/* ui.css (agent 9): top bar, search, videos drawer, first-use hint. Tokens come from base.css. */

#ui > .gx-top, #ui > .gx-hint { pointer-events: none; }
.gx-top > * { pointer-events: auto; }

/* ---------- top bar ---------- */
.gx-top {
  position: fixed; top: 0; left: 0; right: 0; z-index: 30;
  display: flex; align-items: center; gap: 12px;
  padding: calc(env(safe-area-inset-top, 0px) + 12px) calc(env(safe-area-inset-right, 0px) + 16px) 12px calc(env(safe-area-inset-left, 0px) + 16px);
  background: linear-gradient(to bottom, rgba(2, 5, 11, 0.62), rgba(2, 5, 11, 0));
  opacity: 0; transform: translateY(-10px);
  transition: opacity 0.9s ease 0.4s, transform 0.9s cubic-bezier(.2,.8,.2,1) 0.4s;
}
#ui.gx-ready .gx-top { opacity: 1; transform: none; }

.gx-top svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex: none; }

.gx-brand {
  display: flex; align-items: center; gap: 10px; min-width: 0;
  color: var(--gold); text-decoration: none; white-space: nowrap;
}
.gx-brand-icon {
  display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; flex: none;
  border: 1px solid var(--glass-border);
  background: radial-gradient(circle at 35% 30%, rgba(242, 199, 102, 0.22), rgba(8, 18, 34, 0.8) 70%);
  box-shadow: 0 0 14px rgba(242, 199, 102, 0.25), inset 0 0 8px rgba(242, 199, 102, 0.15);
}
.gx-brand-icon svg { width: 19px; height: 19px; stroke-width: 1.4; }
.gx-brand-text {
  display: inline-block; font-family: var(--font-title); font-weight: 700; font-size: 17px; letter-spacing: 0.14em; text-transform: uppercase; line-height: 1;
  background: linear-gradient(180deg, #FFE7A8 0%, var(--gold) 45%, var(--gold-3) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 10px rgba(242, 199, 102, 0.38)) drop-shadow(0 1px 1px rgba(0, 0, 0, 0.6));
}
.gx-brand-text span { margin-left: 0.28em; }
.gx-brand:hover .gx-brand-icon { box-shadow: 0 0 20px rgba(242, 199, 102, 0.45), inset 0 0 8px rgba(242, 199, 102, 0.2); }

/* ---------- search ---------- */
.gx-search {
  position: relative; flex: 0 1 340px; margin: 0 auto; min-width: 0;
  display: flex; align-items: center; height: 40px; padding: 0 10px 0 12px; gap: 8px;
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: 999px;
  -webkit-backdrop-filter: blur(14px) saturate(1.3); backdrop-filter: blur(14px) saturate(1.3);
  box-shadow: var(--shadow);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.gx-search:focus-within { border-color: rgba(242, 199, 102, 0.7); box-shadow: var(--shadow), 0 0 0 3px rgba(242, 199, 102, 0.12), 0 0 22px rgba(242, 199, 102, 0.18); }
.gx-search-icon { color: var(--gold); display: flex; opacity: 0.85; }
.gx-search-icon svg { width: 16px; height: 16px; }
.gx-search-input {
  flex: 1; min-width: 0; height: 100%; border: 0; outline: 0; background: transparent;
  color: var(--text); font: 500 14px/1 var(--font-ui); letter-spacing: 0.01em;
}
.gx-search-input::placeholder { color: var(--muted); }
.gx-search-input::-webkit-search-cancel-button { -webkit-appearance: none; appearance: none; }
.gx-kbd {
  font: 600 11px/1 var(--font-ui); color: var(--muted); padding: 3px 7px; border-radius: 6px;
  border: 1px solid rgba(154, 163, 174, 0.35);
}
.gx-search:focus-within .gx-kbd { display: none; }
.gx-search-close {
  display: none; place-items: center; width: 28px; height: 28px; border: 0; border-radius: 50%;
  background: rgba(242, 199, 102, 0.1); color: var(--gold); cursor: pointer; flex: none;
}
.gx-search-close svg { width: 15px; height: 15px; }

