/* =========================
   Speculon — Prediction Markets
   ========================= */

:root {
  --bg-primary: #0a1929;
  --bg-secondary: #102a43;
  --bg-card: #14283f;
  --bg-card-hover: #1a3454;
  --border: #1f3a5f;
  --text-primary: #ffffff;
  --text-secondary: #b8c7d9;
  --text-muted: #6b8299;
  --accent: #4FC3F7;
  --accent-bright: #7BC8E8;
  --accent-dark: #0288d1;
  --green: #00d68f;
  --green-bg: rgba(0, 214, 143, 0.12);
  --red: #ff5252;
  --red-bg: rgba(255, 82, 82, 0.12);
  --yellow: #ffc107;
}

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

html, body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; }
img, svg { display: block; }

/* ---------- HEADER ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 25, 41, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 20px;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.5px;
}
.logo-wrap img { width: 36px; height: 36px; }
.logo-wrap span {
  background: linear-gradient(135deg, #ffffff 30%, #7BC8E8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.search-box {
  flex: 1;
  max-width: 420px;
  position: relative;
}
.search-box input {
  width: 100%;
  padding: 10px 14px 10px 40px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s;
}
.search-box input:focus { border-color: var(--accent); }
.search-box::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b8299' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><circle cx='11' cy='11' r='8'/><path d='m21 21-4.3-4.3'/></svg>") center/contain no-repeat;
}

.header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 14px;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 600;
  transition: transform 0.1s, background 0.15s, opacity 0.15s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-x {
  background: #000;
  color: #fff;
  border: 1px solid #333;
}
.btn-x:hover { background: #111; }

.btn-coin {
  background: linear-gradient(135deg, #ffd700, #ffa500);
  color: #1a1a1a;
}
.btn-coin:hover { filter: brightness(1.1); }

.btn-wallet {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  color: #fff;
}
.btn-wallet.connected {
  background: var(--green-bg);
  color: var(--green);
  border: 1px solid var(--green);
}

.btn-propose {
  background: var(--bg-secondary);
  color: var(--accent-bright);
  border: 1px solid var(--accent);
}
.btn-propose:hover { background: var(--accent); color: var(--bg-primary); }

/* Tag variants */
.tag.proposed {
  background: rgba(255, 193, 7, 0.18);
  color: var(--yellow);
  border-color: rgba(255, 193, 7, 0.5);
}

/* Propose form */
.form-row { margin-bottom: 12px; }
.form-row label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.form-row textarea,
.form-row input,
.form-row select {
  width: 100%;
  padding: 11px 13px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}
.form-row textarea:focus,
.form-row input:focus,
.form-row select:focus { border-color: var(--accent); }
.form-row textarea { resize: vertical; min-height: 70px; }
.form-row .hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}
.form-row .err {
  font-size: 11px;
  color: var(--red);
  margin-top: 4px;
}

.btn-icon {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  padding: 9px 11px;
  border: 1px solid var(--border);
}
.btn-icon:hover { background: var(--bg-card-hover); }

.demo-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  background: var(--yellow);
  color: #1a1a1a;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.demo-badge .pulse {
  width: 6px;
  height: 6px;
  background: #1a1a1a;
  border-radius: 50%;
  animation: pulse 1.4s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* mobile menu toggle */
.menu-toggle { display: none; }

/* ---------- BANNER ---------- */
.banner {
  position: relative;
  width: 100%;
  height: 240px;
  overflow: hidden;
  background: var(--bg-secondary);
}
.banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,25,41,0.2) 0%, rgba(10,25,41,0.85) 100%);
  display: flex;
  align-items: flex-end;
  padding: 30px;
}
.banner-content {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}
.banner h1 {
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 6px;
}
.banner h1 span {
  background: linear-gradient(135deg, #7BC8E8, #4FC3F7);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.banner p {
  color: var(--text-secondary);
  font-size: 16px;
  max-width: 600px;
}
.banner-stats {
  display: flex;
  gap: 24px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.banner-stat {
  display: flex;
  flex-direction: column;
}
.banner-stat .num { font-size: 22px; font-weight: 800; color: var(--accent-bright); }
.banner-stat .lbl { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }

/* ---------- CATEGORIES ---------- */
.cats {
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px 20px 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}
.cats::-webkit-scrollbar { display: none; }
.cat {
  padding: 8px 16px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  transition: all 0.15s;
}
.cat:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.cat.active {
  background: var(--accent);
  color: var(--bg-primary);
  border-color: var(--accent);
}

/* ---------- MAIN ---------- */
.main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px 20px 60px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
.section-head h2 { font-size: 20px; font-weight: 700; }
.section-head .count { color: var(--text-muted); font-size: 13px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.15s, border-color 0.15s, background 0.15s;
  cursor: pointer;
}
.card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  background: var(--bg-card-hover);
}

.card-head {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.card-thumb {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
}
.card-title {
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-prob {
  display: flex;
  align-items: center;
  gap: 12px;
}
.prob-circle {
  position: relative;
  width: 56px;
  height: 56px;
  flex-shrink: 0;
}
.prob-circle svg { transform: rotate(-90deg); }
.prob-circle .pct {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 800;
}
.prob-text { flex: 1; }
.prob-text .pct-big { font-size: 22px; font-weight: 800; color: var(--accent-bright); }
.prob-text .lbl { font-size: 12px; color: var(--text-muted); }

