/* ==========================================================================
   HIDEMYKEYS (hidemykeys.xyz) — Modern Performance Marketing Agency
   Core Design System & Stylesheet
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-dark: #07090e;
  --bg-dark-rgb: 7, 9, 14;
  --bg-surface: #0e1320;
  --bg-surface-elevated: #131b2e;
  --bg-card: rgba(16, 23, 38, 0.72);
  --bg-card-hover: rgba(23, 33, 56, 0.88);
  --bg-glass: rgba(14, 20, 34, 0.6);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 242, 254, 0.25);
  --border-active: rgba(0, 128, 251, 0.6);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --text-white: #ffffff;

  /* Brand Accents */
  --meta-blue: #0080fb;
  --meta-cyan: #00f2fe;
  --insta-purple: #833ab4;
  --insta-pink: #d62976;
  --insta-orange: #fa7e1e;
  --insta-yellow: #fccc63;
  --accent-green: #00f298;
  --accent-amber: #f59e0b;

  /* Gradients */
  --meta-gradient: linear-gradient(135deg, #0080fb 0%, #00f2fe 100%);
  --insta-gradient: linear-gradient(135deg, #833ab4 0%, #fd1d1d 50%, #fcb045 100%);
  --brand-gradient: linear-gradient(135deg, #00f2fe 0%, #0080fb 35%, #962fbf 70%, #fd1d1d 100%);
  --glow-gradient: radial-gradient(circle, rgba(0, 242, 254, 0.15) 0%, rgba(131, 58, 180, 0.05) 50%, transparent 70%);

  /* Typography */
  --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Transitions & Shadows */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5), 0 0 1px 1px rgba(255, 255, 255, 0.05);
  --shadow-glow: 0 0 40px -10px rgba(0, 128, 251, 0.35);
  --shadow-glow-green: 0 0 35px -8px rgba(0, 242, 152, 0.35);

  /* Spacing & Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  color-scheme: dark;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Background Ambient Lights */
.ambient-glow-1 {
  position: fixed;
  top: -15%;
  left: 20%;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(0, 128, 251, 0.18) 0%, rgba(131, 58, 180, 0.08) 50%, transparent 70%);
  filter: blur(90px);
  z-index: -1;
  pointer-events: none;
  animation: floatAmbient 18s ease-in-out infinite alternate;
}

.ambient-glow-2 {
  position: fixed;
  top: 55%;
  right: -10%;
  width: 750px;
  height: 750px;
  background: radial-gradient(circle, rgba(214, 41, 118, 0.14) 0%, rgba(0, 242, 254, 0.06) 50%, transparent 70%);
  filter: blur(100px);
  z-index: -1;
  pointer-events: none;
  animation: floatAmbient 22s ease-in-out infinite alternate-reverse;
}

@keyframes floatAmbient {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 60px) scale(1.1); }
  100% { transform: translate(-30px, -40px) scale(0.95); }
}

/* Container */
.container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Helpers */
h1, h2, h3, h4, .brand-logo, .stat-value {
  font-family: var(--font-heading);
  letter-spacing: -0.02em;
  font-weight: 700;
}

.gradient-text {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

.gradient-text-meta {
  background: var(--meta-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

.gradient-text-insta {
  background: var(--insta-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

/* Section Header Shared */
.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 60px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--meta-cyan);
  margin-bottom: 16px;
  backdrop-filter: blur(10px);
}

.section-title {
  font-size: 2.5rem;
  line-height: 1.2;
  margin-bottom: 16px;
  color: var(--text-white);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Common Card */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

/* ==========================================================================
   Header & Navbar
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 18px 0;
  transition: background var(--transition-fast), padding var(--transition-fast), border-color var(--transition-fast);
}

.header.scrolled {
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.brand-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.15), rgba(131, 58, 180, 0.25));
  border: 1px solid rgba(0, 242, 254, 0.4);
  border-radius: var(--radius-md);
  box-shadow: 0 0 15px rgba(0, 128, 251, 0.3);
  position: relative;
  overflow: hidden;
}

