/* ============================================
   NISS Arabia - Premium Corporate Website
   Brand Palette: Logo-Extracted Colors
   ============================================ */

/* === CSS Custom Properties === */
:root {
  --blue: #1D4ED8;
  --blue-light: #2563EB;
  --blue-dark: #1E40AF;
  --cyan: #38BDF8;
  --cyan-light: #7DD3FC;
  --purple: #7E22CE;
  --purple-light: #9333EA;
  --magenta: #EC4899;
  --magenta-light: #F472B6;
  --orange: #F97316;
  --orange-light: #FB923C;
  --coral: #FF5A5F;
  --white: #FFFFFF;
  --light-bg: #F8FAFC;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
  --dark-bg: #07142B;
  --dark-surface: #0C1E3F;

  --grad-primary: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  --grad-secondary: linear-gradient(135deg, var(--orange) 0%, var(--magenta) 100%);
  --grad-hero: linear-gradient(135deg, var(--cyan) 0%, var(--blue-light) 40%, var(--purple) 100%);
  --grad-premium: linear-gradient(135deg, var(--blue) 0%, var(--purple) 40%, var(--magenta) 70%, var(--orange) 100%);
  --grad-blue-cyan: linear-gradient(135deg, var(--blue) 0%, var(--cyan) 100%);
  --grad-purple-pink: linear-gradient(135deg, var(--purple) 0%, var(--magenta) 100%);
  --grad-orange-pink: linear-gradient(135deg, var(--orange) 0%, var(--magenta) 100%);
  --grad-cyan-blue: linear-gradient(135deg, var(--cyan) 0%, var(--blue) 100%);

  --shadow-blue: rgba(29,78,216,.18);
  --shadow-purple: rgba(126,34,206,.18);
  --shadow-pink: rgba(236,72,153,.18);
  --shadow-orange: rgba(249,115,22,.18);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow-md: 0 4px 14px rgba(0,0,0,.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.1);
  --shadow-xl: 0 20px 50px rgba(0,0,0,.12);
  --shadow-2xl: 0 25px 60px rgba(0,0,0,.18);
  --shadow-blue-lg: 0 10px 40px var(--shadow-blue);
  --shadow-purple-lg: 0 10px 40px var(--shadow-purple);
  --shadow-pink-lg: 0 10px 40px var(--shadow-pink);

  --glass-bg: rgba(255,255,255,.12);
  --glass-border: 1px solid rgba(255,255,255,.15);
  --glass-blur: blur(18px);

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-xl: 22px;
  --radius-2xl: 28px;
  --radius-btn: 16px;

  --transition: all .35s cubic-bezier(.4,0,.2,1);
  --transition-slow: all .55s cubic-bezier(.4,0,.2,1);
}

/* === Dark Mode === */
[data-theme="dark"] {
  --white: #0C1E3F;
  --light-bg: #07142B;
  --gray-50: #0F1D35;
  --gray-100: #162544;
  --gray-200: #1E3355;
  --gray-300: #334D73;
  --gray-400: #5A7AA0;
  --gray-500: #8AABC8;
  --gray-600: #B4CEE2;
  --gray-700: #E0EBF5;
  --gray-800: #F0F6FB;
  --gray-900: #FFFFFF;
}

/* === Reset & Base === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

[data-theme="dark"] body { background: var(--dark-bg); color: #E0EBF5; }

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; outline: none; font-family: inherit; transition: var(--transition); }
input, textarea, select { font-family: inherit; outline: none; }

/* === Typography === */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.2; color: var(--gray-900); }
[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3, [data-theme="dark"] h4 { color: #F0F6FB; }

h1 { font-size: clamp(2.2rem, 5.5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); letter-spacing: -0.015em; }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.4rem); }
h4 { font-size: 1.05rem; }

p { color: var(--gray-500); line-height: 1.8; }
[data-theme="dark"] p { color: #8AABC8; }

/* === Container === */
.container { width: 100%; max-width: 1320px; margin: 0 auto; padding: 0 24px; }

/* === Section === */
.section { padding: 110px 0; position: relative; }
.section-alt { background: var(--light-bg); }
[data-theme="dark"] .section-alt { background: #050E22; }

.section-header { text-align: center; margin-bottom: 64px; }

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 22px;
  border-radius: 50px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .8px;
  text-transform: uppercase;
  margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(29,78,216,.08), rgba(126,34,206,.08));
  color: var(--blue);
  border: 1px solid rgba(29,78,216,.12);
}

.section-title { margin-bottom: 18px; }
.section-title span {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc { max-width: 620px; margin: 0 auto; font-size: 1.05rem; }

