/* ==========================================================================
   Tag Landing Page Design System & CRO Styles
   ========================================================================== */

:root {
  --color-bg: #050505;
  --color-surface: #121212;
  --color-surface-light: #1e1e1e;
  --color-accent: #e50914;
  --color-accent-hover: #b20710;
  --color-text-main: #f5f5f5;
  --color-text-muted: #a3a3a3;
  --color-border: rgba(255, 255, 255, 0.1);
  --color-success: #22c55e;
  --color-gold: #fbbf24;
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --elevation-1: 0 4px 15px rgba(0, 0, 0, 0.3);
  --elevation-2: 0 8px 25px rgba(229, 9, 20, 0.3);
  --elevation-3: 0 20px 40px rgba(0, 0, 0, 0.6);

  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --transition-spring: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.3s ease, box-shadow 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  background-image: radial-gradient(circle at 50% 100%, #2a0808 0%, #0a0202 50%, var(--color-bg) 100%);
  background-attachment: fixed;
  color: var(--color-text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
  padding-bottom: 0;
}

@media (max-width: 768px) {
  body {
    padding-bottom: calc(70px + env(safe-area-inset-bottom));
  }
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
}

/* Accessibility Focus */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Background Effects */
.tag-bg-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  pointer-events: none;
  overflow: hidden;
  background: radial-gradient(circle at top right, #1a0b0b 0%, var(--color-bg) 60%);
}

.light-sweep-bg {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 180deg at 50% 50%, transparent 0deg, rgba(229, 9, 20, 0.05) 90deg, transparent 180deg);
  animation: slowSweep 15s linear infinite;
}

.ambient-glow {
  position: absolute;
  width: 60vw;
  height: 60vh;
  background: radial-gradient(circle, rgba(229, 9, 20, 0.15) 0%, transparent 70%);
  top: 20%;
  left: 10%;
  filter: blur(80px);
  animation: pulseGlow 8s ease-in-out infinite alternate;
}

@keyframes slowSweep {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes pulseGlow {
  0% { opacity: 0.5; transform: scale(0.9); }
  100% { opacity: 1; transform: scale(1.1); }
}

/* Header */
header {
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: rgba(5, 5, 5, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 100;
}

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

.logo {
  font-size: 26px;
  font-weight: 900;
  color: var(--color-accent);
  letter-spacing: 1px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
}

.main-nav {
  display: flex;
  gap: 30px;
}

.main-nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.3s;
}

.main-nav a:hover {
  color: var(--color-accent);
}

.header-actions {
  display: flex;
  gap: 15px;
  align-items: center;
}

/* Mobile Hamburger Button */
.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--color-text-main);
  font-size: 24px;
  cursor: pointer;
  padding: 5px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
  color: #ffffff;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  transition: var(--transition-spring);
  border: none;
  cursor: pointer;
  box-shadow: var(--elevation-1);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--elevation-2);
}

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

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(5px);
}

.btn-secondary:hover {
  background: rgba(229, 9, 20, 0.15);
  border-color: var(--color-accent);
  color: #ffffff;
}

/* Hero Section */
.hero {
  padding: 90px 0 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
  position: relative;
}

.hero-content {
  flex: 1;
  max-width: 620px;
}

.hero h1 {
  font-size: 46px;
  line-height: 1.25;
  margin-bottom: 20px;
  font-weight: 800;
}

.hero h1 span {
  color: var(--color-accent);
  display: block;
  margin-top: 8px;
  background: linear-gradient(90deg, var(--color-text-main) 0%, var(--color-accent) 50%, var(--color-text-main) 100%);
  background-size: 200% auto;
  color: transparent;
  -webkit-background-clip: text;
  background-clip: text;
  animation: shineText 6s linear infinite;
}

@keyframes shineText {
  to { background-position: 200% center; }
}

.hero-sub {
  font-size: 17px;
  color: var(--color-text-muted);
  margin-bottom: 30px;
  line-height: 1.7;
}

/* Hero Trust Pills (CRO C1) */
.hero-trust-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 13px;
  color: var(--color-text-main);
  backdrop-filter: blur(10px);
}

.action-group {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  align-items: center;
}

.trust-microcopy {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-graphic {
  flex: 1;
  display: flex;
  justify-content: center;
  position: relative;
}

/* Dynamic Animation Card */
.dynamic-card {
  background: rgba(18, 18, 18, 0.7);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 35px;
  width: 100%;
  max-width: 420px;
  position: relative;
  box-shadow: var(--elevation-3);
  overflow: hidden;
  backdrop-filter: blur(15px);
}

.status-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 25px;
}

.status-dot {
  width: 12px;
  height: 12px;
  background-color: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

.speed-data {
  background: rgba(0,0,0,0.4);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 20px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.speed-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 22px;
  font-weight: 700;
  color: var(--color-accent);
}

.speed-label {
  font-size: 13px;
  color: var(--color-text-muted);
  display: flex;
  justify-content: space-between;
}

.latency-bar {
  height: 4px;
  background: var(--color-surface-light);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 15px;
}

.latency-fill {
  height: 100%;
  width: 15%;
  background: var(--color-accent);
  border-radius: 2px;
}

.latency-text {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 8px;
  text-align: right;
}

/* Features Section */
.section-title {
  text-align: center;
  font-size: 34px;
  margin-bottom: 45px;
  font-weight: 700;
}

.features {
  padding: 80px 0;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  padding: 40px 30px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: var(--transition-spring);
}

.card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--color-accent);
}

.card-icon {
  font-size: 44px;
  margin-bottom: 20px;
  color: var(--color-accent);
}

.card h3 {
  font-size: 20px;
  margin-bottom: 14px;
}

.card p {
  color: var(--color-text-muted);
  font-size: 14px;
}

/* Media & AI Section */
.media-ai {
  padding: 70px 0;
}

.media-ai-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(15px);
  border-radius: var(--radius-lg);
  padding: 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid rgba(229, 9, 20, 0.4);
}

.media-ai-content {
  flex: 1;
  padding-right: 40px;
}

.media-ai-content h2 {
  font-size: 30px;
  margin-bottom: 18px;
}

.media-ai-content p {
  color: var(--color-text-muted);
  margin-bottom: 25px;
  font-size: 16px;
}

.media-ai-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  background: rgba(229, 9, 20, 0.15);
  color: var(--color-text-main);
  border: 1px solid rgba(229, 9, 20, 0.3);
  padding: 7px 16px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 500;
}

/* Pricing Section & Promo Banner (CRO C3) */
.pricing {
  padding: 80px 0;
}

.promo-banner {
  background: linear-gradient(90deg, rgba(229, 9, 20, 0.2), rgba(251, 191, 36, 0.2));
  border: 1px solid rgba(229, 9, 20, 0.4);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 40px;
  box-shadow: 0 4px 20px rgba(229, 9, 20, 0.15);
}

.promo-banner code {
  background: var(--color-accent);
  color: #fff;
  padding: 2px 10px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 18px;
  margin: 0 4px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.pricing-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(15px);
  padding: 40px 30px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: var(--transition-spring);
}

.pricing-card:hover {
  border-color: rgba(229, 9, 20, 0.5);
}

.pricing-card.popular {
  border-color: var(--color-accent);
  transform: scale(1.03);
  background: rgba(255, 255, 255, 0.05);
  z-index: 2;
  box-shadow: 0 10px 30px rgba(229, 9, 20, 0.25);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #ffffff;
  padding: 4px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 10px rgba(229, 9, 20, 0.4);
}

.pricing-card h3 {
  font-size: 22px;
  margin-bottom: 8px;
}

.pricing-card .desc {
  color: var(--color-text-muted);
  font-size: 14px;
  margin-bottom: 20px;
}

.price {
  font-size: 46px;
  font-weight: 800;
  margin-bottom: 25px;
  color: var(--color-accent);
}

.price span {
  font-size: 15px;
  color: var(--color-text-muted);
  font-weight: normal;
}

