/* ============================================================
   Sistema de diseño — Federación Venezolana de Tang Soo Do
   Paleta derivada de la tradición Moo Duk Kwan:
   azul medianoche (cinturón Dan) + dorado + neutros.
   ============================================================ */

:root {
  /* Marca */
  --navy:        #14213D;  /* azul medianoche Moo Duk Kwan */
  --navy-700:    #0F1A30;
  --navy-900:    #0A1222;
  --gold:        #C8A24B;
  --gold-600:    #A8853A;
  --white:       #FFFFFF;
  --paper:       #F7F6F2;
  --ink:         #1C1C1C;
  --muted:       #6B7280;
  --line:        #E3E1DA;
  --danger:      #C0392B;
  --ok:          #2E8B57;

  /* Tipografía */
  --font-head: "Oswald", "Arial Narrow", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Espaciado / forma */
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 6px 24px rgba(20, 33, 61, 0.10);
  --container: 1120px;
  --space: 1rem;
}

/* Tipografía coreana: Oswald/Inter no cubren hangul; Noto Sans KR se inyecta
   desde i18n.js cuando el idioma activo es ko. */
html[lang="ko"] {
  --font-head: "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
  --font-body: "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
}
html[lang="ko"] h1 { letter-spacing: 0; text-transform: none; }

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  letter-spacing: 0.5px;
  line-height: 1.15;
  margin: 0 0 0.5em;
  color: var(--navy);
}
h1 { font-size: clamp(2rem, 5vw, 3.25rem); text-transform: uppercase; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }

a { color: var(--gold-600); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.section { padding: clamp(2.5rem, 6vw, 5rem) 0; }
.section--alt { background: var(--white); }

/* --- Botones --- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-head); text-transform: uppercase; letter-spacing: 1px;
  font-size: 0.95rem; padding: 0.75rem 1.5rem; border-radius: var(--radius);
  border: 2px solid transparent; cursor: pointer; transition: 0.18s ease;
  text-decoration: none;
}
.btn--primary { background: var(--gold); color: var(--navy-900); }
.btn--primary:hover { background: var(--gold-600); text-decoration: none; }
.btn--ghost { background: transparent; color: var(--white); border-color: var(--white); }
.btn--ghost:hover { background: var(--white); color: var(--navy); text-decoration: none; }
.btn--dark { background: var(--navy); color: var(--white); }
.btn--dark:hover { background: var(--navy-700); text-decoration: none; }

/* --- Navbar --- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--navy); color: var(--white);
  box-shadow: var(--shadow);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; padding: 0.75rem 0; }
.nav__brand { display: flex; align-items: center; gap: 0.65rem; color: var(--white); font-family: var(--font-head); font-size: 1.1rem; text-transform: uppercase; }
.nav__brand img { height: 44px; width: 44px; object-fit: cover; border-radius: 50%; background: var(--white); }
.nav__links { display: flex; gap: 1.5rem; align-items: center; list-style: none; margin: 0; padding: 0; }
.nav__links a { color: var(--white); font-size: 0.95rem; }
.nav__links a:hover { color: var(--gold); text-decoration: none; }
.nav__toggle { display: none; background: none; border: 0; color: var(--white); font-size: 1.6rem; cursor: pointer; }

/* --- Selector de idioma (inyectado por main.js) --- */
.lang-switch { display: flex; gap: 0.25rem; align-items: center; }
.lang-switch button {
  background: none; border: 1px solid transparent; border-radius: var(--radius);
  color: rgba(255,255,255,0.65); font: inherit; font-size: 0.8rem;
  padding: 0.25rem 0.5rem; cursor: pointer; letter-spacing: 1px;
}
.lang-switch button:hover { color: var(--white); }
.lang-switch button.active { color: var(--gold); border-color: var(--gold); }

@media (max-width: 820px) {
  .nav__toggle { display: block; }
  .nav__links {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0; background: var(--navy-700);
    max-height: 0; overflow: hidden; transition: max-height 0.25s ease;
  }
  .nav__links.open { max-height: 420px; }
  .nav__links li { width: 100%; }
  .nav__links a { display: block; padding: 0.9rem 1rem; border-top: 1px solid rgba(255,255,255,0.08); }
  .lang-switch { padding: 0.75rem 1rem; border-top: 1px solid rgba(255,255,255,0.08); }
}

/* --- Hero --- */
.hero {
  background:
    linear-gradient(rgba(10,18,34,0.78), rgba(10,18,34,0.85)),
    url("../img/media/evento-hyung-01.webp") center / cover no-repeat var(--navy);
  color: var(--white); text-align: center;
  padding: clamp(4rem, 10vw, 8rem) 0;
}
.hero h1 { color: var(--white); }
.hero p { font-size: 1.15rem; max-width: 60ch; margin-inline: auto; color: rgba(255,255,255,0.9); }
.hero .btn-row { margin-top: 2rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* --- Cards / grid --- */
.grid { display: grid; gap: 1.5rem; }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

.card {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow); transition: transform 0.18s ease;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); }
.card__body { padding: 1.25rem 1.5rem; flex: 1; }
.card__title { margin-bottom: 0.35rem; }
.card__meta { color: var(--muted); font-size: 0.85rem; }

/* --- Cinta (belt) card --- */
.belt {
  display: flex; align-items: center; gap: 1rem;
  background: var(--white); border: 1px solid var(--line);
  border-left: 8px solid var(--belt-color, var(--navy));
  border-radius: var(--radius); padding: 1rem 1.25rem;
  box-shadow: var(--shadow); transition: transform 0.18s ease;
}
.belt:hover { transform: translateX(4px); text-decoration: none; }
.belt__swatch { width: 44px; height: 44px; border-radius: 50%; border: 2px solid var(--line); background: var(--belt-color, #ccc); flex: none; }
.belt__name { margin: 0; }
.belt__gup { display: block; color: var(--muted); font-size: 0.85rem; }
.belt__forms { display: block; color: var(--navy); font-size: 0.85rem; margin-top: 0.15rem; }
.belt__lock { margin-left: auto; color: var(--gold-600); font-size: 1.3rem; }

/* --- Formas dentro de una cinta (cinta.html): una por bloque --- */
.form-block { border-top: 1px solid var(--line); padding-top: 1.5rem; margin-top: 2rem; }
.form-block__title { margin: 0 0 0.25rem; }
.form-block__index { color: var(--gold-600); font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; }
.hyung-hangul { color: var(--muted); margin-left: 0.35rem; font-family: "Noto Sans KR", "Malgun Gothic", sans-serif; }

/* --- Formularios --- */
.field { margin-bottom: 1rem; }
.field label { display: block; font-weight: 600; margin-bottom: 0.35rem; font-size: 0.9rem; }
.field input, .field textarea, .field select {
  width: 100%; padding: 0.7rem 0.85rem; border: 1px solid var(--line);
  border-radius: var(--radius); font: inherit; background: var(--white);
}
.field input:focus, .field textarea:focus { outline: 2px solid var(--gold); border-color: var(--gold); }

.alert { padding: 0.75rem 1rem; border-radius: var(--radius); margin: 1rem 0; font-size: 0.95rem; }
.alert--error { background: #FDECEA; color: var(--danger); border: 1px solid #F5C6C0; }
.alert--ok { background: #EAF7EF; color: var(--ok); border: 1px solid #BFE6CE; }

/* --- Feed de Instagram (home) --- */
.ig-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0.75rem; }
.ig-card { display: block; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.ig-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; transition: transform 0.18s ease; }
.ig-card:hover img { transform: scale(1.04); }

/* --- Carousel de hitos (home) --- */
.carousel { position: relative; margin-top: 1.5rem; }
.carousel__viewport { overflow: hidden; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.carousel__track { display: flex; transition: transform 0.45s ease; }
.ms-slide {
  flex: 0 0 100%; min-width: 100%; display: grid;
  grid-template-columns: 1.2fr 1fr; background: var(--navy); color: var(--white);
}
.ms-slide img { width: 100%; height: 100%; max-height: 420px; object-fit: cover; }
/* padding-right extra: la flecha "siguiente" (absoluta) no debe tapar el texto */
.ms-slide__body { padding: clamp(1.25rem, 3vw, 2.5rem); padding-right: 4rem; align-self: center; }
.ms-slide__body h3 { color: var(--gold); font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
.ms-slide__body p { color: rgba(255,255,255,0.88); margin: 0; }
.carousel__btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; border-radius: 50%; border: 0; cursor: pointer; padding: 0;
  background: rgba(20,33,61,0.75); color: var(--gold);
  display: flex; align-items: center; justify-content: center; transition: 0.18s ease;
}
.carousel__btn svg { display: block; width: 22px; height: 22px; }
.carousel__btn:hover { background: var(--gold); color: var(--navy-900); }
.carousel__btn--prev { left: 0.75rem; }
.carousel__btn--next { right: 0.75rem; }
.carousel__dots { display: flex; gap: 0.5rem; justify-content: center; margin-top: 1rem; }
.carousel__dots button {
  width: 10px; height: 10px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--line); padding: 0; transition: 0.18s ease;
}
.carousel__dots button.active { background: var(--gold); transform: scale(1.25); }
@media (max-width: 720px) {
  .ms-slide { grid-template-columns: 1fr; }
  .ms-slide img { max-height: 240px; }
  /* En columna única las flechas se anclan sobre la imagen (arriba), no sobre el texto */
  .ms-slide__body { padding-right: clamp(1.25rem, 3vw, 2.5rem); }
  .carousel__btn { top: 120px; width: 38px; height: 38px; }
  .carousel__btn svg { width: 19px; height: 19px; }
}

/* --- Marquee de escuelas (home) ---
   Auto-scroll por JS (home.js) sobre scrollLeft: swipe táctil nativo, arrastre
   con mouse y velocidad/dirección según posición del cursor. Sin barra de
   scroll visible (el bucle infinito resetea scrollLeft y la haría saltar). */
.schools-marquee { overflow-x: auto; margin-top: 2rem; position: relative;
  cursor: grab; user-select: none; -webkit-user-select: none;
  scrollbar-width: none; -ms-overflow-style: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.schools-marquee.dragging { cursor: grabbing; }
.schools-marquee::-webkit-scrollbar { display: none; }
.schools-track {
  display: flex; gap: 1.25rem; width: max-content; padding: 0.5rem 0 0.75rem;
}
.school-card {
  display: flex; flex-direction: column; align-items: center; gap: 0.6rem;
  width: 170px; padding: 1.25rem 1rem; cursor: pointer;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-lg);
  font: inherit; transition: 0.18s ease;
}
.school-card:hover { transform: translateY(-4px); border-color: var(--gold); box-shadow: var(--shadow); }
.school-card img { width: 96px; height: 96px; object-fit: contain; border-radius: 50%; background: var(--white); }
.school-card__initial {
  width: 96px; height: 96px; border-radius: 50%; background: var(--navy); color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head); font-size: 2.2rem;
}
.school-card__name { font-family: var(--font-head); font-size: 0.95rem; color: var(--navy); text-align: center; line-height: 1.25; }

/* --- Modal (detalle de escuela) --- */
.modal { position: fixed; inset: 0; z-index: 90; display: flex; align-items: center; justify-content: center; padding: 1rem; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(10,18,34,0.72); }
.modal__card {
  position: relative; background: var(--white); border-radius: var(--radius-lg);
  box-shadow: var(--shadow); max-width: 640px; width: 100%; max-height: 88vh; overflow: auto;
  padding: 1.5rem; animation: modal-in 0.22s ease;
}
@keyframes modal-in { from { opacity: 0; transform: translateY(14px); } }
.modal__close {
  position: absolute; top: 0.6rem; right: 0.6rem; width: 36px; height: 36px;
  border: 0; border-radius: 50%; background: var(--paper); color: var(--navy);
  font-size: 1.3rem; cursor: pointer; line-height: 1;
}
.modal__close:hover { background: var(--gold); }
.school-detail { display: grid; grid-template-columns: 200px 1fr; gap: 1.5rem; align-items: start; }
.school-detail--no-media { grid-template-columns: 1fr; }
.school-detail__media { position: relative; }
.school-detail__master { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--radius); }
.school-detail__logo {
  position: absolute; right: -12px; bottom: -12px; width: 72px; height: 72px;
  object-fit: contain; border-radius: 50%; background: var(--white);
  border: 3px solid var(--gold); box-shadow: var(--shadow);
}
/* Sin foto del instructor: el logo es la imagen principal (nada absoluto que colapse) */
.school-detail__logo--solo {
  position: static; width: 100%; height: auto; aspect-ratio: 1 / 1;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 0.75rem; box-shadow: none;
}
/* El título no debe quedar debajo del botón de cerrar (absoluto, arriba-derecha) */
.school-detail__info h3 { margin-bottom: 0.75rem; padding-right: 2.5rem; }
.school-detail__info p { margin: 0 0 0.6rem; }
@media (max-width: 560px) {
  .school-detail { grid-template-columns: 1fr; }
  .school-detail__master, .school-detail__logo--solo { max-width: 240px; }
}

/* --- Imagen adjunta dentro del cuerpo de un artículo --- */
.article-img { border-radius: var(--radius-lg); box-shadow: var(--shadow); margin: 0.5rem auto; }

/* --- Iconos de redes sociales --- */
.social { display: flex; gap: 0.75rem; margin-top: 0.5rem; }
.social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; border-radius: 50%;
  background: rgba(255,255,255,0.08); color: var(--gold);
  border: 1px solid rgba(200,162,75,0.4); transition: 0.18s ease;
}
.social a:hover { background: var(--gold); color: var(--navy-900); text-decoration: none; transform: translateY(-2px); }
.social svg { width: 22px; height: 22px; }

/* --- Tabs de idioma del panel admin --- */
.lang-tabs { display: flex; gap: 0.25rem; margin-bottom: 0.75rem; }
.lang-tabs button {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  font: inherit; font-size: 0.8rem; padding: 0.3rem 0.75rem; cursor: pointer;
  letter-spacing: 1px; color: var(--muted);
}
.lang-tabs button.active { background: var(--navy); color: var(--gold); border-color: var(--navy); }
.lang-pane.hidden { display: none !important; }

/* --- Video --- */
.video-wrap { position: relative; padding-top: 56.25%; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.video-wrap iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
/* El iframe de YouTube no recibe clicks: sin "Ver en YouTube", sin menú
   contextual para copiar el enlace. Todo se controla con los botones propios. */
.video-wrap iframe { pointer-events: none; }

/* --- Player de hyungs (frontal / trasera / ambas) --- */
.video-tabs { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.video-tabs button {
  padding: 0.45rem 1.1rem; border: 1px solid var(--line); border-radius: 999px;
  background: var(--white); cursor: pointer; font-weight: 600; font-size: 0.9rem;
}
.video-tabs button.active { background: var(--navy); color: var(--gold); border-color: var(--navy); }
.video-view.hidden { display: none !important; }
.video-frames { position: relative; }
.video-duo { display: grid; gap: 0.75rem; grid-template-columns: 1fr; background: #000; padding: 0.75rem; border-radius: var(--radius-lg); }
@media (min-width: 720px) { .video-duo { grid-template-columns: 1fr 1fr; } }

/* Portada previa al primer play: tapa el estado inicial del embed (título,
   canal, "Watch on YouTube"). Click/Enter → reproduce y desaparece. */
.video-cover {
  position: absolute; inset: 0; z-index: 2; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(10,18,34,0.96), rgba(20,33,61,0.9));
  border-radius: var(--radius-lg);
}
.video-cover__btn {
  width: 84px; height: 84px; border-radius: 50%;
  background: var(--gold); color: var(--navy-900);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 28px rgba(0,0,0,0.35); transition: 0.18s ease;
}
.video-cover__btn svg { width: 34px; height: 34px; margin-left: 4px; }
.video-cover:hover .video-cover__btn,
.video-cover:focus-visible .video-cover__btn { transform: scale(1.08); background: var(--gold-600); }

/* Barra de control propia (dentro de .video-stage → visible en fullscreen). */
.player-bar {
  margin-top: 0.6rem; background: var(--navy); border-radius: var(--radius-lg);
  padding: 0.7rem 1rem 0.8rem; display: flex; flex-direction: column; gap: 0.3rem;
}
.player-timeline { display: flex; align-items: center; gap: 0.6rem; }
.player-timeline__label {
  flex: none; width: 74px; color: var(--gold); font-family: var(--font-head);
  font-size: 0.7rem; letter-spacing: 1px; text-transform: uppercase;
}
.player-timeline input[type="range"] { flex: 1; accent-color: var(--gold); cursor: pointer; margin: 0; }
.player-timeline__time {
  flex: none; min-width: 84px; text-align: right; color: rgba(255,255,255,0.75);
  font-size: 0.72rem; font-variant-numeric: tabular-nums;
}
.player-controls { display: flex; align-items: center; justify-content: center; gap: 0.9rem; margin-top: 0.5rem; flex-wrap: wrap; }
.pc-btn {
  width: 44px; height: 44px; border-radius: 50%; padding: 0; cursor: pointer;
  border: 1px solid rgba(255,255,255,0.28); background: transparent; color: var(--white);
  display: flex; align-items: center; justify-content: center; transition: 0.18s ease;
}
.pc-btn:hover { background: rgba(255,255,255,0.12); color: var(--gold); }
.pc-btn svg { display: block; width: 18px; height: 18px; }
.pc-btn--play { width: 56px; height: 56px; background: var(--gold); color: var(--navy-900); border: 0; }
.pc-btn--play:hover { background: var(--gold-600); color: var(--navy-900); }
.pc-btn--play svg { width: 24px; height: 24px; }
.pc-btn--play .icon-play { margin-left: 3px; } /* triángulo: centrado óptico */
.player-volume { display: flex; align-items: center; gap: 0.45rem; color: var(--white); }
.player-volume svg { width: 18px; height: 18px; flex: none; }
.player-volume input[type="range"] { width: 90px; accent-color: var(--gold); cursor: pointer; margin: 0; }