.gold-line {
  width: 60px; height: 4px; border-radius: 4px;
  background: var(--grad-secondary);
  margin: 22px auto 0;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 34px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: .92rem;
  letter-spacing: .2px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.15), transparent);
  transform: translateX(-100%);
  transition: transform .5s ease;
}
.btn:hover::before { transform: translateX(100%); }

.btn-primary {
  background: var(--grad-primary);
  color: var(--white);
  box-shadow: 0 6px 24px var(--shadow-blue);
}
.btn-primary:hover {
  background: var(--grad-purple-pink);
  box-shadow: 0 8px 32px var(--shadow-purple);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--white);
  color: var(--blue);
  border: 2px solid var(--blue);
}
.btn-secondary:hover {
  background: var(--grad-primary);
  color: var(--white);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px var(--shadow-blue);
}

.btn-ghost {
  background: var(--glass-bg);
  color: var(--white);
  border: var(--glass-border);
  backdrop-filter: var(--glass-blur);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.2);
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.btn-orange {
  background: var(--grad-secondary);
  color: var(--white);
  box-shadow: 0 6px 24px var(--shadow-orange);
}
.btn-orange:hover {
  background: linear-gradient(135deg, var(--magenta) 0%, var(--coral) 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--shadow-pink);
}

/* === Navbar === */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(7,20,43,.88);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  padding: 10px 0;
  border-bottom: 1px solid rgba(56,189,248,.08);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  z-index: 1001;
}

.nav-logo {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(29,78,216,.3);
}

.nav-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.nav-brand-text { display: flex; flex-direction: column; }
.nav-brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: -.01em;
}
.nav-brand-tagline {
  font-size: .62rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-weight: 500;
}

.nav-links { display: flex; align-items: center; gap: 2px; }

.nav-links a {
  padding: 9px 17px;
  color: rgba(255,255,255,.7);
  font-size: .87rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 2px;
  background: var(--grad-hero);
  border-radius: 2px;
  transition: width .3s ease;
}

.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after, .nav-links a.active::after { width: 55%; }
.nav-links a.active { color: var(--white); }

.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-actions .btn { padding: 10px 26px; font-size: .83rem; }

.theme-toggle {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: var(--glass-border);
  backdrop-filter: var(--glass-blur);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.theme-toggle:hover { background: rgba(255,255,255,.2); color: var(--cyan); }

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  z-index: 1001;
  padding: 4px;
}
.mobile-toggle span {
  width: 26px; height: 2.5px;
  background: var(--white);
  border-radius: 3px;
  transition: var(--transition);
}
.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* === Mobile Nav === */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0; right: -320px;
  width: 310px; height: 100vh;
  background: var(--dark-bg);
  z-index: 999;
  padding: 100px 32px 32px;
  transition: right .4s cubic-bezier(.4,0,.2,1);
  box-shadow: -10px 0 40px rgba(0,0,0,.4);
  border-left: 1px solid rgba(56,189,248,.1);
}
.mobile-nav.active { right: 0; }

.mobile-nav a {
  display: block;
  padding: 15px 0;
  color: rgba(255,255,255,.75);
  font-size: 1.05rem;
  font-weight: 500;
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: var(--transition);
}
.mobile-nav a:hover { color: var(--cyan); padding-left: 12px; }

.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 998;
  opacity: 0;
  transition: opacity .3s ease;
}
.mobile-overlay.active { opacity: 1; }

/* === Hero Section === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--dark-bg);
}

.hero-bg-gradient {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse 80% 60% at 10% 90%, rgba(56,189,248,.15) 0%, transparent 50%),
    radial-gradient(ellipse 60% 50% at 90% 10%, rgba(126,34,206,.15) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(29,78,216,.1) 0%, transparent 50%);
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .4;
  animation: blob-float 12s ease-in-out infinite alternate;
  z-index: 1;
}
.hero-blob-1 {
  width: 500px; height: 500px;
  background: var(--blue);
  top: -15%; left: -10%;
  animation-delay: 0s;
}
.hero-blob-2 {
  width: 400px; height: 400px;
  background: var(--purple);
  bottom: -10%; right: -5%;
  animation-delay: -4s;
}
.hero-blob-3 {
  width: 300px; height: 300px;
  background: var(--cyan);
  top: 20%; right: 20%;
  animation-delay: -8s;
}
.hero-blob-4 {
  width: 250px; height: 250px;
  background: var(--magenta);
  bottom: 20%; left: 30%;
  animation-delay: -6s;
  opacity: .25;
}

@keyframes blob-float {
  0% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(.95); }
  100% { transform: translate(10px, -10px) scale(1.02); }
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
}

.hero-particles .particle {
  position: absolute;
  width: 4px; height: 4px;
  border-radius: 50%;
  animation: float-particle linear infinite;
}

@keyframes float-particle {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 4;
  width: 100%;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text { animation: fadeInUp 1s ease forwards; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--glass-bg);
  border: var(--glass-border);
  backdrop-filter: var(--glass-blur);
  padding: 9px 22px;
  border-radius: 50px;
  color: var(--cyan);
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.8px;
  margin-bottom: 26px;
  animation: fadeInUp 1s ease .2s forwards;
  opacity: 0;
}

.hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.08;
  margin-bottom: 22px;
  letter-spacing: -.03em;
  animation: fadeInUp 1s ease .4s forwards;
  opacity: 0;
}

.hero-title .highlight {
  background: var(--grad-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.08rem;
  color: rgba(255,255,255,.6);
  margin-bottom: 38px;
  max-width: 520px;
  line-height: 1.85;
  animation: fadeInUp 1s ease .6s forwards;
  opacity: 0;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease .8s forwards;
  opacity: 0;
}

.hero-stats {
  position: relative;
  z-index: 4;
  animation: fadeInUp 1s ease .5s forwards;
  opacity: 0;
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-card {
  background: var(--glass-bg);
  border: var(--glass-border);
  backdrop-filter: var(--glass-blur);
  border-radius: var(--radius-xl);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}

.stat-card:hover {
  background: rgba(255,255,255,.16);
  border-color: rgba(56,189,248,.3);
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(56,189,248,.15);
}

.stat-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  font-size: 1.3rem;
  color: var(--white);
}

.stat-card:nth-child(1) .stat-icon { background: var(--grad-primary); }
.stat-card:nth-child(2) .stat-icon { background: var(--grad-secondary); }
.stat-card:nth-child(3) .stat-icon { background: var(--grad-cyan-blue); }
.stat-card:nth-child(4) .stat-icon { background: var(--grad-purple-pink); }

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  background: var(--grad-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: .78rem;
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 500;
}

.hero-scroll {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.4);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  animation: bounce 2.5s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-10px); }
}

.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--cyan), transparent);
}

/* === About Section === */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image { position: relative; }

.about-image-main {
  width: 100%; height: 500px;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
  position: relative;
}

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

.about-image-placeholder {
  width: 100%; height: 100%;
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: rgba(255,255,255,.15);
}

.about-image-float {
  position: absolute;
  bottom: -24px; right: -24px;
  border-radius: var(--radius-xl);
  padding: 22px 30px;
  text-align: center;
  box-shadow: var(--shadow-xl);
  background: var(--grad-secondary);
  color: var(--white);
}

.about-image-float .badge-number {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1;
}

.about-image-float .badge-text {
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-image-accent {
  position: absolute;
  top: -16px; left: -16px;
  width: 100px; height: 100px;
  border-radius: var(--radius-xl);
  background: var(--grad-hero);
  opacity: .3;
  z-index: -1;
}

.about-content .section-badge { margin-bottom: 16px; }

.about-text { margin-bottom: 16px; font-size: 1rem; }

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 28px 0;
}

.about-highlight {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 18px;
  border-radius: var(--radius-md);
  font-size: .88rem;
  font-weight: 500;
  color: var(--gray-700);
  border: 1px solid var(--gray-100);
  background: var(--white);
  transition: var(--transition);
}

[data-theme="dark"] .about-highlight {
  background: var(--dark-surface);
  border-color: var(--gray-200);
  color: var(--gray-600);
}

.about-highlight:hover {
  border-color: var(--blue);
  transform: translateX(4px);
  box-shadow: var(--shadow-blue-lg);
}

.about-highlight i { color: var(--blue); font-size: 1.05rem; }

.about-cta {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 28px;
}

.about-cta-text { font-size: .88rem; color: var(--gray-500); }
.about-cta-text strong { color: var(--gray-800); display: block; font-size: 1rem; }
[data-theme="dark"] .about-cta-text strong { color: var(--gray-700); }

/* === Services === */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 36px 26px;
  border: 1px solid var(--gray-100);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .service-card {
  background: var(--dark-surface);
  border-color: var(--gray-200);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  transform: scaleX(0);
  transition: transform .35s ease;
}
.service-card:hover::before { transform: scaleX(1); }

.service-card:nth-child(1)::before { background: var(--grad-primary); }
.service-card:nth-child(2)::before { background: var(--grad-secondary); }
.service-card:nth-child(3)::before { background: var(--grad-purple-pink); }
.service-card:nth-child(4)::before { background: var(--grad-orange-pink); }
.service-card:nth-child(5)::before { background: var(--grad-cyan-blue); }
.service-card:nth-child(6)::before { background: var(--grad-primary); }
.service-card:nth-child(7)::before { background: var(--grad-secondary); }
.service-card:nth-child(8)::before { background: var(--grad-cyan-blue); }

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.service-card:nth-child(1):hover { box-shadow: var(--shadow-blue-lg); }
.service-card:nth-child(2):hover { box-shadow: var(--shadow-orange-lg); }
.service-card:nth-child(3):hover { box-shadow: var(--shadow-purple-lg); }
.service-card:nth-child(4):hover { box-shadow: var(--shadow-pink-lg); }
.service-card:nth-child(5):hover { box-shadow: 0 10px 40px rgba(56,189,248,.18); }
.service-card:nth-child(6):hover { box-shadow: var(--shadow-blue-lg); }
.service-card:nth-child(7):hover { box-shadow: var(--shadow-orange-lg); }
.service-card:nth-child(8):hover { box-shadow: 0 10px 40px rgba(56,189,248,.18); }

.service-icon {
  width: 62px; height: 62px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
  color: var(--white);
  transition: var(--transition);
}

.service-card:nth-child(1) .service-icon { background: var(--grad-primary); box-shadow: 0 6px 20px var(--shadow-blue); }
.service-card:nth-child(2) .service-icon { background: var(--grad-secondary); box-shadow: 0 6px 20px var(--shadow-orange); }
.service-card:nth-child(3) .service-icon { background: var(--grad-purple-pink); box-shadow: 0 6px 20px var(--shadow-purple); }
.service-card:nth-child(4) .service-icon { background: var(--grad-orange-pink); box-shadow: 0 6px 20px var(--shadow-pink); }
.service-card:nth-child(5) .service-icon { background: var(--grad-cyan-blue); box-shadow: 0 6px 20px rgba(56,189,248,.2); }
.service-card:nth-child(6) .service-icon { background: var(--grad-primary); box-shadow: 0 6px 20px var(--shadow-blue); }
.service-card:nth-child(7) .service-icon { background: var(--grad-secondary); box-shadow: 0 6px 20px var(--shadow-orange); }
.service-card:nth-child(8) .service-icon { background: var(--grad-cyan-blue); box-shadow: 0 6px 20px rgba(56,189,248,.2); }

.service-card:hover .service-icon { transform: scale(1.08) rotate(-3deg); }

.service-card h3 { margin-bottom: 10px; font-size: 1.12rem; }
.service-card p { font-size: .88rem; margin-bottom: 16px; }

.service-list { display: flex; flex-wrap: wrap; gap: 6px; }
.service-list span {
  padding: 5px 13px;
  border-radius: 50px;
  font-size: .75rem;
  font-weight: 500;
  background: var(--gray-50);
  color: var(--gray-500);
  border: 1px solid var(--gray-100);
  transition: var(--transition);
}

[data-theme="dark"] .service-list span {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.08);
  color: var(--gray-400);
}

.service-card:hover .service-list span {
  border-color: rgba(29,78,216,.15);
  background: rgba(29,78,216,.04);
  color: var(--blue);
}

/* === Why Choose Us === */
.why-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.why-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 32px 18px;
  text-align: center;
  border: 1px solid var(--gray-100);
  transition: var(--transition);
}

[data-theme="dark"] .why-card {
  background: var(--dark-surface);
  border-color: var(--gray-200);
}

.why-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.why-card:nth-child(odd):hover { box-shadow: var(--shadow-blue-lg); }
.why-card:nth-child(even):hover { box-shadow: var(--shadow-purple-lg); }

.why-icon {
  width: 58px; height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.25rem;
  color: var(--white);
  transition: var(--transition);
}

.why-card:nth-child(1) .why-icon { background: var(--grad-primary); }
.why-card:nth-child(2) .why-icon { background: var(--grad-cyan-blue); }
.why-card:nth-child(3) .why-icon { background: var(--grad-purple-pink); }
.why-card:nth-child(4) .why-icon { background: var(--grad-secondary); }
.why-card:nth-child(5) .why-icon { background: var(--grad-primary); }
.why-card:nth-child(6) .why-icon { background: var(--grad-cyan-blue); }
.why-card:nth-child(7) .why-icon { background: var(--grad-purple-pink); }
.why-card:nth-child(8) .why-icon { background: var(--grad-secondary); }
.why-card:nth-child(9) .why-icon { background: var(--grad-primary); }
.why-card:nth-child(10) .why-icon { background: var(--grad-cyan-blue); }

.why-card:hover .why-icon { transform: scale(1.12) rotate(-5deg); }
.why-card h4 { font-size: .92rem; margin-bottom: 6px; }
.why-card p { font-size: .8rem; }

/* === Counter Section === */
.counter-section {
  background: var(--grad-primary);
  padding: 70px 0;
  position: relative;
  overflow: hidden;
}

.counter-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(56,189,248,.2) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(236,72,153,.15) 0%, transparent 50%);
}

.counter-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
  z-index: 1;
}

.counter-item { text-align: center; }

.counter-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.counter-label {
  color: rgba(255,255,255,.65);
  font-size: .88rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
}

/* === Vision & Mission === */
.vm-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.vm-card {
  background: var(--white);
  border-radius: var(--radius-2xl);
  padding: 48px;
  border: 1px solid var(--gray-100);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

[data-theme="dark"] .vm-card {
  background: var(--dark-surface);
  border-color: var(--gray-200);
}

.vm-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
}

.vm-card.vision::before { background: var(--grad-primary); }
.vm-card.mission::before { background: var(--grad-secondary); }

.vm-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.vm-card.vision:hover { box-shadow: var(--shadow-blue-lg); }
.vm-card.mission:hover { box-shadow: var(--shadow-pink-lg); }

.vm-icon {
  width: 72px; height: 72px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  color: var(--white);
  margin-bottom: 24px;
}

.vm-card.vision .vm-icon { background: var(--grad-primary); box-shadow: 0 8px 24px var(--shadow-blue); }
.vm-card.mission .vm-icon { background: var(--grad-secondary); box-shadow: 0 8px 24px var(--shadow-orange); }

.vm-card h2 { margin-bottom: 16px; font-size: 1.8rem; }
.vm-card p { font-size: 1rem; line-height: 1.9; }

.mission-items {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 24px;
}

.mission-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-radius: var(--radius-md);
  font-size: .86rem;
  font-weight: 500;
  background: var(--gray-50);
  transition: var(--transition);
}

[data-theme="dark"] .mission-item { background: rgba(255,255,255,.04); }

.mission-item:hover {
  background: rgba(29,78,216,.05);
  transform: translateX(4px);
}

.mission-item i { color: var(--blue); font-size: .85rem; }

/* === Portfolio === */
.portfolio-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: 50px;
  font-size: .85rem;
  font-weight: 600;
  background: var(--white);
  color: var(--gray-500);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

[data-theme="dark"] .filter-btn {
  background: var(--dark-surface);
  border-color: var(--gray-200);
  color: var(--gray-400);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--grad-primary);
  color: var(--white);
  border-color: transparent;
  box-shadow: 0 4px 16px var(--shadow-blue);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 1;
  cursor: pointer;
  transition: var(--transition);
}

.portfolio-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.portfolio-thumb {
  width: 100%; height: 100%;
  overflow: hidden;
  transition: var(--transition-slow);
}

.portfolio-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .55s cubic-bezier(.4,0,.2,1);
}

.portfolio-thumb i { font-size: 3rem; color: rgba(255,255,255,.2); }

.portfolio-item:hover .portfolio-thumb img { transform: scale(1.06); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7,20,43,.92), transparent);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay { opacity: 1; }

.portfolio-overlay .category {
  color: var(--cyan);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 600;
  margin-bottom: 6px;
}

.portfolio-overlay h4 { color: var(--white); font-size: 1.05rem; }

/* === Testimonials === */
.testimonials-wrapper {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  transition: transform .5s cubic-bezier(.4,0,.2,1);
}

.testimonial-slide { min-width: 100%; padding: 0 20px; }

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-2xl);
  padding: 48px;
  text-align: center;
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-lg);
  position: relative;
}

[data-theme="dark"] .testimonial-card {
  background: var(--dark-surface);
  border-color: var(--gray-200);
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 20px; left: 30px;
  font-size: 5rem;
  font-family: Georgia, serif;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: .15;
  line-height: 1;
}

.testimonial-stars {
  background: var(--grad-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.15rem;
  margin-bottom: 20px;
  letter-spacing: 4px;
}

.testimonial-text {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--gray-600);
  margin-bottom: 28px;
  line-height: 1.9;
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}

[data-theme="dark"] .testimonial-text { color: var(--gray-400); }

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.testimonial-avatar {
  width: 54px; height: 54px;
  border-radius: 50%;
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 1.05rem;
  box-shadow: 0 4px 16px var(--shadow-blue);
}

.testimonial-info h4 { font-size: .98rem; margin-bottom: 2px; }
.testimonial-info p { font-size: .82rem; }

.testimonial-controls {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
}

.testimonial-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--gray-300);
  border: none;
  transition: var(--transition);
  cursor: pointer;
}

.testimonial-dot.active {
  background: var(--grad-primary);
  width: 32px;
  border-radius: 5px;
}

.testimonial-arrows {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 20px;
}

.testimonial-arrow {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  font-size: .95rem;
  transition: var(--transition);
}

[data-theme="dark"] .testimonial-arrow {
  background: var(--dark-surface);
  border-color: var(--gray-200);
  color: var(--gray-400);
}

.testimonial-arrow:hover {
  background: var(--grad-primary);
  color: var(--white);
  border-color: transparent;
  box-shadow: 0 4px 16px var(--shadow-blue);
}

/* === Partners === */
.partners-track-wrapper {
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.partners-track {
  display: flex;
  gap: 40px;
  animation: scroll-partners 35s linear infinite;
}

@keyframes scroll-partners {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.partner-logo {
  flex-shrink: 0;
  width: 170px; height: 80px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 24px;
  transition: var(--transition);
}

[data-theme="dark"] .partner-logo {
  background: var(--dark-surface);
  border-color: var(--gray-200);
}

.partner-logo:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-blue-lg);
  transform: scale(1.05);
}

.partner-logo span { font-weight: 700; font-size: .85rem; color: var(--gray-400); text-align: center; }

/* === News === */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.news-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--gray-100);
  transition: var(--transition);
}

[data-theme="dark"] .news-card {
  background: var(--dark-surface);
  border-color: var(--gray-200);
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.news-image { height: 220px; overflow: hidden; }

.news-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .55s cubic-bezier(.4,0,.2,1);
}

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

.news-image-placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-slow);
}

.news-image-placeholder i { font-size: 2.5rem; color: rgba(255,255,255,.2); }

.news-card:hover .news-image-placeholder { transform: scale(1.06); }

.news-body { padding: 28px; }

.news-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.news-category {
  padding: 5px 14px;
  border-radius: 50px;
  font-size: .73rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
  background: linear-gradient(135deg, rgba(29,78,216,.08), rgba(126,34,206,.06));
  color: var(--blue);
}

.news-date { font-size: .8rem; color: var(--gray-400); }

.news-body h3 {
  font-size: 1.12rem;
  margin-bottom: 10px;
  transition: var(--transition);
}

.news-card:hover .news-body h3 { color: var(--blue); }

.news-body p { font-size: .88rem; margin-bottom: 18px; }

.news-link {
  color: var(--blue);
  font-weight: 600;
  font-size: .88rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.news-link:hover { gap: 10px; color: var(--purple); }

/* === FAQ === */
.faq-grid {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

[data-theme="dark"] .faq-item {
  background: var(--dark-surface);
  border-color: var(--gray-200);
}

.faq-item.active {
  border-color: var(--blue);
  box-shadow: var(--shadow-blue-lg);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 600;
  color: var(--gray-800);
  transition: var(--transition);
}

[data-theme="dark"] .faq-question { color: var(--gray-700); }
.faq-question:hover { color: var(--blue); }

.faq-icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  transition: var(--transition);
  flex-shrink: 0;
}

[data-theme="dark"] .faq-icon { background: rgba(255,255,255,.06); }

.faq-item.active .faq-icon {
  background: var(--grad-primary);
  color: var(--white);
  transform: rotate(180deg);
}

.faq-answer { max-height: 0; overflow: hidden; transition: max-height .4s ease; }

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: .95rem;
  line-height: 1.8;
}

/* === Contact === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 28px;
}

.contact-info-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  transition: var(--transition);
}

[data-theme="dark"] .contact-info-card {
  background: var(--dark-surface);
  border-color: var(--gray-200);
}

.contact-info-card:hover {
  border-color: var(--blue);
  transform: translateX(5px);
  box-shadow: var(--shadow-blue-lg);
}

.contact-info-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1rem;
  flex-shrink: 0;
  box-shadow: 0 4px 12px var(--shadow-blue);
}

.contact-info-card h4 { font-size: .92rem; margin-bottom: 4px; }
.contact-info-card p { font-size: .86rem; }

.contact-form-wrapper {
  background: var(--white);
  border-radius: var(--radius-2xl);
  padding: 42px;
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .contact-form-wrapper {
  background: var(--dark-surface);
  border-color: var(--gray-200);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full-width { grid-column: 1 / -1; }

.form-group label {
  font-size: .86rem;
  font-weight: 600;
  color: var(--gray-700);
}

[data-theme="dark"] .form-group label { color: var(--gray-600); }

.form-group input,
.form-group select,
.form-group textarea {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--gray-200);
  background: var(--gray-50);
  font-size: .92rem;
  color: var(--gray-800);
  transition: var(--transition);
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea {
  background: rgba(255,255,255,.04);
  border-color: var(--gray-200);
  color: var(--gray-700);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(29,78,216,.1);
  background: var(--white);
}

.form-group textarea { min-height: 140px; resize: vertical; }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--gray-400); }

.form-submit { margin-top: 10px; }
.form-submit .btn { width: 100%; padding: 16px; font-size: 1rem; }

/* === Map === */
.map-section { padding: 0; height: 400px; position: relative; }
.map-section iframe { width: 100%; height: 100%; border: none; filter: saturate(.85); }

/* === Newsletter === */
.newsletter-section {
  background: var(--dark-bg);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.newsletter-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 50% at 10% 50%, rgba(29,78,216,.15) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 90% 50%, rgba(126,34,206,.12) 0%, transparent 60%);
}

.newsletter-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  z-index: 1;
}

.newsletter-text h2 { color: var(--white); margin-bottom: 8px; }
.newsletter-text p { color: rgba(255,255,255,.55); font-size: 1.02rem; }

.newsletter-form {
  display: flex;
  gap: 12px;
  flex: 1;
  max-width: 480px;
}

.newsletter-form input {
  flex: 1;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  border: 1.5px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  backdrop-filter: var(--glass-blur);
  color: var(--white);
  font-size: .92rem;
}

.newsletter-form input::placeholder { color: rgba(255,255,255,.4); }
.newsletter-form input:focus { border-color: var(--cyan); }
.newsletter-form .btn { flex-shrink: 0; }

/* === Footer === */
.footer {
  background: var(--dark-bg);
  padding: 80px 0 0;
  border-top: 1px solid rgba(56,189,248,.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.footer-brand { margin-bottom: 20px; }
.footer-brand .nav-brand { margin-bottom: 16px; }

.footer-brand p {
  font-size: .88rem;
  color: rgba(255,255,255,.4);
  line-height: 1.8;
  margin-bottom: 20px;
}

.footer-social { display: flex; gap: 10px; }

.footer-social a {
  width: 42px; height: 42px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.45);
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--grad-primary);
  color: var(--white);
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: 0 4px 16px var(--shadow-blue);
}

.footer-col h4 {
  color: var(--white);
  font-size: 1.02rem;
  margin-bottom: 24px;
  position: relative;
  padding-bottom: 12px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 32px; height: 3px;
  background: var(--grad-secondary);
  border-radius: 3px;
}

.footer-links { display: flex; flex-direction: column; gap: 12px; }

.footer-links a {
  color: rgba(255,255,255,.42);
  font-size: .88rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.footer-links a::before {
  content: '';
  width: 0; height: 1.5px;
  background: var(--cyan);
  transition: width .3s ease;
}

.footer-links a:hover { color: var(--cyan); padding-left: 4px; }
.footer-links a:hover::before { width: 16px; }

.footer-contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-contact-item i { color: var(--cyan); margin-top: 4px; font-size: .9rem; }
.footer-contact-item span { color: rgba(255,255,255,.42); font-size: .86rem; }

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p { color: rgba(255,255,255,.3); font-size: .83rem; }

.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a { color: rgba(255,255,255,.3); font-size: .83rem; }
.footer-bottom-links a:hover { color: var(--cyan); }

/* === Floating Buttons === */
.floating-buttons {
  position: fixed;
  bottom: 30px; right: 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 900;
}

.float-btn {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--white);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  position: relative;
}

.float-btn:hover { transform: translateY(-3px) scale(1.1); }

.float-btn.whatsapp {
  background: #25d366;
  box-shadow: 0 4px 18px rgba(37,211,102,.35);
}

.float-btn.call {
  background: var(--grad-primary);
  box-shadow: 0 4px 18px var(--shadow-blue);
}

.float-btn.back-top {
  background: var(--grad-secondary);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
}

.float-btn.back-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.float-btn-tooltip {
  position: absolute;
  right: 68px;
  background: var(--dark-bg);
  color: var(--white);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: .76rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.float-btn:hover .float-btn-tooltip { opacity: 1; visibility: visible; }

/* === Scroll Progress === */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  background: var(--grad-hero);
  z-index: 10000;
  transition: width .1s linear;
}

/* === Scroll Reveal === */
.reveal {
  opacity: 0;
  transform: translateY(35px);
  transition: all .8s cubic-bezier(.4,0,.2,1);
}
.reveal.revealed { opacity: 1; transform: translateY(0); }

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all .8s cubic-bezier(.4,0,.2,1);
}
.reveal-left.revealed { opacity: 1; transform: translateX(0); }

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all .8s cubic-bezier(.4,0,.2,1);
}
.reveal-right.revealed { opacity: 1; transform: translateX(0); }

/* === Loading Screen === */
.loading-screen {
  position: fixed;
  inset: 0;
  background: var(--dark-bg);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 28px;
  transition: opacity .5s ease, visibility .5s ease;
}

.loading-screen.hidden { opacity: 0; visibility: hidden; }

.loading-logo {
  width: 84px; height: 84px;
  background: var(--grad-hero);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--white);
  animation: pulse-loading 1.5s ease infinite;
  box-shadow: 0 0 40px rgba(56,189,248,.3);
}

@keyframes pulse-loading {
  0%, 100% { transform: scale(1); box-shadow: 0 0 40px rgba(56,189,248,.3); }
  50% { transform: scale(1.08); box-shadow: 0 0 60px rgba(126,34,206,.4); }
}

.loading-bar {
  width: 200px; height: 3px;
  background: rgba(255,255,255,.08);
  border-radius: 3px;
  overflow: hidden;
}

.loading-bar-inner {
  height: 100%;
  background: var(--grad-hero);
  border-radius: 3px;
  animation: loading-progress 1.5s ease infinite;
}

@keyframes loading-progress {
  0% { width: 0; margin-left: 0; }
  50% { width: 70%; margin-left: 15%; }
  100% { width: 0; margin-left: 100%; }
}

/* === Responsive === */
@media (max-width: 1200px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .why-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; }
  .footer-col:last-child { grid-column: 1 / -1; }
}

@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-desc { margin: 0 auto 38px; }
  .hero-buttons { justify-content: center; }
  .hero-stats-grid { grid-template-columns: repeat(4, 1fr); max-width: 720px; margin: 0 auto; }
  .about-grid { grid-template-columns: 1fr; gap: 50px; }
  .contact-grid { grid-template-columns: 1fr; }
  .newsletter-content { flex-direction: column; text-align: center; }
  .newsletter-form { max-width: 100%; }
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions .btn { display: none; }
  .mobile-toggle { display: flex; }
  .mobile-nav { display: block; }
  .mobile-overlay { display: block; }

  .hero-title { font-size: clamp(1.8rem, 6vw, 2.5rem); }
  .hero-desc { font-size: .95rem; }
  .hero-stats-grid { grid-template-columns: repeat(2, 1fr); max-width: 100%; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .vm-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .counter-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .counter-number { font-size: 2.2rem; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .newsletter-form { flex-direction: column; width: 100%; }
  .newsletter-form input { width: 100%; }
  .about-highlights { grid-template-columns: 1fr; }
  .mission-items { grid-template-columns: 1fr; }
  .about-image-float { position: relative; bottom: auto; right: auto; display: inline-block; margin-top: 16px; }
  .hero-scroll { display: none; }
  .contact-info-cards { gap: 12px; }
  .vm-card { padding: 32px 24px; }
  .faq-answer-inner { padding: 0 16px 16px; font-size: .9rem; }
  .section { padding: 70px 0; }
  .contact-grid { gap: 40px; }
  .about-grid { gap: 30px; }
  .portfolio-filters { gap: 6px; }
  .filter-btn { padding: 8px 16px; font-size: .78rem; }
}

@media (max-width: 480px) {
  .services-grid, .why-grid, .hero-stats-grid, .portfolio-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero-stats-grid { grid-template-columns: 1fr 1fr; }
  .floating-buttons { bottom: 20px; right: 20px; }
  .float-btn { width: 48px; height: 48px; font-size: 1.1rem; }
  .testimonial-card { padding: 28px 20px; }
  .vm-card { padding: 24px 18px; }
  .contact-form-wrapper { padding: 24px 18px; }
  .counter-number { font-size: 1.8rem; }
  .counter-label { font-size: .75rem; }
  .testimonial-text { font-size: .95rem; }
  .about-image-main { height: 300px; }
  .stat-number { font-size: 1.5rem; }
  .stat-label { font-size: .7rem; }
  .stat-card { padding: 20px 14px; }
  .footer-grid { grid-template-columns: 1fr; }
  .newsletter-content { padding: 0 12px; }
}