/* YDD Design System - style.css */
:root{
  --bg:#0b0f14;
  --card:#0f1720cc;
  --glass: rgba(255,255,255,0.06);
  --muted:#9aa6b2;
  --accent:#5eead4;
  --accent-2:#60a5fa;
  --glass-blur:12px;
  --radius:14px;
  --container:1200px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial;color:#e6eef6;background:linear-gradient(180deg,#071017 0%,#071426 60%);-webkit-font-smoothing:antialiased}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}

/* Header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;backdrop-filter:blur(6px);background:linear-gradient(180deg,rgba(10,14,18,0.45),transparent);border-bottom:1px solid rgba(255,255,255,0.02)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.brand{font-weight:700;color:var(--accent);font-size:20px;text-decoration:none}
.nav a{color:var(--muted);margin:0 12px;text-decoration:none}
.nav a.cta{color:#fff;border:1px solid rgba(255,255,255,0.06);padding:8px 12px;border-radius:10px}
.menu-btn{display:none;background:none;border:none;color:var(--muted);font-size:22px}

/* Hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center}
.hero-canvas{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-overlay{position:relative;z-index:10;display:flex;align-items:center;gap:40px}
.hero-panel{max-width:680px;padding:36px;border-radius:18px}
.glass{background:var(--glass);border-radius:var(--radius);backdrop-filter:blur(var(--glass-blur));box-shadow:0 8px 40px rgba(2,6,23,0.6);border:1px solid rgba(255,255,255,0.03)}
.hero-title{font-size:38px;line-height:1.02;margin:0 0 10px;color:#e8f8f5}
.hero-sub{color:var(--muted);margin:0 0 18px}
.hero-ctas .btn{display:inline-block;margin-right:12px}
.btn{display:inline-block;padding:12px 18px;border-radius:12px;text-decoration:none}
.btn-primary{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#00211a;font-weight:600}
.btn-ghost{border:1px solid rgba(255,255,255,0.06);color:var(--accent);
  background:transparent}

.hero-cards{display:flex;flex-direction:column;gap:18px;margin-left:24px}
.floating-card{width:220px;padding:18px;border-radius:14px;background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));transform:translateZ(0);box-shadow:0 10px 30px rgba(2,6,23,0.6);border:1px solid rgba(255,255,255,0.03)}

/* Sections */
.section{padding:90px 0}
.section-title{font-size:28px;margin-bottom:18px}
.grid{display:grid;gap:24px}
.two-col{grid-template-columns:1fr 520px;align-items:center}
.services-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.service-card{padding:22px;border-radius:12px;background:linear-gradient(180deg,rgba(255,255,255,0.02),transparent);box-shadow:0 8px 30px rgba(3,7,18,0.6);transition:transform .28s cubic-bezier(.2,.9,.2,1),box-shadow .28s}
.service-card:hover{transform:translateY(-10px) scale(1.02);box-shadow:0 18px 60px rgba(3,7,18,0.7)}

.partners-row{display:flex;gap:18px;align-items:center}
.partner{flex:1;display:flex;flex-direction:column;align-items:center;padding:18px}

.training-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.course-card{padding:20px;border-radius:12px}

.contact-form input,.contact-form textarea{width:100%;padding:12px;margin-top:8px;border-radius:10px;background:rgba(0,0,0,0.35);border:1px solid rgba(255,255,255,0.03);color:#eaf6f2}
.form-actions{display:flex;gap:12px;margin-top:12px}

/* Footer */
.site-footer{padding:32px 0;text-align:center;color:var(--muted);border-top:1px solid rgba(255,255,255,0.02)}

/* Utilities */
.pill-list{list-style:none;padding:0;margin:12px 0 0}
.pill-list li{display:inline-block;background:rgba(255,255,255,0.02);padding:8px 12px;border-radius:999px;margin-right:8px;color:var(--muted)}

/* Responsive */
@media(max-width:900px){
  .two-col{grid-template-columns:1fr}
  .hero-title{font-size:28px}
  .menu-btn{display:block}
  .nav{display:none}
}

/* Micro interactions */
[data-tilt]{transform-style:preserve-3d;transition:transform .18s ease,box-shadow .18s}
[data-tilt]:hover{box-shadow:0 22px 80px rgba(2,6,23,0.75)}

/* Reveal animations */
.js .section{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s}
.js .section.inview{opacity:1;transform:none}

/* Small helpers */
.container{padding-left:28px;padding-right:28px}
/* 
   Yemen Digital Dentistry — Ultra Premium CSS
   Inspired by Apple · Tesla · exocad aesthetics
   Glassmorphism · Futuristic Medical Technology
   Dark/Light Adaptive · Mobile-First · RTL Ready
*/

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700;800;900&family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ═══════════════════════════════════════════════
   DESIGN TOKENS & CSS CUSTOM PROPERTIES
═══════════════════════════════════════════════ */
:root {
    /* Primary palette */
    --cyan-100: #e0f9ff;
    --cyan-400: #22d3ee;
    --cyan-500: #06b6d4;
    --cyan-glow: rgba(0, 242, 254, 0.35);
    --purple-500: #8b5cf6;
    --purple-600: #7c3aed;
    --purple-glow: rgba(127, 0, 255, 0.3);

    /* Gradients */
    --grad-primary: linear-gradient(135deg, #00f2fe 0%, #4facfe 50%, #00f2fe 100%);
    --grad-secondary: linear-gradient(135deg, #7f00ff 0%, #e100ff 100%);
    --grad-hero: linear-gradient(135deg, #00f2fe 0%, #4facfe 40%, #a855f7 100%);
    --grad-card: linear-gradient(135deg, rgba(0,242,254,0.08) 0%, rgba(127,0,255,0.05) 100%);
    --grad-dark-bg: linear-gradient(180deg, #060913 0%, #0b1120 50%, #060913 100%);
    --grad-text: linear-gradient(135deg, #00f2fe 0%, #a78bfa 100%);
    --grad-btn-hover: linear-gradient(135deg, #00e5f5 0%, #3ea1fd 100%);

