/* =======================================================
   Aladinn — Responsive Theme CSS (clean + fixed)
   - Fix: hero text no longer overlaps the fixed header on desktop
   - Fully responsive across breakpoints
   - Hero image never crops
   - Preloader no longer blocks rendering by default
   ======================================================= */

/* ================================
   THEME PALETTE & TOKENS
   ================================ */

:root {
  /* Brand colors */
  --primary-color: #55c291; /* teal */
  --secondary-color: #1b3b6f; /* navy */
  --accent-color: #55c291;
  --success-color: #55c291;
  --warning-color: #1b3b6f;

  /* Shadows & sizing */
  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,.10), 0 2px 4px -1px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.10), 0 4px 6px -2px rgba(0,0,0,.05);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.10), 0 10px 10px -5px rgba(0,0,0,.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,.25);

  --header-h: 88px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);

  /* Gradients */
  --gradient-1: linear-gradient(135deg, #55c291 0%, #1b3b6f 100%);
  --gradient-2: linear-gradient(45deg, #55c291, #1b3b6f);
  --gradient-3: linear-gradient(135deg, #1b3b6f 0%, #55c291 100%);

  /* Theme-able semantic tokens */
  --bg: #0b1a31;
  --bg-alt: #102a53;
  --text: #eaf6f5;
  --text-muted: rgba(234,246,245,.75);
  --card: #ffffff;
  --card-text: #1b3b6f;
  --divider: rgba(255,255,255,.12);
  --scrollbar-track: #0f2b52;
  --scrollbar-thumb: var(--primary-color);

  /* Header backgrounds */
  --header-bg: linear-gradient(180deg, rgba(15,35,66,.98), rgba(22,58,99,.92));
  --header-bg-scrolled: linear-gradient(180deg, rgba(15,35,66,1), rgba(22,58,99,.98));

  /* Section aliases */
  --dark-color: var(--bg);
  --light-color: var(--bg-alt);
  --text-color: var(--card-text);
  --text-light: #64748b;
  --white: #ffffff;
}

/* ----------------
   DARK THEME
   ---------------- */
html[data-theme="dark"] {
  --bg: #1b3b6f;
  --bg-alt: #163a63;
  --text: #eaf6f5;
  --text-muted: rgba(234,246,245,.75);
  --card: #ffffff;
  --card-text: #1b3b6f;
  --divider: rgba(255,255,255,.12);
  --scrollbar-track: #0f2b52;
  --scrollbar-thumb: var(--primary-color);

  --header-bg: linear-gradient(180deg, rgba(15,35,66,.98), rgba(22,58,99,.92));
  --header-bg-scrolled: linear-gradient(180deg, rgba(15,35,66,1), rgba(22,58,99,.98));
}

/* ----------------
   LIGHT THEME
   ---------------- */
html[data-theme="light"] {
  --bg: #ffffff;
  --bg-alt: #f3f6fb;
  --text: #1b3b6f;
  --text-muted: rgba(27,59,111,.72);
  --card: #ffffff;
  --card-text: #1b3b6f;
  --divider: rgba(0,0,0,.08);
  --scrollbar-track: #e6eaf2;
  --scrollbar-thumb: #c6d1e4;

  --header-bg: rgba(255,255,255,.88);
  --header-bg-scrolled: rgba(255,255,255,.95);
}

/* ================================
   GLOBAL / BASE
   ================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-padding-top: calc(var(--header-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  line-height: 1.7;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  scroll-behavior: smooth;

  /* NEW: offset the fixed header so hero text never sits under it */
  padding-top: calc(var(--header-h) + var(--safe-top));
}

/* Extra offset on desktop to include the top info bar height */
@media (min-width: 901px) {
  body {
    padding-top: calc(var(--header-h) + 40px + var(--safe-top)); /* ~40px header-top */
  }
}

/* Media defaults: avoid overflow/cropping */
img, svg, video, canvas {
  display: block;
  max-width: 100%;
  height: auto;
}

a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible {
  outline: 3px solid rgba(85,194,145,.55);
  outline-offset: 2px;
}

::selection { background: rgba(85,194,145,.35); }

/* Reduce motion if user prefers */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

body.menu-open { overflow: hidden; touch-action: none; }

.container {
  width: 100%;
  max-width: min(1200px, 92vw);
  margin: 0 auto;
  padding: 0 clamp(12px, 3vw, 24px);
}

