/* ==========================================================================
   KAKTÜS MİMARLIK - KINETIC ARCHITECTURAL SANDBOX & 45-DAY COUNTDOWN
   Luminous Warm Travertine, Physics Balancing Blocks & Curiosity Experience
   ========================================================================== */

:root {
  /* Warm Travertine & Alabaster Palette */
  --bg-sand: #F8F5EE;
  --bg-travertine: #EFE9DC;
  --bg-card: rgba(255, 255, 255, 0.88);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --bg-drawer: rgba(250, 248, 242, 0.96);

  /* Inks */
  --ink-primary: #1C1917;
  --ink-secondary: #44403C;
  --ink-muted: #78716C;
  --ink-dim: #A8A29E;

  /* Architectural Bronze & Gold */
  --bronze-primary: #9A7B38;
  --bronze-light: #C5A059;
  --bronze-dark: #634C1B;
  --bronze-subtle: rgba(154, 123, 56, 0.1);
  --bronze-glow: rgba(154, 123, 56, 0.25);
  --bronze-gradient: linear-gradient(135deg, #B5934C 0%, #9A7B38 50%, #634C1B 100%);

  /* Borders & Shadows */
  --border-card: rgba(154, 123, 56, 0.22);
  --border-subtle: rgba(120, 113, 108, 0.15);
  --shadow-warm: 0 20px 45px rgba(90, 75, 50, 0.08);
  --shadow-hover: 0 25px 60px rgba(90, 75, 50, 0.14);

  /* Typography */
  --font-serif: 'Cormorant Garamond', 'Cinzel', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', 'Inter', -apple-system, sans-serif;
  --font-mono: 'Space Mono', 'SF Mono', monospace;

  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   Reset & Strict Viewport Confinement (100vh, No Scroll)
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
  -webkit-user-select: none;
}

input, select, textarea {
  user-select: text;
  -webkit-user-select: text;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: fixed;
  background-color: var(--bg-sand);
  color: var(--ink-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

/* --------------------------------------------------------------------------
   Physics Canvas & Atmospheric Layers
   -------------------------------------------------------------------------- */
#kinetic-arch-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  cursor: crosshair;
}

.sunlight-ambient-glow {
  position: fixed;
  top: -15%;
  right: -5%;
  width: 65vw;
  height: 65vw;
  max-width: 850px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 252, 240, 0.8) 0%, rgba(245, 235, 210, 0.3) 50%, transparent 75%);
  pointer-events: none;
  z-index: 2;
}

.travertine-grain-layer {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.035;
  background-size: 160px 160px;
  background-image: radial-gradient(circle at 50% 50%, #000 1px, transparent 1px);
}

/* Drafting Coordinate Axes */
.architectural-axes-grid {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.25;
  background-size: 80px 80px;
  background-image: 
    linear-gradient(to right, rgba(154, 123, 56, 0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(154, 123, 56, 0.08) 1px, transparent 1px);
}

/* Real-time Cursor Reticle HUD */
.architect-cursor-hud {
  position: fixed;
  pointer-events: none;
  z-index: 15;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.architect-cursor-hud.active {
  opacity: 0.75;
}

.reticle-ring {
  width: 26px;
  height: 26px;
  border: 1px dashed var(--bronze-primary);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: rotateRing 12s linear infinite;
}

@keyframes rotateRing {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.reticle-cross {
  width: 6px;
  height: 6px;
  background: var(--bronze-primary);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.reticle-label {
  position: absolute;
  top: 16px;
  left: 16px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  color: var(--bronze-primary);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Sandbox Single-Screen Viewport Layout
   -------------------------------------------------------------------------- */
.sandbox-viewport {
  position: relative;
  z-index: 10;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px 40px;
  pointer-events: none;
}

.sandbox-viewport > * {
  pointer-events: auto;
}

/* --------------------------------------------------------------------------
   Header Navigation
   -------------------------------------------------------------------------- */
.sandbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-anchor {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  transition: transform 0.3s ease;
}