    /* Light theme surfaces */
    --bg-main: #f0f4f8;
    --bg-section-alt: #e8edf5;
    --bg-card: rgba(255, 255, 255, 0.75);
    --bg-card-hover: rgba(255, 255, 255, 0.98);
    --bg-nav: rgba(240, 244, 248, 0.82);
    --bg-overlay: rgba(240, 244, 248, 0.6);
    --border-glass: rgba(0, 0, 0, 0.06);
    --border-glass-hover: rgba(0, 136, 204, 0.35);
    --border-glow: rgba(0, 242, 254, 0.5);
    --shadow-sm: 0 2px 12px rgba(0,0,0,0.06);
    --shadow-md: 0 8px 32px rgba(0,0,0,0.09);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
    --shadow-glow: 0 8px 32px rgba(0, 136, 204, 0.2);
    --shadow-glow-hover: 0 16px 48px rgba(0, 136, 204, 0.35);

    /* Text */
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-subtle: #94a3b8;
    --text-white: #ffffff;
    --text-dark: #0f172a;
    --text-brand: #0088cc;

    /* Fonts */
    --font-en: 'Space Grotesk', 'Inter', sans-serif;
    --font-ar: 'Cairo', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    /* Spacing */
    --section-pad: clamp(80px, 10vw, 120px);
    --container-pad: clamp(20px, 6vw, 100px);

    /* Radii */
    --r-xs: 6px;
    --r-sm: 10px;
    --r-md: 16px;
    --r-lg: 24px;
    --r-xl: 32px;
    --r-full: 9999px;

    /* Transitions */
    --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
    --t-fast: 0.18s;
    --t-base: 0.35s;
    --t-slow: 0.6s;

    /* Z-indices */
    --z-bg: -1;
    --z-base: 1;
    --z-card: 10;
    --z-nav: 900;
    --z-modal: 1000;
    --z-toast: 1100;
}

/* Dark Theme */
.dark {
    --bg-main: #060913;
    --bg-section-alt: #080d1a;
    --bg-card: rgba(11, 17, 32, 0.65);
    --bg-card-hover: rgba(15, 23, 42, 0.92);
    --bg-nav: rgba(6, 9, 19, 0.82);
    --bg-overlay: rgba(6, 9, 19, 0.7);
    --border-glass: rgba(255, 255, 255, 0.055);
    --border-glass-hover: rgba(0, 242, 254, 0.25);
    --shadow-sm: 0 2px 12px rgba(0,0,0,0.35);
    --shadow-md: 0 8px 32px rgba(0,0,0,0.5);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.6);
    --shadow-glow: 0 8px 32px rgba(0,242,254,0.12);
    --shadow-glow-hover: 0 16px 48px rgba(0,242,254,0.22);
    --text-main: #e2e8f0;
    --text-muted: #94a3b8;
    --text-subtle: #64748b;
    --text-dark: #f8fafc;
    --text-brand: #00f2fe;
}

/* ═══════════════════════════════════════════════
   GLOBAL RESETS & BASE
═══════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-en);
    background-color: var(--bg-main);
    color: var(--text-main);
    transition: background-color 0.5s ease, color 0.5s ease;
    overflow-x: hidden;
    line-height: 1.65;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

body.lang-ar { font-family: var(--font-ar); }
a { color: inherit; text-decoration: none; transition: var(--t-fast) var(--ease-smooth); }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: inherit; background: none; border: none; outline: none; }
ul { list-style: none; }

/* ═══════════════════════════════════════════════
   TYPOGRAPHY SYSTEM
═══════════════════════════════════════════════ */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.2; color: var(--text-dark); letter-spacing: -0.02em; }

.gradient-text {
    background: var(--grad-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 12px rgba(0, 242, 254, 0.25));
}

.text-glow {
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(0, 242, 254, 0.4));
}

/* ═══════════════════════════════════════════════
   GLASS MORPHISM COMPONENTS
═══════════════════════════════════════════════ */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--border-glass);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-md);
    transition: var(--t-base) var(--ease-smooth);
}

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px) saturate(160%);
    -webkit-backdrop-filter: blur(16px) saturate(160%);
    border: 1px solid var(--border-glass);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-md);
    transition: var(--t-base) var(--ease-smooth);
    overflow: hidden;
    position: relative;
}

.glass-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--grad-card);
    border-radius: inherit;
    opacity: 0;
    transition: opacity var(--t-base) var(--ease-smooth);
    pointer-events: none;
}

.glass-card:hover { transform: translateY(-8px) scale(1.01); border-color: var(--border-glass-hover); box-shadow: var(--shadow-glow-hover); }
.glass-card:hover::before { opacity: 1; }

/* ═══════════════════════════════════════════════
   BUTTON SYSTEM
═══════════════════════════════════════════════ */
.glass-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--r-full);
    cursor: pointer;
    border: 1px solid var(--border-glass);
    transition: var(--t-base) var(--ease-smooth);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.glass-button::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.12);
    opacity: 0;
    transition: opacity var(--t-fast);
}
.glass-button:hover::after { opacity: 1; }

.btn-primary {
    background: var(--grad-primary);
    color: #fff;
    border: none;
    box-shadow: 0 4px 24px var(--cyan-glow);
}
.btn-primary:hover { transform: translateY(-2px) scale(1.03); box-shadow: 0 8px 32px var(--cyan-glow); }

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-dark);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(12px);
}
.btn-secondary:hover { border-color: var(--border-glass-hover); transform: translateY(-2px) scale(1.03); background: var(--bg-card-hover); }

.btn-outline {
    background: transparent;
    color: var(--text-brand);
    border: 1.5px solid var(--text-brand);
}
.btn-outline:hover { background: var(--text-brand); color: #fff; transform: translateY(-2px); }

/* ═══════════════════════════════════════════════
   FLOATING NAVBAR
═══════════════════════════════════════════════ */
header { position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-nav); padding: 18px var(--container-pad); }

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    padding: 0 28px;
    border-radius: var(--r-xl);
    background: var(--bg-nav);
    backdrop-filter: blur(28px) saturate(200%);
    -webkit-backdrop-filter: blur(28px) saturate(200%);
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255,255,255,0.08);
    transition: var(--t-base) var(--ease-smooth);
}

.navbar.scrolled { height: 60px; border-radius: var(--r-full); box-shadow: var(--shadow-lg), 0 0 0 1px var(--border-glass); }

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

.nav-logo-icon {
    width: 38px;
    height: 38px;
    background: var(--grad-primary);
    border-radius: var(--r-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 900;
    font-size: 1.1rem;
    box-shadow: 0 4px 12px var(--cyan-glow);
    flex-shrink: 0;
}

.nav-links { display: flex; gap: 4px; align-items: center; }

.nav-links a {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 7px 14px;
    border-radius: var(--r-full);
    transition: var(--t-fast) var(--ease-smooth);
    white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-brand); background: rgba(0, 136, 204, 0.08); }
.dark .nav-links a:hover, .dark .nav-links a.active { background: rgba(0, 242, 254, 0.08); }