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-color); }

/* ================================
   PRELOADER (SAFE DEFAULTS)
   ================================ */

/* Hide preloader by default; show only if body has .loading */
.preloader { display: none; }
body.loading .preloader {
  position: fixed; inset: 0;
  display: grid; place-items: center;
  background: var(--bg);
  z-index: 2000;
}
.loader {
  width: 56px; height: 56px;
  border-radius: 50%;
  border: 4px solid rgba(255,255,255,.25);
  border-top-color: var(--primary-color);
  animation: spin 1s linear infinite, pulseGlow 1.8s ease-in-out infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulseGlow {
  0%,100% { box-shadow: 0 0 0 0 rgba(85,194,145,0); }
  50%     { box-shadow: 0 0 24px 0 rgba(85,194,145,.35); }
}

/* ================================
   HEADER / NAVBAR
   ================================ */

.header {
  position: fixed; top:0; left:0; right:0; z-index:1000;
  background: var(--header-bg);
  box-shadow: var(--shadow-md);
  transition: all .3s cubic-bezier(.4,0,.2,1);
  padding-top: var(--safe-top);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
}
.header.scrolled { background: var(--header-bg-scrolled); box-shadow: var(--shadow-lg); }

.header-top {
  background: rgba(27,59,111,.92);
  color: var(--text);
  padding: 8px 0;
  font-size: 14px;
  font-weight: 500;
  border-bottom: 1px solid var(--divider);
}
html[data-theme="light"] .header-top {
  background: #ffffff;
  color: var(--secondary-color);
  border-bottom: 1px solid var(--divider);
}

.header-top .container { display:flex; justify-content:space-between; align-items:center; gap:12px; flex-wrap:wrap; }
.header-info span { margin-right:18px; display:inline-flex; align-items:center; gap:8px; }
.header-info i { color: var(--primary-color); }

.header-social a {
  color: var(--text); margin-left:10px; font-size:14px;
  width:30px; height:30px; display:inline-flex; align-items:center; justify-content:center;
  border-radius:50%; background: rgba(255,255,255,.12);
  transition: .25s;
}
html[data-theme="light"] .header-top .header-social a { background: rgba(0,0,0,.06); color: var(--secondary-color); }
.header-social a:hover { background: var(--primary-color); transform: translateY(-2px); color: #0b1a31; }

.navbar { padding: 12px 0; transition: padding .3s ease; }
.header.scrolled .navbar { padding: 10px 0; }

.nav-content { display:flex; align-items:center; justify-content:space-between; gap:12px; }

/* Logo */
.logo-img {
  height: clamp(52px, 10vh, 86px);
  width: auto;
  display: block;
  object-fit: contain;
  transition: transform .3s ease, filter .3s ease;
}
html[data-theme="dark"] .logo-img {
  filter:
    drop-shadow(0 0 5px #ffffffcc)
    drop-shadow(0 0 12px #55c291aa)
    drop-shadow(0 0 18px #1b3b6fcc);
}
html[data-theme="light"] .logo-img {
  filter:
    drop-shadow(0 0 2px #ffffff)
    drop-shadow(0 2px 6px rgba(0,0,0,.25))
    drop-shadow(0 0 10px #1b3b6f66);
}
.logo-img:hover { transform: scale(1.05); }

/* Nav links */
.nav-menu { display:flex; flex-wrap: wrap; list-style:none; gap: clamp(12px, 2.8vw, 32px); }
.nav-menu a {
  text-decoration:none; color: var(--text); font-weight:600; font-size:15px;
  transition: color .2s ease; position:relative; padding: 8px 0;
}
html[data-theme="light"] .nav-menu a { color: var(--secondary-color); }
.nav-menu a::before {
  content:''; position:absolute; bottom:-1px; left:0; width:0; height:2px;
  background: var(--primary-color); transition: width .25s cubic-bezier(.4,0,.2,1);
}
.nav-menu a:hover::before, .nav-menu a.active::before { width:100%; }
.nav-menu a:hover { color: var(--primary-color); }

/* Buttons */
.nav-btn {
  background: var(--gradient-3); color: #fff;
  padding: 11px 18px; border:none; border-radius: 999px;
  font-weight: 700; font-size: 14px; cursor:pointer; transition:.25s; box-shadow: var(--shadow-md);
  position:relative; overflow:hidden; white-space: nowrap;
}
.nav-btn::before {
  content:''; position:absolute; inset:0; transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.35), transparent);
  transition: transform .45s;
}
.nav-btn:hover::before { transform: translateX(100%); }
.nav-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-xl); }

