/* ============================================
   BYNARTEK - Complete Stylesheet
   ============================================ */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@400;500;600;700;800;900&display=swap');

/* --- CSS Variables --- */
:root {
  --primary: #0D9DA8;
  --primary-light: #1BC5D2;
  --primary-dark: #0A7A84;
  --dark: #0A2540;
  --dark-2: #0D2E4D;
  --dark-3: #122D4A;
  --accent: #FF8C00;
  --accent-light: #FFB347;
  --light: #E8F7F8;
  --light-2: #F0FAFB;
  --white: #FFFFFF;
  --gray-100: #F8FAFC;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --text-dark: #0A2540;
  --text-body: #334155;
  --text-muted: #64748B;

  --gradient-primary: linear-gradient(135deg, #0D9DA8 0%, #0A2540 100%);
  --gradient-accent: linear-gradient(135deg, #FF8C00 0%, #FFB347 100%);
  --gradient-hero: linear-gradient(135deg, #0A2540 0%, #0D2E4D 40%, #0A3D5C 100%);
  --gradient-card: linear-gradient(135deg, rgba(13,157,168,0.15) 0%, rgba(10,37,64,0.05) 100%);
  --gradient-glow: radial-gradient(ellipse at center, rgba(13,157,168,0.3) 0%, transparent 70%);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.10), 0 4px 16px rgba(0,0,0,0.06);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15), 0 8px 24px rgba(0,0,0,0.08);
  --shadow-primary: 0 8px 32px rgba(13,157,168,0.35);
  --shadow-accent: 0 8px 32px rgba(255,140,0,0.35);
  --shadow-dark: 0 20px 60px rgba(10,37,64,0.4);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;
  --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  --nav-height: 72px;
  --section-padding: 100px;
  --container-max: 1200px;
}

/* --- Reset & 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: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text-body);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-dark);
}

p { line-height: 1.7; }

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

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

ul { list-style: none; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--primary-dark); }

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

.section-padding {
  padding: var(--section-padding) 0;
}

.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-accent { color: var(--accent); }
.text-white { color: var(--white); }
.text-muted { color: var(--text-muted); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-primary {
  background: rgba(13,157,168,0.12);
  color: var(--primary);
  border: 1px solid rgba(13,157,168,0.25);
}

.badge-accent {
  background: rgba(255,140,0,0.12);
  color: var(--accent);
  border: 1px solid rgba(255,140,0,0.25);
}

.badge-light {
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.85);
  border: 1px solid rgba(255,255,255,0.2);
}

.section-label {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.7;
}

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

.section-header.centered {
  text-align: center;
}

.section-header.centered .section-subtitle {
  margin: 0 auto;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::before { opacity: 1; }

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(13,157,168,0.45);
}

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

.btn-accent {
  background: var(--gradient-accent);
  color: var(--white);
  box-shadow: var(--shadow-accent);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255,140,0,0.45);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.4);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.7);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  color: var(--text-dark);
  border: 1.5px solid var(--gray-300);
}

.btn-outline-dark:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(13,157,168,0.08);
  color: var(--primary);
  border: 1px solid rgba(13,157,168,0.15);
}

.btn-ghost:hover {
  background: rgba(13,157,168,0.15);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 17px 36px;
  font-size: 16px;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 13px;
}

.btn-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-base);
}

.btn:hover .btn-icon { transform: translateX(3px); }

/* ============================================
   NAVIGATION
   ============================================ */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: all var(--transition-base);
}

#navbar.nav-transparent {
  background: transparent;
}

#navbar.nav-scrolled {
  background: rgba(10, 37, 64, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 4px 32px rgba(0,0,0,0.25);
}

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

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-mark {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
}

.logo-img {
  object-fit: contain;
  border-radius: 0;
  background: none;
}

.footer-logo-img {
  width: 38px;
  height: 38px;
}

.logo-text {
  font-family: 'Poppins', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 0.04em;
}

.logo-text span {
  background: linear-gradient(90deg, #1BC5D2, #0D9DA8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-link {
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.nav-link:hover {
  color: var(--white);
  background: rgba(255,255,255,0.08);
}

.nav-link:hover::after { width: 60%; }

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  padding: 6px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  transition: background var(--transition-fast);
  cursor: pointer;
}

.nav-hamburger:hover { background: rgba(255,255,255,0.15); }

.hamburger-line {
  width: 100%;
  height: 2px;
  background: var(--white);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  transform-origin: center;
}