.nav-controls { display: flex; align-items: center; gap: 10px; }

.control-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--r-full);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.95rem;
    transition: var(--t-fast) var(--ease-smooth);
}
.control-btn:hover { border-color: var(--border-glass-hover); color: var(--text-brand); transform: scale(1.08); }

.lang-switch { font-weight: 700; font-size: 0.8rem; letter-spacing: 0.5px; }
.menu-toggle { display: none; }

/* ═══════════════════════════════════════════════
   PAGE LAYOUT
═══════════════════════════════════════════════ */
main { padding-top: 104px; }
.section { padding: var(--section-pad) var(--container-pad); position: relative; }
.section-alt { background: var(--bg-section-alt); }

.section-header { text-align: center; max-width: 780px; margin: 0 auto 72px; }

.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-brand);
    text-transform: uppercase;
    letter-spacing: 2.5px;
    margin-bottom: 16px;
    padding: 6px 16px;
    background: rgba(0, 136, 204, 0.07);
    border: 1px solid rgba(0, 136, 204, 0.15);
    border-radius: var(--r-full);
}
.dark .section-eyebrow { background: rgba(0,242,254,0.06); border-color: rgba(0,242,254,0.15); }

.section-subtitle { font-size: 0.85rem; font-weight: 700; color: var(--text-brand); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 12px; display: block; }

.section-title { font-size: clamp(1.9rem, 3.5vw, 2.8rem); margin-bottom: 20px; color: var(--text-dark); }
.section-title strong { display: inline; }

.section-description { font-size: 1.08rem; color: var(--text-muted); line-height: 1.7; max-width: 620px; margin: 0 auto; }

/* Divider accent */
.section-divider {
    width: 60px;
    height: 3px;
    background: var(--grad-primary);
    border-radius: var(--r-full);
    margin: 20px auto 0;
}

/* ═══════════════════════════════════════════════
   HERO SECTION
═══════════════════════════════════════════════ */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 60px var(--container-pad);
    overflow: hidden;
    padding-top: 120px;
}

/* Multi-layer background */
.hero-bg-layer {
    position: absolute;
    inset: 0;
    z-index: var(--z-bg);
    pointer-events: none;
}

.hero-bg-image {
    position: absolute;
    inset: 0;
    background-image: url('../images/hero_dental_3d.png');
    background-size: cover;
    background-position: center right;
    opacity: 0;
    transition: opacity 1s ease;
}
.dark .hero-bg-image { opacity: 0.18; }
.hero-bg-image.loaded { opacity: 0.12; }
.dark .hero-bg-image.loaded { opacity: 0.22; }

.hero-mesh-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 60% at 80% 40%, rgba(0,242,254,0.08) 0%, transparent 70%),
        radial-gradient(ellipse 50% 50% at 20% 70%, rgba(127,0,255,0.06) 0%, transparent 70%),
        radial-gradient(ellipse 40% 40% at 60% 80%, rgba(0,136,204,0.05) 0%, transparent 70%);
}

.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,242,254,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,242,254,0.025) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 60% at 70% 40%, black, transparent);
}
.dark .hero-grid-overlay {
    background-image:
        linear-gradient(rgba(0,242,254,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,242,254,0.04) 1px, transparent 1px);
}

/* Glow orbs */
.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: orb-float 10s ease-in-out infinite alternate;
    pointer-events: none;
}
.glow-orb-1 { width: 480px; height: 480px; background: radial-gradient(circle, rgba(0,242,254,0.12), transparent 70%); top: -100px; right: 5%; animation-delay: 0s; }
.glow-orb-2 { width: 360px; height: 360px; background: radial-gradient(circle, rgba(127,0,255,0.1), transparent 70%); bottom: 5%; right: 25%; animation-delay: -4s; }
.glow-orb-3 { width: 240px; height: 240px; background: radial-gradient(circle, rgba(0,242,254,0.08), transparent 70%); top: 40%; left: 5%; animation-delay: -7s; }

@keyframes orb-float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(20px, -30px) scale(1.08); }
}

/* Hero layout */
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; width: 100%; max-width: 1400px; margin: 0 auto; }

.hero-content { max-width: 620px; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: rgba(0, 136, 204, 0.07);
    border: 1px solid rgba(0, 136, 204, 0.2);
    border-radius: var(--r-full);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-brand);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 28px;
    animation: badge-pulse 3s ease-in-out infinite;
}
.dark .hero-badge { background: rgba(0,242,254,0.06); border-color: rgba(0,242,254,0.2); }

.hero-badge .badge-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 8px #22c55e;
    animation: badge-dot-blink 2s ease-in-out infinite;
}

@keyframes badge-dot-blink { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }
@keyframes badge-pulse { 0%,100% { box-shadow: 0 0 0 0 rgba(0,136,204,0.2); } 50% { box-shadow: 0 0 0 8px rgba(0,136,204,0); } }

.hero-title {
    font-size: clamp(2.6rem, 5vw, 4.2rem);
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    font-weight: 900;
}

.hero-title .line-break { display: block; }

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 44px;
    line-height: 1.75;
    max-width: 520px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }

/* Hero trust stats */
.hero-stats-row {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.hero-stat { text-align: left; }
.hero-stat-num { font-size: 1.8rem; font-weight: 800; line-height: 1; color: var(--text-dark); font-family: var(--font-en); }
.hero-stat-label { font-size: 0.78rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-top: 2px; }

.hero-stat-sep { width: 1px; background: var(--border-glass); align-self: stretch; }

/* Hero visual / Canvas */
.hero-visual {
    position: relative;
    height: 560px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#hero-canvas {
    position: absolute;
    width: 110%;
    height: 110%;
    top: -5%;
    left: -5%;
    pointer-events: none;
}

/* Hero floating feature chips */
.hero-chip {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--r-full);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-dark);
    box-shadow: var(--shadow-md);
    animation: chip-float 6s ease-in-out infinite alternate;
    white-space: nowrap;
    z-index: 5;
}
.hero-chip i { color: var(--text-brand); font-size: 1rem; }
.hero-chip-1 { top: 12%; left: -5%; animation-delay: 0s; }
.hero-chip-2 { top: 38%; right: -8%; animation-delay: -2s; }
.hero-chip-3 { bottom: 20%; left: -2%; animation-delay: -4s; }

@keyframes chip-float {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-12px); }
}