/* Theme toggle */
#themeToggle,
.theme-toggle-btn {
  background: transparent;
  border: 1px solid var(--divider);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 700;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
#themeToggle:hover, .theme-toggle-btn:hover { transform: translateY(-1px); }
html[data-theme="light"] #themeToggle, html[data-theme="light"] .theme-toggle-btn { color: var(--secondary-color); }

/* Mobile menu */
.mobile-menu-btn { display:none; background:none; border:none; font-size:24px; color: var(--text); cursor:pointer; }
html[data-theme="light"] .mobile-menu-btn { color: var(--secondary-color); }

.mobile-menu {
  position: fixed; inset: 0 0 0 auto; right:-100%; width:min(88vw, 340px); height:100dvh;
  background: #0f2b52; color: var(--text);
  box-shadow: var(--shadow-2xl); transition: right .3s ease;
  z-index:1001; padding: calc(16px + var(--safe-top)) 20px 24px;
  display: flex; flex-direction: column;
}
html[data-theme="light"] .mobile-menu { background: #ffffff; color: var(--secondary-color); border-left: 1px solid var(--divider); }
.mobile-menu.active { right:0; }
.mobile-menu .nav-menu { display:flex !important;flex-direction:column; gap:8px; }
.mobile-menu .nav-menu a { font-size:18px; padding: 12px 0; border-bottom: 1px solid var(--divider); }

.mobile-overlay {
  position:fixed; inset:0; background: rgba(0,0,0,.5);
  opacity:0; visibility:hidden; transition: .3s ease; z-index:1000;
}
.mobile-overlay.active { opacity:1; visibility:visible; }

/* Anchor offset for fixed header */
section { scroll-margin-top: calc(var(--header-h) + 16px); }

/* ================================
   HERO
   ================================ */

.hero {
  background: var(--gradient-1);
  color: #fff;
  position: relative; overflow:hidden; display:flex; align-items:center;
  padding: clamp(72px, 12vh, 140px) 0 clamp(40px, 8vh, 100px);
  min-height: calc(100vh - var(--header-h) - var(--safe-top));
}
@supports (height: 100svh) {
  .hero { min-height: calc(100svh - var(--header-h) - var(--safe-top)); }
}

/* Decorative layers */
.hero::before {
  content:''; position:absolute; inset:0;
  background:
    radial-gradient(1200px 600px at 20% 10%, rgba(255,255,255,.08), transparent 60%),
    radial-gradient(800px 500px at 80% 30%, rgba(255,255,255,.06), transparent 60%);
  z-index: 0;
}
.hero-shapes, .floating-elements { position:absolute; inset:0; pointer-events:none; z-index:0; }
.hero-shapes .shape {
  position: absolute;
  width: clamp(180px, 24vw, 340px);
  height: clamp(180px, 24vw, 340px);
  filter: blur(30px);
  border-radius: 50%;
  opacity: .28;
  background: var(--gradient-2);
  animation: floatY 10s ease-in-out infinite;
}
.hero-shapes .shape:nth-child(1){ top: 6%; left: -4%; animation-duration: 11s; }
.hero-shapes .shape:nth-child(2){ bottom: -8%; right: -6%; animation-duration: 9s; }
.hero-shapes .shape:nth-child(3){ top: 40%; left: 55%; animation-duration: 13s; }

.floating-elements .floating-element {
  position: absolute;
  width: 12px; height: 12px; border-radius: 50%;
  background: #fff; opacity: .35;
  animation: floatY 6s ease-in-out infinite, driftX 18s linear infinite;
  box-shadow: 0 0 12px rgba(255,255,255,.6);
}
.floating-elements .floating-element:nth-child(1){ top: 18%; left: 22%; }
.floating-elements .floating-element:nth-child(2){ top: 60%; left: 68%; animation-delay: .6s; }
.floating-elements .floating-element:nth-child(3){ top: 78%; left: 34%; animation-delay: 1.1s; }

@keyframes floatY { 0%,100%{ transform: translateY(-6px); } 50%{ transform: translateY(6px); } }
@keyframes driftX { 0%{ transform: translateX(0); } 100%{ transform: translateX(26px); } }

.hero .container { position: relative; z-index: 1; }

/* Layout: text + capped image column (prevents overflow) */
.hero-content {
  display:grid;
  grid-template-columns: minmax(0, 1fr) min(560px, 42vw);
  gap: clamp(20px, 5vw, 64px);
  align-items:center;
}
.hero-text { margin-top: 0; }
.hero-text h1 {
  font-size: clamp(1.9rem, 4.2vw, 3.3rem); font-weight:800; line-height:1.15; margin-bottom: 16px;
  color: #fff;
}
.hero-text .highlight { color: var(--accent-color); }
.hero-text p {
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  margin-bottom: 24px; color: rgba(255,255,255,.9); line-height:1.7; font-weight:400;
  max-width: 60ch;
}
.hero-buttons { display:flex; flex-wrap:wrap; gap:12px; }

.btn-primary, .btn-secondary {
  display:inline-flex; align-items:center; gap:10px; border-radius:999px;
  font-weight:700; font-size:15px; transition: transform .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--gradient-3); color: #fff; padding: 12px 22px; box-shadow: var(--shadow-lg); }
.btn-secondary { background: transparent; color: #fff; border:2px solid #fff; padding: 10px 22px; }
.btn-primary:hover, .btn-secondary:hover { transform: translateY(-2px); }

/* Hero image — NEVER CROPS */
.hero-image{
  justify-self: center;
  width: 100%;
  max-width: 560px;   /* desktop cap */
  margin-inline: auto;
}
.hero-img{
  width: 100%;
  height: auto;       /* preserve aspect ratio */
  object-fit: contain;
  object-position: center;
}
.hero-placeholder{
  width: 100%;
  aspect-ratio: 16 / 11;
  display:grid;
  place-items:center;
  background: rgba(0,0,0,.06);
  border-radius: 12px;
}
.hero-placeholder i{ font-size: 3rem; opacity: .7; }

/* ================================
   FEATURES
   ================================ */

.features { padding: clamp(64px, 8vw, 120px) 0; background: var(--light-color); color: var(--text); }
.features-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: clamp(16px, 3vw, 28px); }
.feature-card {
  background: var(--card); color: var(--card-text);
  padding: clamp(22px, 3vw, 32px); border-radius: 16px; text-align:center;
  box-shadow: var(--shadow-lg); transition: transform .2s ease, box-shadow .2s ease;
  border-top: 4px solid var(--secondary-color);
}
.feature-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-2xl); border-top-color: var(--accent-color); }
.feature-icon {
  width:78px; height:78px; background: var(--gradient-2); border-radius:50%;
  display:flex; align-items:center; justify-content:center; margin: 0 auto 14px; font-size:2rem; color: #fff;
}

/* ================================
   ABOUT
   ================================ */

.about { padding: clamp(64px, 8vw, 120px) 0; background: var(--dark-color); color: var(--text); }
.about-content { display:grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 5vw, 64px); align-items:center; }
.about-text h2 { font-size: clamp(1.6rem, 3.2vw, 2.6rem); color:var(--text); margin-bottom:12px; font-weight:800; }
.about-text p { color: var(--text-muted); margin-bottom: 14px; font-size: 16px; }
.about-features { list-style:none; margin: 20px 0; }
.about-features li { display:flex; align-items:center; gap:10px; padding:8px 0; color: var(--text); }
.about-features li i {
  color: var(--primary-color);
  width:22px; height:22px; display:flex; align-items:center; justify-content:center;
  background: rgba(85,194,145,.25); border-radius:50%;
}
.about-placeholder {
  width:100%;
  height: clamp(240px, 40vh, 420px);
  background: var(--gradient-2);
  border-radius: 18px;
  display:flex; align-items:center; justify-content:center;
  color:#fff; box-shadow: var(--shadow-xl); overflow:hidden; position:relative;
}
.about-placeholder img { width:100%; height:auto; object-fit: cover; }

