/* ============================================================
   AI Arkitekten – fælles design
   Genbrugt fra index.html / foredrag.html + nye booking-komponenter
   ============================================================ */

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

:root {
  --bg: #0B0E1A;
  --bg2: #111420;
  --bg3: #161924;
  --amber: #E8A030;
  --amber-dim: #a06a15;
  --amber-glow: rgba(232,160,48,0.12);
  --white: #F4F1EA;
  --muted: #8A8A96;
  --border: rgba(255,255,255,0.07);
  --border-amber: rgba(232,160,48,0.3);
  --green: #4caf7d;
  --red: #e8593a;
  --font-head: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(232,160,48,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232,160,48,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

* { position: relative; z-index: 1; }

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 4rem;
  background: rgba(11,14,26,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-bracket { color: var(--amber); font-weight: 400; }

.nav-links { display: flex; gap: 2.5rem; list-style: none; align-items: center; }

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--white); }
.nav-links a.active { color: var(--amber); }

.nav-cta {
  background: var(--amber);
  color: #0B0E1A !important;
  font-weight: 600;
  padding: 0.5rem 1.25rem;
  border-radius: 4px;
  transition: opacity 0.2s !important;
}

.nav-cta:hover { opacity: 0.85; color: #0B0E1A !important; }

/* ── PAGE HEADER ── */
.page-header {
  padding: 9.5rem 4rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-tag {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  font-weight: 500;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-tag::before { content: ''; width: 18px; height: 1px; background: var(--amber); }

h1, h2, h3 {
  font-family: var(--font-head);
  color: var(--white);
  letter-spacing: -0.03em;
}

.page-header h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 1rem;
}

.section-lead {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 620px;
  line-height: 1.75;
  font-weight: 300;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 4rem 6rem;
}

/* ── TALKS / FOREDRAG-KORT ── */
.talks {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.talk-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2.75rem;
  transition: border-color 0.3s, background 0.3s;
}

.talk-card:hover {
  border-color: var(--border-amber);
  background: var(--bg3);
}

.talk-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}

.talk-num {
  font-family: var(--font-head);
  font-size: 0.75rem;
  color: var(--border-amber);
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  display: block;
}

.talk-card h2 {
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  font-weight: 700;
  margin-bottom: 0.9rem;
}

.talk-desc {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.75;
  font-weight: 300;
  max-width: 640px;
}

.talk-meta {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  min-width: 200px;
  flex-shrink: 0;
}

.meta-item-label {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 0.2rem;
  font-weight: 500;
}

.meta-item-val {
  font-size: 0.88rem;
  color: var(--white);
  font-weight: 300;
}

.talk-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1.5rem;
}

.tag {
  font-size: 0.72rem;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.talk-toggle, .btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.75rem;
  font-size: 0.85rem;
  color: var(--amber);
  font-weight: 500;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: var(--font-body);
  text-decoration: none;
}

.talk-toggle .arrow, .btn-link .arrow { display: inline-block; transition: transform 0.2s ease; }
.talk-toggle:hover .arrow, .btn-link:hover .arrow { transform: translateX(3px); }

/* ── PLADSER-BADGE ── */
.pladser-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.3rem 0.7rem;
  border-radius: 2px;
  border: 1px solid var(--border-amber);
  color: var(--amber);
  background: var(--amber-glow);
}

.pladser-badge.fuldt {
  color: var(--red);
  border-color: rgba(232,89,58,0.35);
  background: rgba(232,89,58,0.1);
}

.pladser-badge.faa {
  color: #f0c14b;
}

/* ── BUTTONS ── */
.btn-primary {
  background: var(--amber);
  color: #0B0E1A;
  font-weight: 600;
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.85rem 2rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.2s;
  display: inline-block;
  white-space: nowrap;
}

.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.btn-ghost {
  background: transparent;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.7rem 1.5rem;
  border: 1px solid var(--border-amber);
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
  display: inline-block;
}

.btn-ghost:hover { border-color: var(--amber); color: var(--amber); }

.btn-danger {
  background: transparent;
  color: var(--red);
  font-family: var(--font-body);
  font-size: 0.85rem;
  padding: 0.6rem 1.2rem;
  border: 1px solid rgba(232,89,58,0.4);
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

.btn-danger:hover { background: rgba(232,89,58,0.1); }

/* ── FORMS ── */
.form-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3rem;
}

form { display: flex; flex-direction: column; gap: 1.1rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }

label {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 500;
}

input, textarea, select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  border-radius: 2px;
  outline: none;
  transition: border-color 0.2s;
  appearance: none;
}

input:focus, textarea:focus, select:focus { border-color: var(--border-amber); }
input::placeholder, textarea::placeholder { color: #444; }
textarea { resize: vertical; min-height: 100px; }

small.hint { color: var(--muted); font-size: 0.78rem; font-weight: 300; }

/* ── ALERTS ── */
.alert {
  padding: 1rem 1.25rem;
  border-radius: 4px;
  font-size: 0.9rem;
  border: 1px solid;
  margin-bottom: 1.5rem;
}

.alert-success { background: rgba(76,175,125,0.1); border-color: rgba(76,175,125,0.35); color: var(--green); }
.alert-error   { background: rgba(232,89,58,0.1); border-color: rgba(232,89,58,0.35); color: var(--red); }
.alert-info    { background: var(--amber-glow); border-color: var(--border-amber); color: var(--amber); }

.error-list { list-style: none; display: flex; flex-direction: column; gap: 0.3rem; }

/* ── ADMIN ── */
.admin-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.admin-table-wrap { overflow-x: auto; }

table.admin-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg2);
  border: 1px solid var(--border);
}

table.admin-table th, table.admin-table td {
  text-align: left;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
}

table.admin-table th {
  color: var(--amber);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  background: var(--bg3);
}

table.admin-table tr:last-child td { border-bottom: none; }
table.admin-table tr:hover td { background: var(--bg3); }

.row-actions { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.row-actions a, .row-actions button { font-size: 0.8rem; }

.status-pill {
  display: inline-block;
  font-size: 0.72rem;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  letter-spacing: 0.03em;
}

.status-aktiv { background: rgba(76,175,125,0.12); color: var(--green); }
.status-aflyst { background: rgba(232,89,58,0.12); color: var(--red); }
.status-afholdt { background: rgba(138,138,150,0.15); color: var(--muted); }

.login-wrap {
  max-width: 400px;
  margin: 9.5rem auto 6rem;
  padding: 0 1.5rem;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 4rem;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--muted);
  letter-spacing: -0.02em;
}

.footer-text { font-size: 0.78rem; color: #444; }

/* ── MOBILE ── */
@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  .page-header, main { padding-left: 1.5rem; padding-right: 1.5rem; }
  .talk-top { flex-direction: column; }
  .talk-meta { flex-direction: row; flex-wrap: wrap; gap: 1.5rem; }
  .form-box { padding: 1.75rem; }
  .form-row { grid-template-columns: 1fr; }
  footer { flex-direction: column; text-align: center; padding: 2rem 1.5rem; }
  .admin-topbar { flex-direction: column; align-items: flex-start; }
}