.brand-icon svg {
  width: 22px;
  height: 22px;
  color: #00f2fe;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-white);
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-title span.xyz {
  font-size: 0.75rem;
  padding: 2px 6px;
  background: rgba(0, 242, 254, 0.15);
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-radius: var(--radius-sm);
  color: var(--meta-cyan);
  font-weight: 700;
}

.brand-subtitle {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-white);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--brand-gradient);
  border-radius: var(--radius-full);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 3px;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-btn.active {
  background: var(--meta-gradient);
  color: #fff;
  box-shadow: 0 0 10px rgba(0, 128, 251, 0.4);
}

/* Primary CTA Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--brand-gradient);
  color: #ffffff;
  box-shadow: 0 4px 20px -2px rgba(0, 128, 251, 0.45);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px -2px rgba(0, 242, 254, 0.6);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-white);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
}

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

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-white);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding: 150px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--meta-cyan);
  margin-bottom: 24px;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.15);
}

.hero-title {
  font-size: 3.4rem;
  line-height: 1.12;
  font-weight: 800;
  margin-bottom: 22px;
  color: var(--text-white);
}

.hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.avatar-stack {
  display: flex;
  align-items: center;
}

.avatar-stack img, .avatar-stack .avatar-circle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 2px solid var(--bg-dark);
  margin-left: -10px;
  background: #1e293b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
}

.avatar-stack .avatar-circle:first-child {
  margin-left: 0;
  background: linear-gradient(135deg, #0080fb, #00f2fe);
}
.avatar-stack .avatar-circle:nth-child(2) {
  background: linear-gradient(135deg, #833ab4, #fd1d1d);
}
.avatar-stack .avatar-circle:nth-child(3) {
  background: linear-gradient(135deg, #00f298, #0080fb);
}

.trust-text {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.trust-rating {
  display: flex;
  align-items: center;
  gap: 4px;
  color: #fccc63;
  font-size: 0.8rem;
}

/* Hero Ad Visual (Right Column) */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-device-wrapper {
  width: 100%;
  max-width: 420px;
  position: relative;
}

/* Floating Glass Stat Cards around Hero Device */
.float-card {
  position: absolute;
  padding: 12px 18px;
  background: rgba(13, 19, 33, 0.85);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.6);
  z-index: 10;
  animation: floatCard 6s ease-in-out infinite alternate;
}

.float-card-1 {
  top: -20px;
  right: -25px;
  border-color: rgba(0, 242, 152, 0.3);
}

.float-card-2 {
  bottom: 25px;
  left: -35px;
  border-color: rgba(0, 128, 251, 0.3);
  animation-delay: -3s;
}

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

.float-stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.float-stat-val {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 6px;
}

.float-stat-val.positive {
  color: var(--accent-green);
}

.float-stat-val.primary {
  color: var(--meta-cyan);
}

/* Phone Mockup Frame */
.phone-mockup {
  background: #0a0d14;
  border: 3px solid rgba(255, 255, 255, 0.12);
  border-radius: 36px;
  padding: 12px;
  box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.8), 0 0 50px -10px rgba(0, 128, 251, 0.25);
  position: relative;
  overflow: hidden;
}

.phone-screen {
  background: #000;
  border-radius: 26px;
  overflow: hidden;
  position: relative;
  aspect-ratio: 9 / 16;
  max-height: 540px;
  display: flex;
  flex-direction: column;
}

/* Stories / Reels Ad Simulation Inside Hero Mockup */
.story-header {
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.story-bar-container {
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  display: flex;
  gap: 4px;
}

.story-progress-segment {
  height: 2px;
  flex: 1;
  background: rgba(255, 255, 255, 0.35);
  border-radius: 2px;
  overflow: hidden;
}

.story-progress-segment.active::after {
  content: '';
  display: block;
  height: 100%;
  width: 70%;
  background: #fff;
  border-radius: 2px;
  animation: storyProgress 5s linear infinite;
}

@keyframes storyProgress {
  0% { width: 0; }
  100% { width: 100%; }
}

.story-account {
  display: flex;
  align-items: center;
  gap: 8px;
}

.story-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  padding: 2px;
  background: var(--insta-gradient);
}

.story-avatar-inner {
  width: 100%;
  height: 100%;
  background: #000;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
}