/* ================================
   STATS
   ================================ */

.stats { background: var(--gradient-1); color:#fff; padding: clamp(56px, 7vw, 100px) 0; position:relative; overflow:hidden; }
.stats-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: clamp(16px, 3vw, 28px); text-align:center; }
.stat-item { padding: 16px; position:relative; }
.stat-item::before {
  content:''; position:absolute; top:0; left:50%; transform:translateX(-50%);
  width:56px; height:3px; background: var(--accent-color); border-radius:2px;
}
.stat-number { font-size: clamp(1.9rem, 5.5vw, 3.4rem); font-weight:800; margin: 6px 0; color:#fff; }
.stat-number::after { content:'+'; color: var(--accent-color); font-size: .75em; vertical-align: top; margin-left:2px; }
.stat-label { font-size: .98rem; opacity:.92; font-weight:600; text-transform: uppercase; letter-spacing: 1px; }

/* ================================
   SECTION TITLE
   ================================ */

.section-title { text-align:center; margin-bottom: clamp(32px, 6vw, 72px); }
.section-title h2 { font-size: clamp(1.6rem, 3.2vw, 2.6rem); color: #ffffff; margin-bottom: 10px; font-weight: 800; }
html[data-theme="light"] .section-title h2 { color: var(--secondary-color); }
.section-title h2::after {
  content:''; display:block; margin: 8px auto 0; width: 90px; height: 4px;
  background: var(--gradient-3); border-radius:2px;
}
.section-title p { font-size: 1.02rem; color: var(--text-muted); max-width: 72ch; margin: 0 auto; }

/* ================================
   SERVICES
   ================================ */

.services { padding: clamp(64px, 8vw, 120px) 0; background: var(--light-color); color: var(--text); }
.services-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: clamp(16px, 3vw, 28px); }
.service-card {
  background: var(--card); color: var(--card-text);
  padding: clamp(22px, 3vw, 32px); border-radius: 16px; box-shadow: var(--shadow-lg); transition: transform .2s ease, box-shadow .2s ease;
  border-left: 5px solid transparent;
}
.service-card:hover { transform: translateY(-6px); border-left-color: var(--secondary-color); box-shadow: var(--shadow-2xl); }
.service-header { display:flex; align-items:center; gap:14px; margin-bottom: 14px; }
.service-icon { width: 60px; height:60px; background: var(--gradient-2); border-radius: 14px; display:flex; align-items:center; justify-content:center; color:#fff; font-size: 1.5rem; }
.service-card h3 { font-size: 1.1rem; color: var(--secondary-color); font-weight:700; margin:0; }

/* ================================
   PRICING
   ================================ */

.pricing { padding: clamp(64px, 8vw, 120px) 0; background: var(--dark-color); color: var(--text); }
.pricing-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: clamp(16px, 3vw, 28px); margin-top: clamp(28px, 5vw, 64px); }
.pricing-card {
  background: var(--card); color: var(--card-text);
  padding: clamp(22px, 3vw, 32px); border-radius: 18px; box-shadow: var(--shadow-lg);
  border: 2px solid transparent; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  display: flex; flex-direction: column;
}
.pricing-card:hover { transform: translateY(-6px); border-color: var(--secondary-color); box-shadow: var(--shadow-2xl); }
.pricing-card.featured { background: var(--gradient-1); color: #fff; transform: none; border-color: var(--accent-color); box-shadow: var(--shadow-2xl); }
.pricing-badge { background: var(--gradient-3); color: #fff; padding: 6px 14px; border-radius: 22px; font-size: 12px; font-weight:700; margin-bottom: 12px; display:inline-block; }
.pricing-card h3 { font-size: 1.2rem; margin-bottom: 12px; font-weight:700; }
.pricing-price { font-size: clamp(2rem, 5.6vw, 3.2rem); font-weight: 800; margin-bottom: 8px; position:relative; display:inline-block; }
.pricing-price span { font-size: .9rem; opacity:.8; font-weight:500; }
.pricing-price::before { content:'$'; font-size: .6em; position:absolute; top:.35em; left:-.8em; opacity:.9; }
.pricing-features { list-style:none; margin: 18px 0; text-align:left; flex: 1 1 auto; }
.pricing-features li { padding: 10px 0; border-bottom: 1px solid var(--divider); display:flex; align-items:center; font-size:15px; }
.pricing-features li i {
  color: var(--success-color); margin-right: 10px; width:18px; height:18px; display:flex; align-items:center; justify-content:center;
  background: rgba(85,194,145,.25); border-radius:50%;
}
.pricing-card .btn-primary { margin-top: auto; width:100%; justify-content:center; }