.nav-hamburger.open .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translateY(7px);
}
.nav-hamburger.open .hamburger-line:nth-child(2) { opacity: 0; }
.nav-hamburger.open .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translateY(-7px);
}

/* Mobile Menu */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(10,37,64,0.98);
  backdrop-filter: blur(20px);
  padding: 16px 24px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  z-index: 999;
  animation: slideDown 0.3s ease;
}

.nav-mobile.open { display: block; }

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.nav-mobile-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
}

.nav-mobile-link {
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-mobile-link:hover {
  background: rgba(255,255,255,0.08);
  color: var(--white);
}

.nav-mobile-cta { display: flex; flex-direction: column; gap: 10px; }

/* ============================================
   HERO SECTION
   ============================================ */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
  padding-top: var(--nav-height);
}

/* Background patterns */
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(13,157,168,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13,157,168,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-glow-1 {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(13,157,168,0.25) 0%, transparent 65%);
  animation: pulse-glow 8s ease-in-out infinite;
}

.hero-glow-2 {
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(255,140,0,0.12) 0%, transparent 65%);
  animation: pulse-glow 10s ease-in-out infinite reverse;
}

.hero-glow-3 {
  position: absolute;
  top: 40%;
  left: 40%;
  width: 400px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(13,157,168,0.1) 0%, transparent 65%);
  animation: pulse-glow 12s ease-in-out infinite 4s;
}

@keyframes pulse-glow {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
}

.hero-shape-1 {
  position: absolute;
  top: 15%;
  right: 8%;
  width: 120px;
  height: 120px;
  border: 2px solid rgba(13,157,168,0.2);
  border-radius: 30px;
  transform: rotate(15deg);
  animation: float-1 7s ease-in-out infinite;
}

.hero-shape-2 {
  position: absolute;
  bottom: 20%;
  left: 5%;
  width: 80px;
  height: 80px;
  border: 2px solid rgba(255,140,0,0.2);
  border-radius: 50%;
  animation: float-2 9s ease-in-out infinite;
}

.hero-shape-3 {
  position: absolute;
  top: 60%;
  right: 20%;
  width: 50px;
  height: 50px;
  background: rgba(13,157,168,0.1);
  border-radius: 12px;
  transform: rotate(30deg);
  animation: float-3 6s ease-in-out infinite;
}

@keyframes float-1 {
  0%, 100% { transform: rotate(15deg) translateY(0); }
  50% { transform: rotate(15deg) translateY(-20px); }
}

@keyframes float-2 {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-15px) scale(1.05); }
}

@keyframes float-3 {
  0%, 100% { transform: rotate(30deg) translateY(0); }
  50% { transform: rotate(30deg) translateY(-25px); }
}

/* Hero Content */
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 80px 24px;
  width: 100%;
}

.hero-content { max-width: 580px; }

.hero-badge {
  margin-bottom: 24px;
}

.hero-headline {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 900;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-headline .highlight {
  background: linear-gradient(135deg, #1BC5D2 0%, #0D9DA8 50%, #FF8C00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}

.hero-subheadline {
  font-size: 17px;
  color: rgba(255,255,255,0.72);
  margin-bottom: 40px;
  line-height: 1.75;
  max-width: 480px;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-number {
  font-family: 'Poppins', sans-serif;
  font-size: 28px;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.hero-stat-number .counter-suffix {
  color: var(--primary-light);
}

.hero-stat-label {
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  margin-top: 4px;
  font-weight: 500;
}

.hero-stat-divider {
  width: 1px;
  background: rgba(255,255,255,0.12);
  align-self: stretch;
}

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

.hero-mockup {
  position: relative;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
}

/* Phone mockup */
.phone-mockup {
  position: relative;
  width: 220px;
  margin: 0 auto;
  z-index: 3;
  filter: drop-shadow(0 40px 80px rgba(0,0,0,0.5));
  animation: float-phone 6s ease-in-out infinite;
}

@keyframes float-phone {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-16px) rotate(2deg); }
}

.phone-frame {
  background: linear-gradient(145deg, #1a1a2e, #16213e);
  border-radius: 40px;
  padding: 14px 10px;
  border: 2px solid rgba(255,255,255,0.12);
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.05),
    inset 0 0 0 1px rgba(255,255,255,0.05),
    0 40px 80px rgba(0,0,0,0.6);
}

.phone-notch {
  width: 80px;
  height: 22px;
  background: #0d0d1a;
  border-radius: 0 0 16px 16px;
  margin: 0 auto 10px;
}

