/* ═══════════════════════════════════════════════════════════
   SkyRoute — Main Stylesheet
   Dark aviation theme
═══════════════════════════════════════════════════════════ */

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

:root {
  --bg:          #080c14;
  --bg2:         #0d1321;
  --bg3:         #111827;
  --card:        #131c2e;
  --border:      #1e2d45;
  --accent:      #3b82f6;
  --accent2:     #60a5fa;
  --accent-glow: rgba(59,130,246,0.25);
  --green:       #22c55e;
  --red:         #ef4444;
  --yellow:      #f59e0b;
  --text:        #e2e8f0;
  --text-muted:  #64748b;
  --text-dim:    #94a3b8;
  --radius:      12px;
  --radius-sm:   8px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

.accent { color: var(--accent); }
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s, box-shadow 0.2s;
}
.btn-primary:hover {
  background: var(--accent2);
  box-shadow: 0 0 18px var(--accent-glow);
}
.btn-primary:active { transform: scale(0.97); }

.btn-outline {
  background: transparent;
  color: var(--accent2);
  border: 1px solid var(--accent);
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-outline:hover { background: var(--accent-glow); }

.btn-ghost {
  background: transparent;
  color: var(--text-dim);
  border: none;
  padding: 10px 22px;
  font-size: 0.95rem;
  cursor: pointer;
  transition: color 0.2s;
  text-decoration: none;
  display: inline-block;
}
.btn-ghost:hover { color: var(--text); text-decoration: none; }

.btn-lg { padding: 14px 32px; font-size: 1.05rem; border-radius: 10px; }
.btn-sm { padding: 6px 14px; font-size: 0.85rem; }
.btn-full { width: 100%; padding: 13px; font-size: 1rem; margin-top: 8px; }

/* ── Navbar ──────────────────────────────────────────────── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(8,12,20,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 64px;
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 28px;
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.logo {
  display: flex; align-items: center; gap: 8px;
  font-family: 'Orbitron', sans-serif;
  font-size: 1.3rem; font-weight: 700;
  color: var(--text);
}
.logo-icon { font-size: 1.4rem; }
.nav-links {
  display: flex; align-items: center; gap: 24px;
}
.nav-links a {
  color: var(--text-dim); font-size: 0.9rem;
  text-decoration: none; transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
.nav-user {
  color: var(--accent2); font-size: 0.9rem; font-weight: 500;
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  padding: 120px 24px 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}
.hero-bg {
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse 60% 50% at 20% 50%, rgba(59,130,246,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 30%, rgba(59,130,246,0.05) 0%, transparent 70%),
    var(--bg);
}
.hero-content { flex: 1; max-width: 580px; }

.badge {
  display: inline-block;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.3);
  color: var(--accent2);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 480px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-actions {
  display: flex; gap: 16px; flex-wrap: wrap;
  margin-bottom: 52px;
}

/* Stats bar */
.stats-bar {
  display: flex; align-items: center; gap: 24px;
  padding: 18px 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: fit-content;
}
.stat { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.stat-num {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.4rem; font-weight: 700;
  color: var(--accent);
}
.stat span:last-child { font-size: 0.75rem; color: var(--text-muted); }
.stat-sep { width: 1px; height: 36px; background: var(--border); }