/* Scroll indicator */
.hero-scroll-hint {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--text-subtle);
    letter-spacing: 1px;
    z-index: 5;
}
.scroll-arrow { width: 20px; height: 30px; border: 1.5px solid var(--text-subtle); border-radius: 10px; position: relative; }
.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px; height: 4px;
    background: var(--text-brand);
    border-radius: 50%;
    animation: scroll-dot 1.8s ease-in-out infinite;
}
@keyframes scroll-dot { 0%,100% { opacity: 1; top: 5px; } 80% { opacity: 0.2; top: 16px; } }

/* ═══════════════════════════════════════════════
   SKETCHFAB-STYLE 3D DENTAL VIEWER
   ═══════════════════════════════════════════════ */
.sketchfab-viewer {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 480px;
    background: radial-gradient(circle at center, #111a2e 0%, #060913 100%);
    border-radius: var(--r-xl);
    border: 1px solid var(--border-glass-hover);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(0, 242, 254, 0.08);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--t-base) var(--ease-smooth);
}
.dark .sketchfab-viewer {
    border-color: rgba(0, 242, 254, 0.25);
    background: radial-gradient(circle at center, #0f172a 0%, #030712 100%);
}

.three-container {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    cursor: grab;
}
.three-container:active {
    cursor: grabbing;
}

/* Viewer Top HUD */
.viewer-hud-top {
    position: absolute;
    top: 16px;
    left: 16px;
    right: 16px;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
    z-index: 10;
}
.hud-badge {
    padding: 6px 12px;
    border-radius: var(--r-xs);
    background: rgba(6, 9, 19, 0.75);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    color: var(--text-white);
    font-size: 0.72rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    pointer-events: auto;
}
.hud-badge.active-mode {
    border-color: rgba(0, 242, 254, 0.4);
    color: var(--cyan-400);
}

/* Annotations / Hotspots */
.viewer-annotation {
    position: absolute;
    transform: translate(-50%, -50%);
    z-index: 20;
    pointer-events: auto;
    transition: opacity 0.3s ease;
}
.ann-dot {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--grad-primary);
    border: 2px solid #fff;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 12px var(--cyan-glow);
    transition: transform var(--t-fast) var(--ease-smooth), background-color var(--t-fast);
}
.ann-dot:hover {
    transform: scale(1.2);
    background: var(--grad-secondary);
}
.viewer-annotation.active .ann-dot {
    background: var(--grad-secondary);
    transform: scale(1.1);
}

.ann-popover {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: 220px;
    padding: 12px 14px;
    background: rgba(6, 9, 19, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 242, 254, 0.3);
    border-radius: var(--r-md);
    box-shadow: var(--shadow-md);
    color: #fff;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s var(--ease-smooth), transform 0.3s var(--ease-smooth);
    z-index: 21;
}
.ann-popover::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 6px;
    border-style: solid;
    border-color: rgba(6, 9, 19, 0.9) transparent transparent transparent;
}
.viewer-annotation.active .ann-popover,
.viewer-annotation:hover .ann-popover {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}
.ann-popover h4 {
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--cyan-400);
}
.ann-popover p {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.4;
    white-space: normal;
    text-align: left;
}

/* Controls HUD at Bottom */
.viewer-controls-hud {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: var(--r-md);
    background: rgba(6, 9, 19, 0.75);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-md);
    z-index: 15;
}
.hud-btn {
    width: 34px;
    height: 34px;
    border-radius: var(--r-xs);
    background: transparent;
    border: 1px solid transparent;
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: var(--t-fast);
}
.hud-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    transform: translateY(-2px);
}
.hud-btn.active {
    border-color: rgba(0, 242, 254, 0.35);
    background: rgba(0, 242, 254, 0.15);
    color: var(--cyan-400);
}
.hud-divider {
    width: 1px;
    height: 18px;
    background: rgba(255, 255, 255, 0.15);
    margin: 0 4px;
}

/* ═══════════════════════════════════════════════
   STATS BANNER
   ═══════════════════════════════════════════════ */
/* ═══════════════════════════════════════════════
   STATS BANNER
═══════════════════════════════════════════════ */
.stats-banner { padding: 0 var(--container-pad) 80px; }

.stats-inner {
    background: var(--bg-card);
    backdrop-filter: blur(24px);
    border: 1px solid var(--border-glass);
    border-radius: var(--r-xl);
    padding: 50px 60px;
    box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255,255,255,0.06);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
    overflow: hidden;
}

.stats-inner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--grad-card);
    pointer-events: none;
}

.stat-item {
    text-align: center;
    padding: 20px;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0; top: 20%; bottom: 20%;
    width: 1px;
    background: var(--border-glass);
}

.stat-number {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 900;
    line-height: 1;
    margin-bottom: 10px;
    font-family: var(--font-en);
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 8px rgba(0,242,254,0.3));
}

.stat-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    line-height: 1.4;
}

/* ═══════════════════════════════════════════════
   ABOUT SECTION
═══════════════════════════════════════════════ */
.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 80px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.about-features { margin-top: 40px; display: flex; flex-direction: column; gap: 28px; }

.about-feature-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--r-lg);
    transition: var(--t-base) var(--ease-smooth);
}
.about-feature-item:hover { border-color: var(--border-glass-hover); transform: translateX(4px); }

.about-feature-icon {
    width: 52px; height: 52px;
    border-radius: var(--r-md);
    background: var(--grad-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.3rem;
    flex-shrink: 0;
    box-shadow: 0 4px 12px var(--cyan-glow);
}

.about-feature-title { font-size: 1.05rem; margin-bottom: 6px; }
.about-feature-desc { color: var(--text-muted); font-size: 0.92rem; line-height: 1.6; }

/* About visual panel */
.about-visual {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-img-main {
    border-radius: var(--r-xl);
    overflow: hidden;
    height: 360px;
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.about-img-main img { width: 100%; height: 100%; object-fit: cover; }

.about-img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 50%);
    display: flex;
    align-items: flex-end;
    padding: 24px;
}

.about-accuracy-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(0,242,254,0.3);
    border-radius: var(--r-lg);
}
.about-accuracy-badge .badge-val { font-size: 1.5rem; font-weight: 900; color: #00f2fe; font-family: var(--font-en); }
.about-accuracy-badge .badge-lbl { font-size: 0.78rem; color: rgba(255,255,255,0.7); line-height: 1.3; }