.card-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.card-btn {
  padding: 9px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  transition: all 0.15s;
  border: 1px solid transparent;
}
.card-btn.yes {
  background: var(--green-bg);
  color: var(--green);
  border-color: rgba(0, 214, 143, 0.3);
}
.card-btn.yes:hover {
  background: var(--green);
  color: var(--bg-primary);
}
.card-btn.no {
  background: var(--red-bg);
  color: var(--red);
  border-color: rgba(255, 82, 82, 0.3);
}
.card-btn.no:hover {
  background: var(--red);
  color: var(--bg-primary);
}

.card-meta {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
  padding-top: 4px;
  border-top: 1px solid var(--border);
}
.card-meta span { display: flex; gap: 4px; align-items: center; }

.tag {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 7px;
  border-radius: 4px;
  background: var(--bg-secondary);
  color: var(--accent-bright);
  border: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.card { position: relative; }

/* Pagination / Load more */
.load-more-wrap {
  text-align: center;
  margin-top: 30px;
}
.load-more {
  padding: 12px 28px;
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.15s;
}
.load-more:hover {
  background: var(--accent);
  color: var(--bg-primary);
}

/* ---------- MODAL ---------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  width: 100%;
  max-width: 460px;
  padding: 24px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal h3 {
  font-size: 20px;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.modal .sub { color: var(--text-muted); font-size: 13px; margin-bottom: 18px; }
.modal-close {
  background: transparent;
  color: var(--text-muted);
  font-size: 22px;
  position: absolute;
  top: 12px;
  right: 14px;
}

/* wallet options */
.wallet-options { display: flex; flex-direction: column; gap: 10px; }
.wallet-opt {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: all 0.15s;
  width: 100%;
  text-align: left;
  color: var(--text-primary);
}
.wallet-opt:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
}
.wallet-opt-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  font-size: 18px;
  font-weight: 800;
}
.wallet-opt-name { font-weight: 700; font-size: 14px; }
.wallet-opt-net { font-size: 11px; color: var(--text-muted); }

.modal-divider {
  text-align: center;
  color: var(--text-muted);
  font-size: 11px;
  margin: 14px 0;
  position: relative;
}
.modal-divider::before, .modal-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 40%;
  height: 1px;
  background: var(--border);
}
.modal-divider::before { left: 0; }
.modal-divider::after { right: 0; }

/* trade modal */
.trade-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  font-size: 13px;
}
.trade-row .lbl { color: var(--text-muted); }
.trade-row .val { font-weight: 600; }
.trade-input {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 16px;
  outline: none;
  margin-top: 4px;
}
.trade-input:focus { border-color: var(--accent); }
.trade-pos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 14px 0;
}
.pos-btn {
  padding: 12px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 14px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 2px solid transparent;
}
.pos-btn.active.yes {
  background: var(--green-bg);
  color: var(--green);
  border-color: var(--green);
}
.pos-btn.active.no {
  background: var(--red-bg);
  color: var(--red);
  border-color: var(--red);
}
.confirm-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  color: #fff;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
  margin-top: 12px;
}
.confirm-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- TOAST ---------- */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(120px);
  background: var(--bg-card);
  border: 1px solid var(--accent);
  color: var(--text-primary);
  padding: 14px 20px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 12px 30px rgba(0,0,0,0.5);
  z-index: 1100;
  transition: transform 0.3s ease;
  max-width: 90vw;
}
.toast.show { transform: translateX(-50%) translateY(0); }
.toast.success { border-color: var(--green); }
.toast.error { border-color: var(--red); }

/* ---------- FOOTER ---------- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 30px 20px 20px;
  margin-top: 40px;
}
.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.footer-cols {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 30px;
}
.footer-col h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.footer-col a {
  display: block;
  padding: 5px 0;
  color: var(--text-secondary);
  font-size: 14px;
  transition: color 0.15s;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  padding-top: 18px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text-muted);
  font-size: 13px;
}
.powered-by {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  transition: color 0.15s;
}
.powered-by:hover { color: var(--accent-bright); }
.powered-by svg { color: currentColor; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .footer-cols { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    padding: 10px 14px;
    gap: 8px;
  }
  .search-box { order: 3; max-width: 100%; flex-basis: 100%; }
  .header-actions .btn-x span,
  .header-actions .btn-coin span,
  .header-actions .btn-propose span { display: none; }
  .header-actions .btn { padding: 9px 11px; }
  .logo-wrap span { font-size: 19px; }
  .logo-wrap img { width: 30px; height: 30px; }

  .banner { height: 180px; }
  .banner-overlay { padding: 20px; }
  .banner h1 { font-size: 26px; }
  .banner p { font-size: 14px; }
  .banner-stat .num { font-size: 18px; }

  .main { padding: 14px 14px 40px; }
  .grid { grid-template-columns: 1fr; gap: 12px; }
  .card { padding: 14px; }
  .cats { padding: 12px 14px 0; }
  .cat { padding: 7px 13px; font-size: 12px; }
  .footer-cols { grid-template-columns: 1fr; gap: 18px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 380px) {
  .banner-stats { gap: 14px; }
  .banner-stat .num { font-size: 16px; }
}