/* ================================
   TESTIMONIALS
   ================================ */

.testimonials { padding: clamp(64px, 8vw, 120px) 0; background: var(--light-color); color: var(--text); }
.testimonials-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: clamp(16px, 3vw, 28px); margin-top: clamp(18px, 4vw, 56px); }
.testimonial-card {
  background: var(--card); color: var(--card-text);
  padding: clamp(22px, 3vw, 32px); border-radius: 16px; box-shadow: var(--shadow-lg); position:relative; transition: transform .2s ease, box-shadow .2s ease;
}
.testimonial-card::before { content:'"'; position:absolute; top:-8px; left:20px; font-size: 5rem; color: var(--secondary-color); opacity:.1; font-family:serif; line-height:1; }
.testimonial-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-2xl); }
.testimonial-text { font-style: italic; color: #64748b; margin-bottom: 16px; line-height:1.8; font-size: 16px; }
.testimonial-author { display:flex; align-items:center; gap:12px; }
.author-avatar { width:52px; height:52px; background: var(--gradient-2); border-radius:50%; display:flex; align-items:center; justify-content:center; color:#fff; font-weight:700; font-size:1rem; }

/* ================================
   CONTACT
   ================================ */

.contact {
  padding: clamp(64px, 8vw, 120px) 0;
  background: var(--dark-color); position:relative; overflow:hidden;
  padding-bottom: calc(clamp(64px, 8vw, 120px) + var(--safe-bottom));
}
.contact::before {
  content:''; position:absolute; inset:0;
  background:
    radial-gradient(600px 400px at 15% 20%, rgba(85,194,145,.18), transparent 60%),
    radial-gradient(600px 400px at 85% 60%, rgba(85,194,145,.14), transparent 60%);
}
.contact-content {
  display:grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 5vw, 64px);
  margin-top: clamp(20px, 5vw, 64px); align-items:start; position:relative; z-index:1;
}
.contact-info, .contact-form {
  background: rgba(255,255,255,.06);
  backdrop-filter: blur(16px);
  padding: clamp(20px, 3.6vw, 40px); border-radius: 18px; border: 1px solid var(--divider);
  color: var(--text);
}
html[data-theme="light"] .contact-info,
html[data-theme="light"] .contact-form { background: rgba(255,255,255,.75); }
.contact-info h3 { color: #fff; margin-bottom: 16px; font-size: 1.2rem; font-weight:700; }
html[data-theme="light"] .contact-info h3 { color: var(--secondary-color); }
.contact-item { display:flex; align-items:center; gap:12px; margin-bottom: 12px; color: rgba(255,255,255,.9); font-size: 15px; }
html[data-theme="light"] .contact-item { color: var(--secondary-color); }
.contact-item i {
  color: var(--primary-color); width:22px; height:22px; display:flex; align-items:center; justify-content:center;
  background: rgba(85,194,145,.18); border-radius:8px;
}
.form-group { margin-bottom: 14px; }
.form-group input, .form-group textarea {
  width:100%; padding: 12px 14px; border:1px solid rgba(255,255,255,.2);
  border-radius: 12px; background: rgba(255,255,255,.1); color: #fff; font-size: 16px; transition:border-color .2s ease, background .2s ease;
}
html[data-theme="light"] .form-group input,
html[data-theme="light"] .form-group textarea {
  background: #ffffff; color: var(--secondary-color); border-color: rgba(0,0,0,.12);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,.65); }
html[data-theme="light"] .form-group input::placeholder,
html[data-theme="light"] .form-group textarea::placeholder { color: #8aa0c4; }
.form-group input:focus, .form-group textarea:focus {
  outline:none; border-color: var(--primary-color); background: rgba(255,255,255,.14);
  box-shadow: 0 0 0 3px rgba(85,194,145,.22);
}
html[data-theme="light"] .form-group input:focus,
html[data-theme="light"] .form-group textarea:focus { background: #ffffff; }

