/* ==========================================================
    Trend Digital Media — Design Tokens
   ========================================================== */
:root {
    --color-primary: #0f1e24;
    --color-primary-dark: #0a151a;
    --color-primary-light: #23414b;
    --color-accent: #f2a93b;
    --color-accent-dark: #d98e1f;
    --color-ink: #12191b;
    --color-paper: #ffffff;
    --color-bg: #f4f6f6;
    --color-muted: #5c6e73;
    --color-line: #e0e6e6;

    --font-display: 'Cairo', sans-serif;
    --font-body: 'Cairo', sans-serif;

    --radius: 14px;
    --radius-sm: 8px;
    --shadow-soft: 0 10px 30px rgba(15, 30, 36, 0.12);
    --shadow-strong: 0 20px 50px rgba(10, 21, 26, 0.35);

    --container: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-ink);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; display: block; }

a { text-decoration: none; color: inherit; }

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 800;
    margin: 0;
}

@media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* ==========================================================
   Header / Navigation
   ========================================================== */
.site-header {
    position: fixed;
    top: 0;
    inset-inline: 0;
    z-index: 1000;
    background: rgba(10, 21, 26, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: background 0.3s ease;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    max-width: var(--container);
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
}

.nav-brand .logo-mark-wrap {
    width: 40px;
    height: 40px;
    border-radius: 12px; /* استدارة الإطار الذهبي الخارجي */
    background: linear-gradient(135deg, var(--color-accent), #ffcf7a);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
    box-sizing: border-box;
    flex-shrink: 0;
}

.nav-brand .logo-mark {
    width: 100%;
    height: 100%;
    border-radius: 8px; /* استدارة الشعار نفسه فوق الخلفية الذهبية */
    object-fit: cover;
    display: block;
}

.nav-brand .brand-text {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 18px;
    line-height: 1.1;
}

.nav-brand .brand-text span { color: var(--color-accent); }

.nav-links {
    display: flex;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: #eaeaf7;
    padding: 8px 16px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 15px;
    transition: background 0.25s ease, color 0.25s ease;
}

.nav-links a:hover,
.nav-links a.active {
    background: var(--color-accent);
    color: var(--color-primary-dark);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
}

/* ==========================================================
   Hero / Intro Section
   ========================================================== */
.hero {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    background: linear-gradient(160deg, var(--color-primary-dark) 0%, var(--color-primary) 55%, #3d3da0 100%);
    color: #fff;
    overflow: hidden;
    padding-top: 90px;
}

.hero-trendline {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0.35;
    pointer-events: none;
}

.hero-trendline path {
    fill: none;
    stroke: var(--color-accent);
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-dasharray: 1800;
    stroke-dashoffset: 1800;
    animation: draw-line 2.8s ease forwards 0.3s;
}

.hero-trendline circle {
    opacity: 0;
    animation: pop-in 0.5s ease forwards 3s;
}

@keyframes draw-line {
    to { stroke-dashoffset: 0; }
}

@keyframes pop-in {
    to { opacity: 1; }
}

.hero-inner {
    position: relative;
    z-index: 2;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 40px;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(242, 169, 59, 0.15);
    border: 1px solid rgba(242, 169, 59, 0.4);
    color: var(--color-accent);
    padding: 6px 14px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 13px;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: clamp(32px, 5vw, 56px);
    line-height: 1.25;
    margin-bottom: 20px;
}

.hero h1 .accent { color: var(--color-accent); }

.hero p.lead {
    font-size: 18px;
    color: #d9d9f2;
    max-width: 520px;
    margin-bottom: 30px;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.hero-logo-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-strong);
}

.logo-mark-big-wrap {
    width: 100%;
    max-width: 260px;
    aspect-ratio: 1;
    border-radius: 28px; /* استدارة الإطار الذهبي الخارجي */
    background: linear-gradient(135deg, var(--color-accent), #ffcf7a);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    box-sizing: border-box;
}

.logo-mark-big {
    width: 100%;
    height: 100%;
    border-radius: 18px; /* استدارة الشعار نفسه فوق الخلفية الذهبية */
    object-fit: contain;
    display: block;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-accent);
    color: var(--color-primary-dark);
    font-weight: 700;
    font-size: 15px;
    padding: 13px 26px;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(242,169,59,0.4); }

