(43vw, 10.75rem);
        padding-block: 0.6rem 1.15rem;
    }

    .sz-service-nav__icon {
        width: 4rem;
        height: 4rem;
        margin-block-end: 0.7rem;
    }

    .sz-service-nav__title {
        font-size: 0.95rem;
    }

    .sz-service-nav__description {
        font-size: 0.7rem;
        line-height: 1.75;
    }

    .sz-service-card__title,
    .sz-project-card__title {
        font-size: clamp(1.65rem, 7.2vw, 2.25rem);
        line-height: 1.45;
    }

    .sz-service-card__excerpt,
    .sz-service-card__highlight,
    .sz-project-card__engineering,
    .sz-timeline__step-desc,
    .sz-faq__answer,
    .sz-cta__body {
        font-size: 0.94rem;
        line-height: 2;
    }

    .sz-projects__grid {
        gap: 3.75rem;
    }

    .sz-project-card__image {
        aspect-ratio: 1 / 1.05;
    }

    .sz-timeline__list {
        padding-inline-start: 1.45rem;
    }

    .sz-timeline__step-marker {
        inset-inline-start: calc(-1.45rem - 0.5rem);
    }

    .sz-testimonial {
        padding: 1.35rem;
    }

    .sz-testimonial__quote {
        font-size: 1.08rem;
        line-height: 2;
    }

    .sz-contact__list {
        gap: 0.75rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sz-campaign__rule,
    .sz-service-nav::before {
        animation: none;
    }

    .sz-btn:hover,
    .sz-btn:focus-visible,
    .sz-service-nav__item:hover,
    .sz-service-nav__item:focus-visible,
    .sz-service-nav__item.is-active {
        transform: none;
    }
}


/* --- GATE D: BRAND EXPERIENCE POLISH --- */
:root {
    --sz-d-duration-fast: 220ms;
    --sz-d-duration-base: 420ms;
    --sz-d-duration-slow: 980ms;
    --sz-d-easing: cubic-bezier(0.16, 1, 0.3, 1);
    --sz-d-bronze-soft: rgba(227, 189, 104, 0.72);
    --sz-d-line-soft: rgba(227, 189, 104, 0.22);
    --sz-d-text-secondary: rgba(245, 246, 248, 0.7);
    --sz-d-section-rule: linear-gradient(90deg, transparent, var(--sz-d-line-soft) 18%, var(--sz-d-bronze-soft) 50%, var(--sz-d-line-soft) 82%, transparent);
}

/* Proportion and restraint take priority over ornament. */
body {
    line-height: 1.86;
}

.sz-section-heading,
.sz-campaign__heading,
.sz-campaign__title,
.sz-cta__heading {
    max-width: 14ch;
    line-height: 1.32;
    text-wrap: balance;
}

.sz-section-heading {
    margin-block-end: clamp(1.5rem, 3vw, 2.5rem);
}

.sz-campaign__heading,
.sz-campaign__title,
.sz-cta__heading {
    line-height: 1.3;
}

.sz-hero__title {
    max-width: 12.5ch;
    line-height: 1.28;
}

.sz-hero__subtitle,
.sz-campaign__description,
.sz-service-card__excerpt,
.sz-service-card__highlight,
.sz-project-card__engineering,
.sz-timeline__step-desc,
.sz-testimonial__quote,
.sz-faq__answer,
.sz-cta__body {
    color: var(--sz-d-text-secondary);
    line-height: 1.98;
}

.sz-stat__value,
.sz-project-card__year,
.sz-service-nav__number,
.sz-project-card__image-index,
.sz-service-card__index {
    font-variant-numeric: tabular-nums;
}

/* One coordinated motion language for existing interactions. */
.sz-nav,
.sz-nav__link,
.sz-btn,
.sz-campaign__slide,
.sz-campaign__media img,
.sz-campaign__control,
.sz-campaign__dot,
.sz-service-nav__item,
.sz-service-nav__icon,
.sz-service-nav__icon::before,
.sz-service-nav__icon::after,
.sz-service-nav__line,
.sz-service-card,
.sz-service-card__image,
.sz-project-card,
.sz-project-card__image img,
.sz-project-card__link,
.sz-footer__contact a,
.sz-footer__links a {
    transition-timing-function: var(--sz-d-easing);
}