/* ================================
   FOOTER
   ================================ */

.footer {
  background: var(--dark-color);
  color: var(--text);
  padding: 80px 0 36px;
  border-top: 1px solid var(--divider);
}
.footer-content { display:grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: clamp(16px, 3vw, 28px); margin-bottom: 36px; }
.footer-section h3 { color: var(--primary-color); margin-bottom: 18px; font-size: 1.25rem; font-weight: 700; }
.footer-section h3::after { content:''; display:block; width: 46px; height: 3px; background: var(--accent-color); border-radius: 2px; margin-top: 6px; }
.footer-section p { color: var(--text-muted); line-height: 1.8; margin-bottom: 16px; font-size: 15px; }
.footer-section a { color: var(--text-muted); display: block; padding: 7px 0; transition: color .2s ease, transform .2s ease; font-size: 15px; }
.footer-section a:hover { color: var(--primary-color); transform: translateX(4px); }
.footer-social { display:flex; gap: 14px; margin-top: 18px; }
.footer-social a {
  width: 44px; height: 44px; background: rgba(255, 255, 255, 0.08); border-radius: 12px; display:flex; align-items:center; justify-content:center; color: var(--text);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
html[data-theme="light"] .footer-social a { background: rgba(0,0,0,.06); color: var(--secondary-color); }
.footer-social a:hover { color:#fff; transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.footer-bottom { text-align:center; padding-top: 28px; border-top: 1px solid var(--divider); color: var(--text-muted); font-size: 14px; }

/* ================================
   SCROLL TO TOP
   ================================ */

.scroll-top {
  position: fixed; bottom: 20px; right: 20px;
  width: 54px; height: 54px; background: var(--gradient-3);
  border: none; border-radius: 50%; color: #fff; font-size: 1.1rem; cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, opacity .2s ease;
  opacity: 0; visibility: hidden; z-index: 1000; box-shadow: var(--shadow-lg);
}
.scroll-top.show { opacity: 1; visibility: visible; }
.scroll-top:hover { transform: translateY(-3px) scale(1.05); box-shadow: var(--shadow-2xl); }

/* ================================
   ANIMATION UTILITIES
   ================================ */

.animate-on-scroll { opacity: 0; transform: translateY(28px); transition: opacity .5s ease, transform .5s ease; }
.animate-on-scroll.animated { opacity: 1; transform: translateY(0); }
.animate-left { opacity: 0; transform: translateX(-28px); transition: opacity .5s ease, transform .5s ease; }
.animate-left.animated { opacity: 1; transform: translateX(0); }
.animate-right { opacity: 0; transform: translateX(28px); transition: opacity .5s ease, transform .5s ease; }
.animate-right.animated { opacity: 1; transform: translateX(0); }
.animate-scale { opacity: 0; transform: scale(.92); transition: opacity .5s ease, transform .5s ease; }
.animate-scale.animated { opacity: 1; transform: scale(1); }

/* ================================
   RESPONSIVE BREAKPOINTS
   ================================ */

/* <= 1100px: collapse major two-column layouts, center hero text/buttons */
@media (max-width: 1100px) {
  .hero-content,
  .about-content,
  .contact-content { grid-template-columns: 1fr; }

  .hero-text { text-align: center; }
  .hero-buttons { justify-content: center; }

  .features-grid,
  .services-grid,
  .pricing-grid,
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }

  .hero-image { max-width: 420px; }
}

/* <= 900px: switch to mobile nav */
@media (max-width: 900px) {
  .navbar .nav-menu,
  .nav-btn { display: none; }
  .mobile-menu-btn { display: block; }
}

/* <= 768px: reserve header space (kept for clarity), simplify grids */
@media (max-width: 768px) {
  .header-top { display: none; }

  /* (kept) ensure content sits below fixed header on small screens too */
  body { padding-top: calc(var(--header-h) + var(--safe-top)); }

  /* hero fills viewport excluding fixed header */
  .hero {
    min-height: calc(100svh - var(--header-h) - var(--safe-top));
    padding: 24px 0 60px;
  }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .features-grid,
  .services-grid,
  .pricing-grid,
  .testimonials-grid,
  .contact-content { grid-template-columns: 1fr; }

  .btn-primary, .btn-secondary { width: 100%; justify-content: center; }

  .hero-image { max-width: 360px; }
}

/* <= 480px: tighten type & spacing */
@media (max-width: 480px) {
  .container { padding: 0 12px; }

  .hero-text h1 { font-size: 1.8rem; }
  .hero-buttons { gap: 10px; }

  .stat-number { font-size: 2.4rem; }
  .stats-grid { grid-template-columns: 1fr; }

  .pricing-price { font-size: 2.4rem; }

  .hero-image { max-width: 300px; }
}

/* >= 1600px: slightly wider container */
@media (min-width: 1600px) {
  .container { max-width: 1320px; }
}