.story-meta {
  display: flex;
  flex-direction: column;
}

.story-username {
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 4px;
}

.verified-badge {
  color: #0080fb;
  font-size: 0.75rem;
}

.story-sponsored {
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.75);
}

/* Video Mock Content */
.story-video-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: linear-gradient(180deg, #111827 0%, #030712 100%);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px 16px 20px;
}

/* Creative Graphic Simulation */
.creative-visual-element {
  position: absolute;
  top: 18%;
  left: 12px;
  right: 12px;
  background: rgba(14, 23, 42, 0.85);
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-radius: var(--radius-md);
  padding: 16px;
  backdrop-filter: blur(16px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.creative-chart-line {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 70px;
  margin: 10px 0;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chart-bar {
  flex: 1;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px 4px 0 0;
  transition: height 0.5s ease;
}

.chart-bar.active {
  background: var(--meta-gradient);
  box-shadow: 0 0 12px rgba(0, 242, 254, 0.5);
}

.story-caption {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.35;
  margin-bottom: 14px;
  text-shadow: 0 2px 10px rgba(0,0,0,0.8);
  position: relative;
  z-index: 4;
}

.story-swipe-cta {
  background: rgba(255, 255, 255, 0.95);
  color: #000;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 10px;
  border-radius: var(--radius-full);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.3);
  cursor: pointer;
  position: relative;
  z-index: 4;
}

/* Quick Stats Ribbon below Hero */
.hero-stats-ribbon {
  margin-top: 50px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  backdrop-filter: blur(12px);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.stat-item:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
}

.stat-value {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 6px;
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Why HideMyKeys (Secret Advantages)
   ========================================================================== */
.why-section {
  padding: 110px 0;
  position: relative;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.why-card {
  padding: 38px 32px;
  display: flex;
  gap: 24px;
}

.why-icon-box {
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0, 128, 251, 0.15), rgba(131, 58, 180, 0.2));
  border: 1px solid rgba(0, 242, 254, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--meta-cyan);
}

.why-icon-box svg {
  width: 28px;
  height: 28px;
}

.why-card-content h3 {
  font-size: 1.35rem;
  color: var(--text-white);
  margin-bottom: 12px;
}

.why-card-content p {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

/* ==========================================================================
   Interactive Ad Simulator Section
   ========================================================================== */
.simulator-section {
  padding: 110px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(14, 19, 32, 0.4) 50%, transparent 100%);
}

.simulator-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.sim-tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition-fast);
}

.sim-tab-btn.active {
  background: var(--meta-gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 20px rgba(0, 128, 251, 0.4);
}

.sim-display-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

/* Simulator Preview Box */
.sim-preview-box {
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
  position: relative;
}

.sim-header {
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sim-author {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sim-author-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--brand-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.8rem;
  color: #fff;
}

.sim-author-info {
  display: flex;
  flex-direction: column;
}

.sim-author-name {
  font-size: 0.88rem;
  font-weight: 700;
  color: #fff;
}

.sim-author-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.sim-media-area {
  position: relative;
  background: #0f172a;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  padding: 30px 20px;
}

.sim-media-visual {
  width: 100%;
  max-width: 340px;
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.sim-hook-tag {
  display: inline-block;
  background: rgba(253, 29, 29, 0.2);
  border: 1px solid rgba(253, 29, 29, 0.4);
  color: #ff6b6b;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.sim-visual-headline {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
}

.sim-cta-bar {
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #0f172a;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.sim-cta-btn {
  background: var(--meta-blue);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 8px 18px;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.sim-cta-btn:hover {
  background: #006ee6;
}

/* Simulator Metrics Side Panel */
.sim-metrics-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sim-metrics-title {
  font-size: 1.4rem;
  color: var(--text-white);
  margin-bottom: 8px;
}

.metric-pill {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  backdrop-filter: blur(12px);
  transition: transform var(--transition-fast);
}

.metric-pill:hover {
  transform: translateX(6px);
  border-color: var(--border-glow);
}

.metric-pill-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(0, 242, 254, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--meta-cyan);
  flex-shrink: 0;
}

.metric-pill-text {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-white);
}