.phone-screen {
  background: linear-gradient(160deg, #0a1628, #0d2040);
  border-radius: 28px;
  padding: 16px 14px;
  min-height: 380px;
  overflow: hidden;
  position: relative;
}

.phone-screen-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.phone-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.phone-screen-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  font-family: 'Poppins', sans-serif;
}

.phone-screen-sub {
  font-size: 10px;
  color: rgba(255,255,255,0.45);
}

.phone-screen-tags {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.phone-tag {
  background: rgba(13,157,168,0.2);
  border: 1px solid rgba(13,157,168,0.3);
  border-radius: 20px;
  padding: 3px 9px;
  font-size: 9px;
  color: #1BC5D2;
  font-weight: 600;
}

.phone-screen-memory {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 10px;
}

.memory-date {
  font-size: 9px;
  color: rgba(255,255,255,0.35);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.memory-text {
  font-size: 10px;
  color: rgba(255,255,255,0.7);
  line-height: 1.5;
}

.phone-screen-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 14px;
}

.phone-stat-card {
  background: rgba(13,157,168,0.12);
  border: 1px solid rgba(13,157,168,0.2);
  border-radius: 10px;
  padding: 10px;
  text-align: center;
}

.phone-stat-num {
  font-size: 18px;
  font-weight: 800;
  color: var(--white);
  font-family: 'Poppins', sans-serif;
}

.phone-stat-lbl {
  font-size: 8px;
  color: rgba(255,255,255,0.45);
  margin-top: 2px;
}

/* Floating Cards */
.floating-card {
  position: absolute;
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  white-space: nowrap;
  z-index: 4;
}

.floating-card-1 {
  top: 10%;
  right: -5%;
  animation: float-card-1 5s ease-in-out infinite;
}

.floating-card-2 {
  bottom: 20%;
  left: -8%;
  animation: float-card-2 6s ease-in-out infinite 1s;
}

.floating-card-3 {
  top: 50%;
  right: -10%;
  animation: float-card-1 7s ease-in-out infinite 2s;
}

@keyframes float-card-1 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes float-card-2 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(10px); }
}

.floating-card-icon {
  margin-bottom: 4px;
  color: #0d9da8;
  display: flex;
  align-items: center;
}

.floating-card-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--white);
  font-family: 'Poppins', sans-serif;
}

.floating-card-val {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary-light);
  font-family: 'Poppins', sans-serif;
}

.floating-card-sub {
  font-size: 10px;
  color: rgba(255,255,255,0.5);
}

.floating-card-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.floating-card-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 2;
  animation: bounce-scroll 2.5s ease-in-out infinite;
}

.scroll-mouse {
  width: 22px;
  height: 36px;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 11px;
  position: relative;
}

.scroll-wheel {
  width: 4px;
  height: 8px;
  background: rgba(255,255,255,0.5);
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll-wheel 2s ease-in-out infinite;
}

@keyframes scroll-wheel {
  0% { transform: translateX(-50%) translateY(0); opacity: 1; }
  100% { transform: translateX(-50%) translateY(14px); opacity: 0; }
}

@keyframes bounce-scroll {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ============================================
   SERVICES SECTION
   ============================================ */
#services {
  padding: var(--section-padding) 0;
  background: var(--gray-100);
  position: relative;
  overflow: hidden;
}

#services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  border: 1px solid var(--gray-200);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(13,157,168,0.2);
}

.service-card:hover::before { transform: scaleX(1); }

.service-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  background: var(--light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: all var(--transition-base);
  flex-shrink: 0;
}

.service-card:hover .service-icon-wrap {
  background: var(--gradient-primary);
  transform: scale(1.08);
  box-shadow: var(--shadow-primary);
}

.service-icon {
  width: 28px;
  height: 28px;
  transition: filter var(--transition-base);
}

.service-card:hover .service-icon { filter: brightness(0) invert(1); }

.service-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.service-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-tag {
  background: var(--light);
  color: var(--primary-dark);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.service-card:hover .service-tag {
  background: rgba(13,157,168,0.1);
  color: var(--primary);
}

/* ============================================
   PRODUCT SECTION (FACES MEMORY)
   ============================================ */
#product {
  padding: var(--section-padding) 0;
  background: var(--dark);
  position: relative;
  overflow: hidden;
}

.product-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.product-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(13,157,168,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13,157,168,0.05) 1px, transparent 1px);
  background-size: 48px 48px;
}

.product-bg-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(ellipse, rgba(13,157,168,0.12) 0%, transparent 60%);
}

.product-inner {
  position: relative;
  z-index: 2;
}

.product-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.product-card-header {
  padding: 48px 48px 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.product-badge-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.product-title {
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.product-title .accent { color: var(--accent); }

.product-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.65);
  max-width: 520px;
  line-height: 1.75;
  margin-bottom: 32px;
}

.product-cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.product-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  position: relative;
}

.product-visual::before {
  content: '';
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13,157,168,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.product-visual::after {
  content: '';
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  border: 1px solid rgba(13,157,168,0.2);
  animation: pulse-ring 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes pulse-ring {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.08); opacity: 1; }
}

.product-icon-large {
  width: 140px;
  height: 140px;
  border-radius: 36px;
  background: linear-gradient(135deg, rgba(13,157,168,0.2), rgba(10,37,64,0.6));
  border: 1px solid rgba(13,157,168,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 64px;
  box-shadow: 0 0 60px rgba(13,157,168,0.2);
  flex-shrink: 0;
}

.product-icon-img {
  width: 220px;
  height: 220px;
  object-fit: contain;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 8px 40px rgba(13,157,168,0.5));
}

/* Product Features Grid */
.product-features-grid {
  padding: 40px 48px 48px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.product-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 24px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.product-feature:hover {
  background: rgba(13,157,168,0.08);
  border-color: rgba(13,157,168,0.2);
  transform: translateY(-3px);
}

.product-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(13,157,168,0.15);
  border: 1px solid rgba(13,157,168,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #0d9da8;
}

.product-feature-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}

.product-feature-desc {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

/* ============================================
   FEATURES DEEP DIVE
   ============================================ */
#features {
  padding: var(--section-padding) 0;
  background: var(--white);
  position: relative;
}

.features-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 56px;
}

.pillar-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-slow);
}

.pillar-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-slow);
  z-index: 0;
}

.pillar-card-inner {
  position: relative;
  z-index: 1;
  padding: 40px 32px;
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  height: 100%;
  transition: all var(--transition-slow);
}

.pillar-card:hover .pillar-card-inner {
  background: transparent;
  border-color: transparent;
  box-shadow: none;
}

.pillar-card:hover { box-shadow: var(--shadow-xl); transform: translateY(-6px); }
.pillar-card:hover::before { opacity: 1; }

.pillar-number {
  font-family: 'Poppins', sans-serif;
  font-size: 64px;
  font-weight: 900;
  color: rgba(13,157,168,0.12);
  line-height: 1;
  margin-bottom: 16px;
  transition: color var(--transition-slow);
}

.pillar-card:hover .pillar-number { color: rgba(255,255,255,0.1); }

.pillar-icon {
  font-size: 36px;
  margin-bottom: 16px;
  display: block;
}

.pillar-title {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 14px;
  color: var(--text-dark);
  transition: color var(--transition-slow);
}

.pillar-card:hover .pillar-title { color: var(--white); }

.pillar-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
  transition: color var(--transition-slow);
}

.pillar-card:hover .pillar-desc { color: rgba(255,255,255,0.75); }

.pillar-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pillar-list-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--gray-600);
  transition: color var(--transition-slow);
}

.pillar-card:hover .pillar-list-item { color: rgba(255,255,255,0.8); }

.pillar-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(13,157,168,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition-slow);
}

.pillar-card:hover .pillar-check { background: rgba(255,255,255,0.2); }

.pillar-check svg {
  width: 10px;
  height: 10px;
  stroke: var(--primary);
  transition: stroke var(--transition-slow);
}

.pillar-card:hover .pillar-check svg { stroke: var(--white); }

/* ============================================
   HOW IT WORKS
   ============================================ */
#how-it-works {
  padding: var(--section-padding) 0;
  background: var(--light-2);
  position: relative;
  overflow: hidden;
}

#how-it-works::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(circle, rgba(13,157,168,0.07) 1.5px, transparent 1.5px);
  background-size: 30px 30px;
}

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

.steps-connector {
  position: absolute;
  top: 56px;
  left: calc(16.666% + 12px);
  right: calc(16.666% + 12px);
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  z-index: 0;
}

.steps-connector::before,
.steps-connector::after {
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}

.steps-connector::before { left: 0; }
.steps-connector::after { right: 0; background: var(--accent); }

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  position: relative;
  z-index: 1;
}

.step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.step-number-wrap {
  position: relative;
  margin-bottom: 28px;
}

.step-ring {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: var(--white);
  box-shadow: var(--shadow-md), 0 0 0 8px rgba(13,157,168,0.08);
  transition: all var(--transition-spring);
}

.step-item:hover .step-ring {
  background: var(--gradient-primary);
  border-color: transparent;
  box-shadow: var(--shadow-primary), 0 0 0 12px rgba(13,157,168,0.12);
  transform: scale(1.08);
}

.step-number {
  font-family: 'Poppins', sans-serif;
  font-size: 24px;
  font-weight: 900;
  color: var(--primary);
  transition: color var(--transition-slow);
}

.step-item:hover .step-number { color: var(--white); }

.step-icon {
  position: absolute;
  bottom: -6px;
  right: -6px;
  width: 28px;
  height: 28px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  border: 2px solid var(--white);
  box-shadow: var(--shadow-sm);
}

.step-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.step-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 240px;
}

/* ============================================
   STATS SECTION
   ============================================ */
#stats {
  padding: 72px 0;
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

#stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 40px 40px;
}

.stats-grid {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.stats-grid .stat-item {
  flex: 0 1 220px;
}

.stat-item {
  text-align: center;
  padding: 24px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
}

.stat-item:hover {
  background: rgba(255,255,255,0.14);
  transform: translateY(-4px);
}

.stat-number {
  font-family: 'Poppins', sans-serif;
  font-size: 44px;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-suffix {
  color: rgba(255,255,255,0.7);
}

.stat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  font-weight: 500;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
#testimonials {
  padding: var(--section-padding) 0;
  background: var(--white);
  position: relative;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  position: relative;
  transition: all var(--transition-slow);
  overflow: hidden;
}

.testimonial-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.testimonial-card:hover::before { opacity: 1; }

.testimonial-card-inner {
  position: relative;
  z-index: 1;
}

.testimonial-quote {
  font-size: 48px;
  line-height: 1;
  color: var(--primary);
  margin-bottom: 16px;
  font-family: 'Poppins', sans-serif;
  font-weight: 900;
  transition: color var(--transition-slow);
}

.testimonial-card:hover .testimonial-quote { color: rgba(255,255,255,0.3); }

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}

.star {
  font-size: 14px;
  color: var(--accent);
}

.testimonial-text {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.75;
  margin-bottom: 28px;
  font-style: italic;
  transition: color var(--transition-slow);
}

.testimonial-card:hover .testimonial-text { color: rgba(255,255,255,0.85); }

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--gray-200);
  transition: border-color var(--transition-slow);
}

.testimonial-card:hover .testimonial-author { border-top-color: rgba(255,255,255,0.15); }

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  flex-shrink: 0;
  font-family: 'Poppins', sans-serif;
}

.avatar-1 { background: linear-gradient(135deg, #0D9DA8, #0A2540); }
.avatar-2 { background: linear-gradient(135deg, #FF8C00, #FF6B00); }
.avatar-3 { background: linear-gradient(135deg, #6C63FF, #4540C4); }

.author-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dark);
  font-family: 'Poppins', sans-serif;
  transition: color var(--transition-slow);
}

.testimonial-card:hover .author-name { color: var(--white); }

.author-title {
  font-size: 12px;
  color: var(--text-muted);
  transition: color var(--transition-slow);
}

.testimonial-card:hover .author-title { color: rgba(255,255,255,0.65); }

/* ============================================
   CTA SECTION
   ============================================ */
#cta {
  padding: var(--section-padding) 0;
  background: var(--dark);
  position: relative;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cta-glow-1 {
  position: absolute;
  top: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(13,157,168,0.2) 0%, transparent 60%);
}

.cta-glow-2 {
  position: absolute;
  bottom: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(255,140,0,0.15) 0%, transparent 60%);
}

.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.cta-title .accent { color: var(--accent); }

.cta-subtitle {
  font-size: 17px;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  margin-bottom: 44px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.cta-note {
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}

.cta-note span { color: var(--primary-light); }

/* CTA App stores */
.app-store-badges {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 24px;
}

.app-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  color: var(--white);
  transition: all var(--transition-base);
}

.app-badge:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-2px);
}

.app-badge-icon { font-size: 24px; }

.app-badge-text { text-align: left; }

.app-badge-sub {
  font-size: 9px;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.app-badge-name {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  font-family: 'Poppins', sans-serif;
}

/* ============================================
   FOOTER
   ============================================ */
#footer {
  background: #060E1A;
  padding: 72px 0 0;
  position: relative;
  overflow: hidden;
}

#footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(13,157,168,0.5), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand {}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo-text {
  font-family: 'Poppins', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 0.04em;
}

.footer-logo-text span {
  background: linear-gradient(90deg, #1BC5D2, #0D9DA8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-tagline {
  font-size: 14px;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 280px;
}

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

.social-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 15px;
  transition: all var(--transition-base);
  text-decoration: none;
}

.social-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-col-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 20px;
}

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

.footer-link {
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast);
  line-height: 1.4;
}

.footer-link:hover { color: var(--primary-light); }

.footer-contact-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-contact-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.contact-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: rgba(13,157,168,0.12);
  border: 1px solid rgba(13,157,168,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  margin-top: 1px;
}

.contact-text-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: rgba(255,255,255,0.3);
  margin-bottom: 3px;
}

.contact-text-val {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  line-height: 1.5;
}

.contact-text-val a {
  color: var(--primary-light);
  transition: color var(--transition-fast);
}

.contact-text-val a:hover { color: var(--white); }

/* Footer Bottom */
.footer-bottom {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 13px;
  color: rgba(255,255,255,0.3);
}

.footer-copy a {
  color: var(--primary-light);
  transition: color var(--transition-fast);
}

.footer-copy a:hover { color: var(--white); }

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal-link {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
  transition: color var(--transition-fast);
}

.footer-legal-link:hover { color: rgba(255,255,255,0.6); }

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Large tablets */
@media (max-width: 1024px) {
  :root {
    --section-padding: 80px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
    padding: 60px 24px 80px;
  }

  .hero-content { max-width: 600px; margin: 0 auto; }

  .hero-subheadline { margin: 0 auto 40px; }

  .hero-cta { justify-content: center; }

  .hero-stats { justify-content: center; }

  .hero-visual { max-width: 480px; margin: 0 auto; }

  .hero-mockup { transform: scale(0.9); }

  .features-pillars { grid-template-columns: 1fr 1fr; gap: 20px; }
  .pillar-card:last-child {
    grid-column: 1 / -1;
    max-width: 480px;
    margin: 0 auto;
    width: 100%;
  }

  .stats-grid { flex-wrap: wrap; }

  .testimonials-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .testimonials-grid .testimonial-card:last-child {
    grid-column: 1 / -1;
    max-width: 460px;
    margin: 0 auto;
    width: 100%;
  }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .footer-brand { grid-column: 1 / -1; }
}

/* Tablets */
@media (max-width: 768px) {
  :root {
    --section-padding: 64px;
    --nav-height: 64px;
  }

  .nav-links, .nav-actions { display: none; }
  .nav-hamburger { display: flex; }

  .hero-headline { font-size: 36px; }
  .hero-subheadline { font-size: 15px; }

  .steps-connector { display: none; }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .product-card-header {
    grid-template-columns: 1fr;
    padding: 32px 28px 28px;
  }

  .product-visual { display: none; }

  .product-features-grid {
    padding: 28px 28px 32px;
    grid-template-columns: 1fr 1fr;
  }

  .features-pillars { grid-template-columns: 1fr; }
  .pillar-card:last-child { grid-column: auto; max-width: 100%; }

  .testimonials-grid { grid-template-columns: 1fr; }
  .testimonials-grid .testimonial-card:last-child {
    grid-column: auto;
    max-width: 100%;
  }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-brand { grid-column: auto; }

  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-legal { flex-wrap: wrap; justify-content: center; }

  .services-grid { grid-template-columns: 1fr; }

  .stats-grid { flex-wrap: wrap; }
}

/* Mobile */
@media (max-width: 480px) {
  :root {
    --section-padding: 52px;
  }

  .container { padding: 0 16px; }

  .hero-headline { font-size: 30px; }

  .hero-cta { flex-direction: column; align-items: center; }

  .hero-stats { gap: 24px; }
  .hero-stat-divider { display: none; }

  .btn-lg { padding: 14px 28px; font-size: 15px; }

  .product-features-grid { grid-template-columns: 1fr; }

  .stats-grid { gap: 12px; }
  .stat-number { font-size: 32px; }

  .cta-buttons { flex-direction: column; align-items: center; }

  .app-store-badges { flex-direction: column; align-items: center; }

  .floating-card { display: none; }

  .phone-mockup { width: 180px; }
}