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    padding: 12px 24px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.3);
    cursor: pointer;
    transition: background 0.2s ease;
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); }

/* ==========================================================
   Section shared styles
   ========================================================== */
.section {
    padding: 90px 0;
}

.section-head {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 50px;
}

.section-head .eyebrow {
    color: var(--color-accent-dark);
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 1px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 10px;
}

.section-head h2 {
    font-size: clamp(26px, 4vw, 38px);
    color: var(--color-primary-dark);
    margin-bottom: 14px;
}

.section-head p {
    color: var(--color-muted);
    font-size: 16px;
}

.section-divider {
    display: block;
    width: 100%;
    height: 40px;
    margin: 0 auto;
}
.section-divider path {
    fill: none;
    stroke: var(--color-line);
    stroke-width: 2;
}

/* ==========================================================
   Clients Section — logo marquee
   ========================================================== */
.clients-section { background: var(--color-paper); }

.marquee {
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.clients-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 20px;
    margin-bottom: 8px;
}
@media (min-width: 901px) {
    .clients-head {
        display: grid;
        grid-template-columns: 1fr auto 1fr;
        align-items: center;
    }
    .clients-head > div:first-child {
        grid-column: 2;
        text-align: center;
    }
    .clients-nav {
        grid-column: 3;
        justify-self: end;
    }
}
.clients-head .eyebrow {
    color: var(--color-accent-dark);
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 1px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 10px;
}
.clients-head h2 {
    font-size: clamp(26px, 4vw, 38px);
    color: var(--color-primary-dark);
    margin: 0;
}

.clients-nav {
    display: flex;
    gap: 10px;
    flex: none;
}
.clients-nav button {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--color-line);
    background: #fff;
    color: var(--color-primary-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.25s ease, border-color 0.25s ease;
}
.clients-nav button:hover {
    transform: translateY(-2px);
    border-color: var(--color-accent);
}
.clients-nav svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

.clients-sub {
    text-align: center;
    color: var(--color-muted);
    font-size: 16px;
    max-width: 640px;
    margin: 0 auto 40px;
}

/* الكاروسيل - تمرير حقيقي بالجافاسكريبت (scrollLeft) بدل تحريك CSS، أكثر ثباتًا ولا يترك فراغات */
.logos-carousel {
    direction: ltr; /* يثبّت سلوك التمرير في كل المتصفحات بغض النظر عن اتجاه الصفحة RTL */
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding: 10px 4px 16px;
    margin: 0 -4px;
    scrollbar-width: none;
}
.logos-carousel::-webkit-scrollbar { display: none; }

/* بطاقة خلفية خفيفة خلف كل شعار - تحل مشكلة الشعارات الفاتحة/الشفافة اللي بتختفي على خلفية بيضاء */
.logo-chip {
    direction: rtl; /* يرجّع اتجاه أي نص داخل الشعار لوضعه الطبيعي */
    flex: none;
    background: var(--color-bg);
    border: 1px solid var(--color-line);
    border-radius: 14px;
    padding: 14px 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.logo-chip:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-soft);
}

.logo-chip img {
    height: 60px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
}

.clients-empty {
    text-align: center;
    color: var(--color-muted);
    padding: 30px;
    border: 1px dashed var(--color-line);
    border-radius: var(--radius);
}

/* ==========================================================
   Works Section (Photos / Videos)
   ========================================================== */
.works-section { background: var(--color-bg); }

.works-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 36px;
}

.tab-btn {
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    color: var(--color-primary-dark);
    font-weight: 700;
    font-size: 15px;
    padding: 10px 26px;
    border-radius: 999px;
    cursor: pointer;
    transition: all 0.25s ease;
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.work-item {
    display: none;
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
    box-shadow: var(--shadow-soft);
    background: #000;
}

.work-item.show { display: block; }

.work-item img,
.work-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.work-item:hover img,
.work-item:hover video { transform: scale(1.06); }

.work-item .play-badge {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.work-item .play-badge span {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: rgba(242, 169, 59, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-dark);
    font-size: 20px;
}

.works-empty {
    text-align: center;
    color: var(--color-muted);
    padding: 40px;
    grid-column: 1 / -1;
}

/* ==========================================================
   بطاقات التصنيفات (قسم أعمالنا في الصفحة الرئيسية)
   ========================================================== */
.category-card {
    position: relative;
    display: block;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow-soft);
    background: #000;
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.category-card:hover img {
    transform: scale(1.06);
}

.category-card-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(180deg, transparent 45%, rgba(10, 21, 26, 0.9) 100%);
}

.category-card-overlay h3 {
    color: #fff;
    font-size: 18px;
    text-align: center;
    margin: 0;
}

/* ==========================================================
   زر "العودة" في صفحات التصنيفات الفرعية
   ========================================================== */
.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary-dark);
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 30px;
    border: 1px solid var(--color-line);
    padding: 10px 22px;
    border-radius: 999px;
    background: #fff;
    transition: background 0.2s ease, box-shadow 0.2s ease;
}
.back-btn:hover {
    background: var(--color-bg);
    box-shadow: var(--shadow-soft);
}

/* بطاقة "تواصل معنا لمشاهدة الفيديوهات" الثابتة */
.work-item.video-placeholder {
    background: linear-gradient(160deg, var(--color-primary-dark), var(--color-primary));
    align-items: center;
    justify-content: center;
    text-align: center;
}
.work-item.show.video-placeholder {
    display: flex;
}
.video-placeholder-inner {
    padding: 20px;
    color: #fff;
}
.video-placeholder-icon {
    display: block;
    font-size: 40px;
    margin-bottom: 14px;
}
.video-placeholder-inner p {
    font-weight: 700;
    font-size: 16px;
    color: #fff;
    margin: 0;
}
.video-placeholder:hover {
    background: linear-gradient(160deg, var(--color-primary), var(--color-primary-light));
}
.video-placeholder:hover .video-placeholder-inner p {
    color: var(--color-accent);
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(15,15,40,0.92);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 30px;
}
.lightbox.open { display: flex; }
.lightbox-content {
    max-width: 900px;
    max-height: 85vh;
    width: 100%;
}
.lightbox-content img,
.lightbox-content video {
    width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
}
.lightbox-close {
    position: absolute;
    top: 24px;
    inset-inline-end: 30px;
    background: none;
    border: none;
    color: #fff;
    font-size: 32px;
    cursor: pointer;
}

/* ==========================================================
   Contact Section
   ========================================================== */
.contact-section {
    background: linear-gradient(160deg, var(--color-primary-dark), var(--color-primary));
    color: #fff;
}
.contact-section .section-head h2 { color: #fff; }
.contact-section .section-head p { color: #cfcfe9; }

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.contact-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius);
    padding: 30px 24px;
    text-align: center;
    transition: transform 0.25s ease, background 0.25s ease;
}
.contact-card:hover {
    transform: translateY(-6px);
    background: rgba(255,255,255,0.1);
}

.contact-card .icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 24px;
    color: var(--color-primary-dark);
}

.contact-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
}
.contact-card p {
    color: #cfcfe9;
    font-size: 14px;
    margin-bottom: 16px;
    word-break: break-word;
}

/* ==========================================================
   Footer
   ========================================================== */
.site-footer {
    background: var(--color-primary-dark);
    color: #b9b9db;
    text-align: center;
    padding: 26px 0;
    font-size: 14px;
}
.site-footer a { color: var(--color-accent); }

/* ==========================================================
   Responsive — Tablet / Mobile
   ========================================================== */
@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; text-align: center; }
    .hero p.lead { margin-inline: auto; }
    .hero-actions { justify-content: center; }
    .hero-logo-card { max-width: 320px; margin: 0 auto; }
    .works-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 68px;
        inset-inline: 0;
        background: var(--color-primary-dark);
        flex-direction: column;
        padding: 16px;
        gap: 4px;
        transform: translateY(-150%);
        opacity: 0;
        transition: transform 0.3s ease, opacity 0.3s ease;
    }
    .nav-links.open { transform: translateY(0); opacity: 1; }
    .nav-links a { display: block; text-align: center; }
    .nav-toggle { display: flex; }

    .section { padding: 60px 0; }
    .works-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .hero { min-height: auto; padding-bottom: 60px; }
}

@media (max-width: 480px) {
    .works-grid { grid-template-columns: 1fr; }
    .logos-carousel { gap: 10px; }
    .logo-chip { padding: 10px 16px; }
    .logo-chip img { height: 44px; max-width: 110px; }
    .hero-logo-card { padding: 24px; }
    .contact-card { padding: 24px 18px; }
}