.sz-nav {
    transition-duration: var(--sz-d-duration-base);
}

.sz-btn,
.sz-campaign__control,
.sz-service-nav__item,
.sz-service-nav__icon,
.sz-service-card,
.sz-project-card__link,
.sz-footer__contact a,
.sz-footer__links a {
    transition-duration: var(--sz-d-duration-base);
}

.sz-campaign__slide,
.sz-campaign__media img,
.sz-service-card__image,
.sz-project-card__image img {
    transition-duration: var(--sz-d-duration-slow);
}

.sz-campaign__dot,
.sz-service-nav__line {
    transition-duration: var(--sz-d-duration-fast);
}

@media (prefers-reduced-motion: no-preference) {
    .sz-hero__backdrop {
        animation-duration: 24s;
    }

    .sz-hero__content > * {
        animation-duration: var(--sz-d-duration-slow);
    }
}

/* Architectural rhythm: separators remain quiet and structural rather than decorative. */
.sz-campaign,
.sz-service-nav,
.sz-services,
.sz-projects,
.sz-timeline,
.sz-testimonials,
.sz-faq,
.sz-contact,
.sz-cta {
    position: relative;
}

.sz-campaign::after,
.sz-service-nav::after,
.sz-services::after,
.sz-projects::after,
.sz-timeline::after,
.sz-testimonials::after,
.sz-faq::after,
.sz-contact::after {
    position: absolute;
    inset-block-end: 0;
    inset-inline: 12%;
    height: 1px;
    content: "";
    background: var(--sz-d-section-rule);
    opacity: 0.72;
    pointer-events: none;
}

.sz-hero .sz-btn,
.sz-campaign__actions .sz-btn,
.sz-cta__actions .sz-btn {
    min-height: 3.3rem;
    box-shadow: 0 0.7rem 1.6rem rgba(0, 0, 0, 0.16);
}

.sz-btn--secondary {
    background: rgba(5, 11, 19, 0.18);
    border-color: var(--sz-d-bronze-soft);
}

.sz-btn--secondary:hover,
.sz-btn--secondary:focus-visible {
    background: rgba(227, 189, 104, 0.12);
    color: var(--sz-color-brand-white);
    border-color: var(--sz-gc-bronze-light);
}

.sz-btn:focus-visible,
.sz-nav__link:focus-visible,
.sz-service-nav__item:focus-visible,
.sz-service-card__link:focus-visible,
.sz-project-card__link:focus-visible,
.sz-campaign__control:focus-visible,
.sz-campaign__dot:focus-visible,
.sz-footer a:focus-visible {
    outline: 2px solid var(--sz-gc-bronze-light);
    outline-offset: 4px;
    box-shadow: 0 0 0 5px rgba(227, 189, 104, 0.18);
}

/* Hero: image authority and typography carry the luxury signal. */
.sz-hero__backdrop {
    background-position: center center;
    filter: saturate(0.98) contrast(1.06);
}

.sz-hero__overlay,
html[dir="rtl"] .sz-hero__overlay {
    background: linear-gradient(270deg, rgba(5, 11, 19, 0.8) 0%, rgba(5, 11, 19, 0.42) 50%, rgba(5, 11, 19, 0.14) 100%);
}

.sz-hero__content {
    padding-block: clamp(9rem, 14vw, 12rem) clamp(5rem, 9vw, 8rem);
}

.sz-hero__eyebrow {
    margin-block-end: 0.9rem;
    line-height: 1.8;
}

.sz-hero__title {
    font-size: clamp(2.55rem, 5.3vw, 5rem);
    text-shadow: 0 0.8rem 2rem rgba(0, 0, 0, 0.26);
}