/* HUD Card */
.hero-visual { flex-shrink: 0; }
.hud-card {
  width: 280px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 0 40px rgba(59,130,246,0.1);
  font-family: 'Orbitron', sans-serif;
}
.hud-label {
  font-size: 0.65rem; letter-spacing: 0.1em;
  color: var(--text-muted); margin-bottom: 14px;
}
.hud-route {
  font-size: 1.6rem; font-weight: 700;
  color: var(--text); margin-bottom: 18px;
}
.hud-route span { color: var(--accent); margin: 0 8px; }
.hud-info {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 10px; margin-bottom: 18px;
}
.hud-info div {
  display: flex; flex-direction: column; gap: 3px;
}
.hud-info span {
  font-size: 0.6rem; color: var(--text-muted); letter-spacing: 0.08em;
}
.hud-info div { font-size: 0.85rem; color: var(--text); }
.hud-bar {
  height: 4px; background: var(--border); border-radius: 2px; margin-bottom: 14px;
}
.hud-fill {
  height: 100%; background: var(--accent); border-radius: 2px;
  box-shadow: 0 0 8px var(--accent-glow);
}
.hud-status {
  font-size: 0.65rem; color: var(--green); letter-spacing: 0.1em;
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ── Features ────────────────────────────────────────────── */
.features {
  padding: 100px 0;
  background: var(--bg2);
  border-top: 1px solid var(--border);
}
.features h2, .how h2, .cta-section h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  text-align: center;
  margin-bottom: 12px;
}
.section-sub {
  text-align: center; color: var(--text-muted);
  font-size: 1rem; margin-bottom: 60px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}
.feature-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}
.feature-icon { font-size: 2rem; margin-bottom: 14px; }
.feature-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 10px; }
.feature-card p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.6; }

/* ── How it works ────────────────────────────────────────── */
.how {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}
.steps {
  display: flex; align-items: center; justify-content: center;
  gap: 20px; flex-wrap: wrap; margin-top: 50px;
}
.step {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  max-width: 260px;
  text-align: center;
}
.step-num {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.5rem; font-weight: 900;
  color: var(--accent); margin-bottom: 14px;
  opacity: 0.7;
}
.step h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.step p { color: var(--text-muted); font-size: 0.88rem; }
.step-arrow { font-size: 1.8rem; color: var(--accent); opacity: 0.5; }

/* ── CTA ─────────────────────────────────────────────────── */
.cta-section {
  padding: 100px 0;
  text-align: center;
  background: var(--bg2);
  border-top: 1px solid var(--border);
}
.cta-section p {
  color: var(--text-muted); font-size: 1rem; margin: 12px 0 32px;
}

/* ── Footer ──────────────────────────────────────────────── */
footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}
.footer-logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.1rem; font-weight: 700;
  margin-bottom: 10px;
  display: flex; align-items: center; justify-content: center; gap: 6px;
}
footer p { color: var(--text-muted); font-size: 0.82rem; }

/* ── Modal ───────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed; inset: 0; z-index: 999;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(4px);
  align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
  width: 100%; max-width: 420px;
  position: relative;
  animation: fadeUp 0.2s ease;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none;
  color: var(--text-muted); font-size: 1.1rem; cursor: pointer;
}
.modal-close:hover { color: var(--text); }

.modal-tabs {
  display: flex; gap: 4px;
  background: var(--bg3);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-bottom: 28px;
}
.tab-btn {
  flex: 1; padding: 9px;
  background: transparent; border: none;
  color: var(--text-muted); font-size: 0.9rem; font-weight: 500;
  cursor: pointer; border-radius: 6px; transition: all 0.2s;
}
.tab-btn.active {
  background: var(--accent);
  color: #fff;
}

/* Alert */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 20px;
  border: 1px solid;
}
.alert.success { background: rgba(34,197,94,0.1); border-color: var(--green); color: var(--green); }
.alert.error   { background: rgba(239,68,68,0.1); border-color: var(--red); color: #fca5a5; }

/* Auth form */
.auth-form.hidden { display: none; }
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.85rem; font-weight: 500;
  color: var(--text-dim); margin-bottom: 7px;
}
.form-group input {
  width: 100%; padding: 11px 14px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text); font-size: 0.95rem;
  transition: border-color 0.2s;
  outline: none;
  font-family: inherit;
}
.form-group input:focus { border-color: var(--accent); }
.form-group small { display: block; color: var(--text-muted); font-size: 0.78rem; margin-top: 5px; }