.features-list {
  list-style: none;
  margin-bottom: 30px;
  text-align: left;
  flex-grow: 1;
}

.features-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 14px;
}

.features-list li:last-child {
  border-bottom: none;
}

.features-list li::before {
  content: '✓';
  color: var(--color-accent);
  margin-right: 10px;
  font-weight: bold;
}

.pricing-action {
  margin-top: auto;
}

.pricing-trust-line {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 10px;
}

/* FAQ Section */
.faq {
  padding: 80px 0;
}

.faq-item {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(15px);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  padding: 24px;
  border: 1px solid var(--color-border);
}

.faq-item h3 {
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--color-accent);
}

.faq-item p {
  color: var(--color-text-muted);
  font-size: 14.5px;
}

/* Footer */
footer {
  background: transparent;
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--color-border);
  padding: 40px 0;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 25px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 14px;
  transition: color 0.2s;
}

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

.copyright {
  color: #666;
  font-size: 13px;
}

.friend-links {
  margin-top: 20px;
  font-size: 13px;
  color: #666;
}

.friend-links a {
  color: #888;
  margin: 0 8px;
}

.friend-links a:hover {
  color: var(--color-accent);
}

/* Sticky Mobile CTA Bar (CRO C4) */
.sticky-mobile-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: rgba(18, 18, 18, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--color-border);
  z-index: 99;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.5);
}

.sticky-mobile-bar .btn {
  flex: 1;
  padding: 10px 14px;
  font-size: 14px;
  border-radius: 30px;
  white-space: nowrap;
}

@media (max-width: 768px) {
  .sticky-mobile-bar {
    display: flex;
  }
}

/* Exit Intent Modal (CRO C5) */
.exit-modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.exit-modal-overlay.active {
  display: flex;
  opacity: 1;
}

.exit-modal-card {
  background: #161618;
  border: 1px solid rgba(229, 9, 20, 0.5);
  border-radius: var(--radius-lg);
  padding: 35px 30px;
  max-width: 440px;
  width: 100%;
  text-align: center;
  position: relative;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.8);
  transform: translateY(20px);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.exit-modal-overlay.active .exit-modal-card {
  transform: translateY(0);
}

.exit-modal-close {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--color-text-muted);
  font-size: 20px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.exit-modal-close:hover {
  background: rgba(229, 9, 20, 0.5);
  color: #fff;
}

.exit-modal-icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.exit-modal-title {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 10px;
  color: #ffffff;
}

.exit-modal-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  line-height: 1.6;
}

.coupon-box {
  background: rgba(0, 0, 0, 0.5);
  border: 1px dashed var(--color-accent);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.coupon-code {
  font-family: monospace;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--color-accent);
}

.btn-copy {
  background: rgba(229, 9, 20, 0.2);
  color: #fff;
  border: 1px solid var(--color-accent);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-copy:hover {
  background: var(--color-accent);
}

.exit-modal-guarantee {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 14px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Mobile Media Queries */
@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding: 50px 0;
  }
  .hero-content {
    max-width: 100%;
  }
  .hero h1 {
    font-size: 36px;
  }
  .hero-trust-pills {
    justify-content: center;
  }
  .action-group {
    flex-direction: column;
    width: 100%;
  }
  .action-group .btn {
    width: 100%;
  }
  .trust-microcopy {
    justify-content: center;
  }
  .grid-3, .pricing-grid {
    grid-template-columns: 1fr;
  }
  .pricing-card.popular {
    transform: scale(1);
  }
  .media-ai-card {
    flex-direction: column;
    padding: 30px;
    text-align: center;
  }
  .media-ai-content {
    padding-right: 0;
    margin-bottom: 25px;
  }
  .media-ai-tags {
    justify-content: center;
  }
  .main-nav {
    display: none;
  }
  .main-nav.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(18, 18, 18, 0.98);
    padding: 20px;
    border-bottom: 1px solid var(--color-border);
  }
  .hamburger {
    display: block;
  }
}