/*
Theme Name: DomainAI Pro
Theme URI: https://domainai-pro.com
Author: DomainAI Studio
Author URI: https://domainai-pro.com
Description: Professional domain analysis, keyword generation, and valuation dashboard. Android Material Design 3 style with real-time domain intelligence.
Version: 2.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: domainai-pro
Tags: custom-background, custom-logo, featured-images, rtl-language-support, threaded-comments
*/

/* ============================================
   CSS RESET & ROOT VARIABLES - Material Design 3
   ============================================ */
:root {
  /* Primary - Deep Indigo */
  --md-primary: #4338CA;
  --md-primary-light: #6366F1;
  --md-primary-dark: #312E81;
  --md-primary-container: #E0E7FF;
  --md-on-primary: #FFFFFF;
  --md-on-primary-container: #312E81;

  /* Secondary - Emerald */
  --md-secondary: #059669;
  --md-secondary-light: #10B981;
  --md-secondary-dark: #047857;
  --md-secondary-container: #D1FAE5;
  --md-on-secondary: #FFFFFF;

  /* Tertiary - Amber */
  --md-tertiary: #D97706;
  --md-tertiary-light: #F59E0B;
  --md-tertiary-container: #FEF3C7;

  /* Error */
  --md-error: #DC2626;
  --md-error-container: #FEE2E2;

  /* Surface / Background */
  --md-surface: #FAFAFA;
  --md-surface-dim: #F0F0F5;
  --md-surface-container: #FFFFFF;
  --md-surface-container-low: #F5F5FA;
  --md-surface-container-high: #EEEEF5;
  --md-surface-variant: #E7E5F0;

  /* On Surface */
  --md-on-surface: #1C1B1F;
  --md-on-surface-variant: #49454F;
  --md-outline: #79747E;
  --md-outline-variant: #CAC4D0;

  /* Shadows - Material 3 Elevation */
  --md-shadow-1: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08);
  --md-shadow-2: 0 3px 6px rgba(0,0,0,0.12), 0 2px 4px rgba(0,0,0,0.08);
  --md-shadow-3: 0 10px 20px rgba(0,0,0,0.12), 0 3px 6px rgba(0,0,0,0.08);
  --md-shadow-4: 0 15px 30px rgba(0,0,0,0.15), 0 5px 15px rgba(0,0,0,0.10);

  /* Radius - Material 3 */
  --md-radius-xs: 4px;
  --md-radius-sm: 8px;
  --md-radius-md: 12px;
  --md-radius-lg: 16px;
  --md-radius-xl: 28px;
  --md-radius-full: 9999px;

  /* Transitions */
  --md-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --md-transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);

  /* Spacing */
  --md-space-xs: 4px;
  --md-space-sm: 8px;
  --md-space-md: 16px;
  --md-space-lg: 24px;
  --md-space-xl: 32px;
  --md-space-2xl: 48px;

  /* Typography Scale */
  --md-display-large: 57px;
  --md-display-medium: 45px;
  --md-headline-large: 32px;
  --md-headline-medium: 28px;
  --md-headline-small: 24px;
  --md-title-large: 22px;
  --md-title-medium: 16px;
  --md-title-small: 14px;
  --md-body-large: 16px;
  --md-body-medium: 14px;
  --md-body-small: 12px;
  --md-label-large: 14px;
  --md-label-medium: 12px;
  --md-label-small: 11px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Google Sans', 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--md-surface-dim);
  color: var(--md-on-surface);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--md-primary); text-decoration: none; transition: var(--md-transition-fast); }
a:hover { color: var(--md-primary-light); }

img { max-width: 100%; height: auto; }

/* Scrollbar - Android style */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--md-outline-variant); border-radius: var(--md-radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--md-outline); }

/* ============================================
   TOP APP BAR - Material 3
   ============================================ */
.md-top-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--md-primary);
  color: var(--md-on-primary);
  padding: 0 var(--md-space-md);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--md-shadow-2);
  backdrop-filter: blur(10px);
}

.md-top-bar__brand {
  display: flex;
  align-items: center;
  gap: var(--md-space-sm);
  color: var(--md-on-primary);
  font-size: var(--md-title-large);
  font-weight: 700;
  letter-spacing: -0.5px;
}

.md-top-bar__brand-icon {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--md-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.md-top-bar__nav {
  display: flex;
  align-items: center;
  gap: var(--md-space-xs);
}

.md-top-bar__nav-item {
  color: rgba(255,255,255,0.8);
  padding: var(--md-space-sm) var(--md-space-md);
  border-radius: var(--md-radius-xl);
  font-size: var(--md-label-large);
  font-weight: 500;
  transition: var(--md-transition-fast);
  cursor: pointer;
  border: none;
  background: none;
}

.md-top-bar__nav-item:hover,
.md-top-bar__nav-item.active {
  color: var(--md-on-primary);
  background: rgba(255,255,255,0.15);
}

.md-top-bar__menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--md-on-primary);
  font-size: 24px;
  cursor: pointer;
  padding: var(--md-space-sm);
  border-radius: var(--md-radius-full);
}

.md-top-bar__menu-btn:hover {
  background: rgba(255,255,255,0.1);
}

/* ============================================
   BOTTOM NAVIGATION - Android Style
   ============================================ */
.md-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--md-surface-container);
  box-shadow: 0 -2px 10px rgba(0,0,0,0.08);
  display: none;
  justify-content: space-around;
  padding: var(--md-space-xs) 0;
  padding-bottom: env(safe-area-inset-bottom, 8px);
}

.md-bottom-nav__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: var(--md-space-xs) var(--md-space-sm);
  border: none;
  background: none;
  color: var(--md-on-surface-variant);
  cursor: pointer;
  min-width: 64px;
  border-radius: var(--md-radius-lg);
  transition: var(--md-transition-fast);
  position: relative;
}

.md-bottom-nav__item.active {
  color: var(--md-primary);
}

.md-bottom-nav__item.active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 32px;
  background: var(--md-primary-container);
  border-radius: var(--md-radius-xl);
  z-index: -1;
}

.md-bottom-nav__icon {
  font-size: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.md-bottom-nav__label {
  font-size: var(--md-label-medium);
  font-weight: 600;
}

/* ============================================
   MAIN CONTENT AREA
   ============================================ */
.md-main {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--md-space-lg);
  padding-bottom: 100px;
}

/* ============================================
   CARDS - Material 3
   ============================================ */
.md-card {
  background: var(--md-surface-container);
  border-radius: var(--md-radius-lg);
  box-shadow: var(--md-shadow-1);
  overflow: hidden;
  transition: var(--md-transition);
}

.md-card:hover {
  box-shadow: var(--md-shadow-2);
}

.md-card__header {
  padding: var(--md-space-lg);
  border-bottom: 1px solid var(--md-surface-variant);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.md-card__title {
  font-size: var(--md-title-large);
  font-weight: 600;
  color: var(--md-on-surface);
  display: flex;
  align-items: center;
  gap: var(--md-space-sm);
}

.md-card__subtitle {
  font-size: var(--md-body-medium);
  color: var(--md-on-surface-variant);
  margin-top: 2px;
}

.md-card__body {
  padding: var(--md-space-lg);
}

.md-card__footer {
  padding: var(--md-space-md) var(--md-space-lg);
  border-top: 1px solid var(--md-surface-variant);
  display: flex;
  justify-content: flex-end;
  gap: var(--md-space-sm);
}

/* Elevation cards */
.md-card--elevated {
  box-shadow: var(--md-shadow-2);
}

.md-card--outlined {
  box-shadow: none;
  border: 1px solid var(--md-outline-variant);
}

/* ============================================
   BUTTONS - Material 3
   ============================================ */
.md-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--md-space-sm);
  padding: 10px 24px;
  border-radius: var(--md-radius-xl);
  font-family: inherit;
  font-size: var(--md-label-large);
  font-weight: 600;
  letter-spacing: 0.5px;
  border: none;
  cursor: pointer;
  transition: var(--md-transition-fast);
  text-transform: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.md-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: currentColor;
  opacity: 0;
  transition: var(--md-transition-fast);
}

.md-btn:hover::after { opacity: 0.08; }
.md-btn:active::after { opacity: 0.12; }

.md-btn--filled {
  background: var(--md-primary);
  color: var(--md-on-primary);
  box-shadow: var(--md-shadow-1);
}

.md-btn--filled:hover {
  box-shadow: var(--md-shadow-2);
}

.md-btn--filled-tonal {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}

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

.md-btn--text {
  background: transparent;
  color: var(--md-primary);
  padding: 10px 12px;
}

.md-btn--secondary {
  background: var(--md-secondary);
  color: var(--md-on-secondary);
}

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

.md-btn--sm {
  padding: 6px 16px;
  font-size: var(--md-label-medium);
}

.md-btn--lg {
  padding: 14px 32px;
  font-size: var(--md-body-medium);
}

.md-btn--icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--md-radius-full);
}

.md-btn--fab {
  width: 56px;
  height: 56px;
  padding: 0;
  border-radius: var(--md-radius-lg);
  box-shadow: var(--md-shadow-3);
  position: fixed;
  bottom: 88px;
  right: var(--md-space-lg);
  z-index: 50;
}

/* ============================================
   TEXT FIELDS - Material 3
   ============================================ */
.md-field {
  position: relative;
  margin-bottom: var(--md-space-md);
}

.md-field__input {
  width: 100%;
  padding: 16px;
  padding-top: 24px;
  border: 2px solid var(--md-outline-variant);
  border-radius: var(--md-radius-md);
  font-size: var(--md-body-large);
  font-family: inherit;
  background: var(--md-surface-container);
  color: var(--md-on-surface);
  transition: var(--md-transition-fast);
  outline: none;
}

.md-field__input:focus {
  border-color: var(--md-primary);
  box-shadow: 0 0 0 1px var(--md-primary);
}

.md-field__label {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: var(--md-body-large);
  color: var(--md-on-surface-variant);
  pointer-events: none;
  transition: var(--md-transition-fast);
  background: var(--md-surface-container);
  padding: 0 4px;
}

.md-field__input:focus ~ .md-field__label,
.md-field__input:not(:placeholder-shown) ~ .md-field__label {
  top: 0;
  font-size: var(--md-label-medium);
  color: var(--md-primary);
  font-weight: 600;
}

.md-field__input::placeholder { color: transparent; }

.md-field__helper {
  font-size: var(--md-body-small);
  color: var(--md-on-surface-variant);
  margin-top: 4px;
  padding: 0 16px;
}

.md-field__icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--md-on-surface-variant);
  cursor: pointer;
}

/* Search bar variant */
.md-search-bar {
  display: flex;
  align-items: center;
  background: var(--md-surface-container-high);
  border-radius: var(--md-radius-xl);
  padding: var(--md-space-sm) var(--md-space-md);
  gap: var(--md-space-sm);
  box-shadow: var(--md-shadow-1);
  transition: var(--md-transition-fast);
}

.md-search-bar:focus-within {
  box-shadow: var(--md-shadow-2);
  background: var(--md-surface-container);
}

.md-search-bar__input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: var(--md-body-large);
  font-family: inherit;
  color: var(--md-on-surface);
  outline: none;
  padding: var(--md-space-sm);
}

.md-search-bar__icon {
  color: var(--md-on-surface-variant);
  font-size: 20px;
}

/* ============================================
   CHIPS - Material 3
   ============================================ */
.md-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: var(--md-radius-sm);
  font-size: var(--md-label-large);
  font-weight: 500;
  border: 1px solid var(--md-outline-variant);
  background: transparent;
  color: var(--md-on-surface);
  cursor: pointer;
  transition: var(--md-transition-fast);
}

.md-chip:hover { background: var(--md-surface-variant); }
.md-chip.active { background: var(--md-primary-container); color: var(--md-primary); border-color: var(--md-primary); }

.md-chip--filter.active { background: var(--md-primary-container); color: var(--md-on-primary-container); border-color: transparent; }
.md-chip--success { background: var(--md-secondary-container); color: var(--md-secondary-dark); border-color: transparent; }
.md-chip--warning { background: var(--md-tertiary-container); color: var(--md-tertiary); border-color: transparent; }
.md-chip--error { background: var(--md-error-container); color: var(--md-error); border-color: transparent; }

/* ============================================
   STATS GRID - Dashboard Metrics
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--md-space-md);
  margin-bottom: var(--md-space-lg);
}

.stat-card {
  background: var(--md-surface-container);
  border-radius: var(--md-radius-lg);
  padding: var(--md-space-lg);
  box-shadow: var(--md-shadow-1);
  position: relative;
  overflow: hidden;
  transition: var(--md-transition);
}

.stat-card:hover {
  box-shadow: var(--md-shadow-2);
  transform: translateY(-2px);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}

.stat-card--primary::before { background: var(--md-primary); }
.stat-card--secondary::before { background: var(--md-secondary); }
.stat-card--tertiary::before { background: var(--md-tertiary); }
.stat-card--error::before { background: var(--md-error); }

.stat-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--md-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: var(--md-space-md);
}

.stat-card--primary .stat-card__icon { background: var(--md-primary-container); color: var(--md-primary); }
.stat-card--secondary .stat-card__icon { background: var(--md-secondary-container); color: var(--md-secondary); }
.stat-card--tertiary .stat-card__icon { background: var(--md-tertiary-container); color: var(--md-tertiary); }

.stat-card__value {
  font-size: var(--md-headline-medium);
  font-weight: 700;
  color: var(--md-on-surface);
  line-height: 1.2;
}

.stat-card__label {
  font-size: var(--md-body-medium);
  color: var(--md-on-surface-variant);
  margin-top: 4px;
}

.stat-card__trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--md-label-medium);
  font-weight: 600;
  margin-top: var(--md-space-sm);
  padding: 2px 8px;
  border-radius: var(--md-radius-full);
}

.stat-card__trend--up { background: var(--md-secondary-container); color: var(--md-secondary-dark); }
.stat-card__trend--down { background: var(--md-error-container); color: var(--md-error); }

/* ============================================
   DATA TABLE - Material 3
   ============================================ */
.md-table-wrapper {
  overflow-x: auto;
  border-radius: var(--md-radius-md);
}

.md-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--md-body-medium);
}

.md-table thead {
  background: var(--md-surface-container-high);
}

.md-table th {
  padding: var(--md-space-md);
  text-align: left;
  font-weight: 600;
  color: var(--md-on-surface);
  font-size: var(--md-label-large);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  border-bottom: 1px solid var(--md-outline-variant);
}

.md-table td {
  padding: var(--md-space-md);
  border-bottom: 1px solid var(--md-surface-variant);
  color: var(--md-on-surface);
  vertical-align: middle;
}

.md-table tbody tr {
  transition: var(--md-transition-fast);
}

.md-table tbody tr:hover {
  background: var(--md-surface-container-low);
}

.md-table .domain-name {
  font-weight: 700;
  color: var(--md-primary);
  font-size: var(--md-body-large);
}

.md-table .value-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: var(--md-radius-full);
  font-weight: 600;
  font-size: var(--md-label-large);
}

.value-badge--high { background: var(--md-secondary-container); color: var(--md-secondary-dark); }
.value-badge--medium { background: var(--md-tertiary-container); color: var(--md-tertiary); }
.value-badge--low { background: var(--md-surface-variant); color: var(--md-on-surface-variant); }

/* Status indicator */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 6px;
}

.status-dot--available { background: var(--md-secondary); box-shadow: 0 0 6px var(--md-secondary-light); }
.status-dot--taken { background: var(--md-error); }
.status-dot--unknown { background: var(--md-outline); }

/* ============================================
   PROGRESS & LOADING
   ============================================ */
.md-progress {
  width: 100%;
  height: 4px;
  background: var(--md-surface-variant);
  border-radius: var(--md-radius-full);
  overflow: hidden;
}

.md-progress__bar {
  height: 100%;
  background: var(--md-primary);
  border-radius: var(--md-radius-full);
  transition: width 0.5s ease;
  position: relative;
}

.md-progress__bar--indeterminate {
  width: 30% !important;
  animation: md-progress-indeterminate 1.5s infinite ease-in-out;
}

@keyframes md-progress-indeterminate {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(430%); }
}

/* Loading skeleton */
.md-skeleton {
  background: linear-gradient(90deg, var(--md-surface-variant) 25%, var(--md-surface-container-high) 50%, var(--md-surface-variant) 75%);
  background-size: 200% 100%;
  animation: md-skeleton-shimmer 1.5s infinite;
  border-radius: var(--md-radius-sm);
}

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

/* Spinner */
.md-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--md-surface-variant);
  border-top-color: var(--md-primary);
  border-radius: 50%;
  animation: md-spin 0.8s linear infinite;
}

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

/* ============================================
   SNACKBAR / TOAST - Material 3
   ============================================ */
.md-snackbar {
  position: fixed;
  bottom: 88px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--md-on-surface);
  color: var(--md-surface);
  padding: var(--md-space-md) var(--md-space-lg);
  border-radius: var(--md-radius-md);
  font-size: var(--md-body-medium);
  box-shadow: var(--md-shadow-3);
  z-index: 200;
  opacity: 0;
  transition: var(--md-transition);
  max-width: 90vw;
}

.md-snackbar.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.md-snackbar--success { background: var(--md-secondary-dark); }
.md-snackbar--error { background: var(--md-error); }

/* ============================================
   DIALOG / MODAL
   ============================================ */
.md-dialog-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 300;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.md-dialog-overlay.show { display: flex; }

.md-dialog {
  background: var(--md-surface-container);
  border-radius: var(--md-radius-xl);
  box-shadow: var(--md-shadow-4);
  max-width: 560px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  animation: md-dialog-enter 0.3s ease;
}

@keyframes md-dialog-enter {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.md-dialog__header {
  padding: var(--md-space-lg);
}

.md-dialog__title {
  font-size: var(--md-headline-small);
  font-weight: 600;
}

.md-dialog__body {
  padding: 0 var(--md-space-lg) var(--md-space-lg);
}

.md-dialog__footer {
  padding: var(--md-space-md) var(--md-space-lg);
  display: flex;
  justify-content: flex-end;
  gap: var(--md-space-sm);
}

/* ============================================
   TABS - Material 3
   ============================================ */
.md-tabs {
  display: flex;
  background: var(--md-surface-container);
  border-bottom: 1px solid var(--md-outline-variant);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.md-tab {
  padding: var(--md-space-md) var(--md-space-lg);
  border: none;
  background: none;
  font-family: inherit;
  font-size: var(--md-label-large);
  font-weight: 600;
  color: var(--md-on-surface-variant);
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  transition: var(--md-transition-fast);
}

.md-tab.active {
  color: var(--md-primary);
}

.md-tab.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 3px;
  background: var(--md-primary);
  border-radius: 3px 3px 0 0;
}

.md-tab:hover { background: var(--md-surface-variant); }

/* ============================================
   SWITCH / TOGGLE - Material 3
   ============================================ */
.md-switch {
  position: relative;
  width: 52px;
  height: 32px;
  display: inline-block;
}

.md-switch input { display: none; }

.md-switch__track {
  position: absolute;
  inset: 0;
  background: var(--md-outline-variant);
  border-radius: var(--md-radius-full);
  transition: var(--md-transition);
  cursor: pointer;
}

.md-switch__thumb {
  position: absolute;
  top: 4px;
  left: 4px;
  width: 24px;
  height: 24px;
  background: white;
  border-radius: 50%;
  box-shadow: var(--md-shadow-1);
  transition: var(--md-transition);
  z-index: 1;
}

.md-switch input:checked ~ .md-switch__track { background: var(--md-primary); }
.md-switch input:checked ~ .md-switch__thumb { left: 24px; }

/* ============================================
   HERO SECTION - Landing
   ============================================ */
.hero-section {
  text-align: center;
  padding: var(--md-space-2xl) var(--md-space-md);
  background: linear-gradient(135deg, var(--md-primary-dark) 0%, var(--md-primary) 50%, var(--md-primary-light) 100%);
  border-radius: var(--md-radius-xl);
  color: var(--md-on-primary);
  margin-bottom: var(--md-space-xl);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 60%);
}

.hero-section__title {
  font-size: var(--md-headline-large);
  font-weight: 800;
  margin-bottom: var(--md-space-sm);
  letter-spacing: -1px;
  position: relative;
}

.hero-section__subtitle {
  font-size: var(--md-body-large);
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto var(--md-space-lg);
  position: relative;
}

/* ============================================
   GRID LAYOUTS
   ============================================ */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--md-space-md); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--md-space-md); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--md-space-md); }

/* ============================================
   ANALYSIS PANELS
   ============================================ */
.analysis-panel {
  background: var(--md-surface-container);
  border-radius: var(--md-radius-lg);
  padding: var(--md-space-lg);
  box-shadow: var(--md-shadow-1);
  margin-bottom: var(--md-space-md);
}

.analysis-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--md-space-md);
}

.analysis-panel__title {
  font-size: var(--md-title-medium);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--md-space-sm);
}

/* Domain Score Ring */
.score-ring {
  width: 120px;
  height: 120px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

.score-ring svg {
  transform: rotate(-90deg);
  width: 100%;
  height: 100%;
}

.score-ring__bg {
  fill: none;
  stroke: var(--md-surface-variant);
  stroke-width: 8;
}

.score-ring__progress {
  fill: none;
  stroke: var(--md-primary);
  stroke-width: 8;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s ease;
}

.score-ring__value {
  position: absolute;
  font-size: var(--md-headline-small);
  font-weight: 800;
  color: var(--md-on-surface);
}

.score-ring__label {
  position: absolute;
  bottom: 10px;
  font-size: var(--md-label-small);
  color: var(--md-on-surface-variant);
  font-weight: 600;
}

/* ============================================
   NICHE TAGS
   ============================================ */
.niche-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--md-space-sm);
}

.niche-tag {
  padding: 6px 14px;
  border-radius: var(--md-radius-full);
  font-size: var(--md-label-large);
  font-weight: 600;
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
  cursor: pointer;
  transition: var(--md-transition-fast);
  border: none;
}

.niche-tag:hover {
  box-shadow: var(--md-shadow-1);
  transform: translateY(-1px);
}

.niche-tag--ai { background: #EDE9FE; color: #5B21B6; }
.niche-tag--finance { background: #DCFCE7; color: #166534; }
.niche-tag--health { background: #FEE2E2; color: #991B1B; }
.niche-tag--crypto { background: #FEF3C7; color: #92400E; }
.niche-tag--saas { background: #DBEAFE; color: #1E40AF; }
.niche-tag--climate { background: #D1FAE5; color: #065F46; }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

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

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

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.animate-fadeInUp { animation: fadeInUp 0.5s ease forwards; }
.animate-fadeIn { animation: fadeIn 0.4s ease forwards; }
.animate-slideInRight { animation: slideInRight 0.4s ease forwards; }

.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }

/* ============================================
   RESPONSIVE - MOBILE FIRST
   ============================================ */
@media (max-width: 768px) {
  .md-top-bar__nav { display: none; }
  .md-top-bar__menu-btn { display: flex; }
  .md-bottom-nav { display: flex; }

  .md-main {
    padding: var(--md-space-md);
    padding-bottom: 100px;
  }

  .hero-section {
    padding: var(--md-space-xl) var(--md-space-md);
    border-radius: var(--md-radius-lg);
  }

  .hero-section__title {
    font-size: var(--md-headline-medium);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--md-space-sm);
  }

  .stat-card {
    padding: var(--md-space-md);
  }

  .stat-card__value {
    font-size: var(--md-title-large);
  }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  .md-card__header {
    padding: var(--md-space-md);
  }

  .md-card__body {
    padding: var(--md-space-md);
  }

  .md-btn--lg {
    width: 100%;
  }

  .md-table th, .md-table td {
    padding: var(--md-space-sm);
    font-size: var(--md-body-small);
  }

  .md-tabs {
    gap: 0;
  }

  .md-tab {
    padding: var(--md-space-sm) var(--md-space-md);
    font-size: var(--md-body-small);
  }

  .md-search-bar {
    margin: 0 var(--md-space-sm);
  }

  .md-dialog {
    width: 95%;
    border-radius: var(--md-radius-lg);
  }

  .score-ring {
    width: 90px;
    height: 90px;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .hero-section__title {
    font-size: var(--md-title-large);
  }

  .stat-card__icon {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
}

/* ============================================
   NAVIGATION DRAWER (Mobile)
   ============================================ */
.md-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 250;
  opacity: 0;
  visibility: hidden;
  transition: var(--md-transition);
}

.md-drawer-overlay.show {
  opacity: 1;
  visibility: visible;
}

.md-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 320px;
  max-width: 85vw;
  background: var(--md-surface-container);
  z-index: 260;
  transform: translateX(-100%);
  transition: var(--md-transition);
  overflow-y: auto;
  border-radius: 0 var(--md-radius-lg) var(--md-radius-lg) 0;
}

.md-drawer.show { transform: translateX(0); }

.md-drawer__header {
  padding: var(--md-space-lg);
  background: var(--md-primary);
  color: var(--md-on-primary);
}

.md-drawer__nav-item {
  display: flex;
  align-items: center;
  gap: var(--md-space-md);
  padding: var(--md-space-md) var(--md-space-lg);
  color: var(--md-on-surface);
  font-size: var(--md-body-large);
  font-weight: 500;
  border: none;
  background: none;
  width: 100%;
  cursor: pointer;
  transition: var(--md-transition-fast);
  border-radius: 0 var(--md-radius-xl) var(--md-radius-xl) 0;
  margin-right: var(--md-space-md);
}

.md-drawer__nav-item:hover,
.md-drawer__nav-item.active {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}

.md-drawer__nav-item.active {
  font-weight: 700;
}

.md-drawer__divider {
  height: 1px;
  background: var(--md-outline-variant);
  margin: var(--md-space-sm) 0;
}

/* ============================================
   HIDDEN UTILITIES
   ============================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

.hidden { display: none !important; }