/**
 * MOLAK v2.0 - Modern Design System
 * Premium 3D UI with Motion & Effects
 * Color Palette: Gold & Neutral theme with depth
 */

/* ============================================
   CSS VARIABLES & THEME
   ============================================ */
:root {
  /* Primary Colors */
  --color-white: #FFFFFF;
  --color-gold: #C9A961;
  --color-bronze: #B8935C;
  --color-black: #000000;

  /* Neutral Grays */
  --color-ink-900: #0d0d0d;
  --color-ink-700: #2b2b2b;
  --color-ink-500: #5a5a5a;
  --color-ink-300: #a3a3a3;
  --color-ink-100: #e9e9e9;

  /* Backgrounds */
  --color-paper: #f7f7f7;
  --color-glass: rgba(0, 0, 0, 0.04);
  --color-ring: rgba(201, 169, 97, 0.45);

  /* Semantic Colors */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;

  /* Shadows & Depth */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 2px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.12), 0 4px 8px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 24px -4px rgba(0, 0, 0, 0.15), 0 8px 16px -4px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 20px 40px -8px rgba(0, 0, 0, 0.20), 0 16px 32px -8px rgba(0, 0, 0, 0.12);

  /* 3D Shadows */
  --shadow-3d-sm:
    0 2px 4px -1px rgba(0, 0, 0, 0.06),
    0 4px 8px -1px rgba(0, 0, 0, 0.08),
    0 0 0 1px rgba(0, 0, 0, 0.02);

  --shadow-3d-md:
    0 4px 6px -2px rgba(0, 0, 0, 0.08),
    0 8px 16px -4px rgba(0, 0, 0, 0.12),
    0 0 0 1px rgba(0, 0, 0, 0.03);

  --shadow-3d-lg:
    0 8px 16px -4px rgba(0, 0, 0, 0.12),
    0 16px 32px -8px rgba(0, 0, 0, 0.16),
    0 0 0 1px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 0 rgba(255, 255, 255, 0.05);

  /* Gold Glow */
  --glow-gold: 0 0 20px rgba(201, 169, 97, 0.3);
  --glow-gold-strong: 0 0 30px rgba(201, 169, 97, 0.5);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --color-paper: #0d0d0d;
  --color-ink-900: #f7f7f7;
  --color-ink-700: #e9e9e9;
  --color-ink-500: #a3a3a3;
  --color-ink-300: #5a5a5a;
  --color-ink-100: #2b2b2b;
  --color-glass: rgba(255, 255, 255, 0.05);
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-ink-700);
  background-color: var(--color-paper);
  overflow-x: hidden;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-ink-900);
  margin-bottom: var(--space-4);
}

h1 { font-size: 2.5rem; letter-spacing: -0.02em; }
h2 { font-size: 2rem; letter-spacing: -0.01em; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

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

a {
  color: var(--color-gold);
  text-decoration: none;
  transition: all var(--transition-fast);
}

a:hover {
  color: var(--color-bronze);
  text-decoration: underline;
}

/* ============================================
   3D CARD SYSTEM
   ============================================ */
.card-3d {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-3d-md);
  padding: var(--space-6);
  position: relative;
  transition: all var(--transition-base);
  transform-style: preserve-3d;
  overflow: hidden;
}

.card-3d::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-bronze));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card-3d:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-3d-lg), var(--glow-gold);
}

.card-3d:hover::before {
  opacity: 1;
}

.card-3d-glass {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.card-3d-elevated {
  transform: translateZ(20px);
  box-shadow: var(--shadow-3d-lg);
}

/* ============================================
   BUTTONS WITH 3D EFFECTS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width var(--transition-slow), height var(--transition-slow);
}

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

.btn:active {
  transform: scale(0.96);
}

/* Primary Button - Gold */
.btn-primary {
  background: linear-gradient(135deg, var(--color-gold), var(--color-bronze));
  color: var(--color-white);
  box-shadow: var(--shadow-3d-sm), 0 4px 12px rgba(201, 169, 97, 0.3);
}

.btn-primary:hover {
  box-shadow: var(--shadow-3d-md), var(--glow-gold-strong);
  transform: translateY(-2px);
}

/* Secondary Button */
.btn-secondary {
  background: var(--color-white);
  color: var(--color-ink-700);
  border: 2px solid var(--color-ink-200);
  box-shadow: var(--shadow-3d-sm);
}

.btn-secondary:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  box-shadow: var(--shadow-3d-md);
  transform: translateY(-2px);
}

/* Outline Button */
.btn-outline {
  background: transparent;
  color: var(--color-gold);
  border: 2px solid var(--color-gold);
}

.btn-outline:hover {
  background: var(--color-gold);
  color: var(--color-white);
  box-shadow: var(--shadow-3d-sm);
}

/* Icon Button */
.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
  background: var(--color-white);
  color: var(--color-ink-700);
  box-shadow: var(--shadow-sm);
}

.btn-icon:hover {
  background: var(--color-gold);
  color: var(--color-white);
  box-shadow: var(--shadow-md), var(--glow-gold);
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: 0.875rem;
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: 1.125rem;
}

/* ============================================
   FORM INPUTS WITH 3D DEPTH
   ============================================ */
.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: 1rem;
  font-family: inherit;
  color: var(--color-ink-700);
  background: var(--color-white);
  border: 2px solid var(--color-ink-100);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.04),
    0 0 0 3px var(--color-ring);
  transform: translateY(-1px);
}

.form-control:disabled {
  background: var(--color-ink-100);
  cursor: not-allowed;
  opacity: 0.6;
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-ink-700);
}

.form-group {
  margin-bottom: var(--space-6);
}

/* Select Dropdown */
select.form-control {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%235a5a5a'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1.25rem;
  padding-right: var(--space-8);
}

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

.form-check-input {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-ink-300);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

.form-check-input:checked {
  background: var(--color-gold);
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px var(--color-ring);
}

/* ============================================
   ANIMATED GRADIENT BACKGROUNDS
   ============================================ */
.bg-gradient-gold {
  background: linear-gradient(135deg, var(--color-gold), var(--color-bronze));
}

.bg-gradient-animated {
  background: linear-gradient(
    270deg,
    var(--color-gold),
    var(--color-bronze),
    var(--color-gold)
  );
  background-size: 400% 400%;
  animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* ============================================
   FLOATING ANIMATION
   ============================================ */
.float-animation {
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* ============================================
   PULSE ANIMATION
   ============================================ */
.pulse-animation {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.02);
  }
}

/* ============================================
   SHIMMER LOADING EFFECT
   ============================================ */
.shimmer {
  background: linear-gradient(
    90deg,
    var(--color-ink-100) 0%,
    #f0f0f0 50%,
    var(--color-ink-100) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* ============================================
   SLIDE IN ANIMATIONS
   ============================================ */
.slide-in-up {
  animation: slideInUp 0.5s ease-out;
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-in-right {
  animation: slideInRight 0.5s ease-out;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ============================================
   BADGES & LABELS
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-primary {
  background: var(--color-gold);
  color: var(--color-white);
}

.badge-success {
  background: var(--color-success);
  color: var(--color-white);
}

.badge-warning {
  background: var(--color-warning);
  color: var(--color-white);
}

.badge-error {
  background: var(--color-error);
  color: var(--color-white);
}

.badge-info {
  background: var(--color-info);
  color: var(--color-white);
}

/* ============================================
   ALERTS WITH 3D DEPTH
   ============================================ */
.alert {
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-md);
  border-left: 4px solid;
  box-shadow: var(--shadow-3d-sm);
  margin-bottom: var(--space-4);
  animation: slideInUp 0.3s ease-out;
}

.alert-success {
  background: #ecfdf5;
  border-color: var(--color-success);
  color: #065f46;
}

.alert-warning {
  background: #fffbeb;
  border-color: var(--color-warning);
  color: #92400e;
}

.alert-error {
  background: #fef2f2;
  border-color: var(--color-error);
  color: #991b1b;
}

.alert-info {
  background: #eff6ff;
  border-color: var(--color-info);
  color: #1e40af;
}

/* ============================================
   MODAL WITH 3D EFFECT
   ============================================ */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--space-8);
  animation: scaleIn 0.3s ease-out;
  transform-style: preserve-3d;
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* ============================================
   LOADING SPINNER WITH 3D
   ============================================ */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--color-ink-100);
  border-top-color: var(--color-gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.spinner-3d {
  width: 40px;
  height: 40px;
  position: relative;
  transform-style: preserve-3d;
  animation: spin3d 1.2s linear infinite;
}

@keyframes spin3d {
  0% { transform: rotateX(0) rotateY(0); }
  50% { transform: rotateX(180deg) rotateY(0); }
  100% { transform: rotateX(180deg) rotateY(180deg); }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-gold { color: var(--color-gold); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }
.text-muted { color: var(--color-ink-500); }

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-3d { box-shadow: var(--shadow-3d-md); }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }

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

.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

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

.m-0 { margin: 0; }
.m-2 { margin: var(--space-2); }
.m-4 { margin: var(--space-4); }

.p-0 { padding: 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); }

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

.w-full { width: 100%; }
.h-full { height: 100%; }

.transition { transition: all var(--transition-base); }

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }

  .card-3d {
    padding: var(--space-4);
  }

  .modal-content {
    padding: var(--space-6);
    max-width: 95%;
  }
}