.brand-anchor:hover {
  transform: translateY(-1px);
}

.brand-emblem-svg {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(90, 75, 50, 0.08);
  border-radius: 14px;
}

.brand-title-wrap {
  display: flex;
  flex-direction: column;
}

.brand-main {
  font-family: var(--font-serif);
  font-size: 23px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--ink-primary);
  line-height: 1.1;
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.28em;
  color: var(--ink-muted);
  margin-top: 2px;
}

/* Status Pill */
.phase-status-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 18px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-card);
  border-radius: 99px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-secondary);
  box-shadow: var(--shadow-warm);
}

.phase-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bronze-primary);
  box-shadow: 0 0 10px var(--bronze-light);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.7); }
}

/* Header Action Group */
.header-action-group {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn-sound-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  color: var(--ink-secondary);
  font-family: var(--font-mono);
  font-size: 11.5px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-sound-toggle:hover, .btn-sound-toggle.active {
  color: var(--bronze-primary);
  border-color: var(--bronze-primary);
  background: var(--bronze-subtle);
}

.sound-icon {
  width: 15px;
  height: 15px;
}

.btn-primary-consult {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 22px;
  background: var(--bronze-gradient);
  color: #FFF;
  border: none;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 4px 18px var(--bronze-glow);
  transition: all 0.3s var(--ease-spring);
}

.btn-primary-consult:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--bronze-glow);
}

/* --------------------------------------------------------------------------
   Center Stage: Curiosity & 45-Day Countdown
   -------------------------------------------------------------------------- */
.sandbox-center-stage {
  position: absolute;
  top: 50%;
  left: 40px;
  transform: translateY(-50%);
  max-width: 540px;
  pointer-events: none;
}

.sandbox-center-stage > * {
  pointer-events: auto;
}

.intrigue-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--bronze-subtle);
  border: 1px solid var(--border-card);
  border-radius: 99px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: var(--bronze-primary);
  margin-bottom: 16px;
}

.badge-sparkle {
  color: var(--bronze-primary);
  font-size: 11px;
}

.intrigue-title {
  font-family: var(--font-serif);
  font-size: clamp(38px, 4.4vw, 62px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--ink-primary);
  margin-bottom: 18px;
}

.italic-serif {
  font-style: italic;
  font-weight: 300;
  color: var(--bronze-primary);
}

.intrigue-desc {
  font-size: clamp(14.5px, 1.15vw, 16px);
  color: var(--ink-secondary);
  line-height: 1.75;
  font-weight: 300;
  margin-bottom: 26px;
}

/* 45-Day Countdown Ticker Card */
.countdown-card-prominent {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 16px 28px;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  box-shadow: var(--shadow-warm);
  margin-bottom: 24px;
}

.cd-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cd-num {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 600;
  color: var(--ink-primary);
  line-height: 1;
}

.cd-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--bronze-primary);
  margin-top: 4px;
}

.cd-colon {
  font-size: 20px;
  font-family: var(--font-serif);
  color: var(--ink-dim);
  margin-bottom: 8px;
}

/* Playful Instruction */
.playful-instruction {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  line-height: 1.6;
}

.instruction-icon {
  font-size: 16px;
  color: var(--bronze-primary);
}

.playful-instruction strong {
  color: var(--ink-primary);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Bottom Architectural Play Dock
   -------------------------------------------------------------------------- */
.sandbox-dock {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 20px;
}

.dock-tools-cluster {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px;
  background: var(--bg-card);
  backdrop-filter: blur(18px);
  border: 1px solid var(--border-card);
  border-radius: 10px;
  box-shadow: var(--shadow-warm);
}

.dock-cluster-label {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.16em;
  color: var(--bronze-primary);
  padding: 0 10px;
}

.btn-dock-action {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  color: var(--ink-primary);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn-dock-action:hover {
  background: #FFF;
  border-color: var(--bronze-primary);
  color: var(--bronze-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(90, 75, 50, 0.08);
}

.btn-dock-action:active {
  transform: translateY(0);
}

/* Structural Telemetry Badge */
.structural-telemetry-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: 99px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--ink-secondary);
  box-shadow: var(--shadow-warm);
}

.telem-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 8px #10B981;
}

/* Dock Right Action */
.btn-dock-contact {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  color: var(--bronze-dark);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: var(--shadow-warm);
  transition: all 0.3s ease;
}

.btn-dock-contact:hover {
  background: #FFF;
  border-color: var(--bronze-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

/* --------------------------------------------------------------------------
   Luminous Slide-Up Consultation Drawer
   -------------------------------------------------------------------------- */
.drawer-shade-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(30, 25, 20, 0.4);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.drawer-shade-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.luminous-drawer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  max-height: 85vh;
  background: var(--bg-drawer);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-top: 2px solid var(--bronze-primary);
  border-radius: 20px 20px 0 0;
  box-shadow: 0 -20px 60px rgba(70, 55, 35, 0.15);
  z-index: 110;
  transform: translateY(100%);
  transition: transform 0.5s var(--ease-spring);
  overflow-y: auto;
  padding: 38px 48px;
}

.luminous-drawer.active {
  transform: translateY(0);
}

.drawer-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 22px;
  margin-bottom: 32px;
}

.drawer-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--bronze-primary);
}

.drawer-main-title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 500;
  color: var(--ink-primary);
  margin-top: 4px;
}

.btn-close-drawer {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--ink-secondary);
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-close-drawer:hover {
  background: rgba(0, 0, 0, 0.08);
  color: var(--ink-primary);
}

.drawer-two-column-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.col-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink-primary);
  margin-bottom: 8px;
}

.col-description {
  font-size: 13.5px;
  color: var(--ink-muted);
  line-height: 1.65;
  margin-bottom: 20px;
}

/* Consultation Form */
.consultation-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-group label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.input-group input, .input-group select {
  width: 100%;
  padding: 13px 16px;
  background: #FFF;
  border: 1px solid var(--border-card);
  border-radius: 6px;
  color: var(--ink-primary);
  font-size: 13.5px;
  font-family: var(--font-sans);
  transition: all 0.3s ease;
}

.input-group input:focus, .input-group select:focus {
  outline: none;
  border-color: var(--bronze-primary);
  box-shadow: 0 0 12px var(--bronze-glow);
}

.btn-form-submit {
  padding: 14px;
  background: var(--bronze-gradient);
  color: #FFF;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  margin-top: 6px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px var(--bronze-glow);
}

.btn-form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--bronze-glow);
}

/* Logo Downloads */
.logo-downloads-section {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

.downloads-heading {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  display: block;
  margin-bottom: 10px;
}

.downloads-chips {
  display: flex;
  gap: 10px;
}

.download-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: #FFF;
  border: 1px solid var(--border-card);
  border-radius: 4px;
  color: var(--bronze-dark);
  font-family: var(--font-mono);
  font-size: 11px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.download-chip:hover {
  background: var(--bronze-subtle);
  border-color: var(--bronze-primary);
}

/* Direct Channels */
.direct-channels-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.channel-card {
  padding: 18px;
  background: #FFF;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(90, 75, 50, 0.04);
}

.channel-card:hover {
  border-color: var(--bronze-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-warm);
}

.channel-card.highlight-wa {
  border-color: var(--border-card);
  background: rgba(255, 255, 255, 0.95);
}

.channel-type {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.16em;
  color: var(--bronze-primary);
}

.channel-val {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink-primary);
}

.channel-sub {
  font-size: 11px;
  color: var(--ink-muted);
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   Toast
   -------------------------------------------------------------------------- */
.luminous-toast {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 200;
  background: #FFF;
  border: 1px solid var(--bronze-primary);
  padding: 14px 22px;
  border-radius: 8px;
  box-shadow: var(--shadow-hover);
  display: flex;
  align-items: center;
  gap: 12px;
  transform: translateY(-100px);
  opacity: 0;
  transition: all 0.4s var(--ease-spring);
  pointer-events: none;
}