/* Loading state */
.btn-loading { opacity: 0.7; pointer-events: none; }

/* ══════════════════════════════════════════════════════════
   DASHBOARD PAGE
══════════════════════════════════════════════════════════ */
.dashboard-page { background: var(--bg); }

.dash-main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 100px 24px 80px;
}

/* Welcome banner */
.dash-welcome {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.dash-welcome h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  margin-bottom: 8px;
}
.dash-welcome p { color: var(--text-muted); font-size: 0.95rem; }
.dash-stats {
  display: flex; gap: 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 24px;
}
.ds {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
}
.ds span {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.6rem; font-weight: 700; color: var(--accent);
}
.ds small { font-size: 0.75rem; color: var(--text-muted); }

/* Dashboard grid */
.dash-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.dash-card-full { grid-column: 1 / -1; }

.dash-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.dash-card-header {
  display: flex; align-items: flex-start; gap: 16px; margin-bottom: 24px;
}
.dash-step {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.8rem; font-weight: 900;
  color: var(--accent); opacity: 0.6;
  line-height: 1; flex-shrink: 0;
}
.dash-card-header h2 { font-size: 1rem; font-weight: 600; margin-bottom: 5px; }
.dash-card-header p { color: var(--text-muted); font-size: 0.85rem; }

/* Download box */
.download-box {
  display: flex; align-items: center; gap: 16px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin-bottom: 14px;
}
.download-icon { font-size: 2rem; }
.download-info { flex: 1; }
.download-name { font-weight: 600; font-size: 0.95rem; }
.download-meta { color: var(--text-muted); font-size: 0.8rem; margin-top: 3px; }
.download-btn { flex-shrink: 0; }
.download-req {
  font-size: 0.78rem; color: var(--text-muted);
  padding: 10px 14px;
  background: rgba(245,158,11,0.05);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--radius-sm);
}
.download-req span { color: var(--yellow); font-weight: 600; }

/* Token box */
.token-box {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px;
  margin-bottom: 14px;
}
.token-label {
  font-size: 0.7rem; letter-spacing: 0.1em;
  color: var(--text-muted); margin-bottom: 10px;
  font-family: 'Orbitron', sans-serif;
}
.token-wrap {
  display: flex; align-items: center; gap: 10px;
}
.token-value {
  flex: 1;
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  color: var(--accent2);
  word-break: break-all;
  background: var(--bg);
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  display: block;
  user-select: all;
}
.btn-copy {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 6px; padding: 8px 10px;
  cursor: pointer; font-size: 1rem;
  transition: all 0.2s; flex-shrink: 0;
}
.btn-copy:hover { border-color: var(--accent); }
.btn-copy.copied { border-color: var(--green); }
.token-tip {
  font-size: 0.78rem; color: var(--yellow);
  margin-top: 10px;
  opacity: 0.8;
}
.token-actions {
  display: flex; align-items: center; gap: 14px;
}
.token-expires { font-size: 0.8rem; color: var(--text-muted); }

/* VA info */
.va-info-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px; margin-bottom: 24px;
}
.va-info-item {
  display: flex; gap: 14px; align-items: flex-start;
}
.va-info-icon { font-size: 1.5rem; flex-shrink: 0; }
.va-info-item strong { display: block; font-size: 0.9rem; margin-bottom: 4px; }
.va-info-item p { color: var(--text-muted); font-size: 0.82rem; }
.va-compat {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding-top: 20px; border-top: 1px solid var(--border);
}
.compat-label { font-size: 0.82rem; color: var(--text-muted); }
.compat-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.compat-tags span {
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.25);
  color: var(--accent2);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.78rem;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .hero { flex-direction: column; text-align: center; padding-top: 90px; }
  .hero-actions { justify-content: center; }
  .stats-bar { width: 100%; }
  .hud-card { width: 100%; }
  .steps { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); }
  .dash-grid { grid-template-columns: 1fr; }
  .dash-card-full { grid-column: 1; }
  .nav-links a { display: none; }
}