.about-floating-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.about-mini-card {
    padding: 20px;
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--r-lg);
    transition: var(--t-base) var(--ease-smooth);
}
.about-mini-card:hover { border-color: var(--border-glass-hover); transform: translateY(-4px); }
.about-mini-card i { font-size: 1.8rem; color: var(--text-brand); margin-bottom: 10px; display: block; }
.about-mini-card h4 { font-size: 0.9rem; font-weight: 700; margin-bottom: 4px; }
.about-mini-card p { font-size: 0.78rem; color: var(--text-muted); line-height: 1.4; }

/* ═══════════════════════════════════════════════
   DIGITAL SOLUTIONS
═══════════════════════════════════════════════ */
.solutions-filters {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 9px 22px;
    border-radius: var(--r-full);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    color: var(--text-muted);
    transition: var(--t-base) var(--ease-smooth);
}
.filter-btn:hover { border-color: var(--border-glass-hover); color: var(--text-brand); }
.filter-btn.active { background: var(--grad-primary); color: #fff; border-color: transparent; box-shadow: 0 4px 16px var(--cyan-glow); }

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 28px;
    max-width: 1400px;
    margin: 0 auto;
}

.solution-card {
    padding: 36px 32px;
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
}

.solution-icon-wrap {
    width: 68px; height: 68px;
    border-radius: var(--r-lg);
    background: rgba(0, 136, 204, 0.08);
    border: 1px solid rgba(0, 136, 204, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--text-brand);
    margin-bottom: 28px;
    transition: var(--t-base) var(--ease-smooth);
}
.dark .solution-icon-wrap { background: rgba(0,242,254,0.06); border-color: rgba(0,242,254,0.12); }
.glass-card:hover .solution-icon-wrap { background: var(--grad-primary); color: #fff; box-shadow: 0 4px 20px var(--cyan-glow); border-color: transparent; }

.solution-category {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-brand);
    margin-bottom: 10px;
}

.solution-title { font-size: 1.25rem; margin-bottom: 14px; }
.solution-desc { color: var(--text-muted); font-size: 0.93rem; margin-bottom: 28px; flex-grow: 1; line-height: 1.6; }

.solution-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-brand);
    transition: var(--t-fast);
}
.solution-link i { transition: transform 0.2s; }
.solution-link:hover i { transform: translateX(4px); }

/* ═══════════════════════════════════════════════
   TRAINING ACADEMY
═══════════════════════════════════════════════ */
.academy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 32px;
    max-width: 1400px;
    margin: 0 auto;
}

.course-card { display: flex; flex-direction: column; height: 100%; }

.course-img-wrapper {
    position: relative;
    height: 230px;
    overflow: hidden;
    background: linear-gradient(135deg, #0b1120, #1a2035);
}
.course-img-wrapper img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease-smooth); }
.glass-card:hover .course-img-wrapper img { transform: scale(1.07); }

.course-img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(6,9,19,0.6) 0%, transparent 60%);
}

.course-badge {
    position: absolute;
    top: 18px;
    left: 18px;
    background: var(--grad-primary);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 5px 14px;
    border-radius: var(--r-full);
    box-shadow: 0 2px 8px var(--cyan-glow);
}

.course-content { padding: 28px; display: flex; flex-direction: column; flex-grow: 1; }

.course-meta { display: flex; gap: 18px; margin-bottom: 16px; }
.course-meta-item { display: flex; align-items: center; gap: 6px; font-size: 0.82rem; color: var(--text-muted); }
.course-meta-item i { color: var(--text-brand); }

.course-title { font-size: 1.2rem; margin-bottom: 12px; line-height: 1.3; }
.course-desc { color: var(--text-muted); font-size: 0.92rem; margin-bottom: 24px; flex-grow: 1; line-height: 1.6; }

.course-footer { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--border-glass); padding-top: 20px; }
.course-cert { font-size: 0.8rem; font-weight: 600; color: #22c55e; display: flex; align-items: center; gap: 6px; }
.course-cert i { font-size: 0.9rem; }
.course-enroll-btn { font-size: 0.85rem; font-weight: 700; color: var(--text-brand); display: flex; align-items: center; gap: 6px; transition: gap 0.2s; }
.course-enroll-btn:hover { gap: 10px; }

/* ═══════════════════════════════════════════════
   INTERACTIVE TIMELINE
═══════════════════════════════════════════════ */
.timeline-wrapper { max-width: 900px; margin: 0 auto; position: relative; padding: 30px 0; }

.timeline-line {
    position: absolute;
    top: 0; bottom: 0;
    left: 50%;
    width: 2px;
    transform: translateX(-50%);
    background: linear-gradient(to bottom, transparent, rgba(0,136,204,0.4) 10%, rgba(0,136,204,0.4) 90%, transparent);
}
.dark .timeline-line { background: linear-gradient(to bottom, transparent, rgba(0,242,254,0.25) 10%, rgba(0,242,254,0.25) 90%, transparent); }

.timeline-item {
    position: relative;
    width: 50%;
    padding: 16px 50px 16px 0;
}
.timeline-item:nth-child(even) { left: 50%; padding: 16px 0 16px 50px; }

.timeline-dot {
    position: absolute;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--grad-primary);
    top: 28px;
    box-shadow: 0 0 16px var(--cyan-glow);
    z-index: 5;
}
.timeline-item:nth-child(odd) .timeline-dot { right: -9px; }
.timeline-item:nth-child(even) .timeline-dot { left: -9px; }

.timeline-dot::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1.5px solid rgba(0,242,254,0.3);
    animation: timeline-pulse 2.5s ease-in-out infinite;
}
@keyframes timeline-pulse { 0%,100% { transform: scale(1); opacity: 0.6; } 50% { transform: scale(1.5); opacity: 0; } }

.timeline-year {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-brand);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.timeline-card { padding: 22px; }
.timeline-card-title { font-size: 1.1rem; margin-bottom: 8px; }
.timeline-card-desc { color: var(--text-muted); font-size: 0.9rem; line-height: 1.6; }

/* ═══════════════════════════════════════════════
   DIGITAL LIBRARY
═══════════════════════════════════════════════ */
.library-search-box {
    max-width: 580px;
    margin: 0 auto 56px;
    position: relative;
}

.library-search-input {
    width: 100%;
    padding: 16px 56px 16px 24px;
    border-radius: var(--r-full);
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    color: var(--text-main);
    font-size: 0.95rem;
    box-shadow: var(--shadow-md);
    transition: var(--t-base) var(--ease-smooth);
}
.library-search-input:focus { border-color: var(--border-glow); box-shadow: 0 0 0 4px rgba(0,136,204,0.1); }
.library-search-icon { position: absolute; right: 22px; top: 50%; transform: translateY(-50%); color: var(--text-muted); font-size: 1.1rem; pointer-events: none; }

.library-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 28px;
    max-width: 1400px;
    margin: 0 auto;
}

.library-card { padding: 30px; display: flex; flex-direction: column; height: 100%; }

.library-category {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #fff;
    background: var(--grad-primary);
    padding: 4px 14px;
    border-radius: var(--r-full);
    margin-bottom: 16px;
}

.library-title { font-size: 1.1rem; margin-bottom: 12px; line-height: 1.35; }
.library-desc { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 24px; flex-grow: 1; line-height: 1.6; }

.library-meta { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--border-glass); padding-top: 18px; }
.library-meta span { font-size: 0.8rem; color: var(--text-muted); display: flex; align-items: center; gap: 6px; }
.library-meta i { color: var(--text-brand); }

.library-download-btn {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-brand);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    border: 1px solid rgba(0,136,204,0.25);
    border-radius: var(--r-full);
    transition: var(--t-fast);
}
.library-download-btn:hover { background: var(--text-brand); color: #fff; border-color: transparent; }

/* ═══════════════════════════════════════════════
   SUCCESS STORIES / TESTIMONIALS
═══════════════════════════════════════════════ */
.stories-slider-container { position: relative; overflow: hidden; padding: 20px 0; }

.stories-track {
    display: flex;
    transition: transform 0.65s var(--ease-smooth);
    gap: 28px;
}

.story-slide { flex: 0 0 100%; }

.story-card-inner {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 40px;
    align-items: center;
    padding: 48px 56px;
    max-width: 900px;
    margin: 0 auto;
}

.story-image-box {
    width: 120px; height: 120px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid transparent;
    background: var(--grad-primary) border-box;
    box-shadow: 0 0 24px var(--cyan-glow);
    flex-shrink: 0;
}
.story-image-box img { width: 100%; height: 100%; object-fit: cover; }

.story-stars { color: #fbbf24; font-size: 1rem; margin-bottom: 16px; letter-spacing: 2px; }
.story-quote { font-size: 1.05rem; line-height: 1.75; color: var(--text-main); margin-bottom: 24px; font-style: italic; }
.story-author { font-size: 1.1rem; font-weight: 700; color: var(--text-dark); margin-bottom: 4px; }
.story-role { font-size: 0.88rem; color: var(--text-muted); }

.slider-controls { display: flex; justify-content: center; gap: 16px; margin-top: 32px; }

/* ═══════════════════════════════════════════════
   PARTNER WITH US
═══════════════════════════════════════════════ */
.partner-container {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 64px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.partner-highlights { margin-top: 36px; display: flex; flex-direction: column; gap: 20px; }

.partner-highlight-item {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.95rem;
    color: var(--text-muted);
}
.partner-highlight-item i { font-size: 1.1rem; color: #22c55e; flex-shrink: 0; }

/* Form */
.partner-form { padding: 44px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 28px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full-width { grid-column: span 2; }

.form-label { font-size: 0.82rem; font-weight: 600; color: var(--text-muted); letter-spacing: 0.3px; }

.form-input {
    padding: 13px 18px;
    border-radius: var(--r-md);
    background: var(--bg-main);
    border: 1.5px solid var(--border-glass);
    color: var(--text-main);
    font-size: 0.92rem;
    transition: var(--t-fast);
    width: 100%;
}
.form-input:focus { border-color: var(--border-glow); box-shadow: 0 0 0 4px rgba(0,136,204,0.08); }
.form-input::placeholder { color: var(--text-subtle); }
textarea.form-input { resize: vertical; min-height: 110px; }

/* ═══════════════════════════════════════════════
   NEWS & EVENTS
═══════════════════════════════════════════════ */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 28px;
    max-width: 1400px;
    margin: 0 auto;
}

.news-card { display: flex; flex-direction: column; height: 100%; }

.news-img { height: 220px; overflow: hidden; position: relative; }
.news-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.65s var(--ease-smooth); }
.glass-card:hover .news-img img { transform: scale(1.06); }

.news-img-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(6,9,19,0.5), transparent 60%); }

.news-body { padding: 28px; display: flex; flex-direction: column; flex-grow: 1; }
.news-date { font-size: 0.78rem; color: var(--text-muted); display: flex; align-items: center; gap: 6px; margin-bottom: 12px; }
.news-date i { color: var(--text-brand); }
.news-title { font-size: 1.15rem; margin-bottom: 12px; line-height: 1.35; }
.news-excerpt { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; flex-grow: 1; margin-bottom: 20px; }
.news-read-more { font-size: 0.85rem; font-weight: 700; color: var(--text-brand); display: flex; align-items: center; gap: 6px; transition: gap 0.2s; }
.news-read-more:hover { gap: 10px; }

/* ═══════════════════════════════════════════════
   FAQ SECTION
═══════════════════════════════════════════════ */
.faq-container { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }

.faq-item { border-radius: var(--r-lg) !important; overflow: hidden; }

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 28px;
    cursor: pointer;
    gap: 16px;
    transition: var(--t-fast);
}
.faq-question:hover { background: rgba(0,136,204,0.04); }
.dark .faq-question:hover { background: rgba(0,242,254,0.04); }
.faq-question span { font-size: 1rem; font-weight: 600; color: var(--text-dark); line-height: 1.45; }

.faq-icon {
    width: 28px; height: 28px;
    border-radius: 50%;
    border: 1.5px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    flex-shrink: 0;
    transition: var(--t-base) var(--ease-smooth);
}
.faq-item.active .faq-icon { background: var(--grad-primary); border-color: transparent; color: #fff; transform: rotate(45deg); }

.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.45s var(--ease-smooth); }
.faq-answer p { padding: 0 28px 24px; color: var(--text-muted); font-size: 0.95rem; line-height: 1.7; }

/* ═══════════════════════════════════════════════
   CONTACT CENTER
═══════════════════════════════════════════════ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 48px;
    align-items: start;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info-cards { display: flex; flex-direction: column; gap: 20px; }

.contact-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px 28px;
    transition: var(--t-base) var(--ease-smooth);
}
.contact-card:hover { border-color: var(--border-glass-hover); transform: translateX(4px); }

.contact-card-icon {
    width: 48px; height: 48px;
    border-radius: var(--r-md);
    background: var(--grad-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.15rem;
    flex-shrink: 0;
    box-shadow: 0 4px 12px var(--cyan-glow);
}