.sz-hero__subtitle {
    max-width: 34rem;
    font-size: clamp(0.98rem, 1.35vw, 1.16rem);
}

/* Campaign: synchronize text, image, controls, and frame proportions. */
.sz-campaign__viewport {
    border-radius: 0.22rem;
    box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.2);
}

.sz-campaign__media::after {
    border-color: rgba(227, 189, 104, 0.4);
    box-shadow: inset 0 0 0 0.85rem rgba(5, 11, 19, 0.08);
}

.sz-campaign__content {
    padding: clamp(1.5rem, 4.8vw, 4.6rem);
}

.sz-campaign__title {
    max-width: 11.5ch;
    font-size: clamp(2.3rem, 5vw, 4.9rem);
}

.sz-campaign__controls {
    backdrop-filter: blur(0.4rem);
}

/* Service and project presentation: editorial separation, not generic cards. */
.sz-service-card,
.sz-project-card {
    background: transparent;
}

.sz-service-card__image-wrap,
.sz-project-card__image {
    box-shadow: 0 1.25rem 3rem rgba(0, 0, 0, 0.2);
}

.sz-service-card__content,
.sz-project-card__content {
    padding-inline: clamp(0.15rem, 1.3vw, 0.9rem);
}

.sz-service-card__meta,
.sz-service-card__system,
.sz-project-card__meta,
.sz-project-card__location {
    line-height: 1.7;
}

.sz-service-card__title {
    max-width: 13ch;
    line-height: 1.42;
}

.sz-project-card__title {
    max-width: 12ch;
    line-height: 1.38;
}

.sz-project-card__link {
    min-height: 2.6rem;
    padding-block-end: 0.55rem;
}

.sz-service-nav__icon {
    box-shadow: inset 0 0 0 0.5rem rgba(5, 11, 19, 0.8), 0 0 0 0.3rem rgba(227, 189, 104, 0.04);
}

.sz-service-nav__item:hover .sz-service-nav__icon,
.sz-service-nav__item:focus-visible .sz-service-nav__icon,
.sz-service-nav__item.is-active .sz-service-nav__icon {
    box-shadow: inset 0 0 0 0.5rem rgba(227, 189, 104, 0.08), 0 0 1.6rem rgba(227, 189, 104, 0.14);
}

/* Closing experience: strengthen the existing footer without adding markup. */
.sz-footer {
    background: #02060b;
}

.sz-footer__top {
    align-items: start;
}

.sz-footer__brand h2 {
    font-size: clamp(1.6rem, 2.4vw, 2.15rem);
    line-height: 1.35;
}

.sz-footer__contact p,
.sz-footer__links li {
    line-height: 2;
}

.sz-footer__bottom {
    padding-block-start: 1.1rem;
    color: rgba(245, 246, 248, 0.54);
}

/* Formal Gate D mobile width matrix. */
@media (max-width: 767px) {
    .sz-campaign::after,
    .sz-service-nav::after,
    .sz-services::after,
    .sz-projects::after,
    .sz-timeline::after,
    .sz-testimonials::after,
    .sz-faq::after,
    .sz-contact::after {
        inset-inline: 1rem;
    }

    .sz-hero__content {
        padding-block: 7.8rem 4.8rem;
    }

    .sz-hero__title {
        max-width: 10ch;
        font-size: clamp(2rem, 8.8vw, 2.85rem);
        line-height: 1.34;
    }

    .sz-hero__subtitle {
        max-width: 27ch;
        line-height: 2;
    }

    .sz-campaign__viewport {
        min-height: 34rem;
    }

    .sz-campaign__title {
        max-width: 10ch;
        font-size: clamp(1.95rem, 8.5vw, 2.7rem);
        line-height: 1.36;
    }

    .sz-service-nav__item {
        min-height: 11.3rem;
    }

    .sz-service-card__title,
    .sz-project-card__title {
        line-height: 1.5;
    }

