/* ===== Design tokens =====
   Concept: "digital boarding pass" — an eSIM is treated like a ticket you're
   issued the instant you buy it. Ink-navy ground, warm paper ticket stock,
   one signal-teal accent for connectivity, one warm amber used sparingly.
*/
:root {
  --ink: #0f1626;
  --ink-soft: #161f35;
  --ink-line: #2a3552;
  --paper: #f6f1e4;
  --paper-dim: #e9e2cf;
  --teal: #2fd9c4;
  --teal-dim: #1ea892;
  --amber: #ffb648;
  --text-main: #eef1f8;
  --text-muted: #9aa4bd;
  --text-on-paper: #1a1f2e;
  --danger: #ff6b6b;

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.5;
}
h1, h2, h3, h4, .display {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}
.mono { font-family: var(--font-mono); }
a { color: inherit; }

::selection { background: var(--teal); color: var(--ink); }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }

/* Layout helpers */
.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--text-muted); }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 40;
  background: rgba(15, 22, 38, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ink-line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; text-decoration: none; }
.brand-mark { width: 28px; height: 28px; border-radius: 8px; background: linear-gradient(135deg, var(--teal), var(--teal-dim)); display: flex; align-items: center; justify-content: center; font-size: 14px; }
.nav-links { display: flex; gap: 24px; align-items: center; font-size: 0.92rem; }
.nav-links a { text-decoration: none; color: var(--text-muted); transition: color .15s; }
.nav-links a:hover { color: var(--text-main); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 10px; font-weight: 600; font-size: 0.94rem;
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  transition: transform .12s ease, filter .12s ease, background .15s;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--teal); color: var(--ink); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { background: transparent; color: var(--text-main); border-color: var(--ink-line); }
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }
.btn-danger { background: transparent; color: var(--danger); border-color: rgba(255,107,107,0.4); }
.btn-danger:hover { background: rgba(255,107,107,0.1); }
.btn-block { width: 100%; }
.btn-sm { padding: 8px 14px; font-size: 0.82rem; border-radius: 8px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Hero */
.hero { padding: 88px 0 64px; position: relative; overflow: hidden; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 0.78rem; color: var(--teal); background: rgba(47,217,196,0.1); border: 1px solid rgba(47,217,196,0.25); padding: 6px 12px; border-radius: 999px; margin-bottom: 24px; }
.hero h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 600; margin: 0 0 20px; max-width: 780px; }
.hero p.lead { font-size: 1.1rem; color: var(--text-muted); max-width: 560px; margin: 0 0 32px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Boarding pass — the signature component */
.pass {
  display: grid; grid-template-columns: 1fr auto;
  background: var(--paper); color: var(--text-on-paper);
  border-radius: 16px; overflow: hidden;
  box-shadow: 0 20px 40px -20px rgba(0,0,0,0.5);
  position: relative;
}
.pass-main { padding: 22px 20px; position: relative; }
.pass-stub {
  width: 128px; background: var(--paper-dim);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; padding: 16px 10px; position: relative;
  border-left: 2px dashed rgba(26,31,46,0.25);
}
.pass::before, .pass::after {
  content: ""; position: absolute; width: 20px; height: 20px; background: var(--ink);
  border-radius: 50%; top: 50%; transform: translateY(-50%); z-index: 2;
}
.pass::before { left: calc(100% - 128px - 10px); }
.pass::after { right: 118px; }
.pass-route { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; margin-bottom: 4px; }
.pass-route .dot-line { flex: 1; height: 1px; background: repeating-linear-gradient(90deg, rgba(26,31,46,0.35) 0 4px, transparent 4px 8px); position: relative; }
.pass-route .dot-line::after { content: "✈"; position: absolute; right: 0; top: -9px; font-size: 0.8rem; }
.pass-meta { display: flex; gap: 18px; margin-top: 12px; font-size: 0.8rem; }
.pass-meta div { display: flex; flex-direction: column; }
.pass-meta span.label { color: rgba(26,31,46,0.55); font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; }
.pass-meta span.val { font-family: var(--font-mono); font-weight: 700; font-size: 0.95rem; }
.pass-price { font-family: var(--font-mono); font-weight: 700; font-size: 1.2rem; color: var(--teal-dim); }
.pass-stub .stub-label { font-family: var(--font-mono); font-size: 0.65rem; color: rgba(26,31,46,0.5); text-transform: uppercase; letter-spacing: 0.08em; }
.pass-stub img { width: 84px; height: 84px; border-radius: 6px; }