.contact-card-title { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); margin-bottom: 4px; }
.contact-card-value { font-size: 0.95rem; font-weight: 600; color: var(--text-dark); }

.contact-form-panel { padding: 40px; }

/* ═══════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════ */
.footer {
    padding: 72px var(--container-pad) 0;
    background: var(--bg-section-alt);
    border-top: 1px solid var(--border-glass);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: -200px; right: 10%;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,242,254,0.04), transparent 70%);
    pointer-events: none;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
    gap: 56px;
}

.footer-brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 18px;
}

.footer-brand-desc { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 24px; }

.footer-socials { display: flex; gap: 12px; }
.social-btn {
    width: 40px; height: 40px;
    border-radius: var(--r-full);
    border: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: var(--t-fast) var(--ease-smooth);
}
.social-btn:hover { background: var(--grad-primary); border-color: transparent; color: #fff; transform: translateY(-3px); box-shadow: 0 4px 12px var(--cyan-glow); }

.footer-title { font-size: 0.88rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.2px; color: var(--text-dark); margin-bottom: 20px; }

.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { font-size: 0.9rem; color: var(--text-muted); transition: var(--t-fast); }
.footer-links a:hover { color: var(--text-brand); padding-left: 4px; }

/* Newsletter */
.newsletter-text { font-size: 0.88rem; color: var(--text-muted); margin-bottom: 16px; line-height: 1.6; }

.newsletter-form { display: flex; gap: 0; }
.newsletter-input {
    flex: 1;
    padding: 12px 18px;
    border-radius: var(--r-md) 0 0 var(--r-md);
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-right: none;
    color: var(--text-main);
    font-size: 0.88rem;
}
.newsletter-input:focus { border-color: var(--text-brand); }
.newsletter-btn {
    padding: 12px 20px;
    border-radius: 0 var(--r-md) var(--r-md) 0;
    background: var(--grad-primary);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--t-fast);
}
.newsletter-btn:hover { opacity: 0.9; }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-glass);
    padding: 24px 0;
    margin-top: 56px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ═══════════════════════════════════════════════
   FLOATING WIDGETS
═══════════════════════════════════════════════ */
.widgets-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    z-index: var(--z-toast);
}

.floating-btn {
    width: 56px; height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    cursor: pointer;
    transition: var(--t-base) var(--ease-smooth);
    box-shadow: var(--shadow-lg);
    border: none;
    color: #fff;
}
.floating-btn:hover { transform: scale(1.12) translateY(-4px); }

.whatsapp-btn { background: #25d366; box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
.whatsapp-btn:hover { box-shadow: 0 8px 32px rgba(37,211,102,0.6); }

.ai-assistant-btn { background: var(--grad-primary); box-shadow: 0 4px 20px var(--cyan-glow); }
.ai-assistant-btn:hover { box-shadow: 0 8px 32px var(--cyan-glow); }

/* ═══════════════════════════════════════════════
   AI CHAT BOX
═══════════════════════════════════════════════ */
.ai-chat-box {
    position: fixed;
    bottom: 105px;
    right: 30px;
    width: 360px;
    max-height: 520px;
    z-index: var(--z-modal);
    border-radius: var(--r-xl);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.8) translateY(30px);
    opacity: 0;
    pointer-events: none;
    transition: var(--t-base) var(--ease-smooth);
    box-shadow: var(--shadow-lg), 0 0 0 1px var(--border-glass);
}
.ai-chat-box.open { transform: scale(1) translateY(0); opacity: 1; pointer-events: all; }

.ai-chat-header {
    padding: 18px 20px;
    background: var(--grad-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-shrink: 0;
}

.ai-chat-header-title { display: flex; align-items: center; gap: 12px; color: #fff; font-weight: 700; font-size: 0.95rem; }
.ai-chat-header-title i { font-size: 1.3rem; }
.ai-chat-header-desc { font-size: 0.75rem; color: rgba(255,255,255,0.75); margin-top: 2px; }

.close-chat-btn { color: rgba(255,255,255,0.8); cursor: pointer; width: 30px; height: 30px; border-radius: var(--r-full); display: flex; align-items: center; justify-content: center; font-size: 1rem; transition: var(--t-fast); }
.close-chat-btn:hover { background: rgba(255,255,255,0.15); color: #fff; }

.ai-chat-body { flex: 1; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 12px; background: var(--bg-card); }
.ai-chat-body::-webkit-scrollbar { width: 4px; }
.ai-chat-body::-webkit-scrollbar-thumb { background: var(--border-glass-hover); border-radius: 2px; }

.chat-msg { max-width: 88%; font-size: 0.88rem; line-height: 1.55; animation: msg-in 0.3s var(--ease-smooth); }
@keyframes msg-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.chat-msg.bot { background: var(--bg-main); border: 1px solid var(--border-glass); border-radius: var(--r-md) var(--r-md) var(--r-md) var(--r-xs); padding: 12px 16px; align-self: flex-start; color: var(--text-dark); }
.chat-msg.user { background: var(--grad-primary); border-radius: var(--r-md) var(--r-md) var(--r-xs) var(--r-md); padding: 12px 16px; align-self: flex-end; color: #fff; }

.ai-chat-quick-replies { padding: 12px 16px; display: flex; gap: 8px; flex-wrap: wrap; background: var(--bg-card); border-top: 1px solid var(--border-glass); }
.quick-reply-chip { padding: 7px 14px; border-radius: var(--r-full); border: 1px solid var(--border-glass-hover); font-size: 0.78rem; font-weight: 600; color: var(--text-brand); cursor: pointer; transition: var(--t-fast); }
.quick-reply-chip:hover { background: var(--text-brand); color: #fff; }

.ai-chat-input-box {
    display: flex;
    gap: 10px;
    padding: 14px 16px;
    background: var(--bg-card);
    border-top: 1px solid var(--border-glass);
    flex-shrink: 0;
}

.chat-input {
    flex: 1;
    padding: 10px 16px;
    border-radius: var(--r-full);
    background: var(--bg-main);
    border: 1.5px solid var(--border-glass);
    color: var(--text-main);
    font-size: 0.88rem;
    transition: var(--t-fast);
}
.chat-input:focus { border-color: var(--border-glow); }
.chat-input::placeholder { color: var(--text-subtle); }