    .sz-footer__top {
        gap: 2rem;
    }
}

@media (max-width: 339px) {
    .sz-nav__link {
        padding-inline: 0.48rem;
        font-size: 0.72rem;
    }

    .sz-hero__title {
        max-width: 9.2ch;
        font-size: 1.92rem;
    }

    .sz-hero__subtitle {
        max-width: 25ch;
        font-size: 0.88rem;
    }

    .sz-hero .sz-btn,
    .sz-campaign__actions .sz-btn,
    .sz-cta__actions .sz-btn {
        min-height: 3.15rem;
        padding-inline: 0.85rem;
        font-size: 0.78rem;
    }

    .sz-campaign__viewport {
        min-height: 32rem;
    }

    .sz-campaign__content {
        padding: 1rem;
    }
}

@media (min-width: 390px) and (max-width: 429px) {
    .sz-hero__title {
        font-size: 2.22rem;
    }

    .sz-campaign__viewport {
        min-height: 35rem;
    }
}

@media (min-width: 430px) and (max-width: 767px) {
    .sz-hero__content {
        padding-block: 8.2rem 5.2rem;
    }

    .sz-hero__title {
        font-size: 2.42rem;
    }

    .sz-campaign__viewport {
        min-height: 36rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sz-hero__backdrop,
    .sz-hero__content > *,
    .sz-campaign__rule,
    .sz-service-nav::before {
        animation: none !important;
    }

    .sz-btn:hover,
    .sz-btn:focus-visible,
    .sz-service-nav__item:hover,
    .sz-service-nav__item:focus-visible,
    .sz-service-nav__item.is-active {
        transform: none;
    }

    .sz-campaign__media img,
    .sz-service-card__image,
    .sz-project-card__image img {
        transform: none !important;
    }
}


/* Gate D micro-refinement: enlarge existing control hit areas without adding markup. */
.sz-campaign__dot {
    position: relative;
    display: inline-grid;
    width: 2.75rem;
    height: 2.75rem;
    place-items: center;
    background: transparent;
    border: 0;
}

.sz-campaign__dot::before {
    width: 1.85rem;
    height: 2px;
    content: "";
    background: rgba(245, 246, 248, 0.38);
    transition: width var(--sz-d-duration-fast) var(--sz-d-easing), background-color var(--sz-d-duration-fast) ease;
}

.sz-campaign__dot.is-active::before,
.sz-campaign__dot:focus-visible::before {
    width: 2.85rem;
    background: var(--sz-gc-bronze-light);
}

.sz-service-card__link,
.sz-project-card__link,
.sz-footer__contact a,
.sz-footer__links a {
    min-height: 2.75rem;
    align-items: center;
}

@media (max-width: 767px) {
    .sz-campaign__dot {
        width: 2.65rem;
        height: 2.65rem;
    }

    .sz-service-card__link,
    .sz-project-card__link,
    .sz-footer__contact a,
    .sz-footer__links a {
        min-height: 2.7rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sz-campaign__dot::before {
        transition: none;
    }
}


/* Gate D accessibility polish: make existing inline links visibly tappable. */
.sz-nav__logo a,
.sz-footer__contact a,
.sz-footer__links a {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
}

.sz-nav__logo a {
    padding-block: 0.25rem;
}

@media (max-width: 767px) {
    .sz-nav__logo a,
    .sz-footer__contact a,
    .sz-footer__links a {
        min-height: 2.7rem;
    }
}


/* Gate D final interaction polish: preserve readable contact links with tappable inline-flex areas. */
.sz-contact__link {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
}

@media (max-width: 767px) {
    .sz-contact__link {
        min-height: 2.7rem;
    }
}


/* --- GATE E: PREMIUM BRAND, ASSET & CONVERSION REFINEMENT --- */
:root {
    --sz-e-ease: cubic-bezier(0.22, 1, 0.36, 1);
    --sz-e-micro: 220ms;
    --sz-e-reveal: 820ms;
    --sz-e-line: rgba(200, 155, 60, 0.3);
    --sz-e-muted: rgba(245, 246, 248, 0.68);
}

/* Brand hierarchy: proportion, whitespace, and readable Arabic rhythm lead. */
body {
    text-rendering: optimizeLegibility;
}

.sz-hero__content,
.sz-campaign__content,
.sz-service-nav__intro,
.sz-projects__intro,
.sz-cta__inner {
    text-wrap: pretty;
}

.sz-hero__title,
.sz-campaign__title,
.sz-campaign__heading,
.sz-section-heading,
.sz-cta__heading {
    max-inline-size: 13.5ch;
    line-height: 1.34;
    text-wrap: balance;
}

.sz-hero__subtitle,
.sz-campaign__description,
.sz-service-card__excerpt,
.sz-service-card__highlight,
.sz-project-card__engineering,
.sz-project-card__excerpt,
.sz-cta__body {
    color: var(--sz-e-muted);
    line-height: 2;
}

.sz-nav__link,
.sz-service-nav__title,
.sz-service-nav__description,
.sz-service-card__meta,
.sz-service-card__system,
.sz-project-card__meta,
.sz-project-card__location,
.sz-project-card__year {
    line-height: 1.85;
}

/* One controlled interaction language across existing controls. */
.sz-btn,
.sz-campaign__control,
.sz-campaign__dot,
.sz-service-nav__item,
.sz-service-nav__icon,
.sz-service-card,
.sz-service-card__link,
.sz-project-card,
.sz-project-card__link,
.sz-contact__link,
.sz-footer a {
    transition-timing-function: var(--sz-e-ease);
}

.sz-btn {
    min-block-size: 2.75rem;
    transition-duration: var(--sz-e-micro);
}

.sz-btn:hover,
.sz-btn:focus-visible {
    transform: translateY(-2px);
}

.sz-btn:active {
    transform: translateY(0);
}

.sz-campaign__control,
.sz-campaign__dot {
    min-inline-size: 2.75rem;
    min-block-size: 2.75rem;
}

.sz-campaign__viewport {
    border-radius: 0.28rem;
    box-shadow: 0 1.25rem 3.5rem rgba(0, 0, 0, 0.18);
}

.sz-campaign__content {
    max-inline-size: 44rem;
}

.sz-campaign__title {
    max-inline-size: 11.5ch;
}

.sz-campaign__media img,
.sz-service-card__image img,
.sz-project-card__image img {
    display: block;
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
    transition: transform var(--sz-e-reveal) var(--sz-e-ease), filter var(--sz-e-reveal) var(--sz-e-ease);
}

.sz-campaign__media img {
    filter: saturate(0.94) contrast(1.04);
}

.sz-campaign__slide.is-active .sz-campaign__media img {
    transform: scale(1.015);
}

/* Six-item service capability family: coherent optical weight without new artwork. */
.sz-service-nav__icon {
    aspect-ratio: 1;
    border-radius: 50%;
    transition-duration: var(--sz-e-micro);
}

.sz-service-nav__item:hover .sz-service-nav__icon,
.sz-service-nav__item:focus-visible .sz-service-nav__icon,
.sz-service-nav__item.is-active .sz-service-nav__icon {
    transform: translateY(-3px);
}

.sz-service-nav__description {
    max-inline-size: 16ch;
    margin-inline: auto;
}

.sz-service-nav__item:focus-visible,
.sz-campaign__control:focus-visible,
.sz-campaign__dot:focus-visible,
.sz-btn:focus-visible,
.sz-service-card__link:focus-visible,
.sz-project-card__link:focus-visible,
.sz-contact__link:focus-visible,
.sz-footer a:focus-visible {
    outline: 2px solid var(--sz-color-brand-bronze, #c89b3c);
    outline-offset: 4px;
}

/* Editorial cards: image first, identity second, value third, action last. */
.sz-service-card__image-wrap,
.sz-project-card__image {
    overflow: hidden;
}

