:root {
  /* Dark Theme Palette (SafeTrace Redesign) */
  --bg-dark: #0f172a;        /* Slate 900 */
  --bg-surface: #1e293b;     /* Slate 800 */
  --bg-surface-light: #334155; /* Slate 700 */
  
  --primary: #818cf8;        /* Indigo 400 (Trust) */
  --primary-hover: #6366f1;
  --secondary: #34d399;      /* Emerald 400 (Safety/Grounding) */
  --accent: #c084fc;         /* Purple 400 (Mental Health touch) */
  --danger: #ef4444;         /* Red 500 */
  --warning: #f59e0b;        /* Amber 500 */

  --text-main: #f8fafc;      /* Slate 50 */
  --text-muted: #94a3b8;     /* Slate 400 */
  
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 64px;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* Glows and Shadows for Dark Mode */
  --glow-primary: 0 0 15px rgba(129, 140, 248, 0.3);
  --glow-secondary: 0 0 15px rgba(52, 211, 153, 0.2);
  --shadow-panel: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  font-size: 18px; /* Accessible minimum */
  -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.01em;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-muted);
}

/* Core Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

header {
  border-bottom: 1px solid var(--bg-surface-light);
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-main);
  text-decoration: none;
}

.logo-shield {
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text-main);
}

/* Alert Banner */
.alert-banner {
  background: rgba(239, 68, 68, 0.1);
  border-bottom: 1px solid rgba(239, 68, 68, 0.2);
  padding: var(--spacing-sm) var(--spacing-lg);
  text-align: center;
  font-size: 0.95rem;
}
.alert-banner strong { color: var(--danger); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  min-height: 44px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: #fff;
  box-shadow: var(--glow-primary);
}

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

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--bg-surface-light);
}

.btn-secondary:hover {
  background-color: var(--bg-surface-light);
}

.btn-danger-outline {
  background-color: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
}

.btn-danger-outline:hover {
  background-color: rgba(239, 68, 68, 0.1);
}

/* Panels */
.panel {
  background: var(--bg-surface);
  border: 1px solid var(--bg-surface-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-panel);
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 14px;
  border: 1px solid var(--bg-surface-light);
  border-radius: var(--radius-md);
  background: var(--bg-dark);
  color: var(--text-main);
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(129, 140, 248, 0.2);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.confidence-scale {
  display: flex;
  gap: var(--spacing-sm);
}

.confidence-btn {
  flex: 1;
  padding: 10px;
  background: var(--bg-dark);
  border: 1px solid var(--bg-surface-light);
  color: var(--text-muted);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 600;
  text-align: center;
  transition: all 0.2s;
}

.confidence-btn.active[data-val="low"] { background: rgba(52, 211, 153, 0.2); border-color: var(--secondary); color: var(--secondary); }
.confidence-btn.active[data-val="medium"] { background: rgba(245, 158, 11, 0.2); border-color: var(--warning); color: var(--warning); }
.confidence-btn.active[data-val="high"] { background: rgba(239, 68, 68, 0.2); border-color: var(--danger); color: var(--danger); }

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  gap: var(--spacing-xxl);
  padding: var(--spacing-xxl) 0;
}

.hero-content {
  flex: 1;
}

.hero-image {
  flex: 1;
  display: none;
}

@media(min-width: 900px) {
  .hero-image { display: block; }
}

.hero-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--glow-primary);
  border: 1px solid var(--bg-surface-light);
}

.tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  background: rgba(192, 132, 252, 0.1);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-md);
  letter-spacing: 0.5px;
}

/* Feature Grid */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  margin: var(--spacing-xxl) 0;
}

@media(min-width: 768px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media(min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

/* Dashboard Mockup */
.dashboard-preview {
  margin: var(--spacing-xxl) 0;
}

.dashboard-image-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--bg-surface-light);
  box-shadow: var(--glow-secondary);
}

.dashboard-image-container img {
  width: 100%;
  display: block;
}

/* Crisis Button Override */
.btn-emergency-fixed {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 9999;
  background-color: var(--danger);
  color: white;
  border-radius: var(--radius-full);
  padding: 16px 24px;
  box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
}

/* Grounding Chat Widget Mock */
.grounding-chat {
  position: fixed;
  bottom: var(--spacing-lg);
  left: var(--spacing-lg);
  background: var(--bg-surface);
  border: 1px solid var(--secondary);
  color: var(--text-main);
  padding: 12px 20px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  box-shadow: var(--glow-secondary);
  cursor: pointer;
  z-index: 9999;
}
.grounding-chat:hover {
  background: var(--bg-surface-light);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--secondary);
  color: var(--bg-dark);
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  box-shadow: var(--glow-secondary);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* --- NEW: Bunker / Underground Animations --- */

/* Glitch Effect */
.glitch {
    position: relative;
    display: inline-block;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-surface);
}

.glitch::before {
    left: 2px;
    text-shadow: -2px 0 var(--accent);
    clip: rect(24px, 550px, 90px, 0);
    animation: glitch-anim-2 3s infinite linear alternate-reverse;
}

.glitch::after {
    left: -2px;
    text-shadow: -2px 0 var(--primary);
    clip: rect(85px, 550px, 140px, 0);
    animation: glitch-anim 2.5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip: rect(22px, 9999px, 91px, 0); }
    5% { clip: rect(65px, 9999px, 98px, 0); }
    10% { clip: rect(13px, 9999px, 33px, 0); }
    15% { clip: rect(81px, 9999px, 49px, 0); }
    20% { clip: rect(2px, 9999px, 83px, 0); }
    25% { clip: rect(15px, 9999px, 3px, 0); }
    30% { clip: rect(93px, 9999px, 35px, 0); }
    35% { clip: rect(4px, 9999px, 7px, 0); }
    40% { clip: rect(51px, 9999px, 87px, 0); }
    45% { clip: rect(78px, 9999px, 60px, 0); }
    50% { clip: rect(29px, 9999px, 44px, 0); }
    55% { clip: rect(19px, 9999px, 58px, 0); }
    60% { clip: rect(90px, 9999px, 63px, 0); }
    65% { clip: rect(38px, 9999px, 16px, 0); }
    70% { clip: rect(8px, 9999px, 48px, 0); }
    75% { clip: rect(61px, 9999px, 20px, 0); }
    80% { clip: rect(42px, 9999px, 10px, 0); }
    85% { clip: rect(86px, 9999px, 80px, 0); }
    90% { clip: rect(32px, 9999px, 97px, 0); }
    95% { clip: rect(55px, 9999px, 25px, 0); }
    100% { clip: rect(73px, 9999px, 52px, 0); }
}

@keyframes glitch-anim-2 {
    0% { clip: rect(35px, 9999px, 12px, 0); }
    5% { clip: rect(80px, 9999px, 94px, 0); }
    10% { clip: rect(21px, 9999px, 48px, 0); }
    15% { clip: rect(67px, 9999px, 30px, 0); }
    20% { clip: rect(11px, 9999px, 75px, 0); }
    25% { clip: rect(98px, 9999px, 5px, 0); }
    30% { clip: rect(45px, 9999px, 88px, 0); }
    35% { clip: rect(18px, 9999px, 62px, 0); }
    40% { clip: rect(74px, 9999px, 25px, 0); }
    45% { clip: rect(2px, 9999px, 54px, 0); }
    50% { clip: rect(85px, 9999px, 16px, 0); }
    55% { clip: rect(39px, 9999px, 70px, 0); }
    60% { clip: rect(56px, 9999px, 40px, 0); }
    65% { clip: rect(92px, 9999px, 8px, 0); }
    70% { clip: rect(27px, 9999px, 82px, 0); }
    75% { clip: rect(69px, 9999px, 50px, 0); }
    80% { clip: rect(14px, 9999px, 99px, 0); }
    85% { clip: rect(53px, 9999px, 33px, 0); }
    90% { clip: rect(89px, 9999px, 20px, 0); }
    95% { clip: rect(4px, 9999px, 66px, 0); }
    100% { clip: rect(77px, 9999px, 42px, 0); }
}

/* Button Glitch Hover */
.btn-primary:hover {
    animation: buttonGlitch 0.3s cubic-bezier(.25, .46, .45, .94) both infinite;
    text-shadow: 2px 2px var(--accent);
}

@keyframes buttonGlitch {
    0% { transform: translate(0) }
    20% { transform: translate(-2px, 2px) }
    40% { transform: translate(-2px, -2px) }
    60% { transform: translate(2px, 2px) }
    80% { transform: translate(2px, -2px) }
    100% { transform: translate(0) }
}

/* Scroll Reveal Classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Scrambled Text Matrix Style */
.scrambling {
    font-family: 'Courier New', Courier, monospace !important;
    color: var(--accent) !important;
    text-shadow: 0 0 5px rgba(16, 185, 129, 0.8);
}

/* Blackout Overlay for Quick Exit */
#blackout-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: black;
    z-index: 999999;
    display: none;
    opacity: 0;
    transition: opacity 0.1s ease-in;
}

#blackout-overlay.active {
    display: block;
    opacity: 1;
}


/* Vault Status & Modal Styling */
.vault-stats {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

.vault-stats li {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    padding: 8px 0;
}

.vault-stats li:last-child {
    border-bottom: none;
}

.vault-stats span {
    color: var(--text-muted);
}

.vault-stats strong {
    color: var(--text-light);
}

.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--success);
    box-shadow: 0 0 8px var(--success);
    animation: pulse 2s infinite;
}

.status-dot.saving {
    background-color: var(--warning);
    box-shadow: 0 0 8px var(--warning);
}

/* Modal Styling */
.modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.8);
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--bg-surface);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.btn-danger {
    background: var(--danger);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    transition: opacity 0.2s;
}

.btn-danger:hover:not(:disabled) {
    opacity: 0.8;
}

.btn-danger:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}