.chat-send-btn {
    width: 42px; height: 42px;
    border-radius: var(--r-full);
    background: var(--grad-primary);
    color: #fff;
    font-size: 0.95rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--t-fast);
    flex-shrink: 0;
    box-shadow: 0 2px 8px var(--cyan-glow);
}
.chat-send-btn:hover { transform: scale(1.08); }

/* ═══════════════════════════════════════════════
   NOTIFICATION TOAST
═══════════════════════════════════════════════ */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    opacity: 0;
    padding: 14px 28px;
    border-radius: var(--r-full);
    background: #10b981;
    color: #fff;
    font-size: 0.92rem;
    font-weight: 600;
    box-shadow: 0 8px 32px rgba(16,185,129,0.4);
    z-index: var(--z-toast);
    transition: var(--t-base) var(--ease-smooth);
    white-space: nowrap;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast.error { background: #ef4444; box-shadow: 0 8px 32px rgba(239,68,68,0.4); }

/* ═══════════════════════════════════════════════
   SCROLL ANIMATIONS
═══════════════════════════════════════════════ */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s var(--ease-smooth), transform 0.7s var(--ease-smooth); }
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.7s var(--ease-smooth), transform 0.7s var(--ease-smooth); }
.reveal-left.visible { opacity: 1; transform: translateX(0); }

.reveal-right { opacity: 0; transform: translateX(30px); transition: opacity 0.7s var(--ease-smooth), transform 0.7s var(--ease-smooth); }
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* Staggered children */
.stagger-children > * { opacity: 0; transform: translateY(24px); transition: opacity 0.6s var(--ease-smooth), transform 0.6s var(--ease-smooth); }
.stagger-children.visible > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.05s; }
.stagger-children.visible > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.15s; }
.stagger-children.visible > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.25s; }
.stagger-children.visible > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.35s; }
.stagger-children.visible > *:nth-child(5) { opacity: 1; transform: translateY(0); transition-delay: 0.45s; }
.stagger-children.visible > *:nth-child(6) { opacity: 1; transform: translateY(0); transition-delay: 0.55s; }

/* ═══════════════════════════════════════════════
   SCROLLBAR STYLE
═══════════════════════════════════════════════ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-main); }
::-webkit-scrollbar-thumb { background: var(--border-glass-hover); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-brand); }

/* ═══════════════════════════════════════════════
   MOBILE NAVIGATION
═══════════════════════════════════════════════ */
@media (max-width: 900px) {
    .menu-toggle { display: flex; }

    .nav-links {
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: var(--bg-nav);
        backdrop-filter: blur(32px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 8px;
        display: none;
        z-index: calc(var(--z-nav) - 1);
    }
    .nav-links.active { display: flex; }
    .nav-links a { font-size: 1.15rem; padding: 14px 32px; }

    .lang-switch { display: flex; }
}

/* ═══════════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
═══════════════════════════════════════════════ */
@media (max-width: 1200px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
    .about-grid { gap: 48px; }
}

@media (max-width: 992px) {
    .hero-inner { grid-template-columns: 1fr; }
    .hero-visual { height: 340px; }
    .hero-chip-1, .hero-chip-2, .hero-chip-3 { display: none; }
    .hero-content { max-width: 100%; text-align: center; }
    .hero-stats-row { justify-content: center; }
    .hero-actions { justify-content: center; }
    .hero-desc { margin-left: auto; margin-right: auto; }
    .about-grid { grid-template-columns: 1fr; }
    .about-floating-cards { grid-template-columns: repeat(4, 1fr); }
    .partner-container { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .stats-inner { grid-template-columns: repeat(2, 1fr); }
    .stat-item:nth-child(2)::after { display: none; }
    .story-card-inner { grid-template-columns: 1fr; text-align: center; padding: 36px 32px; }
    .story-image-box { margin: 0 auto; }
}

@media (max-width: 768px) {
    :root { --section-pad: 64px; --container-pad: 24px; }
    .hero-title { font-size: clamp(2rem, 7vw, 3rem); }
    .section-title { font-size: clamp(1.6rem, 5vw, 2.2rem); }
    .timeline-line { left: 20px; }
    .timeline-item, .timeline-item:nth-child(even) { width: 100%; left: 0; padding: 16px 16px 16px 60px; }
    .timeline-item:nth-child(odd) { text-align: left; }
    .timeline-item:nth-child(odd) .timeline-dot { right: auto; left: 11px; }
    .timeline-item:nth-child(even) .timeline-dot { left: 11px; }
    .form-grid { grid-template-columns: 1fr; }
    .form-group.full-width { grid-column: span 1; }
    .ai-chat-box { width: calc(100vw - 40px); right: 20px; }
    .footer-grid { grid-template-columns: 1fr; gap: 36px; }
    .stats-inner { padding: 36px 24px; }
    .about-floating-cards { grid-template-columns: repeat(2, 1fr); }
    .solutions-grid, .academy-grid, .library-grid, .news-grid { grid-template-columns: 1fr; }
    .partner-form { padding: 28px; }
}

@media (max-width: 480px) {
    .hero-stats-row { gap: 20px; }
    .hero-stat-sep { display: none; }
    .widgets-container { bottom: 20px; right: 16px; }
    .toast { width: 90vw; text-align: center; white-space: normal; }
    .navbar { padding: 0 16px; }
}

/* Additional mobile optimizations */
@media (max-width: 480px) {
    /* Header / nav */
    .nav-logo span { display: none; }
    .nav-links a { font-size: 1rem; padding: 12px 20px; }
    .menu-toggle { display: flex; }

    /* Hero */
    .hero-title { font-size: 1.4rem; }
    .hero-sub { font-size: 0.95rem; }
    .hero-panel { padding: 18px; }

    /* Buttons & inputs */
    .glass-button, .btn { width: 100%; padding: 12px 14px; }
    input[type="tel"], input[type="text"], input[type="email"], input[type="date"], input[type="time"], select, textarea { font-size: 1rem; padding: 12px; }

    /* Forms stack vertically and have comfortable tap targets */
    .form-grid, .appointment-form-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
    .form-group { width: 100%; }

    /* Booking section adjustments */
    .appointments-section { padding-top: 40px; padding-bottom: 40px; }
    .appointment-card { padding: 18px; border-radius: 16px; }
    .booking-confirmation { font-size: 0.98rem; padding: 14px; }

    /* Footer / misc */
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .contact-quick-buttons { flex-direction: column; }
    .contact-quick-buttons a { width: 100%; justify-content: center; }
}

/* ═══════════════════════════════════════════════
   UTILITY CLASSES
═══════════════════════════════════════════════ */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }