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

/* ============================================================
   TouchVPN — Sci-Fi Command Center
   Base: Dark Navy #0f1520
   Neon: Cyan #00d4ff · Indigo #6366f1
   Cards: Matte frosted glass
   ============================================================ */

:root {
  --bg: #0d1117;
  --bg-surface: #111827;
  --bg-card: rgba(17, 24, 39, 0.72);
  --bg-input: rgba(255, 255, 255, 0.055);
  --neon-cyan: #00d4ff;
  --neon-indigo: #818cf8;
  --neon-green: #34d399;
  --accent: #00d4ff;
  --accent2: #818cf8;
  --holo: linear-gradient(135deg, #00d4ff 0%, #818cf8 50%, #a78bfa 100%);
  --holo-subtle: linear-gradient(135deg, rgba(0,212,255,0.35) 0%, rgba(129,140,248,0.35) 50%, rgba(167,139,250,0.25) 100%);
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --text-secondary: #64748b;
  --border: rgba(0, 212, 255, 0.1);
  --border-soft: rgba(255, 255, 255, 0.06);
  --success: #34d399;
  --error: #f87171;
  --warning: #fbbf24;
  --radius: 10px;
  --radius-lg: 14px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.45), 0 1px 4px rgba(0,0,0,0.3);
  --shadow-btn: 0 4px 18px rgba(0, 212, 255, 0.35);
  --glow-cyan: 0 0 18px rgba(0, 212, 255, 0.22);
  --glow-indigo: 0 0 18px rgba(129, 140, 248, 0.22);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* === SCI-FI GRID BACKGROUND === */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.028) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}
body::after {
  content: '';
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 70vw 50vh at 15% 10%,  rgba(0,212,255,0.055) 0%, transparent 65%),
    radial-gradient(ellipse 55vw 60vh at 88% 88%, rgba(129,140,248,0.065) 0%, transparent 65%),
    radial-gradient(ellipse 40vw 35vh at 50% 50%,  rgba(0,212,255,0.02) 0%, transparent 60%);
  pointer-events: none;
}
body > * { position: relative; z-index: 1; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--neon-indigo); }

/* ===== NAVBAR ===== */
.navbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 11px 24px;
  background: rgba(13, 17, 23, 0.9);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-soft);
  position: sticky; top: 0; z-index: 100;
}
.navbar::after {
  content: '';
  position: absolute; bottom: -1px; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--accent) 30%, var(--accent2) 70%, transparent 100%);
  opacity: 0.3;
}

.navbar-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.05rem; font-weight: 700; color: var(--text);
  text-decoration: none; letter-spacing: 0.3px;
}

.navbar-logo .logo-icon {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, #00d4ff, #818cf8);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  box-shadow: 0 0 16px rgba(0,212,255,0.4), 0 4px 10px rgba(0,0,0,0.4);
  flex-shrink: 0;
}

.navbar-links { display: flex; gap: 8px; align-items: center; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 18px; min-height: 38px;
  border-radius: var(--radius); font-size: 0.87rem; font-weight: 600;
  cursor: pointer; border: none; transition: all 0.2s ease;
  text-decoration: none; white-space: nowrap; font-family: 'Inter', sans-serif;
}

.btn-primary {
  background: linear-gradient(135deg, #00d4ff, #818cf8);
  color: #fff; box-shadow: var(--shadow-btn);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(0,212,255,0.45), 0 0 0 1px rgba(0,212,255,0.3);
  color: #fff;
}

.btn-outline {
  background: rgba(255,255,255,0.04);
  color: var(--text-muted);
  border: 1px solid var(--border-soft);
}
.btn-outline:hover {
  border-color: rgba(0,212,255,0.35);
  color: var(--accent);
  background: rgba(0,212,255,0.06);
}

.btn-ghost {
  background: rgba(0,212,255,0.08);
  color: var(--accent);
  border: 1px solid rgba(0,212,255,0.2);
}
.btn-ghost:hover {
  background: rgba(0,212,255,0.14);
  box-shadow: var(--glow-cyan);
}

.btn-danger {
  background: rgba(248,113,113,0.08);
  color: var(--error);
  border: 1px solid rgba(248,113,113,0.2);
}
.btn-danger:hover { background: rgba(248,113,113,0.15); }

.btn-lg { padding: 11px 26px; min-height: 46px; font-size: 0.95rem; border-radius: 12px; }
.btn-full { width: 100%; }
.btn:disabled { opacity: 0.35; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* ===== HERO ===== */
.hero {
  text-align: center; padding: 80px 24px 60px; max-width: 700px; margin: 0 auto;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 7px;
  background: rgba(0,212,255,0.08);
  color: var(--accent);
  border: 1px solid rgba(0,212,255,0.22);
  padding: 6px 16px; border-radius: 999px;
  font-size: 0.8rem; font-weight: 500; margin-bottom: 28px;
  font-family: 'Share Tech Mono', monospace;
  letter-spacing: 0.5px;
}