/* ==========================================================================
   Services Section (Bento Grid)
   ========================================================================== */
.services-section {
  padding: 110px 0;
}

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

.bento-card {
  padding: 34px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.bento-card.span-2 {
  grid-column: span 2;
}

.bento-top {
  margin-bottom: 24px;
}

.bento-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(0, 128, 251, 0.1);
  border: 1px solid rgba(0, 242, 254, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--meta-cyan);
  margin-bottom: 20px;
}

.bento-card h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
  color: var(--text-white);
}

.bento-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.bento-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.bento-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

/* ==========================================================================
   Cases Section
   ========================================================================== */
.cases-section {
  padding: 110px 0;
}

.cases-filter-bar {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--text-white);
  border-color: rgba(255, 255, 255, 0.2);
}

.filter-btn.active {
  background: rgba(0, 242, 254, 0.12);
  border-color: var(--meta-cyan);
  color: var(--meta-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
}

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

.case-card {
  display: flex;
  flex-direction: column;
}

.case-card-inner {
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.case-category {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--meta-cyan);
  margin-bottom: 12px;
}

.case-title {
  font-size: 1.25rem;
  line-height: 1.35;
  color: var(--text-white);
  margin-bottom: 24px;
}

.case-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
  padding: 18px 14px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.case-metric {
  display: flex;
  flex-direction: column;
}

.case-metric-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.case-metric-val {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-white);
}

.case-metric-val.highlight {
  color: var(--accent-green);
}

.case-strategy-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

/* ==========================================================================
   Interactive Calculator Section
   ========================================================================== */
.calc-section {
  padding: 110px 0;
  position: relative;
}

.calc-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 50px 44px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
}

.calc-controls {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.calc-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.calc-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.calc-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-white);
}

.calc-bubble-val {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--meta-cyan);
}

/* Range Input Styling */
.range-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  outline: none;
  transition: background var(--transition-fast);
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--brand-gradient);
  cursor: pointer;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.7);
  transition: transform var(--transition-fast);
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

/* Select Dropdown */
.calc-select {
  width: 100%;
  padding: 14px 18px;
  background: rgba(14, 20, 34, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-white);
  font-family: var(--font-main);
  font-size: 0.95rem;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.calc-select:focus {
  border-color: var(--meta-cyan);
}

/* Calculator Results Box */
.calc-results-box {
  background: rgba(11, 16, 28, 0.85);
  border: 1px solid rgba(0, 242, 254, 0.25);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 0 35px -10px rgba(0, 128, 251, 0.3);
}

.calc-results-header {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-subtle);
}

.calc-stats-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 28px;
}

.calc-stat-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.95rem;
}

.calc-stat-name {
  color: var(--text-muted);
}

.calc-stat-number {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-white);
}

.calc-stat-number.green {
  color: var(--accent-green);
  font-size: 1.15rem;
}

.calc-stat-number.roas {
  font-size: 1.4rem;
  color: var(--meta-cyan);
}

/* ==========================================================================
   Methodology / Process Section
   ========================================================================== */
.process-section {
  padding: 110px 0;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
}

.process-step-card {
  padding: 28px 20px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.step-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 18px;
}

.step-title {
  font-size: 1.1rem;
  color: var(--text-white);
  margin-bottom: 12px;
}

.step-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   Pricing Section
   ========================================================================== */
.pricing-section {
  padding: 110px 0;
}

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

.pricing-card {
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.pricing-card.featured {
  border-color: rgba(0, 242, 254, 0.4);
  box-shadow: 0 0 45px -10px rgba(0, 128, 251, 0.4);
  transform: translateY(-8px);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--brand-gradient);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 4px 16px;
  border-radius: var(--radius-full);
}

.plan-name {
  font-size: 1.25rem;
  color: var(--text-white);
  margin-bottom: 8px;
}

.plan-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 16px 0;
}

.plan-price {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text-white);
}

.plan-period {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.plan-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 28px;
  min-height: 54px;
}

.plan-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 34px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
}

.plan-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-main);
}

.plan-feature-item svg {
  width: 18px;
  height: 18px;
  color: var(--accent-green);
  flex-shrink: 0;
  margin-top: 3px;
}

/* ==========================================================================
   Reviews Section
   ========================================================================== */
.reviews-section {
  padding: 110px 0;
}

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

.review-card {
  padding: 34px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-stars {
  display: flex;
  gap: 4px;
  color: #fccc63;
  margin-bottom: 18px;
}

.review-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
  font-style: italic;
}

.review-author-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--meta-cyan);
}

.review-info h4 {
  font-size: 0.98rem;
  color: var(--text-white);
}

.review-info p {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ==========================================================================
   FAQ Section (Accordion)
   ========================================================================== */
.faq-section {
  padding: 110px 0;
}

.faq-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.active {
  border-color: var(--border-glow);
}

.faq-question-btn {
  width: 100%;
  padding: 22px 26px;
  background: transparent;
  border: none;
  color: var(--text-white);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
}

.faq-chevron {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-normal);
  color: var(--meta-cyan);
  flex-shrink: 0;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  padding: 0 26px;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.65;
}

.faq-item.active .faq-answer {
  padding-bottom: 22px;
}

/* ==========================================================================
   Audit Lead Capture Form Section
   ========================================================================== */
.audit-section {
  padding: 110px 0;
  position: relative;
}

.audit-card {
  background: linear-gradient(135deg, rgba(14, 20, 36, 0.9), rgba(8, 12, 22, 0.95));
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-radius: var(--radius-xl);
  padding: 60px 48px;
  box-shadow: 0 0 60px -15px rgba(0, 128, 251, 0.35);
  max-width: 960px;
  margin: 0 auto;
  position: relative;
}

.audit-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 36px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group.full-width {
  grid-column: span 2;
}

.form-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-white);
}

.form-input, .form-select {
  width: 100%;
  padding: 14px 18px;
  background: rgba(6, 10, 18, 0.75);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-white);
  font-family: var(--font-main);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus {
  border-color: var(--meta-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.25);
}

.form-privacy-note {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-align: center;
  margin-top: 14px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  padding: 80px 0 40px;
  background: #04060a;
  border-top: 1px solid var(--border-subtle);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 50px;
  margin-bottom: 60px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-top: 18px;
  max-width: 380px;
}

.footer-col h4 {
  font-size: 1rem;
  color: var(--text-white);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

.footer-contacts-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.9rem;
  text-decoration: none;
}

.footer-contact-item:hover {
  color: var(--meta-cyan);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.footer-disclaimer {
  line-height: 1.5;
}

/* ==========================================================================
   Modal Dialog
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 6, 10, 0.8);
  backdrop-filter: blur(16px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  padding: 44px 36px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-glow);
  transform: scale(0.92);
  transition: transform var(--transition-bounce);
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-icon-wrap {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(0, 242, 152, 0.15);
  border: 2px solid var(--accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-green);
  margin: 0 auto 20px;
}

.modal-title {
  font-size: 1.5rem;
  color: #fff;
  margin-bottom: 12px;
}

.modal-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 28px;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title { font-size: 2.8rem; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; margin-bottom: 20px; }
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
  .bento-card.span-2 { grid-column: span 1; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .pricing-card.featured { transform: none; }
  .cases-grid { grid-template-columns: 1fr; }
  .calc-wrapper { grid-template-columns: 1fr; padding: 32px 24px; }
  .sim-display-grid { grid-template-columns: 1fr; }
  .footer-top-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 74px;
    left: 0;
    width: 100%;
    background: rgba(7, 9, 14, 0.98);
    backdrop-filter: blur(25px);
    flex-direction: column;
    padding: 30px;
    gap: 20px;
    border-bottom: 1px solid var(--border-subtle);
    transform: translateY(-120%);
    transition: transform var(--transition-normal);
  }
  
  .nav-menu.open {
    transform: translateY(0);
  }

  .mobile-toggle {
    display: flex;
  }

  .header-cta-desktop {
    display: none;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero-title {
    font-size: 2.2rem;
  }

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

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

  .audit-form {
    grid-template-columns: 1fr;
  }

  .form-group.full-width {
    grid-column: span 1;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
  }

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

  .process-steps {
    grid-template-columns: 1fr;
  }
}