/* ============================================================
   VIBELINKS — MARKETING HOMEPAGE STYLES
   ============================================================ */

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

:root {
  --teal: #00C4B4;
  --orange: #FF6B2C;
  --dark: #08090d;
  --surface: #13151f;
  --surface2: #1c1f2e;
  --border: rgba(255,255,255,0.08);
  --text: #f0f0f5;
  --text-muted: #7a7d9a;
  --font-head: 'Syne', Arial, sans-serif;
  --font-body: 'DM Sans', Arial, sans-serif;
  --radius: 16px;
  --radius-sm: 10px;
  --glow-teal: 0 0 32px rgba(0,196,180,0.25);
  --glow-orange: 0 0 32px rgba(255,107,44,0.25);
  --transition: 0.2s ease;
}

html { scroll-behavior: smooth; }

body {
  background: var(--dark);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }

.gradient-text {
  background: linear-gradient(135deg, var(--teal), var(--orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--teal), #00a89a);
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 12px 28px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-teal);
}
.btn-primary.btn-xl { padding: 16px 36px; font-size: 17px; }
.btn-primary.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-primary.btn-sm { padding: 9px 20px; font-size: 14px; }
.btn-primary.btn-full { width: 100%; justify-content: center; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
  border-radius: 50px;
  padding: 12px 28px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  text-decoration: none;
}
.btn-ghost:hover { border-color: var(--teal); background: rgba(0,196,180,0.06); }
.btn-ghost.btn-xl { padding: 16px 36px; font-size: 17px; }
.btn-ghost.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-ghost.btn-sm { padding: 9px 20px; font-size: 14px; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--teal);
  border: 1.5px solid var(--teal);
  border-radius: 50px;
  padding: 12px 28px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
  text-decoration: none;
}
.btn-outline:hover { background: rgba(0,196,180,0.1); }
.btn-outline.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-outline.btn-sm { padding: 9px 20px; font-size: 14px; }
.btn-outline.btn-full { width: 100%; justify-content: center; }

/* ---- NAV ---- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  padding: 16px 0;
  transition: background 0.3s, box-shadow 0.3s;
}
.nav.scrolled {
  background: rgba(8,9,13,0.92);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}
.nav-logo {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo span { color: var(--teal); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 15px;
  padding: 6px 12px;
  border-radius: 8px;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--text); }

.user-area {
  display: flex;
  align-items: center;
  gap: 10px;
}
.user-email {
  color: var(--text-muted);
  font-size: 14px;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 140px 0 80px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(8,9,13,0.88) 40%, rgba(0,196,180,0.18) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
}
.hero-badge {
  display: inline-block;
  background: rgba(0,196,180,0.15);
  border: 1px solid rgba(0,196,180,0.35);
  color: var(--teal);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-title {
  font-family: var(--font-head);
  font-size: clamp(42px, 6vw, 80px);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: clamp(16px, 2vw, 19px);
  color: rgba(240,240,245,0.78);
  margin-bottom: 36px;
  max-width: 520px;
  line-height: 1.65;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero-url-preview {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 10px 20px;
  font-size: 15px;
}
.url-label { color: var(--text-muted); }
.url-value { color: var(--teal); font-weight: 600; font-family: monospace; }

/* ---- SOCIAL PROOF ---- */
.social-proof {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 32px 0;
}
.proof-label {
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}
.proof-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.proof-pills span {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 14px;
}

/* ---- SECTION HEADER ---- */
.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}
.section-header h2 {
  font-family: var(--font-head);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.1;
}
.section-header p {
  color: var(--text-muted);
  font-size: 17px;
  line-height: 1.65;
}

/* ---- FEATURES ---- */
.features { background: var(--dark); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  border-color: rgba(0,196,180,0.35);
  transform: translateY(-4px);
  box-shadow: var(--glow-teal);
}
.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(0,196,180,0.12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--teal);
  margin-bottom: 20px;
}
.feature-card h3 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}
.feature-card p { color: var(--text-muted); font-size: 15px; line-height: 1.6; }

/* ---- DEMO SECTION ---- */
.demo-section { background: var(--surface); }
.demo-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

/* Phone Mockup */
.phone-mockup {
  display: flex;
  justify-content: center;
}
.phone-screen {
  width: 300px;
  background: #08090d;
  border-radius: 40px;
  border: 2px solid #2a2d3e;
  padding: 28px 20px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.6), var(--glow-teal);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.demo-profile { text-align: center; padding: 8px 0 16px; }
.demo-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin: 0 auto 12px;
}
.demo-name { font-family: var(--font-head); font-size: 17px; font-weight: 700; }
.demo-bio { color: var(--text-muted); font-size: 12px; margin: 2px 0; }
.demo-url { color: var(--teal); font-size: 11px; font-family: monospace; }
.demo-links { display: flex; flex-direction: column; gap: 8px; }
.demo-link-block {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s;
}
.demo-link-block:hover { transform: scale(1.02); }
.demo-link-block.teal { background: var(--teal); color: #fff; }
.demo-link-block.orange { background: var(--orange); color: #fff; }
.demo-link-block.glass {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text);
}
.demo-product-block {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 14px;
}
.demo-product-img {
  width: 40px;
  height: 40px;
  background: rgba(255,107,44,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
  font-size: 16px;
  flex-shrink: 0;
}
.demo-product-info { flex: 1; min-width: 0; }
.demo-product-name { font-size: 11px; font-weight: 600; }
.demo-product-price { font-size: 13px; color: var(--teal); font-weight: 700; }
.demo-buy-btn {
  background: var(--orange);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}
.demo-powered {
  text-align: center;
  font-size: 10px;
  color: var(--text-muted);
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