.luminous-toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-bullet {
  color: var(--bronze-primary);
  font-size: 16px;
  font-weight: bold;
}

.toast-message {
  font-size: 13px;
  color: var(--ink-primary);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   Touch Action & Safe Mobile Support
   -------------------------------------------------------------------------- */
#kinetic-arch-canvas {
  touch-action: none; /* Prevents mobile scroll interference while interacting with blocks */
}

.sandbox-viewport {
  height: 100vh;
  height: 100dvh; /* Mobile dynamic viewport height support */
  padding-top: max(24px, env(safe-area-inset-top));
  padding-bottom: max(20px, env(safe-area-inset-bottom));
  padding-left: max(24px, env(safe-area-inset-left));
  padding-right: max(24px, env(safe-area-inset-right));
}

.drawer-drag-pill {
  display: none;
}

/* --------------------------------------------------------------------------
   Comprehensive Mobile & Tablet Responsive Rules
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .sandbox-viewport {
    padding: 20px;
  }
  .sandbox-center-stage {
    left: 24px;
    max-width: 440px;
  }
  .sandbox-dock {
    flex-wrap: wrap;
  }
  .drawer-two-column-body {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .phase-status-pill {
    display: none;
  }

  .sandbox-header {
    width: 100%;
    gap: 10px;
  }

  .brand-emblem-svg {
    width: 38px;
    height: 38px;
    min-width: 38px;
  }

  .brand-main {
    font-size: 18px;
  }

  .brand-sub {
    font-size: 8px;
    letter-spacing: 0.2em;
  }

  .btn-sound-toggle {
    padding: 8px 10px;
    font-size: 10.5px;
  }

  .btn-sound-toggle .btn-sound-text {
    display: none;
  }

  .btn-primary-consult {
    padding: 8px 14px;
    font-size: 11px;
    letter-spacing: 0.04em;
    white-space: nowrap;
  }

  /* Center Stage on Mobile: Centered, clean, perfectly balanced */
  .sandbox-center-stage {
    position: relative;
    top: 0;
    left: 0;
    transform: none;
    max-width: 100%;
    text-align: center;
    margin: 4px auto 0 auto;
    pointer-events: none;
  }

  .curiosity-container {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .intrigue-badge {
    font-size: 9px;
    letter-spacing: 0.12em;
    padding: 4px 12px;
    margin-bottom: 8px;
  }

  .intrigue-title {
    font-size: clamp(22px, 5.8vw, 29px);
    line-height: 1.15;
    margin-bottom: 8px;
  }

  .intrigue-desc {
    display: none; /* Hide long paragraph on mobile to give spotlight to the kinetic architecture */
  }

  /* Compact 45-Day Countdown on Mobile */
  .countdown-card-prominent {
    padding: 8px 16px;
    gap: 10px;
    margin-bottom: 8px;
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(90, 75, 50, 0.08);
    background: rgba(255, 255, 255, 0.92);
  }

  .cd-num {
    font-size: 23px;
  }

  .cd-tag {
    font-size: 8px;
    letter-spacing: 0.14em;
    margin-top: 2px;
  }

  .cd-colon {
    font-size: 15px;
    margin-bottom: 5px;
  }

  .playful-instruction {
    font-size: 10px;
    justify-content: center;
    text-align: center;
    padding: 5px 14px;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(154, 123, 56, 0.15);
    border-radius: 99px;
    box-shadow: 0 4px 12px rgba(90, 75, 50, 0.05);
  }

  .instruction-icon {
    font-size: 13px;
  }

  /* Bottom Play Dock on Mobile */
  .sandbox-dock {
    flex-direction: column;
    align-items: center;
    gap: 6px;
    width: 100%;
    margin-top: auto;
  }

