/* ============================================================
   PR-Board · Display CSS
   Digital Signage · 9:16 Vertical TV Display
   ศูนย์แพทยศาสตรศึกษาชั้นคลินิก โรงพยาบาลพิจิตร
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── CSS Custom Properties ────────────────────────────────── */
:root {
  /* Brand Colors (from logo) */
  --green-400: #4ade80;
  --green-500: #22c55e;
  --green-600: #16a34a;
  --green-700: #15803d;
  --orange-400: #fb923c;
  --orange-500: #f97316;
  --orange-600: #ea580c;

  /* Background */
  --bg-primary:   #050912;
  --bg-secondary: #0a1020;
  --bg-card:      rgba(16, 24, 40, 0.85);
  --bg-glass:     rgba(255, 255, 255, 0.04);

  /* Text */
  --text-primary:   #f0f6ff;
  --text-secondary: #8ba3c7;
  --text-muted:     #4d6580;

  /* Borders & Glows */
  --border-green:  rgba(34, 197, 94, 0.25);
  --border-glass:  rgba(255, 255, 255, 0.08);
  --glow-green:    0 0 20px rgba(34, 197, 94, 0.3);
  --glow-orange:   0 0 20px rgba(249, 115, 22, 0.3);
  --glow-text:     0 0 30px rgba(34, 197, 94, 0.5);

  /* Layout */
  --header-h:    18%;
  --table-h:     27%;
  --slide-h:     55%;

  /* Typography Base & Scaling */
  --font-thai:  'Noto Sans Thai', 'Inter', sans-serif;
  --font-mono:  'JetBrains Mono', monospace;
  --scale:      1;

  /* Granular Font & Spacing Tokens */
  --header-logo-h:   64px;
  --fs-header-line1: 1.15rem;
  --fs-header-line2: 1.05rem;
  --fs-header-date:  0.95rem;
  --fs-header-clock: 2.2rem;
  --fs-table-title:  1.25rem;
  --fs-table-status: 0.85rem;
  --fs-table-th:     1.05rem;
  --fs-table-room:   1.15rem;
  --fs-table-floor:  1.1rem;
  --fs-table-topic:  1.2rem;
  --fs-table-date:   1.1rem;
  --table-row-pad:   0.55rem;
  --fs-table-ticker: 0.9rem;
  --fs-slide-caption: 1.0rem;

  /* Schedule Column Widths (Default Total 100%) */
  --table-col-room:  18%;
  --table-col-floor: 10%;
  --table-col-topic: 42%;
  --table-col-date:  30%;

  /* Table Alignment Settings */
  --align-table-title: flex-start;
  --align-table-title-text: left;

  --align-th-room:  left;
  --align-th-floor: center;
  --align-th-topic: left;
  --align-th-date:  center;

  --align-td-room:  left;
  --align-td-floor: center;
  --align-td-topic: left;
  --align-td-date:  center;
}

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg-primary);
  font-family: var(--font-thai);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

/* ── Animated Background ──────────────────────────────────── */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(22,163,74,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 110%, rgba(234,88,12,0.12) 0%, transparent 50%),
    linear-gradient(160deg, #050912 0%, #070d1a 50%, #050912 100%);
  animation: bgPulse 12s ease-in-out infinite alternate;
}

@keyframes bgPulse {
  0%   { opacity: 0.8; }
  100% { opacity: 1; }
}

/* Noise texture overlay */
body::after {
  content: '';
  position: fixed; inset: 0; z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.4;
}

/* ── Main Container ───────────────────────────────────────── */
#app {
  position: relative; z-index: 1;
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ═══════════════════════════════════════════════════════════
   ZONE 1 — HEADER
   ═══════════════════════════════════════════════════════════ */
#zone-header {
  height: var(--header-h);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1rem 0.4rem;
  position: relative;
  background: linear-gradient(180deg,
    rgba(22,163,74,0.08) 0%,
    rgba(10,16,32,0.0) 100%
  );
  border-bottom: 1px solid var(--border-green);
  gap: 0.15rem;
}

/* Scan line effect on header */
#zone-header::after {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.04) 2px,
    rgba(0,0,0,0.04) 4px
  );
  pointer-events: none;
}

.header-logo {
  height: var(--header-logo-h, clamp(48px, 7vh, 80px));
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(34,197,94,0.5)) drop-shadow(0 0 24px rgba(34,197,94,0.25));
  animation: logoPulse 4s ease-in-out infinite;
}

@keyframes logoPulse {
  0%, 100% { filter: drop-shadow(0 0 12px rgba(34,197,94,0.5)) drop-shadow(0 0 24px rgba(34,197,94,0.25)); }
  50%       { filter: drop-shadow(0 0 16px rgba(34,197,94,0.7)) drop-shadow(0 0 32px rgba(34,197,94,0.4)); }
}

.header-org {
  font-size: var(--fs-header-line1, clamp(0.85rem, 1.8vh, 1.15rem));
  font-weight: 700;
  letter-spacing: 0.03em;
  text-align: center;
  line-height: 1.3;
}

.header-org .line1 {
  font-size: var(--fs-header-line1, clamp(0.85rem, 1.8vh, 1.15rem));
  background: linear-gradient(90deg, var(--green-400), var(--green-500), var(--green-400));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
  display: block;
}

.header-org .line2 {
  font-size: var(--fs-header-line2, clamp(0.8rem, 1.6vh, 1.05rem));
  background: linear-gradient(90deg, var(--orange-400), var(--orange-500), var(--orange-400));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite 0.5s;
  display: block;
}

@keyframes shimmer {
  0%   { background-position: 0% center; }
  100% { background-position: 200% center; }
}

.header-date {
  font-size: var(--fs-header-date, clamp(0.72rem, 1.4vh, 0.95rem));
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.header-clock {
  font-family: var(--font-mono);
  font-size: var(--fs-header-clock, clamp(1.4rem, 3.5vh, 2.2rem));
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  text-shadow: var(--glow-text);
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.1em;
}

.clock-sep {
  animation: blink 1s step-end infinite;
  color: var(--green-500);
}

.clock-seconds {
  color: inherit;
  font-size: 1em;
  font-weight: inherit;
  align-self: center;
  display: inline-block;
  transition: transform 0.1s ease;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* ═══════════════════════════════════════════════════════════
   ZONE 2 — SCHEDULE TABLE
   ═══════════════════════════════════════════════════════════ */
#zone-table {
  height: var(--table-h);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  padding: 0.35rem 0.9rem 0.4rem;
  position: relative;
  overflow: hidden;
}

/* Corner decorations */
#zone-table::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--green-600) 20%,
    var(--green-400) 50%,
    var(--green-600) 80%,
    transparent 100%
  );
}

.table-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.15rem 0 0.3rem;
  flex-shrink: 0;
}

.table-title {
  font-size: var(--fs-table-title, clamp(0.95rem, 1.8vh, 1.25rem));
  font-weight: 700;
  color: var(--green-400);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-content: var(--align-table-title, flex-start);
  text-align: var(--align-table-title-text, left);
  flex: 1;
}

.table-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.1em;
  background: var(--green-500);
  border-radius: 2px;
  box-shadow: var(--glow-green);
}

.table-status {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-table-status, clamp(0.72rem, 1.25vh, 0.85rem));
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-weight: 500;
}

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green-500);
  box-shadow: 0 0 6px var(--green-500);
  animation: statusPulse 2s ease-in-out infinite;
}

.status-dot.offline { background: #ef4444; box-shadow: 0 0 6px #ef4444; animation: none; }
.status-dot.loading { background: var(--orange-500); animation: statusPulse 0.6s ease-in-out infinite; }

@keyframes statusPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.85); }
}

/* Table Container */
.schedule-table-wrap {
  flex: 1;
  overflow: hidden;
  border-radius: 10px;
  border: 1px solid var(--border-green);
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 32px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.05);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-table-topic, clamp(0.92rem, 1.65vh, 1.18rem));
  table-layout: fixed;
}

.schedule-table thead {
  position: sticky; top: 0;
  z-index: 2;
  background: rgba(22,163,74,0.12);
}

.schedule-table thead tr {
  border-bottom: 1px solid rgba(34,197,94,0.3);
}

.schedule-table th {
  padding: var(--table-row-pad, 0.42rem) 0.6rem;
  font-weight: 700;
  font-size: var(--fs-table-th, 1.05rem);
  letter-spacing: 0.05em;
  color: var(--green-400);
  text-transform: uppercase;
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.schedule-table th:nth-child(1) { width: var(--table-col-room, 18%); text-align: var(--align-th-room, left); }
.schedule-table th:nth-child(2) { width: var(--table-col-floor, 10%); text-align: var(--align-th-floor, center); }
.schedule-table th:nth-child(3) { width: var(--table-col-topic, 42%); text-align: var(--align-th-topic, left); }
.schedule-table th:nth-child(4) { width: var(--table-col-date, 30%); text-align: var(--align-th-date, center); }

.schedule-table td:nth-child(1) { width: var(--table-col-room, 18%); text-align: var(--align-td-room, left); }
.schedule-table td:nth-child(2) { width: var(--table-col-floor, 10%); text-align: var(--align-td-floor, center); }
.schedule-table td:nth-child(3) { width: var(--table-col-topic, 42%); text-align: var(--align-td-topic, left); }
.schedule-table td:nth-child(4) { width: var(--table-col-date, 30%); text-align: var(--align-td-date, center); }

.schedule-table tbody tr {
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: background 0.3s ease;
  animation: rowSlideIn 0.4s ease both;
}

.schedule-table tbody tr:last-child { border-bottom: none; }

.schedule-table tbody tr:nth-child(odd) {
  background: rgba(255,255,255,0.02);
}

.schedule-table tbody tr:nth-child(even) {
  background: rgba(34,197,94,0.03);
}

@keyframes rowSlideIn {
  from { opacity: 0; transform: translateX(-8px); }
  to   { opacity: 1; transform: translateX(0); }
}

.schedule-table td {
  padding: var(--table-row-pad, 0.42rem) 0.6rem;
  color: var(--text-primary);
  vertical-align: middle;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.35;
}

/* Room badge */
.room-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(22,163,74,0.15);
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: 6px;
  padding: 0.2rem 0.65rem;
  font-weight: 700;
  font-size: var(--fs-table-room, 1.15rem);
  color: var(--green-400);
  white-space: nowrap;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Floor badge */
.floor-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.85em;
  height: 1.85em;
  border-radius: 50%;
  background: rgba(249,115,22,0.15);
  border: 1px solid rgba(249,115,22,0.35);
  color: var(--orange-400);
  font-weight: 700;
  font-size: var(--fs-table-floor, 1.1rem);
  font-family: var(--font-mono);
}

/* Date text & Wrap mode */
.date-text {
  font-family: var(--font-mono);
  font-size: var(--fs-table-date, 1.1rem);
  font-weight: 600;
  color: var(--text-secondary);
  display: inline-block;
  white-space: nowrap;
  letter-spacing: -0.01em;
  text-align: inherit;
}

body.table-wrap-date .schedule-table td:nth-child(4),
body.table-wrap-date .date-text {
  white-space: normal;
  word-break: break-word;
  overflow-wrap: break-word;
  line-height: 1.25;
}

/* Topic text & Wrap mode */
.topic-text {
  color: var(--text-primary);
  font-weight: 600;
  font-size: var(--fs-table-topic, 1.2rem);
  display: block;
  text-align: inherit;
}

body.table-wrap-topic .schedule-table td:nth-child(3),
body.table-wrap-topic .topic-text {
  white-space: normal;
  word-break: break-word;
  overflow-wrap: break-word;
  line-height: 1.3;
}

/* Empty / Error state */
.table-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  flex: 1;
}

.table-empty-icon { font-size: 2.2rem; opacity: 0.4; }

/* Ticker Bar */
.ticker-bar {
  margin-top: auto;
  flex-shrink: 0;
  height: clamp(26px, 3vh, 32px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: rgba(22,163,74,0.1);
  border-top: 1px solid var(--border-green);
  border-radius: 0 0 10px 10px;
  position: relative;
}

.ticker-label {
  flex-shrink: 0;
  padding: 0 0.75rem;
  font-size: clamp(0.7rem, 1.2vh, 0.82rem);
  font-weight: 700;
  color: var(--bg-primary);
  background: var(--green-600);
  height: 100%;
  display: flex;
  align-items: center;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.ticker-track {
  flex: 1;
  overflow: hidden;
  position: relative;
  height: 100%;
}

.ticker-inner {
  display: flex;
  align-items: center;
  height: 100%;
  white-space: nowrap;
  animation: tickerScroll 30s linear infinite;
}

.ticker-item {
  font-size: var(--fs-table-ticker, clamp(0.75rem, 1.3vh, 0.9rem));
  color: var(--green-400);
  padding: 0 1.5rem;
  font-weight: 600;
}

.ticker-item::before {
  content: '◆ ';
  color: var(--orange-500);
  font-size: 0.7em;
}

@keyframes tickerScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ═══════════════════════════════════════════════════════════
   ZONE 3 — SLIDESHOW
   ═══════════════════════════════════════════════════════════ */
#zone-slideshow {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #000;
}

/* Divider */
#zone-slideshow::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--orange-600) 20%,
    var(--orange-400) 50%,
    var(--orange-600) 80%,
    transparent 100%
  );
  z-index: 10;
}

/* Slide items */
.slide-item {
  position: absolute; inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: none;
}

.slide-item.active { opacity: 1; z-index: 2; }
.slide-item.prev   { z-index: 1; }

/* Blur background fill for ambient backdrop */
.slide-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  filter: blur(25px) brightness(0.35) saturate(0.7);
  transform: scale(1.15);
  transition: opacity 0.3s ease;
  opacity: 1;
}

/* Main image: preserve original aspect ratio without cropping */
.slide-img {
  position: relative; z-index: 1;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}

/* Portrait image: keep full aspect ratio without cropping */
.slide-img.portrait {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

/* Caption overlay */
.slide-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 5;
  padding: 1.2rem 1.2rem 1.6rem;
  background: linear-gradient(0deg, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.45) 65%, transparent 100%);
  font-size: var(--fs-slide-caption, clamp(0.75rem, 1.4vh, 1.05rem));
  color: #ffffff;
  font-weight: 500;
  text-align: center;
  text-shadow: 0 2px 4px rgba(0,0,0,0.8);
  letter-spacing: 0.02em;
  line-height: 1.4;
  pointer-events: none;
}

/* Progress bar */
.slide-progress {
  position: absolute;
  bottom: 0; left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--green-500), var(--orange-500));
  z-index: 10;
  transform-origin: left;
  animation: progressBar var(--slide-duration, 8s) linear forwards;
  box-shadow: 0 0 8px var(--green-500);
}

@keyframes progressBar {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* Slide counter dots */
.slide-dots {
  position: absolute;
  bottom: 0.6rem;
  right: 0.6rem;
  z-index: 10;
  display: flex;
  gap: 4px;
}

.slide-dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transition: all 0.3s ease;
}

.slide-dot.active {
  background: var(--green-500);
  box-shadow: 0 0 6px var(--green-500);
  transform: scale(1.3);
}

/* ── Transition Effects ────────────────────────────────────── */

/* fade */
[data-transition="fade"] .slide-item { transition: opacity 0.7s ease; }
[data-transition="fade"] .slide-item.entering { opacity: 0; }
[data-transition="fade"] .slide-item.active   { opacity: 1; }
[data-transition="fade"] .slide-item.leaving  { opacity: 0; transition: opacity 0.7s ease; }

/* slide-up */
[data-transition="slide-up"] .slide-item.entering {
  transform: translateY(100%);
  transition: transform 0.7s cubic-bezier(0.25,0.46,0.45,0.94), opacity 0.3s ease;
  opacity: 1;
}
[data-transition="slide-up"] .slide-item.active {
  transform: translateY(0);
  transition: transform 0.7s cubic-bezier(0.25,0.46,0.45,0.94);
  opacity: 1;
}
[data-transition="slide-up"] .slide-item.leaving {
  transform: translateY(-30%);
  transition: transform 0.7s ease, opacity 0.5s ease;
  opacity: 0;
}

/* slide-left */
[data-transition="slide-left"] .slide-item.entering {
  transform: translateX(100%);
  transition: transform 0.7s cubic-bezier(0.25,0.46,0.45,0.94);
  opacity: 1;
}
[data-transition="slide-left"] .slide-item.active {
  transform: translateX(0);
  transition: transform 0.7s cubic-bezier(0.25,0.46,0.45,0.94);
}
[data-transition="slide-left"] .slide-item.leaving {
  transform: translateX(-100%);
  transition: transform 0.7s ease;
}

/* zoom-in (Ken Burns) */
[data-transition="zoom-in"] .slide-item.active .slide-img {
  animation: kenBurns 8s ease-out forwards;
}
@keyframes kenBurns {
  from { transform: scale(1.0); }
  to   { transform: scale(1.07); }
}
[data-transition="zoom-in"] .slide-item.entering { opacity: 0; transition: opacity 0.8s ease; }
[data-transition="zoom-in"] .slide-item.active   { opacity: 1; transition: opacity 0.8s ease; }
[data-transition="zoom-in"] .slide-item.leaving  { opacity: 0; transition: opacity 0.6s ease; }

/* glitch */
[data-transition="glitch"] .slide-item.entering {
  animation: glitchIn 0.6s steps(8) forwards;
}
@keyframes glitchIn {
  0%   { clip-path: inset(40% 0 50% 0); transform: translateX(-6px); opacity: 0.3; }
  20%  { clip-path: inset(10% 0 80% 0); transform: translateX(6px);  opacity: 0.6; }
  40%  { clip-path: inset(70% 0 10% 0); transform: translateX(-3px); opacity: 0.8; }
  60%  { clip-path: inset(20% 0 60% 0); transform: translateX(3px);  opacity: 0.9; }
  80%  { clip-path: inset(0% 0 0% 0);   transform: translateX(0);    opacity: 1; }
  100% { clip-path: none; transform: none; opacity: 1; }
}
[data-transition="glitch"] .slide-item.leaving { opacity: 0; transition: opacity 0.3s ease; }

/* flip */
[data-transition="flip"] { perspective: 1200px; }
[data-transition="flip"] .slide-item.entering {
  transform: rotateY(-90deg);
  transition: transform 0.6s cubic-bezier(0.25,0.46,0.45,0.94);
  opacity: 1;
}
[data-transition="flip"] .slide-item.active {
  transform: rotateY(0deg);
  transition: transform 0.6s cubic-bezier(0.25,0.46,0.45,0.94);
}
[data-transition="flip"] .slide-item.leaving {
  transform: rotateY(90deg);
  transition: transform 0.5s ease;
}

/* ── No-image Placeholder ─────────────────────────────────── */
.slideshow-placeholder {
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: var(--text-muted);
}

.slideshow-placeholder .ph-icon {
  font-size: 3rem;
  opacity: 0.3;
  animation: phFloat 3s ease-in-out infinite;
}

@keyframes phFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.slideshow-placeholder p {
  font-size: 0.8rem;
  text-align: center;
  line-height: 1.6;
}

/* ── Connection Indicator ─────────────────────────────────── */
#connection-status {
  position: fixed;
  top: 0.5rem;
  right: 0.5rem;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.6rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

#connection-status.show { opacity: 1; }
#connection-status.offline { color: #f87171; }

/* ── Utility Animations ───────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}

.loading-pulse { animation: pulse 1.2s ease-in-out infinite; }

/* ── Loading Skeleton ─────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg,
    rgba(255,255,255,0.04) 25%,
    rgba(255,255,255,0.08) 50%,
    rgba(255,255,255,0.04) 75%
  );
  background-size: 200% 100%;
  animation: skeleton 1.5s ease-in-out infinite;
  border-radius: 4px;
}

@keyframes skeleton {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ══════════════════════════════════════════════════════════
   THEME SYSTEM (Light & Dark Themes)
   ══════════════════════════════════════════════════════════ */

/* ── Shared Light-Theme Base Resets ──────────────────────── */
body[data-theme^="light"] {
  background: var(--bg-primary);
  color: var(--text-primary);
}

/* Hide dark scan lines on light header for a clean, crisp surface */
body[data-theme^="light"] #zone-header::after {
  display: none;
}

/* Soften background noise texture on light themes */
body[data-theme^="light"]::after {
  opacity: 0.04;
}

/* Skeleton loader for light mode */
body[data-theme^="light"] .skeleton {
  background: linear-gradient(90deg,
    rgba(0,0,0,0.05) 25%,
    rgba(0,0,0,0.10) 50%,
    rgba(0,0,0,0.05) 75%
  );
  background-size: 200% 100%;
  animation: skeleton 1.5s ease-in-out infinite;
}

/* Shared light table styling */
body[data-theme^="light"] .schedule-table-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-green);
  box-shadow: 0 4px 20px rgba(0,0,0,0.05), 0 1px 3px rgba(0,0,0,0.03);
}

body[data-theme^="light"] .schedule-table thead {
  background: var(--bg-glass);
}

body[data-theme^="light"] .schedule-table thead tr {
  border-bottom: 2px solid var(--border-green);
}

body[data-theme^="light"] .schedule-table th {
  color: var(--green-400);
  font-weight: 700;
}

body[data-theme^="light"] .schedule-table td {
  color: var(--text-primary);
}

body[data-theme^="light"] .schedule-table tbody tr:nth-child(odd) {
  background: rgba(255, 255, 255, 0.75);
}

body[data-theme^="light"] .schedule-table tbody tr:nth-child(even) {
  background: var(--bg-glass);
}

body[data-theme^="light"] .schedule-table tbody tr {
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

body[data-theme^="light"] .topic-text {
  color: var(--text-primary);
  font-weight: 600;
}

body[data-theme^="light"] .date-text {
  color: var(--text-secondary);
  font-weight: 500;
}

body[data-theme^="light"] .table-title {
  color: var(--green-400);
}

body[data-theme^="light"] .table-title::before {
  background: var(--green-500);
  box-shadow: none;
}

body[data-theme^="light"] .status-dot {
  background: var(--green-500);
  box-shadow: none;
}

body[data-theme^="light"] .status-dot.offline {
  background: #ef4444;
}

body[data-theme^="light"] .status-dot.loading {
  background: var(--orange-500);
}

body[data-theme^="light"] #status-text,
body[data-theme^="light"] #last-refresh {
  color: var(--text-muted);
}

body[data-theme^="light"] .ticker-bar {
  background: rgba(255, 255, 255, 0.9);
  border-top: 1px solid var(--border-green);
}

body[data-theme^="light"] .ticker-label {
  background: var(--green-500);
  color: #ffffff;
}

body[data-theme^="light"] .ticker-item {
  color: var(--text-primary);
  font-weight: 600;
}

body[data-theme^="light"] .ticker-item::before {
  color: var(--orange-500);
}

body[data-theme^="light"] .table-empty {
  color: var(--text-muted);
}

body[data-theme^="light"] .table-empty-icon {
  opacity: 0.4;
}

body[data-theme^="light"] .slideshow-placeholder {
  color: var(--text-muted);
}

@keyframes logoPulseLight {
  0%, 100% { filter: drop-shadow(0 3px 10px rgba(0,0,0,0.12)); }
  50%       { filter: drop-shadow(0 4px 16px rgba(0,0,0,0.2)); }
}

/* ════════════════════════════════════════════════════════════
   1. THEME: light-green (ขาว-เขียวการแพทย์ · Medical Green)
   ════════════════════════════════════════════════════════════ */
body[data-theme="light-green"] {
  --bg-primary:     #f2f9f5;
  --bg-secondary:   #ffffff;
  --bg-card:        rgba(255, 255, 255, 0.95);
  --bg-glass:       rgba(5, 150, 105, 0.06);

  --text-primary:   #062316;
  --text-secondary: #047857;
  --text-muted:     #437158;

  --border-green:   rgba(5, 150, 105, 0.25);
  --border-glass:   rgba(5, 150, 105, 0.12);
  --glow-green:     0 2px 14px rgba(5, 150, 105, 0.18);
  --glow-orange:    0 2px 14px rgba(234, 88, 12, 0.15);
  --glow-text:      0 1px 6px rgba(5, 150, 105, 0.25);

  --green-400: #047857;
  --green-500: #059669;
  --orange-400: #c2410c;
  --orange-500: #ea580c;
}

body[data-theme="light-green"]::before {
  background:
    radial-gradient(ellipse 80% 50% at 50% -5%, rgba(5,150,105,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 30% at 90% 110%, rgba(234,88,12,0.08) 0%, transparent 50%),
    linear-gradient(160deg, #f2f9f5 0%, #e6f4ec 50%, #f2f9f5 100%);
}

body[data-theme="light-green"] #zone-header {
  background: linear-gradient(180deg, rgba(5,150,105,0.08) 0%, rgba(242,249,245,0) 100%);
  border-bottom: 1px solid rgba(5,150,105,0.22);
}

body[data-theme="light-green"] .header-logo {
  filter: drop-shadow(0 3px 10px rgba(5,150,105,0.25));
  animation: logoPulseLight 4s ease-in-out infinite;
}

body[data-theme="light-green"] .header-org .line1 {
  background: linear-gradient(90deg, #047857, #059669, #047857);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite;
}
body[data-theme="light-green"] .header-org .line2 {
  background: linear-gradient(90deg, #c2410c, #ea580c, #c2410c);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite 0.5s;
}

body[data-theme="light-green"] .header-date  { color: #047857; }
body[data-theme="light-green"] .header-clock { color: #062316; text-shadow: 0 1px 4px rgba(5,150,105,0.2); }
body[data-theme="light-green"] .clock-sep    { color: #059669; }

body[data-theme="light-green"] .room-badge  { background: rgba(5,150,105,0.12); border: 1px solid rgba(5,150,105,0.35); color: #047857; }
body[data-theme="light-green"] .floor-badge { background: rgba(234,88,12,0.1);  border: 1px solid rgba(234,88,12,0.3);  color: #c2410c; }

body[data-theme="light-green"] #zone-slideshow::before {
  background: linear-gradient(90deg, transparent 0%, #ea580c 50%, transparent 100%);
}
body[data-theme="light-green"] .slide-progress {
  background: linear-gradient(90deg, #059669, #ea580c);
  box-shadow: 0 0 6px rgba(5,150,105,0.4);
}

/* ════════════════════════════════════════════════════════════
   2. THEME: light-blue (ขาว-ฟ้าครามการแพทย์ · Royal Sapphire)
   ════════════════════════════════════════════════════════════ */
body[data-theme="light-blue"] {
  --bg-primary:     #f0f6ff;
  --bg-secondary:   #ffffff;
  --bg-card:        rgba(255, 255, 255, 0.95);
  --bg-glass:       rgba(29, 78, 216, 0.06);

  --text-primary:   #0a192f;
  --text-secondary: #1d4ed8;
  --text-muted:     #4b658d;

  --border-green:   rgba(29, 78, 216, 0.22);
  --border-glass:   rgba(29, 78, 216, 0.1);
  --glow-green:     0 2px 14px rgba(29, 78, 216, 0.18);
  --glow-orange:    0 2px 14px rgba(234, 88, 12, 0.15);
  --glow-text:      0 1px 6px rgba(29, 78, 216, 0.25);

  --green-400: #1e40af;
  --green-500: #2563eb;
  --orange-400: #c2410c;
  --orange-500: #ea580c;
}

body[data-theme="light-blue"]::before {
  background:
    radial-gradient(ellipse 80% 50% at 50% -5%, rgba(37,99,235,0.1) 0%, transparent 60%),
    radial-gradient(ellipse 50% 30% at 90% 110%, rgba(234,88,12,0.07) 0%, transparent 50%),
    linear-gradient(160deg, #f0f6ff 0%, #dbeafe 40%, #f0f6ff 100%);
}

body[data-theme="light-blue"] #zone-header {
  background: linear-gradient(180deg, rgba(37,99,235,0.08) 0%, rgba(240,246,255,0) 100%);
  border-bottom: 1px solid rgba(37,99,235,0.2);
}

body[data-theme="light-blue"] .header-logo {
  filter: drop-shadow(0 3px 10px rgba(37,99,235,0.25));
  animation: logoPulseLight 4s ease-in-out infinite;
}

body[data-theme="light-blue"] .header-org .line1 {
  background: linear-gradient(90deg, #1e40af, #2563eb, #1e40af);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite;
}
body[data-theme="light-blue"] .header-org .line2 {
  background: linear-gradient(90deg, #c2410c, #ea580c, #c2410c);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite 0.5s;
}

body[data-theme="light-blue"] .header-date  { color: #1d4ed8; }
body[data-theme="light-blue"] .header-clock { color: #0a192f; text-shadow: 0 1px 4px rgba(37,99,235,0.2); }
body[data-theme="light-blue"] .clock-sep    { color: #2563eb; }

body[data-theme="light-blue"] .room-badge  { background: rgba(37,99,235,0.1);  border: 1px solid rgba(37,99,235,0.3);  color: #1e40af; }
body[data-theme="light-blue"] .floor-badge { background: rgba(234,88,12,0.09); border: 1px solid rgba(234,88,12,0.25); color: #c2410c; }

body[data-theme="light-blue"] #zone-slideshow::before {
  background: linear-gradient(90deg, transparent 0%, #2563eb 50%, transparent 100%);
}
body[data-theme="light-blue"] .slide-progress {
  background: linear-gradient(90deg, #2563eb, #ea580c);
  box-shadow: 0 0 6px rgba(37,99,235,0.4);
}

/* ════════════════════════════════════════════════════════════
   3. THEME: light-warm (ขาว-อำพันอบอุ่น · Warm Amber)
   ════════════════════════════════════════════════════════════ */
body[data-theme="light-warm"] {
  --bg-primary:     #fffcf2;
  --bg-secondary:   #ffffff;
  --bg-card:        rgba(255, 255, 255, 0.95);
  --bg-glass:       rgba(217, 119, 6, 0.06);

  --text-primary:   #261605;
  --text-secondary: #b45309;
  --text-muted:     #84623e;

  --border-green:   rgba(217, 119, 6, 0.25);
  --border-glass:   rgba(217, 119, 6, 0.12);
  --glow-green:     0 2px 14px rgba(217, 119, 6, 0.18);
  --glow-orange:    0 2px 14px rgba(21, 128, 61, 0.15);
  --glow-text:      0 1px 6px rgba(217, 119, 6, 0.25);

  --green-400: #b45309;
  --green-500: #d97706;
  --orange-400: #15803d;
  --orange-500: #16a34a;
}

body[data-theme="light-warm"]::before {
  background:
    radial-gradient(ellipse 80% 50% at 50% -5%, rgba(217,119,6,0.1) 0%, transparent 60%),
    radial-gradient(ellipse 50% 30% at 90% 110%, rgba(22,163,74,0.06) 0%, transparent 50%),
    linear-gradient(160deg, #fffcf2 0%, #fef3c7 40%, #fffcf2 100%);
}

body[data-theme="light-warm"] #zone-header {
  background: linear-gradient(180deg, rgba(217,119,6,0.08) 0%, rgba(255,252,242,0) 100%);
  border-bottom: 1px solid rgba(217,119,6,0.22);
}

body[data-theme="light-warm"] .header-logo {
  filter: drop-shadow(0 3px 10px rgba(217,119,6,0.25));
  animation: logoPulseLight 4s ease-in-out infinite;
}

body[data-theme="light-warm"] .header-org .line1 {
  background: linear-gradient(90deg, #92400e, #d97706, #92400e);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite;
}
body[data-theme="light-warm"] .header-org .line2 {
  background: linear-gradient(90deg, #15803d, #16a34a, #15803d);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite 0.5s;
}

body[data-theme="light-warm"] .header-date  { color: #b45309; }
body[data-theme="light-warm"] .header-clock { color: #261605; text-shadow: 0 1px 4px rgba(217,119,6,0.2); }
body[data-theme="light-warm"] .clock-sep    { color: #d97706; }

body[data-theme="light-warm"] .room-badge  { background: rgba(217,119,6,0.1);  border: 1px solid rgba(217,119,6,0.3);  color: #b45309; }
body[data-theme="light-warm"] .floor-badge { background: rgba(22,163,74,0.09); border: 1px solid rgba(22,163,74,0.25); color: #15803d; }

body[data-theme="light-warm"] #zone-slideshow::before {
  background: linear-gradient(90deg, transparent 0%, #d97706 50%, transparent 100%);
}
body[data-theme="light-warm"] .slide-progress {
  background: linear-gradient(90deg, #d97706, #16a34a);
  box-shadow: 0 0 6px rgba(217,119,6,0.4);
}

/* ════════════════════════════════════════════════════════════
   4. THEME: light-teal (ขาว-เขียวน้ำทะเล · Modern Teal)
   ════════════════════════════════════════════════════════════ */
body[data-theme="light-teal"] {
  --bg-primary:     #f0fdf9;
  --bg-secondary:   #ffffff;
  --bg-card:        rgba(255, 255, 255, 0.95);
  --bg-glass:       rgba(13, 148, 136, 0.06);

  --text-primary:   #042f2e;
  --text-secondary: #0f766e;
  --text-muted:     #466f6c;

  --border-green:   rgba(13, 148, 136, 0.25);
  --border-glass:   rgba(13, 148, 136, 0.12);
  --glow-green:     0 2px 14px rgba(13, 148, 136, 0.18);
  --glow-orange:    0 2px 14px rgba(249, 115, 22, 0.15);
  --glow-text:      0 1px 6px rgba(13, 148, 136, 0.25);

  --green-400: #0f766e;
  --green-500: #0d9488;
  --orange-400: #c2410c;
  --orange-500: #ea580c;
}

body[data-theme="light-teal"]::before {
  background:
    radial-gradient(ellipse 80% 50% at 50% -5%, rgba(13,148,136,0.11) 0%, transparent 60%),
    radial-gradient(ellipse 50% 30% at 90% 110%, rgba(234,88,12,0.07) 0%, transparent 50%),
    linear-gradient(160deg, #f0fdf9 0%, #ccfbf1 40%, #f0fdf9 100%);
}

body[data-theme="light-teal"] #zone-header {
  background: linear-gradient(180deg, rgba(13,148,136,0.08) 0%, rgba(240,253,249,0) 100%);
  border-bottom: 1px solid rgba(13,148,136,0.22);
}

body[data-theme="light-teal"] .header-logo {
  filter: drop-shadow(0 3px 10px rgba(13,148,136,0.25));
  animation: logoPulseLight 4s ease-in-out infinite;
}

body[data-theme="light-teal"] .header-org .line1 {
  background: linear-gradient(90deg, #115e59, #0d9488, #115e59);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite;
}
body[data-theme="light-teal"] .header-org .line2 {
  background: linear-gradient(90deg, #c2410c, #ea580c, #c2410c);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite 0.5s;
}

body[data-theme="light-teal"] .header-date  { color: #0f766e; }
body[data-theme="light-teal"] .header-clock { color: #042f2e; text-shadow: 0 1px 4px rgba(13,148,136,0.2); }
body[data-theme="light-teal"] .clock-sep    { color: #0d9488; }

body[data-theme="light-teal"] .room-badge  { background: rgba(13,148,136,0.11); border: 1px solid rgba(13,148,136,0.32); color: #0f766e; }
body[data-theme="light-teal"] .floor-badge { background: rgba(234,88,12,0.09); border: 1px solid rgba(234,88,12,0.25); color: #c2410c; }

body[data-theme="light-teal"] #zone-slideshow::before {
  background: linear-gradient(90deg, transparent 0%, #0d9488 50%, transparent 100%);
}
body[data-theme="light-teal"] .slide-progress {
  background: linear-gradient(90deg, #0d9488, #ea580c);
  box-shadow: 0 0 6px rgba(13,148,136,0.4);
}

/* ════════════════════════════════════════════════════════════
   5. THEME: light-slate (ขาว-เทาเงินมินิมอล · Minimal Slate)
   ════════════════════════════════════════════════════════════ */
body[data-theme="light-slate"] {
  --bg-primary:     #f8fafc;
  --bg-secondary:   #ffffff;
  --bg-card:        rgba(255, 255, 255, 0.96);
  --bg-glass:       rgba(51, 65, 85, 0.05);

  --text-primary:   #0f172a;
  --text-secondary: #334155;
  --text-muted:     #64748b;

  --border-green:   rgba(51, 65, 85, 0.22);
  --border-glass:   rgba(51, 65, 85, 0.1);
  --glow-green:     0 2px 14px rgba(51, 65, 85, 0.14);
  --glow-orange:    0 2px 14px rgba(225, 29, 72, 0.14);
  --glow-text:      0 1px 6px rgba(51, 65, 85, 0.2);

  --green-400: #1e293b;
  --green-500: #334155;
  --orange-400: #be123c;
  --orange-500: #e11d48;
}

body[data-theme="light-slate"]::before {
  background:
    radial-gradient(ellipse 80% 50% at 50% -5%, rgba(51,65,85,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 30% at 90% 110%, rgba(225,29,72,0.06) 0%, transparent 50%),
    linear-gradient(160deg, #f8fafc 0%, #e2e8f0 40%, #f8fafc 100%);
}

body[data-theme="light-slate"] #zone-header {
  background: linear-gradient(180deg, rgba(51,65,85,0.06) 0%, rgba(248,250,252,0) 100%);
  border-bottom: 1px solid rgba(51,65,85,0.2);
}

body[data-theme="light-slate"] .header-logo {
  filter: drop-shadow(0 3px 10px rgba(51,65,85,0.2));
  animation: logoPulseLight 4s ease-in-out infinite;
}

body[data-theme="light-slate"] .header-org .line1 {
  background: linear-gradient(90deg, #0f172a, #334155, #0f172a);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite;
}
body[data-theme="light-slate"] .header-org .line2 {
  background: linear-gradient(90deg, #be123c, #e11d48, #be123c);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite 0.5s;
}

body[data-theme="light-slate"] .header-date  { color: #334155; }
body[data-theme="light-slate"] .header-clock { color: #0f172a; text-shadow: 0 1px 4px rgba(51,65,85,0.2); }
body[data-theme="light-slate"] .clock-sep    { color: #334155; }

body[data-theme="light-slate"] .room-badge  { background: rgba(51,65,85,0.09);  border: 1px solid rgba(51,65,85,0.28);  color: #1e293b; }
body[data-theme="light-slate"] .floor-badge { background: rgba(225,29,72,0.08); border: 1px solid rgba(225,29,72,0.22); color: #be123c; }

body[data-theme="light-slate"] #zone-slideshow::before {
  background: linear-gradient(90deg, transparent 0%, #334155 50%, transparent 100%);
}
body[data-theme="light-slate"] .slide-progress {
  background: linear-gradient(90deg, #334155, #e11d48);
  box-shadow: 0 0 6px rgba(51,65,85,0.3);
}

/* ════════════════════════════════════════════════════════════
   DARK THEMES
   ════════════════════════════════════════════════════════════ */

/* ── Dark Green (Default Dark) ───────────────────────────── */
body[data-theme="dark-green"] {
  --green-400: #4ade80;
  --green-500: #22c55e;
  --green-600: #16a34a;
  --bg-primary: #050912;
  --bg-secondary: #0a1020;
  --bg-card: rgba(16, 24, 40, 0.85);
  --text-primary: #f0f6ff;
  --text-secondary: #8ba3c7;
  --text-muted: #4d6580;
  --border-green: rgba(34, 197, 94, 0.25);
  --glow-green: 0 0 20px rgba(34, 197, 94, 0.3);
}

/* ── Dark Blue ───────────────────────────────────────────── */
body[data-theme="dark-blue"] {
  --bg-primary:     #050b18;
  --bg-secondary:   #091326;
  --bg-card:        rgba(10, 20, 42, 0.85);
  --bg-glass:       rgba(59, 130, 246, 0.05);

  --text-primary:   #f0f6ff;
  --text-secondary: #93c5fd;
  --text-muted:     #4b6b94;

  --border-green:   rgba(59, 130, 246, 0.28);
  --border-glass:   rgba(255, 255, 255, 0.08);
  --glow-green:     0 0 20px rgba(59, 130, 246, 0.3);
  --glow-orange:    0 0 20px rgba(249, 115, 22, 0.3);
  --glow-text:      0 0 30px rgba(59, 130, 246, 0.5);

  --green-400: #60a5fa;
  --green-500: #3b82f6;
  --green-600: #2563eb;
  --orange-400: #fb923c;
  --orange-500: #f97316;
}

body[data-theme="dark-blue"]::before {
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(37,99,235,0.2) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 110%, rgba(234,88,12,0.12) 0%, transparent 50%),
    linear-gradient(160deg, #050b18 0%, #08142c 50%, #050b18 100%);
}

body[data-theme="dark-blue"] #zone-header {
  background: linear-gradient(180deg, rgba(37,99,235,0.1) 0%, rgba(9,19,38,0) 100%);
  border-bottom: 1px solid rgba(59,130,246,0.28);
}

body[data-theme="dark-blue"] .header-org .line1 {
  background: linear-gradient(90deg, #60a5fa, #3b82f6, #60a5fa);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite;
}

body[data-theme="dark-blue"] .room-badge {
  background: rgba(59,130,246,0.12); border-color: rgba(59,130,246,0.35); color: #60a5fa;
}

/* ── Dark Purple ─────────────────────────────────────────── */
body[data-theme="dark-purple"] {
  --bg-primary:     #0c071a;
  --bg-secondary:   #150e2c;
  --bg-card:        rgba(22, 14, 46, 0.85);
  --bg-glass:       rgba(168, 85, 247, 0.05);

  --text-primary:   #faf5ff;
  --text-secondary: #d8b4fe;
  --text-muted:     #6d558a;

  --border-green:   rgba(168, 85, 247, 0.28);
  --border-glass:   rgba(255, 255, 255, 0.08);
  --glow-green:     0 0 20px rgba(168, 85, 247, 0.3);
  --glow-orange:    0 0 20px rgba(249, 115, 22, 0.3);
  --glow-text:      0 0 30px rgba(168, 85, 247, 0.5);

  --green-400: #c084fc;
  --green-500: #a855f7;
  --green-600: #9333ea;
  --orange-400: #fb923c;
  --orange-500: #f97316;
}

body[data-theme="dark-purple"]::before {
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(147,51,234,0.2) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 110%, rgba(234,88,12,0.12) 0%, transparent 50%),
    linear-gradient(160deg, #0c071a 0%, #170e30 50%, #0c071a 100%);
}

body[data-theme="dark-purple"] #zone-header {
  background: linear-gradient(180deg, rgba(147,51,234,0.1) 0%, rgba(21,14,44,0) 100%);
  border-bottom: 1px solid rgba(168,85,247,0.28);
}

body[data-theme="dark-purple"] .header-org .line1 {
  background: linear-gradient(90deg, #c084fc, #a855f7, #c084fc);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: shimmer 4s linear infinite;
}

body[data-theme="dark-purple"] .room-badge {
  background: rgba(168,85,247,0.12); border-color: rgba(168,85,247,0.35); color: #c084fc;
}