.sz-service-card__image-wrap {
    aspect-ratio: 1.38 / 1;
}

.sz-project-card__image {
    aspect-ratio: 1.45 / 1;
}

.sz-service-card__image img,
.sz-project-card__image img {
    filter: saturate(0.92) contrast(1.03);
}

.sz-service-card:hover .sz-service-card__image img,
.sz-project-card:hover .sz-project-card__image img,
.sz-service-card:focus-within .sz-service-card__image img,
.sz-project-card:focus-within .sz-project-card__image img {
    transform: scale(1.025);
    filter: saturate(1) contrast(1.04);
}

.sz-service-card__title,
.sz-project-card__title {
    max-inline-size: 13ch;
    line-height: 1.45;
    text-wrap: balance;
}

.sz-service-card__link,
.sz-project-card__link {
    min-block-size: 2.75rem;
    align-items: center;
}

.sz-project-card__meta-row {
    align-items: baseline;
}

/* Quiet architectural continuity between existing sections. */
.sz-campaign,
.sz-service-nav,
.sz-services,
.sz-projects,
.sz-timeline,
.sz-testimonials,
.sz-faq,
.sz-contact {
    position: relative;
}

.sz-campaign::after,
.sz-service-nav::after,
.sz-services::after,
.sz-projects::after,
.sz-timeline::after,
.sz-testimonials::after,
.sz-faq::after,
.sz-contact::after {
    position: absolute;
    inset-inline: 12%;
    inset-block-end: 0;
    block-size: 1px;
    content: "";
    background: linear-gradient(90deg, transparent, var(--sz-e-line), transparent);
    opacity: 0.68;
    pointer-events: none;
}

.sz-footer__brand h2 {
    line-height: 1.4;
}

.sz-footer__bottom {
    color: rgba(245, 246, 248, 0.58);
}

@media (max-width: 767px) {
    .sz-hero__title {
        max-inline-size: 9.7ch;
        font-size: clamp(2rem, 8.6vw, 2.7rem);
        line-height: 1.38;
    }

    .sz-hero__subtitle,
    .sz-campaign__description,
    .sz-service-card__excerpt,
    .sz-service-card__highlight,
    .sz-project-card__engineering,
    .sz-project-card__excerpt,
    .sz-cta__body {
        line-height: 2.08;
    }

    .sz-campaign__viewport {
        min-block-size: 34rem;
    }

    .sz-campaign__title {
        max-inline-size: 9.5ch;
        font-size: clamp(1.95rem, 8.2vw, 2.55rem);
        line-height: 1.4;
    }

    .sz-service-nav__description {
        max-inline-size: 14ch;
    }

    .sz-campaign::after,
    .sz-service-nav::after,
    .sz-services::after,
    .sz-projects::after,
    .sz-timeline::after,
    .sz-testimonials::after,
    .sz-faq::after,
    .sz-contact::after {
        inset-inline: 1rem;
    }
}

@media (max-width: 339px) {
    .sz-nav__link {
        padding-inline: 0.45rem;
        font-size: 0.72rem;
    }

    .sz-hero__title {
        max-inline-size: 9ch;
        font-size: 1.92rem;
    }

    .sz-campaign__viewport {
        min-block-size: 32rem;
    }

    .sz-campaign__content {
        padding-inline: 1rem;
    }
}

@media (min-width: 390px) and (max-width: 429px) {
    .sz-campaign__viewport {
        min-block-size: 35rem;
    }
}

@media (min-width: 430px) and (max-width: 767px) {
    .sz-campaign__viewport {
        min-block-size: 36rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sz-campaign__media img,
    .sz-service-card__image img,
    .sz-project-card__image img {
        transform: none !important;
        transition: none !important;
    }

    .sz-btn:hover,
    .sz-btn:focus-visible,
    .sz-service-nav__item:hover .sz-service-nav__icon,
    .sz-service-nav__item:focus-visible .sz-service-nav__icon,
    .sz-service-nav__item.is-active .sz-service-nav__icon {
        transform: none;
    }
}