/* ==========================================================================
   SHURT HRMS — ORANGE & WHITE LUXURY KEYNOTE SYSTEM
   Strict Brand Identity: #FF6B00 Primary Orange & Pure White Architecture
   100vw x 100dvh Edge-to-Edge Visual Experience with Directional Parallax
   ========================================================================== */

/* --- CSS Variables & Design Tokens (Orange & White Only) --- */
:root {
  /* Brand Orange Palette (Sampled directly from Shurt HRMS presentation) */
  --orange-primary: #ff6b00;
  --orange-primary-hover: #e65c00;
  --orange-deep: #c74100;
  --orange-dark: #9a3412;
  --orange-text-title: #2a1200;
  --orange-text-body: #612800;
  
  --orange-gradient: linear-gradient(135deg, #ff6b00 0%, #ff8533 100%);
  --orange-gradient-soft: linear-gradient(135deg, rgba(255, 107, 0, 0.12) 0%, rgba(255, 133, 51, 0.06) 100%);

  /* Warm White & Glass Surfaces */
  --bg-white: #ffffff;
  --bg-offwhite: #fffcf8;
  --bg-surface-warm: #fff7ed;
  
  --glass-white: rgba(255, 255, 255, 0.92);
  --glass-white-elevated: rgba(255, 255, 255, 0.97);
  --glass-orange-tint: rgba(255, 247, 237, 0.88);
  
  --border-orange-subtle: rgba(255, 107, 0, 0.18);
  --border-orange-medium: rgba(255, 107, 0, 0.32);
  --border-orange-strong: #ff6b00;
  
  --glass-hover-orange: rgba(255, 107, 0, 0.08);

  /* Warm Elevation Shadows (No harsh dark shadows) */
  --shadow-hud: 0 10px 30px rgba(255, 107, 0, 0.15), 0 2px 8px rgba(0, 0, 0, 0.06), 0 0 0 1px rgba(255, 107, 0, 0.15);
  --shadow-btn-orange: 0 6px 22px rgba(255, 107, 0, 0.42);
  --shadow-modal: 0 25px 70px rgba(255, 107, 0, 0.18), 0 4px 16px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(255, 107, 0, 0.2);
  --shadow-card: 0 8px 24px rgba(255, 107, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);

  /* Typography */
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Space Grotesk', monospace;

  /* Motion Timing & Easing */
  --transition-duration: 850ms;
  --ease-parallax: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-smooth: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-snappy: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-hud: 280ms;
}

/* --- Reset & Global Baseline --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html, body {
  width: 100vw;
  height: 100dvh;
  min-height: 100dvh;
  overflow: hidden;
  background-color: var(--bg-white);
  color: var(--orange-text-title);
  font-family: var(--font-main);
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

/* ==========================================================================
   FULLSCREEN PRESENTATION VIEWPORT (100vw x 100dvh Edge-to-Edge)
   ========================================================================== */

#presentationApp {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
  background: #ffffff;
  z-index: 1;
}

/* Slide Stack Container */
.slide-viewport-stack {
  position: absolute;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
  background: #ffffff;
}

/* Individual Fullscreen Slide Pane */
.slide-pane {
  position: absolute;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  will-change: transform, opacity;
  opacity: 0;
  pointer-events: none;
  z-index: 1;
}

.slide-pane.active {
  opacity: 1;
  pointer-events: auto;
  z-index: 2;
  transform: translate3d(0, 0, 0);
}

/* 
   FULL-SCREEN IMMERSIVE SLIDE IMAGE
   No borders, no frames, no padding, no rounded corners.
   Completely fills the screen edge-to-edge in true original colors.
*/
.fullscreen-slide-img {
  position: absolute;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  object-fit: cover;
  object-position: center center;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: none;
  /* Strictly NO continuous hover, NO tilt, NO scale, NO Ken Burns */
  transform: none !important;
}

/* ==========================================================================
   PARALLAX DIRECTIONAL SLIDE TRANSITIONS
   Transitions occur on the slide pane container only during navigation.
   Once transition finishes, all movement stops.
   ========================================================================== */

/* Bottom to Top (Next Slide Enters from Bottom, Outgoing Exits to Top) */
.slide-pane.enter-from-bottom {
  animation: enterFromBottom var(--transition-duration) var(--ease-parallax) forwards;
  z-index: 3;
}
.slide-pane.exit-to-top {
  animation: exitToTop var(--transition-duration) var(--ease-parallax) forwards;
  z-index: 2;
}

@keyframes enterFromBottom {
  0% {
    opacity: 1;
    transform: translate3d(0, 100%, 0);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes exitToTop {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
  100% {
    opacity: 0.4;
    transform: translate3d(0, -35%, 0);
  }
}

/* Top to Bottom (Prev Slide Enters from Top, Outgoing Exits to Bottom) */
.slide-pane.enter-from-top {
  animation: enterFromTop var(--transition-duration) var(--ease-parallax) forwards;
  z-index: 3;
}
.slide-pane.exit-to-bottom {
  animation: exitToBottom var(--transition-duration) var(--ease-parallax) forwards;
  z-index: 2;
}

@keyframes enterFromTop {
  0% {
    opacity: 1;
    transform: translate3d(0, -100%, 0);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes exitToBottom {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
  100% {
    opacity: 0.4;
    transform: translate3d(0, 35%, 0);
  }
}

/* Right to Left (Next Slide Enters from Right, Outgoing Exits to Left) */
.slide-pane.enter-from-right {
  animation: enterFromRight var(--transition-duration) var(--ease-parallax) forwards;
  z-index: 3;
}
.slide-pane.exit-to-left {
  animation: exitToLeft var(--transition-duration) var(--ease-parallax) forwards;
  z-index: 2;
}

@keyframes enterFromRight {
  0% {
    opacity: 1;
    transform: translate3d(100%, 0, 0);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes exitToLeft {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
  100% {
    opacity: 0.4;
    transform: translate3d(-35%, 0, 0);
  }
}

/* Left to Right (Prev Slide Enters from Left, Outgoing Exits to Right) */
.slide-pane.enter-from-left {
  animation: enterFromLeft var(--transition-duration) var(--ease-parallax) forwards;
  z-index: 3;
}
.slide-pane.exit-to-right {
  animation: exitToRight var(--transition-duration) var(--ease-parallax) forwards;
  z-index: 2;
}

@keyframes enterFromLeft {
  0% {
    opacity: 1;
    transform: translate3d(-100%, 0, 0);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes exitToRight {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
  100% {
    opacity: 0.4;
    transform: translate3d(35%, 0, 0);
  }
}

/* Initial First Slide Opening Reveal */
.slide-pane.initial-reveal {
  animation: initialReveal 0.9s var(--ease-parallax) forwards;
}

@keyframes initialReveal {
  0% {
    opacity: 0;
    transform: translate3d(0, 30px, 0);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

/* ==========================================================================
   MINIMAL FLOATING ORANGE & WHITE HUD INTERFACE
   Bright, warm, clean frosted glass controls floating above the slides.
   ========================================================================== */

/* Top Navigation Header */
.hud-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  padding: 0 clamp(16px, 3vw, 36px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 50;
  transition: opacity var(--duration-hud) var(--ease-smooth), transform var(--duration-hud) var(--ease-smooth);
  pointer-events: auto;
}

.hud-header.hud-hidden {
  opacity: 0;
  transform: translateY(-16px);
  pointer-events: none;
}

/* Brand Pill */
.brand-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  background: var(--glass-white);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-orange-subtle);
  border-radius: 100px;
  box-shadow: var(--shadow-hud);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.brand-badge:hover {
  border-color: var(--border-orange-medium);
  box-shadow: 0 12px 34px rgba(255, 107, 0, 0.22);
  transform: translateY(-1px);
}

.brand-logo-glow {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--orange-primary);
  box-shadow: 0 0 10px rgba(255, 107, 0, 0.8), 0 0 18px rgba(255, 107, 0, 0.4);
}

.brand-text {
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--orange-text-title);
  text-transform: uppercase;
}

.brand-tag {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--orange-deep);
  background: var(--orange-gradient-soft);
  border: 1px solid rgba(255, 107, 0, 0.2);
  padding: 2px 7px;
  border-radius: 4px;
  letter-spacing: 0.04em;
}

/* Center Slide Counter Pill */
.hud-center-pill {
  display: flex;
  align-items: center;
  padding: 7px 18px;
  background: var(--glass-white);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-orange-subtle);
  border-radius: 100px;
  box-shadow: var(--shadow-hud);
}

.slide-counter-display {
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  gap: 4px;
}

.slide-num-current {
  color: var(--orange-primary);
  font-weight: 800;
}

.slide-num-divider {
  color: rgba(255, 107, 0, 0.4);
  font-size: 12px;
}

.slide-num-total {
  color: var(--orange-dark);
}

/* Header Action Controls */
.hud-action-cluster {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hud-icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--glass-white);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-orange-subtle);
  color: var(--orange-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: all 0.2s var(--ease-smooth);
  outline: none;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(255, 107, 0, 0.08);
}

.hud-icon-btn:hover {
  background: var(--orange-primary);
  border-color: var(--orange-primary);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-btn-orange);
}

.hud-icon-btn:active {
  transform: translateY(0) scale(0.95);
}

.hud-icon-btn svg {
  width: 17px;
  height: 17px;
  stroke-width: 2.2;
}

/* Sound Wave Bars (Pure Orange) */
.sound-bars-container {
  display: flex;
  align-items: flex-end;
  gap: 2.5px;
  height: 14px;
  padding: 0 2px;
}

.sound-bar {
  width: 2.5px;
  height: 4px;
  background-color: currentColor;
  border-radius: 2px;
  transition: height 0.2s ease;
}

.sound-bar.playing {
  animation: soundBarDance 1s ease-in-out infinite alternate;
}

.sound-bar.playing:nth-child(1) { animation-delay: 0.1s; height: 12px; }
.sound-bar.playing:nth-child(2) { animation-delay: 0.3s; height: 16px; }
.sound-bar.playing:nth-child(3) { animation-delay: 0.2s; height: 10px; }
.sound-bar.playing:nth-child(4) { animation-delay: 0.4s; height: 14px; }

@keyframes soundBarDance {
  0% { height: 4px; }
  100% { height: 14px; }
}

/* Volume Slider Popover */
.volume-popover {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--glass-white-elevated);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-orange-medium);
  padding: 10px 14px;
  border-radius: 12px;
  box-shadow: var(--shadow-hud);
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: all 0.2s var(--ease-smooth);
  z-index: 60;
  width: 150px;
}

.volume-wrapper:hover .volume-popover,
.volume-wrapper:focus-within .volume-popover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.volume-slider {
  width: 100%;
  accent-color: var(--orange-primary);
  cursor: pointer;
  height: 4px;
  background: rgba(255, 107, 0, 0.2);
  border-radius: 2px;
  outline: none;
}

/* ==========================================================================
   BOTTOM FLOATING HUD (Orange & White Navigation)
   ========================================================================== */

.hud-bottom {
  position: absolute;
  bottom: clamp(16px, 3vh, 32px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  background: var(--glass-white);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-orange-subtle);
  border-radius: 100px;
  box-shadow: var(--shadow-hud);
  transition: opacity var(--duration-hud) var(--ease-smooth), transform var(--duration-hud) var(--ease-smooth);
  pointer-events: auto;
}

.hud-bottom.hud-hidden {
  opacity: 0;
  transform: translate(-50%, 16px);
  pointer-events: none;
}

.hud-nav-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 107, 0, 0.06);
  border: 1px solid var(--border-orange-subtle);
  color: var(--orange-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s var(--ease-smooth);
  outline: none;
}

.hud-nav-btn:hover {
  background: var(--orange-primary);
  border-color: var(--orange-primary);
  color: #ffffff;
  transform: scale(1.08);
  box-shadow: var(--shadow-btn-orange);
}

.hud-nav-btn:active {
  transform: scale(0.94);
}

.hud-nav-btn svg {
  width: 18px;
  height: 18px;
  stroke-width: 2.4;
}

/* Central Play / Pause Button (Signature Brand Orange) */
.hud-play-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--orange-gradient);
  border: none;
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-btn-orange);
  transition: all 0.22s var(--ease-snappy);
  outline: none;
}

.hud-play-btn:hover {
  background: var(--orange-primary-hover);
  transform: scale(1.1);
  box-shadow: 0 8px 28px rgba(255, 107, 0, 0.6);
}

.hud-play-btn:active {
  transform: scale(0.95);
}

.hud-play-btn svg {
  width: 20px;
  height: 20px;
  fill: #ffffff;
}

/* Countdown Time Badge (Orange & White) */
.hud-time-badge {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange-dark);
  padding: 5px 10px;
  background: rgba(255, 247, 237, 0.9);
  border-radius: 20px;
  border: 1px solid var(--border-orange-subtle);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Status Indicator Dot (Pure Orange) */
.time-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange-primary);
  box-shadow: 0 0 8px var(--orange-primary);
}

.time-dot.paused {
  background: #ea580c;
  box-shadow: 0 0 8px #ea580c;
}

/* Presentation Bottom Progress Line (Pure Orange & White) */
.presentation-progress-tracker {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: rgba(255, 247, 237, 0.8);
  border-top: 1px solid rgba(255, 107, 0, 0.15);
  z-index: 55;
  cursor: pointer;
  transition: height 0.2s ease;
}

.presentation-progress-tracker:hover {
  height: 7px;
}

.progress-fill-current {
  height: 100%;
  width: 0%;
  background: var(--orange-gradient);
  position: relative;
  transition: width 0.05s linear;
  box-shadow: 0 0 10px rgba(255, 107, 0, 0.8);
}

/* Screen Edge Navigation Zones (Desktop) */
.edge-nav-zone {
  position: absolute;
  top: 70px;
  bottom: 80px;
  width: 10%;
  min-width: 60px;
  z-index: 40;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
  -webkit-tap-highlight-color: transparent;
}

.edge-nav-zone.edge-left { left: 0; }
.edge-nav-zone.edge-right { right: 0; }

.edge-hint-pill {
  position: absolute;
  padding: 8px 16px;
  background: var(--glass-white-elevated);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-orange-medium);
  border-radius: 100px;
  color: var(--orange-primary);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: var(--shadow-hud);
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.2s var(--ease-smooth), transform 0.2s var(--ease-smooth);
  pointer-events: none;
}

.edge-nav-zone:hover .edge-hint-pill {
  opacity: 1;
  transform: scale(1);
}

/* ==========================================================================
   CINEMATIC HERO OPENING ENTRANCE SCREEN (Orange & White Theme)
   ========================================================================== */

.cinematic-intro {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: radial-gradient(circle at 50% 30%, #ffffff 0%, #fff7ed 60%, #ffedd5 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.8s var(--ease-parallax), transform 0.8s var(--ease-parallax), visibility 0.8s ease;
}

.cinematic-intro.intro-dismissed {
  opacity: 0;
  visibility: hidden;
  transform: scale(1.04);
  pointer-events: none;
}

.intro-card {
  position: relative;
  z-index: 10;
  max-width: 600px;
  width: 100%;
  text-align: center;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--border-orange-medium);
  border-radius: 24px;
  padding: clamp(32px, 5vw, 44px) clamp(20px, 4vw, 36px);
  box-shadow: var(--shadow-modal);
}

.intro-tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 100px;
  background: rgba(255, 107, 0, 0.1);
  border: 1px solid rgba(255, 107, 0, 0.3);
  color: var(--orange-deep);
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.intro-title {
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  color: var(--orange-text-title);
}

.intro-desc {
  font-size: clamp(14px, 1.8vw, 15.5px);
  color: var(--orange-text-body);
  line-height: 1.6;
  margin-bottom: 24px;
}

.intro-features-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--orange-dark);
  background: var(--bg-surface-warm);
  border: 1px solid var(--border-orange-subtle);
  padding: 5px 12px;
  border-radius: 8px;
}

.intro-start-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  max-width: 300px;
  padding: 15px 28px;
  font-family: var(--font-main);
  font-size: 15.5px;
  font-weight: 700;
  color: #ffffff;
  background: var(--orange-gradient);
  border: none;
  border-radius: 100px;
  cursor: pointer;
  box-shadow: var(--shadow-btn-orange);
  transition: all 0.25s var(--ease-smooth);
  outline: none;
}

.intro-start-btn:hover {
  background: var(--orange-primary-hover);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 32px rgba(255, 107, 0, 0.55);
}

.intro-start-btn:active {
  transform: translateY(1px) scale(0.98);
}

.intro-audio-note {
  margin-top: 16px;
  font-size: 12px;
  color: var(--orange-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

/* ==========================================================================
   SLIDE OVERVIEW & MODALS (Orange & White Styling)
   ========================================================================== */

/* Thumbnail Grid Drawer */
.grid-drawer {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s var(--ease-parallax);
  padding: clamp(16px, 3vw, 32px);
}

.grid-drawer.drawer-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-orange-subtle);
  margin-bottom: 20px;
}

.drawer-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--orange-text-title);
}

.drawer-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--orange-deep);
  background: rgba(255, 107, 0, 0.12);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 107, 0, 0.25);
  margin-left: 8px;
}

.drawer-close-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--glass-white);
  border: 1px solid var(--border-orange-medium);
  color: var(--orange-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.drawer-close-btn:hover {
  background: var(--orange-primary);
  color: #ffffff;
  transform: rotate(90deg);
}

.thumbnails-scroll-container {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 6px;
}

.thumbnails-scroll-container::-webkit-scrollbar {
  width: 6px;
}
.thumbnails-scroll-container::-webkit-scrollbar-thumb {
  background: rgba(255, 107, 0, 0.25);
  border-radius: 3px;
}

.thumbnails-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  padding-bottom: 24px;
}

.thumb-card {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  background: #ffffff;
  border: 2px solid var(--border-orange-subtle);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.2s var(--ease-smooth);
  box-shadow: var(--shadow-card);
}

.thumb-card:hover {
  transform: translateY(-3px) scale(1.02);
  border-color: var(--orange-primary);
  box-shadow: 0 10px 25px rgba(255, 107, 0, 0.25);
}

.thumb-card.active {
  border-color: var(--orange-primary);
  box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.3), 0 8px 20px rgba(255, 107, 0, 0.35);
}

.thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.thumb-badge {
  position: absolute;
  top: 6px;
  left: 6px;
  padding: 2px 6px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border-orange-subtle);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 800;
  color: var(--orange-deep);
}

.thumb-active-tag {
  position: absolute;
  bottom: 6px;
  right: 6px;
  padding: 2px 6px;
  background: var(--orange-primary);
  border-radius: 4px;
  font-size: 9px;
  font-weight: 800;
  color: #ffffff;
  text-transform: uppercase;
}

/* Modals (Complete, Shortcuts, Documentation) */
.complete-modal, .shortcuts-modal, .documentation-drawer {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(255, 247, 237, 0.85);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s var(--ease-parallax);
}

.complete-modal.modal-open, .shortcuts-modal.modal-open, .documentation-drawer.drawer-open {
  opacity: 1;
  visibility: visible;
}

.complete-card, .shortcuts-card {
  max-width: 500px;
  width: 100%;
  text-align: center;
  background: var(--glass-white-elevated);
  border: 1px solid var(--border-orange-medium);
  border-radius: 20px;
  padding: 36px 28px;
  box-shadow: var(--shadow-modal);
}

.complete-title {
  font-size: 24px;
  font-weight: 800;
  color: var(--orange-text-title);
  margin-bottom: 10px;
}

.complete-desc {
  font-size: 14px;
  color: var(--orange-text-body);
  line-height: 1.55;
  margin-bottom: 24px;
}

.complete-btn-primary {
  padding: 13px 24px;
  background: var(--orange-gradient);
  color: #fff;
  font-weight: 700;
  font-size: 14.5px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-btn-orange);
  width: 100%;
  margin-bottom: 10px;
  transition: all 0.2s ease;
}

.complete-btn-primary:hover {
  background: var(--orange-primary-hover);
  transform: translateY(-1px);
}

.complete-btn-secondary {
  padding: 12px 24px;
  background: var(--bg-surface-warm);
  border: 1px solid var(--border-orange-medium);
  color: var(--orange-deep);
  font-weight: 700;
  font-size: 13.5px;
  border-radius: 100px;
  cursor: pointer;
  width: 100%;
  transition: all 0.2s ease;
}

.complete-btn-secondary:hover {
  background: rgba(255, 107, 0, 0.12);
}

.shortcuts-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 18px 0 20px 0;
  text-align: left;
}

.shortcut-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--bg-surface-warm);
  border: 1px solid var(--border-orange-subtle);
  border-radius: 8px;
}

.shortcut-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--orange-text-body);
}

kbd {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--orange-deep);
  background: #ffffff;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-orange-medium);
  box-shadow: 0 1px 2px rgba(255, 107, 0, 0.15);
}

/* Toast Notifications (Orange & White) */
.toast-container {
  position: fixed;
  top: clamp(20px, 4vh, 32px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 500;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}

.toast-pill {
  padding: 7px 18px;
  background: var(--glass-white-elevated);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-orange-medium);
  border-radius: 100px;
  color: var(--orange-deep);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 10px 30px rgba(255, 107, 0, 0.22);
  animation: toastFade 2.4s var(--ease-parallax) forwards;
}

@keyframes toastFade {
  0% { opacity: 0; transform: translateY(-10px) scale(0.9); }
  15% { opacity: 1; transform: translateY(0) scale(1); }
  80% { opacity: 1; transform: translateY(0) scale(1); }
  100% { opacity: 0; transform: translateY(-8px) scale(0.95); }
}

/* ==========================================================================
   DOCUMENTATION DRAWER (Full-Screen Crawlable SEO Content in Orange & White)
   ========================================================================== */

.documentation-drawer {
  padding: clamp(16px, 4vw, 40px);
  align-items: stretch;
}

.doc-drawer-content {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  background: var(--bg-white);
  border: 1px solid var(--border-orange-medium);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-modal);
}

.doc-drawer-header {
  padding: 18px 28px;
  border-bottom: 1px solid var(--border-orange-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface-warm);
}

.doc-scroll-area {
  flex: 1;
  overflow-y: auto;
  padding: clamp(24px, 4vw, 48px);
  user-select: text;
  -webkit-user-select: text;
}

.doc-scroll-area::-webkit-scrollbar {
  width: 6px;
}
.doc-scroll-area::-webkit-scrollbar-thumb {
  background: rgba(255, 107, 0, 0.25);
  border-radius: 3px;
}

/* SEO Content Components (Orange & White) */
.doc-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  border-radius: 100px;
  background: rgba(255, 107, 0, 0.1);
  border: 1px solid rgba(255, 107, 0, 0.3);
  color: var(--orange-deep);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.doc-h1 {
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 14px;
  color: var(--orange-text-title);
}

.doc-lead {
  font-size: clamp(14px, 1.8vw, 16px);
  color: var(--orange-text-body);
  line-height: 1.65;
  margin-bottom: 28px;
}

.doc-pillar {
  margin-bottom: 48px;
}

.doc-pillar-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--orange-deep);
  margin-bottom: 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-orange-subtle);
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

.module-card {
  background: var(--bg-surface-warm);
  border: 1px solid var(--border-orange-subtle);
  border-radius: 14px;
  padding: 20px;
  box-shadow: var(--shadow-card);
}

.module-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--orange-text-title);
  margin-bottom: 8px;
}

.module-desc {
  font-size: 13px;
  color: var(--orange-text-body);
  line-height: 1.55;
  margin-bottom: 12px;
}

.module-capabilities-list {
  list-style: none;
  margin-bottom: 14px;
}

.module-capabilities-list li {
  font-size: 12.5px;
  color: var(--orange-text-body);
  margin-bottom: 6px;
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

.module-capabilities-list li::before {
  content: '✓';
  color: var(--orange-primary);
  font-weight: 800;
}

.module-value-box {
  background: rgba(255, 107, 0, 0.08);
  border-left: 3px solid var(--orange-primary);
  padding: 8px 12px;
  border-radius: 0 8px 8px 0;
  font-size: 12px;
  color: var(--orange-deep);
  line-height: 1.45;
}

.company-footer-card {
  text-align: center;
  background: var(--bg-surface-warm);
  border: 1px solid var(--border-orange-medium);
  border-radius: 18px;
  padding: 36px 20px;
  margin-top: 40px;
}

/* ==========================================================================
   RESPONSIVE DESIGN & MOBILE OPTIMIZATIONS
   ========================================================================== */

@media (max-width: 768px) {
  .hud-header {
    padding: 0 12px;
    height: 54px;
  }
  .brand-tag { display: none; }
  .edge-nav-zone { display: none; }
  .hud-bottom {
    bottom: max(12px, env(safe-area-inset-bottom, 12px));
    gap: 8px;
    padding: 5px 10px;
  }
  .hud-nav-btn { width: 36px; height: 36px; }
  .hud-play-btn { width: 42px; height: 42px; }
  .thumbnails-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
}

@media (max-width: 480px) {
  .brand-text { font-size: 11.5px; }
  .hud-center-pill { padding: 5px 10px; }
  .slide-counter-display { font-size: 11.5px; }
  .hud-icon-btn { width: 32px; height: 32px; }
  .hud-icon-btn svg { width: 14px; height: 14px; }
  .hud-time-badge { display: none; }
  .intro-card { padding: 24px 16px; border-radius: 18px; }
}

/* Accessibility: Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}


/* --- Component Base Visibility (Hidden by default on Tablet & Desktop) --- */
.brand-circle-logo {
  display: none !important;
}

.hud-mobile-jump-btn {
  display: none !important;
}


/* ==========================================================================
   MOBILE-ONLY EXPERIENCE (Scoped strictly to .is-mobile-mode)
   Applies ONLY to touch-first mobile viewports (< 768px).
   ZERO leakage into tablet (>= 768px) and desktop.
   ========================================================================== */

.is-mobile-mode {
  --transition-duration: 380ms;
}

/* 1. Mobile App Viewport: Flex-column layout filling 100vh/100dvh */
.is-mobile-mode#presentationApp,
.is-mobile-mode #presentationApp {
  position: fixed !important;
  inset: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  height: 100dvh !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  overflow: hidden !important;
  background: #ffffff !important;
  z-index: 1 !important;
}

/* 2. Mobile Header: Sits at top in flow, compact height, safe-area inset */
.is-mobile-mode .hud-header {
  order: 1 !important;
  position: relative !important;
  top: auto !important;
  left: auto !important;
  right: auto !important;
  width: 100% !important;
  height: 52px !important;
  min-height: 52px !important;
  flex: 0 0 auto !important;
  padding: 0 10px !important;
  padding-top: max(4px, env(safe-area-inset-top, 4px)) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  background: rgba(255, 255, 255, 0.96) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border-bottom: 1px solid var(--border-orange-subtle) !important;
  box-shadow: 0 2px 10px rgba(255, 107, 0, 0.04) !important;
  z-index: 50 !important;
}

.is-mobile-mode .hud-header.hud-hidden {
  transform: none !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

/* Hide desktop-only elements on mobile header */
.is-mobile-mode .brand-tag,
.is-mobile-mode .desktop-only-action,
.is-mobile-mode .volume-wrapper,
.is-mobile-mode .edge-nav-zone {
  display: none !important;
}

/* Circular ST Logo badge sitting cleanly inside mobile brand badge */
.is-mobile-mode .brand-logo-glow {
  display: none !important;
}

.is-mobile-mode .brand-circle-logo {
  display: flex !important;
  width: 18px !important;
  height: 18px !important;
  border-radius: 50% !important;
  align-items: center !important;
  justify-content: center !important;
  flex-shrink: 0 !important;
}

.is-mobile-mode .brand-circle-logo svg {
  display: block !important;
  width: 18px !important;
  height: 18px !important;
}

.is-mobile-mode .brand-badge {
  padding: 4px 8px !important;
  gap: 6px !important;
  flex-shrink: 0 !important;
}

.is-mobile-mode .brand-text {
  font-size: 11px !important;
  letter-spacing: 0.04em !important;
}

.is-mobile-mode .hud-center-pill {
  padding: 4px 8px !important;
  flex-shrink: 0 !important;
}

.is-mobile-mode .slide-counter-display {
  font-size: 11px !important;
  gap: 2px !important;
}

.is-mobile-mode .hud-action-cluster {
  gap: 4px !important;
}

.is-mobile-mode .hud-icon-btn {
  width: 32px !important;
  height: 32px !important;
}

.is-mobile-mode .hud-icon-btn svg {
  width: 14px !important;
  height: 14px !important;
}

/* 3. Mobile Slide Viewport Stack: Fills 100% space between header & bottom nav */
.is-mobile-mode .slide-viewport-stack {
  order: 2 !important;
  position: relative !important;
  inset: auto !important;
  flex: 1 1 0 !important;
  min-height: 0 !important;
  width: 100% !important;
  height: 100% !important;
  overflow: hidden !important;
  background: #ffffff !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
}

.is-mobile-mode .slide-pane {
  position: absolute !important;
  inset: 0 !important;
  width: 100% !important;
  height: 100% !important;
  overflow: hidden !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  background: #ffffff !important;
}

/* Contain portrait images on pure white canvas; vertically & horizontally centered with zero blank gap */
.is-mobile-mode .fullscreen-slide-img {
  position: relative !important;
  inset: auto !important;
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
  object-fit: contain !important;
  object-position: center center !important;
  background-color: #ffffff !important;
  margin: auto !important;
}

/* 4. Mobile Bottom Navigation Bar: Anchored consistently at bottom of viewport */
.is-mobile-mode .hud-bottom {
  order: 3 !important;
  position: relative !important;
  bottom: 0 !important;
  left: 0 !important;
  right: 0 !important;
  transform: none !important;
  width: 100% !important;
  flex: 0 0 auto !important;
  min-height: 52px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: clamp(8px, 3vw, 16px) !important;
  padding: 6px 12px !important;
  padding-bottom: max(10px, env(safe-area-inset-bottom, 10px)) !important;
  border-radius: 0 !important;
  border-top: 1px solid var(--border-orange-subtle) !important;
  border-left: none !important;
  border-right: none !important;
  border-bottom: none !important;
  background: rgba(255, 255, 255, 0.96) !important;
  box-shadow: 0 -3px 16px rgba(0, 0, 0, 0.04) !important;
  z-index: 50 !important;
}

.is-mobile-mode .hud-bottom.hud-hidden {
  transform: none !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

/* Hide desktop play button and timer on mobile */
.is-mobile-mode .hud-play-btn,
.is-mobile-mode .hud-time-badge {
  display: none !important;
}

/* Mobile Quick Jump Button */
.is-mobile-mode .hud-mobile-jump-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  height: 38px !important;
  padding: 0 clamp(12px, 3.5vw, 20px) !important;
  background: var(--orange-gradient) !important;
  border: none !important;
  border-radius: 100px !important;
  color: #ffffff !important;
  font-family: var(--font-main) !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  cursor: pointer !important;
  box-shadow: var(--shadow-btn-orange) !important;
  transition: transform 0.2s ease, box-shadow 0.2s ease !important;
  -webkit-tap-highlight-color: transparent !important;
  outline: none !important;
  flex-shrink: 0 !important;
  white-space: nowrap !important;
}

.is-mobile-mode .hud-nav-btn {
  width: 38px !important;
  height: 38px !important;
}

/* Mobile Progress Tracker: docked to top of anchored bottom nav bar */
.is-mobile-mode .presentation-progress-tracker {
  position: absolute !important;
  top: 0 !important;
  bottom: auto !important;
  left: 0 !important;
  right: 0 !important;
  width: 100% !important;
  height: 3.5px !important;
  background: rgba(255, 107, 0, 0.12) !important;
  border-top: none !important;
  z-index: 52 !important;
}

/* Mobile Toast Notifications: positioned below mobile header */
.is-mobile-mode .toast-container {
  top: calc(52px + max(8px, env(safe-area-inset-top, 8px))) !important;
}

/* Snappy Mobile Slide Transitions */
.is-mobile-mode .slide-pane.initial-reveal {
  animation: mobileFadeIn 280ms ease forwards !important;
}

@keyframes mobileFadeIn {
  0% { opacity: 0; transform: translate3d(0, 0, 0); }
  100% { opacity: 1; transform: translate3d(0, 0, 0); }
}

.is-mobile-mode .slide-pane.enter-from-right {
  animation: mobileEnterRight 360ms cubic-bezier(0.25, 1, 0.5, 1) forwards !important;
  z-index: 3 !important;
}
.is-mobile-mode .slide-pane.exit-to-left {
  animation: mobileExitLeft 360ms cubic-bezier(0.25, 1, 0.5, 1) forwards !important;
  z-index: 2 !important;
}
.is-mobile-mode .slide-pane.enter-from-left {
  animation: mobileEnterLeft 360ms cubic-bezier(0.25, 1, 0.5, 1) forwards !important;
  z-index: 3 !important;
}
.is-mobile-mode .slide-pane.exit-to-right {
  animation: mobileExitRight 360ms cubic-bezier(0.25, 1, 0.5, 1) forwards !important;
  z-index: 2 !important;
}
.is-mobile-mode .slide-pane.enter-from-bottom {
  animation: mobileEnterBottom 360ms cubic-bezier(0.25, 1, 0.5, 1) forwards !important;
  z-index: 3 !important;
}
.is-mobile-mode .slide-pane.exit-to-top {
  animation: mobileExitTop 360ms cubic-bezier(0.25, 1, 0.5, 1) forwards !important;
  z-index: 2 !important;
}
.is-mobile-mode .slide-pane.enter-from-top {
  animation: mobileEnterTop 360ms cubic-bezier(0.25, 1, 0.5, 1) forwards !important;
  z-index: 3 !important;
}
.is-mobile-mode .slide-pane.exit-to-bottom {
  animation: mobileExitBottom 360ms cubic-bezier(0.25, 1, 0.5, 1) forwards !important;
  z-index: 2 !important;
}

@keyframes mobileExitLeft {
  0% { opacity: 1; transform: translate3d(0, 0, 0); }
  100% { opacity: 0.25; transform: translate3d(-30%, 0, 0); }
}
@keyframes mobileEnterLeft {
  0% { opacity: 0.7; transform: translate3d(-100%, 0, 0); }
  100% { opacity: 1; transform: translate3d(0, 0, 0); }
}
@keyframes mobileExitRight {
  0% { opacity: 1; transform: translate3d(0, 0, 0); }
  100% { opacity: 0.25; transform: translate3d(30%, 0, 0); }
}
@keyframes mobileEnterRight {
  0% { opacity: 0.7; transform: translate3d(100%, 0, 0); }
  100% { opacity: 1; transform: translate3d(0, 0, 0); }
}
@keyframes mobileEnterBottom {
  0% { opacity: 0.7; transform: translate3d(0, 100%, 0); }
  100% { opacity: 1; transform: translate3d(0, 0, 0); }
}
@keyframes mobileExitTop {
  0% { opacity: 1; transform: translate3d(0, 0, 0); }
  100% { opacity: 0.25; transform: translate3d(0, -30%, 0); }
}
@keyframes mobileEnterTop {
  0% { opacity: 0.7; transform: translate3d(0, -100%, 0); }
  100% { opacity: 1; transform: translate3d(0, 0, 0); }
}
@keyframes mobileExitBottom {
  0% { opacity: 1; transform: translate3d(0, 0, 0); }
  100% { opacity: 0.25; transform: translate3d(0, 30%, 0); }
}

/* Mobile Thumbnails Grid: 9:16 aspect ratio cards for portrait webp-mobile */
.is-mobile-mode .thumbnails-grid {
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)) !important;
  gap: 12px !important;
}
.is-mobile-mode .thumb-card {
  aspect-ratio: 9 / 16 !important;
  border-radius: 12px !important;
}
.is-mobile-mode .thumb-img {
  object-fit: contain !important;
  background: #ffffff !important;
}

/* Title bar inside mobile thumbnail card for easy visual browsing */
.thumb-title-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.88) 60%, transparent 100%);
  padding: 10px 6px 5px 6px;
  font-size: 10px;
  font-weight: 700;
  color: var(--orange-text-title);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  pointer-events: none;
}

/* Ultra-narrow mobile (<=350px) */
@media (max-width: 350px) {
  .is-mobile-mode .brand-text { font-size: 10px !important; }
  .is-mobile-mode .hud-center-pill { padding: 3px 6px !important; }
  .is-mobile-mode .slide-counter-display { font-size: 10px !important; }
  .is-mobile-mode .hud-icon-btn { width: 28px !important; height: 28px !important; }
  .is-mobile-mode .hud-icon-btn svg { width: 13px !important; height: 13px !important; }
  .is-mobile-mode .hud-mobile-jump-btn { font-size: 11px !important; padding: 0 8px !important; gap: 4px !important; }
  .is-mobile-mode .hud-mobile-jump-btn span { font-size: 11px !important; }
  .is-mobile-mode .hud-nav-btn { width: 34px !important; height: 34px !important; }
}