/* Cards / sections */
.section { padding: 64px 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 32px; flex-wrap: wrap; gap: 12px; }
.section-head h2 { font-size: 1.8rem; margin: 0; }
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--ink-soft); border: 1px solid var(--ink-line); border-radius: 14px; padding: 22px;
}
.card-stat .stat-num { font-family: var(--font-mono); font-size: 1.9rem; font-weight: 700; color: var(--teal); }
.card-stat .stat-label { color: var(--text-muted); font-size: 0.82rem; margin-top: 4px; }

/* Forms */
.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 6px; }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--ink-line);
  background: var(--ink); color: var(--text-main); font-family: var(--font-body); font-size: 0.95rem;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { border-color: var(--teal); outline: none; }
.auth-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 40px 20px; }
.auth-card { width: 100%; max-width: 400px; background: var(--ink-soft); border: 1px solid var(--ink-line); border-radius: 16px; padding: 36px; }

/* Badge / status pill */
.badge { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 0.72rem; padding: 4px 10px; border-radius: 999px; text-transform: uppercase; letter-spacing: 0.04em; }
.badge-completed { background: rgba(47,217,196,0.12); color: var(--teal); }
.badge-processing { background: rgba(255,182,72,0.12); color: var(--amber); }
.badge-failed { background: rgba(255,107,107,0.12); color: var(--danger); }
.badge-pending { background: rgba(255,182,72,0.12); color: var(--amber); }
.badge-approved { background: rgba(47,217,196,0.12); color: var(--teal); }
.badge-rejected { background: rgba(255,107,107,0.12); color: var(--danger); }
.badge-active { background: rgba(47,217,196,0.12); color: var(--teal); }
.badge-suspended { background: rgba(255,107,107,0.12); color: var(--danger); }

/* Table */
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th { text-align: left; color: var(--text-muted); font-weight: 500; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; padding: 10px 12px; border-bottom: 1px solid var(--ink-line); }
td { padding: 12px; border-bottom: 1px solid var(--ink-line); }
tr:last-child td { border-bottom: none; }

/* Tabs */
.tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--ink-line); margin-bottom: 24px; }
.tab-btn { background: none; border: none; color: var(--text-muted); padding: 12px 16px; cursor: pointer; font-size: 0.92rem; font-weight: 500; border-bottom: 2px solid transparent; }
.tab-btn.active { color: var(--teal); border-color: var(--teal); }

/* Toast */
#toast { position: fixed; bottom: 24px; right: 24px; z-index: 100; display: flex; flex-direction: column; gap: 8px; }
.toast-item { background: var(--ink-soft); border: 1px solid var(--ink-line); border-left: 3px solid var(--teal); padding: 12px 16px; border-radius: 10px; font-size: 0.88rem; box-shadow: 0 10px 30px rgba(0,0,0,0.4); animation: slideIn .2s ease; }
.toast-item.error { border-left-color: var(--danger); }
@keyframes slideIn { from { transform: translateX(20px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Footer */
.footer { border-top: 1px solid var(--ink-line); padding: 32px 0; color: var(--text-muted); font-size: 0.85rem; }

/* Modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: none; align-items: center; justify-content: center; z-index: 90; padding: 20px; }
.modal-backdrop.open { display: flex; }
.modal { background: var(--ink-soft); border: 1px solid var(--ink-line); border-radius: 16px; padding: 28px; max-width: 480px; width: 100%; max-height: 85vh; overflow-y: auto; }

/* Empty state */
.empty { text-align: center; padding: 48px 20px; color: var(--text-muted); }

@media (max-width: 860px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .pass { grid-template-columns: 1fr; }
  .pass-stub { flex-direction: row; border-left: none; border-top: 2px dashed rgba(26,31,46,0.25); }
  .pass::before, .pass::after { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}