.gx-results {
  position: absolute; top: calc(100% + 8px); left: 0; right: 0; margin: 0; padding: 6px; list-style: none;
  max-height: min(340px, 60vh); overflow-y: auto; overscroll-behavior: contain;
  background: rgba(6, 13, 24, 0.94); border: 1px solid var(--glass-border); border-radius: var(--radius);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  animation: gx-pop 0.16s ease-out;
}
.gx-results[hidden] { display: none; }
.gx-results li {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 12px; border-radius: 9px; cursor: pointer;
  font: 500 14px/1.25 var(--font-ui); color: var(--text);
}
.gx-results li[aria-selected="true"] { background: linear-gradient(90deg, rgba(242, 199, 102, 0.16), rgba(242, 199, 102, 0.04)); color: var(--cream); }
.gx-results mark { background: none; color: var(--gold); font-weight: 700; }
.gx-r-vid {
  display: inline-flex; align-items: center; gap: 4px; flex: none;
  font: 700 11px/1 var(--font-ui); color: var(--navy-0); background: var(--gold); padding: 4px 7px 4px 5px; border-radius: 999px;
}
.gx-r-vid svg { width: 10px; height: 10px; fill: currentColor; stroke: none; }
.gx-results li.gx-r-empty { color: var(--muted); cursor: default; font-weight: 400; }

/* ---------- action buttons ---------- */
.gx-actions { display: flex; align-items: center; gap: 8px; flex: none; }
.gx-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  height: 40px; min-width: 40px; padding: 0 14px; border-radius: 999px; cursor: pointer;
  background: var(--glass); border: 1px solid var(--glass-border); color: var(--cream);
  font: 600 13px/1 var(--font-ui); letter-spacing: 0.02em;
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.gx-btn:hover, .gx-btn[aria-expanded="true"] { border-color: rgba(242, 199, 102, 0.7); color: var(--gold); background: rgba(14, 30, 52, 0.85); }
.gx-btn svg .fill { fill: currentColor; stroke: none; }
.gx-btn:focus-visible, .gx-sub:focus-visible, .gx-brand:focus-visible, .gx-chip:focus-visible, .gx-v:focus-visible, .gx-tabs button:focus-visible {
  outline: 2px solid var(--gold); outline-offset: 2px;
}
.gx-search-toggle { display: none; padding: 0; }
.gx-count {
  font: 700 11px/1 var(--font-ui); color: var(--gold); padding: 3px 6px; border-radius: 999px;
  background: rgba(242, 199, 102, 0.14); border: 1px solid rgba(242, 199, 102, 0.3);
}
.gx-count[hidden] { display: none; }

.gx-sub {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; gap: 7px; height: 40px; padding: 0 16px 0 13px; border-radius: 999px;
  text-decoration: none; white-space: nowrap;
  font: 700 13px/1 var(--font-ui); letter-spacing: 0.03em; color: #1A1206;
  background: linear-gradient(180deg, #FFE39A 0%, var(--gold) 45%, var(--gold-3) 100%);
  box-shadow: 0 0 0 1px rgba(255, 231, 168, 0.5) inset, 0 4px 18px rgba(242, 199, 102, 0.35);
  transition: transform 0.15s, box-shadow 0.2s;
}
.gx-sub svg { width: 15px; height: 15px; fill: currentColor; stroke: none; }
.gx-sub:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px rgba(255, 231, 168, 0.7) inset, 0 6px 26px rgba(242, 199, 102, 0.55); }
.gx-sub:active { transform: translateY(0); }
.gx-sub::after { /* slow light sweep */
  content: ""; position: absolute; top: 0; bottom: 0; left: -60%; width: 40%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  transform: skewX(-20deg); animation: gx-sweep 6s ease-in-out 3s infinite;
}