/* Pantalla completa: el escenario entero (videos + barra de control).
   Reglas duplicadas :fullscreen / :-webkit-full-screen — un selector
   desconocido invalidaría la lista completa. */
.video-stage:fullscreen { display: flex; flex-direction: column; background: #000; padding: 0.75rem; gap: 0.5rem; }
.video-stage:fullscreen .video-frames { flex: 1; min-height: 0; display: flex; align-items: center; justify-content: center; gap: 0.75rem; background: transparent; padding: 0; }
.video-stage:fullscreen .video-wrap { padding-top: 0; height: auto; aspect-ratio: 16 / 9; width: 100%; max-height: 100%; border-radius: var(--radius); box-shadow: none; }
.video-stage:fullscreen .video-duo .video-wrap { width: 50%; }
.video-stage:fullscreen .player-bar { flex: none; margin-top: 0; }
.video-stage:-webkit-full-screen { display: flex; flex-direction: column; background: #000; padding: 0.75rem; gap: 0.5rem; }
.video-stage:-webkit-full-screen .video-frames { flex: 1; min-height: 0; display: flex; align-items: center; justify-content: center; gap: 0.75rem; background: transparent; padding: 0; }
.video-stage:-webkit-full-screen .video-wrap { padding-top: 0; height: auto; aspect-ratio: 16 / 9; width: 100%; max-height: 100%; border-radius: var(--radius); box-shadow: none; }
.video-stage:-webkit-full-screen .video-duo .video-wrap { width: 50%; }
.video-stage:-webkit-full-screen .player-bar { flex: none; margin-top: 0; }
@media (orientation: portrait) {
  .video-stage:fullscreen .video-frames.video-duo { flex-direction: column; }
  .video-stage:fullscreen .video-duo .video-wrap { width: 100%; }
  .video-stage:-webkit-full-screen .video-frames.video-duo { flex-direction: column; }
  .video-stage:-webkit-full-screen .video-duo .video-wrap { width: 100%; }
}


/* --- Footer --- */
.footer { background: var(--navy-900); color: rgba(255,255,255,0.85); padding: 3rem 0 1.5rem; }
.footer a { color: var(--gold); }
.footer__grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.footer h4 { color: var(--white); }
.footer__bottom { margin-top: 2rem; padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,0.12); font-size: 0.85rem; text-align: center; }
.footer__affil { margin-top: 1rem; }
.footer__affil img { height: 72px; width: 72px; object-fit: contain; border-radius: 50%; background: rgba(255,255,255,0.06); padding: 4px; }

/* --- Utilidades --- */
.text-center { text-align: center; }
.lead { font-size: 1.15rem; color: var(--muted); }
.eyebrow { font-family: var(--font-head); letter-spacing: 2px; text-transform: uppercase; color: var(--gold-600); font-size: 0.85rem; }
.stack > * + * { margin-top: 1rem; }
.hidden { display: none !important; }

/* Banner de modo demo (vista previa sin backend) */
.demo-banner {
  position: fixed; left: 50%; bottom: 1rem; transform: translateX(-50%);
  z-index: 100; max-width: min(92vw, 34rem);
  background: var(--navy, #14213D); color: #fff;
  border: 1px solid var(--gold, #C8A24B); border-radius: 999px;
  padding: 0.5rem 1.25rem; font-size: 0.85rem; text-align: center;
  box-shadow: var(--shadow, 0 4px 16px rgba(0,0,0,.2)); opacity: 0.95;
}
.demo-banner strong { color: var(--gold, #C8A24B); }
.spinner { display: inline-block; width: 1.2em; height: 1.2em; border: 2px solid var(--line); border-top-color: var(--gold); border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }