/* ==========================================================================
   WHITE NIGHT - BASE CSS
   Noir-inspired survival horror game website
   ========================================================================== */

/* ==========================================================================
   CSS VARIABLES
   ========================================================================== */

:root {
  /* Colors - Noir Palette */
  --color-charcoal: #1a1a1a;
  --color-charcoal-light: #2a2a2a;
  --color-charcoal-dark: #0d0d0d;
  
  --color-parchment: #e8dcc8;
  --color-parchment-light: #f5f0e5;
  --color-parchment-dark: #d4c4a8;
  
  --color-ember: #ff6b35;
  --color-ember-glow: #ff8555;
  --color-ember-dim: #cc5529;
  
  --color-shadow-blue: #2c3e50;
  --color-shadow-blue-light: #3d5266;
  --color-shadow-blue-dark: #1a2633;
  
  /* Neutral Grays */
  --color-gray-100: #f8f9fa;
  --color-gray-200: #e9ecef;
  --color-gray-300: #dee2e6;
  --color-gray-400: #ced4da;
  --color-gray-500: #adb5bd;
  --color-gray-600: #6c757d;
  --color-gray-700: #495057;
  --color-gray-800: #343a40;
  --color-gray-900: #212529;
  
  /* Semantic Colors */
  --color-background: var(--color-charcoal);
  --color-background-secondary: var(--color-charcoal-light);
  --color-surface: var(--color-charcoal-light);
  --color-surface-elevated: var(--color-shadow-blue-dark);
  
  --color-text: var(--color-parchment);
  --color-text-secondary: var(--color-parchment-dark);
  --color-text-muted: var(--color-gray-500);
  --color-text-inverse: var(--color-charcoal);
  
  --color-primary: var(--color-ember);
  --color-primary-hover: var(--color-ember-glow);
  --color-primary-active: var(--color-ember-dim);
  
  --color-accent: var(--color-shadow-blue);
  --color-accent-hover: var(--color-shadow-blue-light);
  
  --color-success: #4caf50;
  --color-warning: #ffa726;
  --color-danger: #ef5350;
  
  --color-border: rgba(232, 220, 200, 0.15);
  --color-border-subtle: rgba(232, 220, 200, 0.08);
  --color-divider: rgba(232, 220, 200, 0.1);
  
  /* Typography */
  --font-primary: 'Cinzel', 'Georgia', serif;
  --font-secondary: 'Raleway', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'Courier New', monospace;
  
  --font-size-xs: 0.75rem;      /* 12px */
  --font-size-sm: 0.875rem;     /* 14px */
  --font-size-base: 1rem;       /* 16px */
  --font-size-lg: 1.125rem;     /* 18px */
  --font-size-xl: 1.25rem;      /* 20px */
  --font-size-2xl: 1.5rem;      /* 24px */
  --font-size-3xl: 1.875rem;    /* 30px */
  --font-size-4xl: 2.25rem;     /* 36px */
  --font-size-5xl: 3rem;        /* 48px */
  --font-size-6xl: 3.75rem;     /* 60px */
  
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.2;
  --line-height-snug: 1.375;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.75;
  --line-height-loose: 2;
  
  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.025em;
  --letter-spacing-wider: 0.05em;
  --letter-spacing-widest: 0.1em;
  
  /* Spacing Scale */
  --space-0: 0;
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  
  /* Border Radius */
  --radius-none: 0;
  --radius-sm: 0.125rem;    /* 2px */
  --radius-base: 0.25rem;   /* 4px */
  --radius-md: 0.375rem;    /* 6px */
  --radius-lg: 0.5rem;      /* 8px */
  --radius-xl: 0.75rem;     /* 12px */
  --radius-2xl: 1rem;       /* 16px */
  --radius-full: 9999px;
  
  /* Shadows - Atmospheric, cinematic depth */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
  --shadow-base: 0 2px 8px 0 rgba(0, 0, 0, 0.6);
  --shadow-md: 0 4px 16px 0 rgba(0, 0, 0, 0.7);
  --shadow-lg: 0 8px 24px 0 rgba(0, 0, 0, 0.75);
  --shadow-xl: 0 12px 32px 0 rgba(0, 0, 0, 0.8);
  --shadow-2xl: 0 24px 48px 0 rgba(0, 0, 0, 0.85);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.6);
  
  /* Ember glow effects */
  --shadow-glow: 0 0 20px rgba(255, 107, 53, 0.4);
  --shadow-glow-lg: 0 0 40px rgba(255, 107, 53, 0.5);
  
  /* Film grain overlay */
  --overlay-grain: rgba(255, 255, 255, 0.02);
  
  /* Transitions */
  --transition-fast: 150ms;
  --transition-base: 250ms;
  --transition-slow: 350ms;
  --transition-slower: 500ms;
  
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-cinematic: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  
  /* Z-index Scale */
  --z-base: 0;
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  
  /* Container */
  --container-max-width: 1280px;
  --container-padding: var(--space-6);
}

/* ==========================================================================
   RESET & NORMALIZE
   ========================================================================== */

/* Box sizing */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* Remove default margins and paddings */
* {
  margin: 0;
  padding: 0;
}

/* HTML & Body */
html {
  -webkit-text-size-adjust: 100%;
  -moz-tab-size: 4;
  tab-size: 4;
}

html:focus-within {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html:focus-within {
    scroll-behavior: auto;
  }
  
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  min-height: 100vh;
  line-height: var(--line-height-normal);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Responsive media */
img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

/* Form elements */
input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

/* Remove button styles */
button {
  background: none;
  border: none;
  cursor: pointer;
}

/* Remove list styles */
ul,
ol {
  list-style: none;
}

/* Text overflow */
p,
h1,
h2,
h3,
h4,
h5,
h6 {
  overflow-wrap: break-word;
}

/* Remove text decoration from links */
a {
  text-decoration: none;
  color: inherit;
}

/* Table normalization */
table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* ==========================================================================
   BASE STYLES
   ========================================================================== */

body {
  font-family: var(--font-secondary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(255, 107, 53, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(44, 62, 80, 0.05) 0%, transparent 50%);
  background-attachment: fixed;
  position: relative;
}

/* Film grain texture overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.03;
  z-index: var(--z-fixed);
  background-image: url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" 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)"/%3E%3C/svg%3E');
  animation: grain 8s steps(10) infinite;
}

@keyframes grain {
  0%, 100% { transform: translate(0, 0); }
  10% { transform: translate(-5%, -10%); }
  20% { transform: translate(-15%, 5%); }
  30% { transform: translate(7%, -25%); }
  40% { transform: translate(-5%, 25%); }
  50% { transform: translate(-15%, 10%); }
  60% { transform: translate(15%, 0%); }
  70% { transform: translate(0%, 15%); }
  80% { transform: translate(3%, 35%); }
  90% { transform: translate(-10%, 10%); }
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-parchment-light);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
}

h1 {
  font-size: var(--font-size-5xl);
  margin-bottom: var(--space-6);
  letter-spacing: var(--letter-spacing-wider);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
}

h2 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-5);
}

h3 {
  font-size: var(--font-size-3xl);
}

h4 {
  font-size: var(--font-size-2xl);
}

h5 {
  font-size: var(--font-size-xl);
}

h6 {
  font-size: var(--font-size-lg);
}

@media (max-width: 768px) {
  h1 { font-size: var(--font-size-4xl); }
  h2 { font-size: var(--font-size-3xl); }
  h3 { font-size: var(--font-size-2xl); }
  h4 { font-size: var(--font-size-xl); }
  h5 { font-size: var(--font-size-lg); }
  h6 { font-size: var(--font-size-base); }
}

p {
  margin-bottom: var(--space-4);
  line-height: var(--line-height-relaxed);
}

p:last-child {
  margin-bottom: 0;
}

strong,
b {
  font-weight: var(--font-weight-semibold);
  color: var(--color-parchment-light);
}

em,
i {
  font-style: italic;
}

small {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-4) var(--space-6);
  border-left: 3px solid var(--color-primary);
  background: var(--color-surface);
  font-style: italic;
  color: var(--color-text-secondary);
}

code,
pre {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
}

code {
  padding: var(--space-1) var(--space-2);
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  color: var(--color-ember);
}

pre {
  padding: var(--space-4);
  background: var(--color-surface);
  border-radius: var(--radius-base);
  overflow-x: auto;
  margin: var(--space-4) 0;
}

pre code {
  padding: 0;
  background: none;
}

/* Links */
a {
  color: var(--color-primary);
  transition: color var(--transition-base) var(--ease-out);
  position: relative;
}

a:hover {
  color: var(--color-primary-hover);
}

a:focus {
  outline: none;
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Lists */
ul,
ol {
  margin-bottom: var(--space-4);
}

ul ul,
ul ol,
ol ul,
ol ol {
  margin-bottom: 0;
  margin-top: var(--space-2);
}

/* Horizontal Rule */
hr {
  border: none;
  height: 1px;
  background: var(--color-divider);
  margin: var(--space-8) 0;
}

/* Selection */
::selection {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

::-moz-selection {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

/* ==========================================================================
   LAYOUT UTILITIES
   ========================================================================== */

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container-fluid {
  width: 100%;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container-narrow {
  max-width: 960px;
}

.container-wide {
  max-width: 1600px;
}

@media (max-width: 768px) {
  .container,
  .container-fluid {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
}

/* Flexbox Utilities */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

.flex-row {
  flex-direction: row;
}

.flex-col {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.flex-nowrap {
  flex-wrap: nowrap;
}

.justify-start {
  justify-content: flex-start;
}

.justify-end {
  justify-content: flex-end;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-around {
  justify-content: space-around;
}

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.items-center {
  align-items: center;
}

.items-baseline {
  align-items: baseline;
}

.items-stretch {
  align-items: stretch;
}

.flex-1 {
  flex: 1 1 0%;
}

.flex-auto {
  flex: 1 1 auto;
}

.flex-none {
  flex: none;
}

/* Grid Utilities */
.grid {
  display: grid;
}

.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

@media (max-width: 1024px) {
  .grid-cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-cols-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .grid-cols-4,
  .grid-cols-3,
  .grid-cols-2 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }
}

/* Spacing Utilities */
.m-0 { margin: var(--space-0); }
.m-2 { margin: var(--space-2); }
.m-4 { margin: var(--space-4); }
.m-6 { margin: var(--space-6); }
.m-8 { margin: var(--space-8); }

.mt-0 { margin-top: var(--space-0); }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: var(--space-0); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.p-0 { padding: var(--space-0); }
.p-2 { padding: var(--space-2); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* Text Utilities */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

.text-uppercase { text-transform: uppercase; }
.text-lowercase { text-transform: lowercase; }
.text-capitalize { text-transform: capitalize; }

.font-light { font-weight: var(--font-weight-light); }
.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }

/* Display Utilities */
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }
.hidden { display: none; }

/* Position Utilities */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Overflow Utilities */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* ==========================================================================
   ACCESSIBILITY
   ========================================================================== */

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.sr-only-focusable:focus,
.sr-only-focusable:active {
  position: static;
  width: auto;
  height: auto;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* Focus visible */
:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Skip to content link */
.skip-to-content {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-tooltip);
  padding: var(--space-3) var(--space-6);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-base);
  transition: top var(--transition-base) var(--ease-out);
}

.skip-to-content:focus {
  top: var(--space-4);
}

/* ==========================================================================
   COMPONENTS
   ========================================================================== */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  line-height: 1;
  border: 2px solid transparent;
  border-radius: var(--radius-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--ease-cinematic);
  white-space: nowrap;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width var(--transition-slow) var(--ease-out),
              height var(--transition-slow) var(--ease-out);
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn:hover {
  transform: translateY(-2px);
}

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

.btn:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn:disabled:hover {
  transform: none;
}

/* Button Variants */
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  box-shadow: var(--shadow-glow-lg);
}

.btn-primary:active {
  background: var(--color-primary-active);
  border-color: var(--color-primary-active);
}

.btn-secondary {
  background: var(--color-accent);
  color: var(--color-text);
  border-color: var(--color-accent);
}

.btn-secondary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--color-surface);
  border-color: var(--color-border);
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
}

.btn-block {
  display: flex;
  width: 100%;
}

/* Form Elements */
.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-parchment-light);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-secondary);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  transition: all var(--transition-base) var(--ease-out);
}

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
  border-color: var(--color-primary);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

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

.form-input:disabled,
.form-textarea:disabled,
.form-select:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background: var(--color-charcoal-dark);
}

.form-helper {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.form-error {
  color: var(--color-danger);
}

/* Checkbox and Radio */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.form-check-input {
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base) var(--ease-out);
}

.form-check-input:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.form-check-input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-check-label {
  cursor: pointer;
  user-select: none;
}

/* Card Component */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base) var(--ease-cinematic);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, 
    transparent, 
    var(--color-primary), 
    transparent);
  opacity: 0;
  transition: opacity var(--transition-base) var(--ease-out);
}

.card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-4px);
}

.card:hover::before {
  opacity: 1;
}

.card-header {
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}

.card-title {
  font-family: var(--font-primary);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  margin-bottom: var(--space-2);
}

.card-body {
  margin-bottom: var(--space-4);
}

.card-body:last-child {
  margin-bottom: 0;
}

.card-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
}

.card-elevated {
  background: var(--color-surface-elevated);
  box-shadow: var(--shadow-xl);
}

/* Badge Component */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.badge-secondary {
  background: var(--color-accent);
  color: var(--color-text);
}

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

/* Alert Component */
.alert {
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-base);
  border-left: 4px solid;
  margin-bottom: var(--space-4);
}

.alert-success {
  background: rgba(76, 175, 80, 0.1);
  border-color: var(--color-success);
  color: var(--color-success);
}

.alert-warning {
  background: rgba(255, 167, 38, 0.1);
  border-color: var(--color-warning);
  color: var(--color-warning);
}

.alert-danger {
  background: rgba(239, 83, 80, 0.1);
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.alert-info {
  background: rgba(44, 62, 80, 0.2);
  border-color: var(--color-accent);
  color: var(--color-text);
}

/* Divider */
.divider {
  height: 1px;
  background: linear-gradient(90deg, 
    transparent,
    var(--color-divider),
    transparent);
  margin: var(--space-8) 0;
}

.divider-ember {
  background: linear-gradient(90deg,
    transparent,
    var(--color-primary),
    transparent);
  box-shadow: var(--shadow-glow);
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.spinner-lg {
  width: 60px;
  height: 60px;
  border-width: 4px;
}

/* ==========================================================================
   RESPONSIVE UTILITIES
   ========================================================================== */

@media (max-width: 640px) {
  .hidden-mobile { display: none; }
}

@media (min-width: 641px) and (max-width: 1024px) {
  .hidden-tablet { display: none; }
}

@media (min-width: 1025px) {
  .hidden-desktop { display: none; }
}

@media (max-width: 1024px) {
  .mobile-only { display: block; }
}

@media (min-width: 1025px) {
  .mobile-only { display: none; }
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
  *,
  *::before,
  *::after {
    background: transparent !important;
    color: #000 !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }
  
  a,
  a:visited {
    text-decoration: underline;
  }
  
  a[href]::after {
    content: " (" attr(href) ")";
  }
  
  abbr[title]::after {
    content: " (" attr(title) ")";
  }
  
  pre,
  blockquote {
    border: 1px solid #999;
    page-break-inside: avoid;
  }
  
  thead {
    display: table-header-group;
  }
  
  tr,
  img {
    page-break-inside: avoid;
  }
  
  img {
    max-width: 100% !important;
  }
  
  p,
  h2,
  h3 {
    orphans: 3;
    widows: 3;
  }
  
  h2,
  h3 {
    page-break-after: avoid;
  }
}