/* Demo CTA */
.demo-cta h3 {
  font-family: var(--font-head);
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 14px;
}
.demo-cta p { color: var(--text-muted); margin-bottom: 28px; font-size: 16px; line-height: 1.65; }
.demo-checklist { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.demo-checklist li { display: flex; align-items: center; gap: 12px; font-size: 15px; }
.demo-checklist li i { color: var(--teal); font-size: 13px; }

/* ---- PRICING ---- */
.pricing-section { background: var(--dark); }
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 760px;
  margin: 0 auto;
}
.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 36px;
  position: relative;
}
.pricing-card.featured {
  border-color: var(--teal);
  box-shadow: var(--glow-teal);
}
.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--teal), var(--orange));
  color: #fff;
  padding: 4px 18px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.pricing-tier {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}
.pricing-amount {
  font-family: var(--font-head);
  font-size: 52px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 12px;
}
.pricing-amount span { font-size: 18px; color: var(--text-muted); font-weight: 400; }
.pricing-desc { color: var(--text-muted); font-size: 14px; margin-bottom: 28px; }
.pricing-features { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.pricing-features li { display: flex; align-items: flex-start; gap: 12px; font-size: 14px; line-height: 1.4; }
.pricing-features li i { color: var(--teal); font-size: 13px; margin-top: 2px; flex-shrink: 0; }
.pricing-features li.muted { color: var(--text-muted); }
.pricing-features li.muted i { color: var(--text-muted); }

/* ---- FOOTER ---- */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand p {
  color: var(--text-muted);
  margin-top: 12px;
  font-size: 15px;
}
.footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.footer-col a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--teal); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  color: var(--text-muted);
  font-size: 13px;
  text-align: center;
}

/* ---- AUTH MODAL ---- */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8,9,13,0.85);
  backdrop-filter: blur(8px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 420px;
  position: relative;
  animation: slideUp 0.25s ease;
}
.modal-box.modal-sm { max-width: 380px; }
@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.modal-close {
  position: absolute;
  top: 16px; right: 20px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition);
}
.modal-close:hover { color: var(--text); }
.modal-tabs {
  display: flex;
  gap: 4px;
  background: var(--surface2);
  border-radius: 10px;
  padding: 4px;
  margin-bottom: 28px;
}
.modal-tab {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 9px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.modal-tab.active { background: var(--surface); color: var(--text); }
.modal-title {
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 24px;
}
.modal-panel { display: block; }
.modal-panel.hidden { display: none; }
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.form-group input, .form-group textarea, .form-group select {
  background: var(--surface2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color var(--transition);
  width: 100%;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none;
  border-color: var(--teal);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-group select option { background: var(--surface2); }
.forgot-link {
  display: block;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 12px;
  text-decoration: none;
}
.forgot-link:hover { color: var(--teal); }
.form-error {
  color: #f87171;
  font-size: 13px;
  margin-top: 10px;
  min-height: 18px;
}
.modal-switch {
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 20px;
}
.modal-switch a { color: var(--teal); text-decoration: none; font-weight: 600; }
.spam-note { color: var(--text-muted); font-size: 12px; text-align: center; margin-top: 12px; line-height: 1.5; }
.otp-msg { color: var(--text-muted); font-size: 14px; margin-bottom: 16px; }
.verify-message.hidden { display: none; }
.verify-message {
  padding: 20px;
  background: rgba(0,196,180,0.08);
  border: 1px solid rgba(0,196,180,0.2);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  text-align: center;
  margin-bottom: 12px;
}
.verify-message a { color: var(--teal); }

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .features-grid { grid-template-columns: 1fr 1fr; }
  .demo-wrapper { grid-template-columns: 1fr; }
  .phone-mockup { order: -1; }
  .pricing-grid { max-width: 100%; }
}
@media (max-width: 700px) {
  .nav-links { display: none; flex-direction: column; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: var(--dark); z-index: 300; padding: 80px 32px 32px; gap: 16px; align-items: flex-start; }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 20px; color: var(--text); padding: 8px 0; }
  .nav-toggle { display: flex; position: relative; z-index: 400; }
  .nav-auth-btn { font-size: 18px !important; padding: 10px 0 !important; width: 100% !important; justify-content: flex-start !important; border-radius: 0 !important; border: none !important; background: transparent !important; color: var(--text) !important; }
  .features-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .section { padding: 64px 0; }
  .modal-box { padding: 28px 20px; }
  .hero { padding: 120px 0 60px; }
}