.hero h1 {
  font-size: clamp(2rem, 5.5vw, 3.4rem); font-weight: 800;
  line-height: 1.15; margin-bottom: 20px; letter-spacing: -1px;
  background: linear-gradient(135deg, #e2e8f0 0%, #00d4ff 45%, #818cf8 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.hero p {
  font-size: 1rem; color: var(--text-secondary); margin-bottom: 36px;
  max-width: 480px; margin-left: auto; margin-right: auto; line-height: 1.75;
}

.hero-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ===== SECTIONS ===== */
.section { padding: 56px 24px; max-width: 1100px; margin: 0 auto; }

.section-title {
  text-align: center; font-size: 1.7rem; font-weight: 700;
  margin-bottom: 8px; letter-spacing: -0.5px; color: var(--text);
}

.section-title span {
  background: linear-gradient(135deg, #00d4ff, #818cf8);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.section-subtitle { text-align: center; color: var(--text-secondary); margin-bottom: 40px; font-size: 0.92rem; }

/* ===== FEATURE CARDS ===== */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }

.feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px) saturate(130%); -webkit-backdrop-filter: blur(16px) saturate(130%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg); padding: 22px;
  box-shadow: var(--shadow-card);
  transition: all 0.22s ease; position: relative; overflow: hidden;
}
.feature-card::before {
  content: ''; position: absolute; inset: 0; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(0,212,255,0.04) 0%, rgba(129,140,248,0.04) 100%);
  pointer-events: none;
}
.feature-card:hover {
  border-color: rgba(0,212,255,0.2);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card), var(--glow-cyan);
}
.feature-card > * { position: relative; z-index: 1; }

.feature-icon {
  width: 42px; height: 42px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.18);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; margin-bottom: 14px;
}

.feature-card h3 { font-size: 0.93rem; font-weight: 600; margin-bottom: 6px; color: var(--text); }
.feature-card p { color: var(--text-secondary); font-size: 0.83rem; line-height: 1.65; }

/* ===== PRICING ===== */
.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px; max-width: 840px; margin: 0 auto;
}

.pricing-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px) saturate(130%); -webkit-backdrop-filter: blur(16px) saturate(130%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg); padding: 26px 20px; text-align: center;
  box-shadow: var(--shadow-card); transition: all 0.22s ease; position: relative; overflow: hidden;
}
.pricing-card::before {
  content: ''; position: absolute; inset: 0; border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(0,212,255,0.04) 0%, rgba(129,140,248,0.04) 100%);
  pointer-events: none;
}
.pricing-card > * { position: relative; z-index: 1; }
.pricing-card:hover {
  border-color: rgba(0,212,255,0.22);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card), var(--glow-cyan);
}

.pricing-card.popular {
  border-color: rgba(0,212,255,0.28);
  box-shadow: var(--shadow-card), 0 0 28px rgba(0,212,255,0.14);
}

.popular-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, #00d4ff, #818cf8);
  color: #0d1117; padding: 4px 16px; border-radius: 999px;
  font-size: 0.72rem; font-weight: 700; white-space: nowrap;
  box-shadow: 0 4px 14px rgba(0,212,255,0.4);
  font-family: 'Share Tech Mono', monospace; letter-spacing: 0.5px;
}

.pricing-days {
  font-size: 0.72rem; color: var(--accent); margin-bottom: 10px;
  font-weight: 600; text-transform: uppercase; letter-spacing: 1.5px;
  font-family: 'Share Tech Mono', monospace;
}

.pricing-price { font-size: 2.5rem; font-weight: 800; color: var(--text); line-height: 1; margin-bottom: 4px; letter-spacing: -1px; }
.pricing-price span { font-size: 1rem; font-weight: 400; color: var(--text-secondary); }
.pricing-per { color: var(--text-secondary); font-size: 0.75rem; margin-bottom: 18px; }

.pricing-features { list-style: none; text-align: left; margin-bottom: 18px; display: flex; flex-direction: column; gap: 8px; }
.pricing-features li { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--text-muted); }
.pricing-features li::before { content: '▸'; color: var(--accent); font-weight: 700; font-size: 0.78rem; flex-shrink: 0; }

/* ===== CARD ===== */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(16px) saturate(130%); -webkit-backdrop-filter: blur(16px) saturate(130%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg); padding: 22px;
  box-shadow: var(--shadow-card); position: relative; overflow: hidden;
}
.card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(160deg, rgba(0,212,255,0.025) 0%, rgba(129,140,248,0.025) 100%);
  pointer-events: none; border-radius: var(--radius-lg);
}
/* sci-fi corner accents */
.card::after {
  content: ''; position: absolute; top: 0; left: 0;
  width: 32px; height: 32px;
  border-top: 1.5px solid rgba(0,212,255,0.35);
  border-left: 1.5px solid rgba(0,212,255,0.35);
  border-radius: var(--radius-lg) 0 0 0;
  pointer-events: none;
}
.card > * { position: relative; z-index: 1; }

.form-group { margin-bottom: 15px; }
.form-label { display: block; font-size: 0.8rem; font-weight: 500; color: var(--text-muted); margin-bottom: 7px; letter-spacing: 0.3px; }

.form-input {
  width: 100%; background: var(--bg-input);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius); color: var(--text);
  padding: 10px 14px; min-height: 42px; font-size: 0.9rem;
  transition: all 0.2s; outline: none; font-family: 'Inter', sans-serif;
}
.form-input:focus {
  border-color: rgba(0,212,255,0.4);
  box-shadow: 0 0 0 2px rgba(0,212,255,0.1), var(--glow-cyan);
  background: rgba(0,212,255,0.04);
}
.form-input::placeholder { color: rgba(255,255,255,0.18); }

.form-toggle {
  display: flex; gap: 3px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius); padding: 3px; margin-bottom: 18px;
  border: 1px solid var(--border-soft);
}
.form-toggle button {
  flex: 1; padding: 8px; min-height: 36px;
  border: none; border-radius: 8px; background: transparent;
  color: var(--text-secondary); font-size: 0.84rem; cursor: pointer;
  transition: all 0.2s; font-family: 'Inter', sans-serif; font-weight: 500;
}
.form-toggle button.active {
  background: rgba(0,212,255,0.12); color: var(--accent); font-weight: 600;
  border: 1px solid rgba(0,212,255,0.25);
}

/* ===== AUTH ===== */
.auth-container { display: flex; align-items: center; justify-content: center; min-height: calc(100vh - 62px); padding: 24px; }
.auth-box { width: 100%; max-width: 400px; }

.auth-title {
  font-size: 1.5rem; font-weight: 700; margin-bottom: 6px;
  text-align: center; letter-spacing: -0.3px; color: var(--text);
}

.auth-subtitle { color: var(--text-secondary); font-size: 0.85rem; text-align: center; margin-bottom: 22px; }

/* ===== DASHBOARD ===== */
.dashboard-container { max-width: 680px; margin: 0 auto; padding: 28px 20px; }
.dashboard-header { margin-bottom: 24px; }

.dashboard-header h1 {
  font-size: 1.4rem; font-weight: 700; letter-spacing: -0.3px; color: var(--text);
}
.dashboard-header h1 span { color: var(--accent); }
.dashboard-header p { color: var(--text-secondary); font-size: 0.85rem; margin-top: 3px; }

.subscription-status {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 16px;
  background: rgba(0,212,255,0.04);
  border: 1px solid rgba(0,212,255,0.12);
  border-radius: var(--radius); margin-bottom: 16px;
}

.status-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.status-dot.active  { background: var(--success); box-shadow: 0 0 8px rgba(52,211,153,0.7); animation: pulse-dot 2s ease infinite; }
.status-dot.expired { background: var(--error); }
.status-dot.pending { background: var(--warning); }

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 6px rgba(52,211,153,0.7); }
  50%       { box-shadow: 0 0 14px rgba(52,211,153,0.9); }
}

.status-label { font-size: 0.85rem; font-weight: 500; }
.status-value { margin-left: auto; font-size: 0.79rem; color: var(--text-secondary); font-family: 'Share Tech Mono', monospace; }

.qr-section { display: flex; flex-direction: column; align-items: center; padding: 22px; margin-bottom: 16px; }
.qr-section img {
  border-radius: var(--radius); display: block;
  border: 1.5px solid rgba(0,212,255,0.3);
  box-shadow: 0 0 28px rgba(0,212,255,0.18), 0 4px 20px rgba(0,0,0,0.4);
}
.qr-label { font-size: 0.79rem; color: var(--text-secondary); margin-top: 12px; text-align: center; font-family: 'Share Tech Mono', monospace; letter-spacing: 0.3px; }

.link-box {
  display: flex; align-items: center; gap: 8px;
  background: rgba(0,212,255,0.04); border: 1px solid rgba(0,212,255,0.12);
  border-radius: var(--radius); padding: 10px 14px; margin-top: 12px; width: 100%;
}
.link-box span {
  flex: 1; font-size: 0.72rem; color: var(--text-secondary);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font-family: 'Share Tech Mono', monospace;
}
.copy-btn {
  background: rgba(0,212,255,0.1); border: 1px solid rgba(0,212,255,0.22);
  color: var(--accent); padding: 5px 12px; border-radius: 7px;
  font-size: 0.74rem; cursor: pointer; font-weight: 600; flex-shrink: 0;
  transition: all 0.2s; font-family: 'Inter', sans-serif;
}
.copy-btn:hover { background: rgba(0,212,255,0.18); box-shadow: var(--glow-cyan); }

/* ===== INSTRUCTIONS ===== */
.instructions { list-style: none; display: flex; flex-direction: column; gap: 13px; }
.instructions li { display: flex; align-items: flex-start; gap: 12px; }

.step-num {
  width: 24px; height: 24px; flex-shrink: 0; margin-top: 1px;
  background: rgba(0,212,255,0.12); border: 1px solid rgba(0,212,255,0.3);
  color: var(--accent); border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 700;
  font-family: 'Share Tech Mono', monospace;
}

.instructions li .step-text { font-size: 0.86rem; color: var(--text-secondary); line-height: 1.55; }
.instructions li .step-text strong { color: var(--text); }

/* ===== PLANS ===== */
.plans-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 16px; }

.plan-btn {
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border-soft); border-radius: var(--radius);
  padding: 12px 8px; text-align: center; cursor: pointer;
  transition: all 0.2s; min-height: 64px; font-family: 'Inter', sans-serif;
}
.plan-btn:hover, .plan-btn.selected {
  border-color: rgba(0,212,255,0.35);
  background: rgba(0,212,255,0.08);
  box-shadow: var(--glow-cyan);
}
.plan-btn .plan-days { font-size: 0.72rem; color: var(--text-secondary); margin-bottom: 3px; font-weight: 500; font-family: 'Share Tech Mono', monospace; letter-spacing: 0.5px; }
.plan-btn .plan-price { font-size: 1rem; font-weight: 700; color: var(--text); }

/* ===== ALERT ===== */
.alert { padding: 10px 14px; border-radius: var(--radius); font-size: 0.82rem; margin-bottom: 14px; display: none; font-weight: 500; }
.alert.show { display: block; }
.alert-error   { background: rgba(248,113,113,0.07); border: 1px solid rgba(248,113,113,0.22); color: var(--error); }
.alert-success { background: rgba(52,211,153,0.07);  border: 1px solid rgba(52,211,153,0.22);  color: var(--success); }
.alert-info    { background: rgba(0,212,255,0.07);    border: 1px solid rgba(0,212,255,0.22);    color: var(--accent); }

/* ===== FOOTER ===== */
.footer {
  border-top: 1px solid var(--border-soft);
  padding: 24px; text-align: center;
  color: var(--text-secondary); font-size: 0.8rem; margin-top: 60px;
  font-family: 'Share Tech Mono', monospace; letter-spacing: 0.3px;
}

/* ===== SUCCESS/FAIL ===== */
.success-container { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 24px; text-align: center; }
.success-icon { font-size: 3.5rem; margin-bottom: 16px; filter: drop-shadow(0 0 16px rgba(52,211,153,0.5)); }

/* ===== CARD TITLE ===== */
.card-title {
  font-size: 0.82rem; font-weight: 600; margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 1px;
  font-family: 'Share Tech Mono', monospace;
}

/* ===== DIVIDER ===== */
.divider { border: none; border-top: 1px solid var(--border-soft); margin: 18px 0; }

/* ===== EMPTY STATE ===== */
.empty-state { text-align: center; padding: 40px 24px; }
.empty-state .empty-icon { font-size: 2.5rem; margin-bottom: 14px; opacity: 0.25; }
.empty-state p { color: var(--text-secondary); margin-bottom: 20px; font-size: 0.86rem; }

/* ===== TEST SECTION ===== */
.test-section {
  margin-top: 18px; padding: 13px 16px;
  background: rgba(129,140,248,0.05);
  border: 1px dashed rgba(129,140,248,0.25);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.test-section-info strong { display: block; font-size: 0.83rem; color: var(--text); margin-bottom: 2px; }
.test-section-info span  { font-size: 0.74rem; color: var(--text-secondary); }

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
  .hero { padding: 46px 16px 34px; }
  .section { padding: 36px 14px; }
  .navbar { padding: 10px 14px; }
  .navbar-logo .logo-text { display: none; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 300px; margin: 0 auto; }
  .plans-grid { gap: 7px; }
  .plan-btn { padding: 10px 6px; }
  .plan-btn .plan-price { font-size: 0.9rem; }
  .btn-lg { min-height: 44px; }
  .features-grid { grid-template-columns: 1fr; }
  .card { padding: 18px 15px; }
  .dashboard-container { padding: 18px 13px; }
  .test-section { flex-direction: column; align-items: flex-start; }
  .qr-section { padding: 16px 10px; }
}

@media (max-width: 380px) {
  .plans-grid { grid-template-columns: 1fr; }
  .plan-btn { min-height: 54px; }
}