/* ---------- videos drawer ---------- */
.gx-drawer {
  position: fixed; z-index: 28;
  top: calc(env(safe-area-inset-top, 0px) + 66px); bottom: 16px; left: calc(env(safe-area-inset-left, 0px) + 16px);
  width: min(370px, calc(100vw - 32px));
  display: flex; flex-direction: column;
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: calc(var(--radius) + 4px);
  -webkit-backdrop-filter: blur(18px) saturate(1.3); backdrop-filter: blur(18px) saturate(1.3);
  box-shadow: var(--shadow);
  transform: translateX(calc(-100% - 40px)); opacity: 0; visibility: hidden;
  transition: transform 0.42s cubic-bezier(.2,.8,.2,1), opacity 0.3s ease, visibility 0s linear 0.42s;
}
.gx-drawer.is-open { transform: none; opacity: 1; visibility: visible; transition: transform 0.42s cubic-bezier(.2,.8,.2,1), opacity 0.3s ease, visibility 0s; }
.gx-drawer-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; padding: 16px 16px 10px 18px; }
.gx-drawer-head h2 {
  margin: 0; font: 700 18px/1.2 var(--font-title); letter-spacing: 0.08em; color: var(--gold);
  text-shadow: 0 0 12px rgba(242, 199, 102, 0.3);
}
.gx-drawer-sub { margin: 4px 0 0; font: 500 12px/1.3 var(--font-ui); color: var(--muted); }
.gx-drawer-close { padding: 0; width: 36px; min-width: 36px; height: 36px; }
.gx-drawer-close svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }

.gx-tabs { display: flex; gap: 6px; padding: 0 16px 10px 18px; }
.gx-tabs[hidden] { display: none; }
.gx-tabs button {
  height: 28px; padding: 0 12px; border-radius: 999px; cursor: pointer;
  border: 1px solid rgba(154, 163, 174, 0.28); background: transparent; color: var(--muted);
  font: 600 12px/1 var(--font-ui);
}
.gx-tabs button[aria-selected="true"] { color: var(--navy-0); background: var(--gold); border-color: var(--gold); }

.gx-vlist {
  flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; margin: 0; padding: 4px 10px 12px; list-style: none;
  border-top: 1px solid rgba(242, 199, 102, 0.12);
  scrollbar-width: thin; scrollbar-color: rgba(242, 199, 102, 0.35) transparent;
}
.gx-v {
  display: flex; gap: 12px; align-items: flex-start; padding: 10px 8px; border-radius: 12px; cursor: pointer;
  transition: background 0.18s;
}
.gx-v + .gx-v { margin-top: 2px; }
.gx-v:hover { background: rgba(242, 199, 102, 0.07); }
.gx-v-thumb {
  position: relative; flex: none; width: 112px; aspect-ratio: 16 / 9; border-radius: 8px; overflow: hidden;
  background: radial-gradient(circle at 30% 30%, var(--navy-3), var(--navy-1));
  border: 1px solid rgba(242, 199, 102, 0.2);
}
.gx-v-thumb.is-short { width: 58px; aspect-ratio: 9 / 16; }
.gx-v-thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.gx-v-type {
  position: absolute; left: 4px; bottom: 4px; padding: 2px 5px; border-radius: 4px;
  font: 700 9px/1.2 var(--font-ui); letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--gold); background: rgba(4, 8, 15, 0.82);
}
.gx-v-body { min-width: 0; flex: 1; padding-top: 1px; }
.gx-v-title { font: 600 14px/1.35 var(--font-ui); color: var(--text); }
.gx-v:hover .gx-v-title { color: var(--cream); }
.gx-chips { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 7px; }
.gx-chip {
  height: 22px; padding: 0 9px; border-radius: 999px; cursor: pointer; display: inline-flex; align-items: center;
  border: 1px solid rgba(242, 199, 102, 0.35); background: rgba(242, 199, 102, 0.08); color: var(--gold);
  font: 600 11px/1 var(--font-ui);
}
.gx-chip:hover { background: rgba(242, 199, 102, 0.2); }
.gx-chip.is-static { cursor: default; }
.gx-v-empty { padding: 28px 12px; text-align: center; color: var(--muted); font: 400 14px/1.6 var(--font-ui); }
.gx-v-empty a { color: var(--gold); font-weight: 600; }

/* ---------- first-use hint ---------- */
.gx-hint {
  position: fixed; z-index: 6; left: 50%; bottom: calc(env(safe-area-inset-bottom, 0px) + 92px);
  display: flex; align-items: center; gap: 9px; padding: 9px 16px; border-radius: 999px; white-space: nowrap;
  font: 500 13px/1 var(--font-ui); letter-spacing: 0.02em; color: var(--cream);
  background: rgba(6, 13, 24, 0.6); border: 1px solid rgba(242, 199, 102, 0.22);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  opacity: 0; transform: translate(-50%, 8px); transition: opacity 0.7s ease, transform 0.7s ease;
}
.gx-hint.is-on { opacity: 1; transform: translate(-50%, 0); }
.gx-hint i { font-style: normal; color: var(--gold); opacity: 0.8; }
.gx-hint-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--gold);
  box-shadow: 0 0 0 0 rgba(242, 199, 102, 0.6); animation: gx-ping 1.8s ease-out infinite;
}

/* ---------- keyframes ---------- */
@keyframes gx-pop { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
@keyframes gx-sweep { 0%, 70% { left: -60%; } 100% { left: 130%; } }
@keyframes gx-ping { 0% { box-shadow: 0 0 0 0 rgba(242, 199, 102, 0.6); } 100% { box-shadow: 0 0 0 10px rgba(242, 199, 102, 0); } }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .gx-brand-text { font-size: 15px; letter-spacing: 0.11em; }
  .gx-search { flex-basis: 260px; }
}

/* phones: search collapses to an icon, tapping it turns the bar into a full-width search field */
@media (max-width: 680px) {
  .gx-top { gap: 8px; padding-top: calc(env(safe-area-inset-top, 0px) + 10px); padding-bottom: 10px; }
  .gx-brand { gap: 8px; flex: 1; }
  .gx-brand-icon { width: 28px; height: 28px; }
  .gx-brand-icon svg { width: 17px; height: 17px; }
  .gx-brand-text { font-size: 13px; letter-spacing: 0.1em; overflow: hidden; text-overflow: clip; }
  .gx-search { display: none; }
  .gx-search-toggle { display: inline-flex; }
  .gx-kbd { display: none; }
  .gx-btn, .gx-sub { height: 38px; }
  .gx-btn { min-width: 38px; }
  .gx-search-toggle { width: 38px; }
  .gx-sub { padding: 0 13px 0 11px; font-size: 12.5px; }

  .gx-top.gx-searching .gx-brand, .gx-top.gx-searching .gx-actions { display: none; }
  .gx-top.gx-searching .gx-search { display: flex; flex: 1 1 auto; margin: 0; height: 42px; }
  .gx-top.gx-searching .gx-search-close { display: grid; }
  .gx-search-input { font-size: 16px; } /* 16px stops iOS zooming on focus */
  .gx-results { max-height: min(320px, 50vh); }

  .gx-drawer {
    top: calc(env(safe-area-inset-top, 0px) + 60px); left: calc(env(safe-area-inset-left, 0px) + 10px); bottom: 10px;
    width: calc(100vw - 20px - env(safe-area-inset-left, 0px) - env(safe-area-inset-right, 0px));
  }
  .gx-hint { font-size: 12.5px; bottom: calc(env(safe-area-inset-bottom, 0px) + 110px); }
}

@media (max-width: 420px) {
  .gx-btn-label { display: none; }
  .gx-videos-btn { padding: 0 10px; }
  .gx-brand-text span { display: block; margin: 3px 0 0; }
  .gx-brand-text { font-size: 12px; line-height: 1.05; }
}

@media (max-width: 340px) {
  .gx-brand-icon { display: none; }
}