/* ============================================================
   Godamy — Twilight Sunset Layout & Header Progress Bar (v14.5)
   ============================================================ */

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

html, body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-en);
  -webkit-font-smoothing: antialiased;
  user-select: none;
  touch-action: manipulation;
}

html[dir="rtl"] body {
  font-family: var(--font-ar);
}

/* 3D Canvas Layer */
#quantum-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: auto;
  transform: translateZ(0);
}

/* Sunset Radial Ambient Glow */
.ambient-center-glow {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 650px;
  height: 650px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(130, 201, 245, 0.15) 0%, rgba(182, 87, 138, 0.08) 45%, rgba(118, 80, 150, 0.03) 70%, transparent 85%);
  pointer-events: none;
  z-index: 2;
  filter: blur(50px);
  will-change: transform;
}

/* HUD Header & Footer */
.hud-bar {
  position: fixed;
  left: 0;
  width: 100vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 3rem;
  z-index: 20;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.hud-bar.top {
  top: 0;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(13, 10, 24, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.hud-bar.bottom {
  bottom: 0;
  border-top: 1px solid var(--border-subtle);
  background: rgba(13, 10, 24, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.hud-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
}

.admin-link {
  text-decoration: none;
  color: var(--text-muted);
  opacity: 0.4;
  font-size: 0.85rem;
  transition: var(--transition-fast);
}
.admin-link:hover { opacity: 1; color: var(--accent-blue); }

.brand-text {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Hero Title Overlay — big title below header */
.hero-title-overlay {
  position: fixed;
  top: 5.5rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  z-index: 15;
  pointer-events: none;
  width: 90vw;
  max-width: 700px;
}

.hero-title {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin: 0;
  text-shadow: 0 0 60px rgba(130, 201, 245, 0.15);
}

.hero-subtitle {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: 0.4rem;
  letter-spacing: 0.02em;
}

/* Header Live Demo Links */
.header-demo-links {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.demo-link {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.8rem;
  background: rgba(130, 201, 245, 0.08);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.demo-link:hover {
  background: var(--gradient-brand);
  color: #ffffff;
  border-color: var(--sunset-skyblue);
  box-shadow: var(--glow-blue);
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  background: rgba(255, 255, 255, 0.06);
  padding: 3px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
}

.lang-btn {
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-btn.active {
  background: var(--gradient-brand);
  color: #ffffff;
  box-shadow: var(--glow-blue);
}

/* Side Command Deck */
.command-deck {
  position: fixed;
  top: 62%;
  left: 0;
  width: 100vw;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  padding: 0 4rem;
  z-index: 10;
  pointer-events: none;
}

.btn-column {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  pointer-events: auto;
}

.cmd-btn {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  width: 250px;
  padding: 0.85rem 1.2rem;
  background: rgba(21, 16, 38, 0.78);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  text-align: left;
}

html[dir="rtl"] .cmd-btn {
  text-align: right;
  flex-direction: row;
}

.cmd-icon-box {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: rgba(243, 233, 244, 0.06);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

.cmd-text-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.cmd-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.cmd-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
}

.cmd-btn:hover, .cmd-btn:active {
  background: rgba(31, 24, 54, 0.9);
  border-color: var(--sunset-skyblue);
  box-shadow: var(--glow-blue);
  transform: translateY(-2px) scale(1.02);
}

.cmd-btn:hover .cmd-icon-box {
  background: var(--gradient-brand);
  color: #ffffff;
  border-color: var(--sunset-skyblue);
}

/* Loader */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: #0d0a18;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease;
}

.loader.hidden {
  opacity: 0;
  pointer-events: none;
}

.loader-bar {
  width: 220px;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 1rem;
}

.loader-bar-fill {
  width: 0%;
  height: 100%;
  background: var(--gradient-brand);
  transition: width 0.08s ease;
}

/* Mobile Responsiveness */
@media (max-width: 868px) {
  .hud-bar {
    padding: 0.45rem 1.25rem;
  }

  .hud-bar.top {
    font-size: 0.78rem;
  }

  .hud-bar.bottom {
    font-size: 0.75rem;
  }

  .brand-text {
    font-size: 1.15rem;
  }

  .hero-title-overlay {
    top: 6rem;
  }

  .hero-title {
    font-size: 1.5rem;
  }

  .hero-subtitle {
    font-size: 0.72rem;
  }

  .demo-link {
    padding: 0.2rem 0.6rem;
    font-size: 0.68rem;
  }

  .command-deck {
    top: auto;
    bottom: 3.5rem;
    transform: none;
    flex-direction: column;
    padding: 0 1rem;
    gap: 0.5rem;
    max-height: 45vh;
    overflow-y: auto;
  }

  .btn-column {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
  }

  .cmd-btn {
    width: calc(50% - 0.35rem);
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius-md);
  }

  .cmd-icon-box {
    width: 28px;
    height: 28px;
    font-size: 0.9rem;
  }

  .cmd-title {
    font-size: 0.8rem;
  }

  .cmd-sub {
    font-size: 0.62rem;
    display: none;
  }

  .ambient-center-glow {
    width: 380px;
    height: 380px;
    top: 38%; /* Shift ambient glow up on mobile */
  }
}