  .dock-tools-cluster {
    width: 100%;
    max-width: 440px;
    justify-content: center;
    gap: 6px;
    padding: 4px;
  }

  .dock-cluster-label {
    display: none; /* Save horizontal space */
  }

  .btn-dock-action {
    flex: 1;
    justify-content: center;
    padding: 8px 8px;
    font-size: 11.5px;
    white-space: nowrap;
  }

  .structural-telemetry-badge {
    font-size: 9px;
    padding: 3px 12px;
    margin: 0 auto;
    border-radius: 99px;
  }

  .dock-right-action {
    display: none; /* Already present in top header */
  }

  /* Mobile Slide-Up Consultation Drawer (Bottom Sheet) */
  .drawer-drag-pill {
    display: block;
    width: 36px;
    height: 4px;
    background: var(--border-card);
    border-radius: 99px;
    margin: 0 auto 14px auto;
  }

  .luminous-drawer {
    padding: 16px 20px 24px 20px;
    max-height: 88dvh;
    border-radius: 20px 20px 0 0;
  }

  .drawer-header-row {
    padding-bottom: 12px;
    margin-bottom: 18px;
  }

  .drawer-main-title {
    font-size: 21px;
  }

  .drawer-two-column-body {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .direct-channels-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* 16px font-size prevents iOS Safari zoom on focus */
  .input-group input,
  .input-group select {
    font-size: 16px;
    padding: 12px 14px;
  }

  /* Centered Mobile Toast */
  .luminous-toast {
    top: max(14px, env(safe-area-inset-top));
    left: 14px;
    right: 14px;
    transform: translateY(-80px);
    justify-content: center;
    padding: 11px 16px;
    border-radius: 10px;
  }

  .luminous-toast.show {
    transform: translateY(0);
  }
}

@media (max-width: 480px) {
  .sandbox-viewport {
    padding-top: max(14px, env(safe-area-inset-top));
    padding-bottom: max(14px, env(safe-area-inset-bottom));
    padding-left: max(14px, env(safe-area-inset-left));
    padding-right: max(14px, env(safe-area-inset-right));
  }

  .brand-main {
    font-size: 17px;
  }

  .brand-sub {
    font-size: 7.5px;
    letter-spacing: 0.18em;
  }

  .btn-primary-consult {
    padding: 7px 11px;
    font-size: 10.5px;
  }

  .intrigue-title {
    font-size: clamp(20px, 5.8vw, 24px);
    margin-bottom: 6px;
  }

  .countdown-card-prominent {
    gap: 7px;
    padding: 7px 12px;
    margin-bottom: 6px;
  }

  .cd-num {
    font-size: 20px;
  }

  .cd-colon {
    font-size: 13px;
    margin-bottom: 3px;
  }

  .btn-dock-action {
    padding: 7px 6px;
    font-size: 11px;
    gap: 4px;
  }
}

/* Touch Devices: Disable Desktop Reticle & Tap Highlight */
@media (hover: none) and (pointer: coarse) {
  .architect-cursor-hud {
    display: none !important;
  }
  .btn-dock-action,
  .btn-primary-consult,
  .btn-sound-toggle,
  .download-chip,
  .channel-card,
  .btn-form-submit {
    -webkit-tap-highlight-color: transparent;
  }
}

/* Landscape Mode on Small Screens */
@media (max-height: 520px) {
  .sandbox-viewport {
    padding: 8px 16px;
  }
  .sandbox-header {
    margin-bottom: 2px;
  }
  .intrigue-title {
    font-size: 18px;
    margin-bottom: 2px;
  }
  .intrigue-badge,
  .playful-instruction {
    display: none;
  }
  .countdown-card-prominent {
    padding: 5px 10px;
    gap: 6px;
    margin-bottom: 2px;
  }
  .cd-num {
    font-size: 17px;
  }
  .sandbox-dock {
    gap: 4px;
  }
}