/* ============================================
   智涯规划 - 全局样式
   ============================================ */

/* CSS Variables */
:root {
  /* 主色调 */
  --primary: #6366F1;
  --primary-light: #818CF8;
  --primary-dark: #4F46E5;
  --primary-bg: #EEF2FF;
  
  /* 辅助色 */
  --secondary: #10B981;
  --secondary-light: #34D399;
  --accent: #F59E0B;
  --accent-light: #FBBF24;
  
  /* 背景色 */
  --bg-primary: #FAFBFC;
  --bg-secondary: #FFFFFF;
  --bg-tertiary: #F3F4F6;
  --bg-dark: #1F2937;
  
  /* 文字色 */
  --text-primary: #1F2937;
  --text-secondary: #6B7280;
  --text-light: #9CA3AF;
  --text-white: #FFFFFF;
  
  /* 路径专属色 */
  --path-graduate: #8B5CF6;
  --path-graduate-bg: #F5F3FF;
  --path-civil: #3B82F6;
  --path-civil-bg: #EFF6FF;
  --path-job: #10B981;
  --path-job-bg: #ECFDF5;
  
  /* 状态色 */
  --success: #10B981;
  --warning: #F59E0B;
  --error: #EF4444;
  --info: #3B82F6;
  
  /* 间距 */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-2xl: 32px;
  --space-3xl: 48px;
  --space-4xl: 64px;
  
  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;
  
  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.12);
  
  /* 过渡 */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease-out;
  
  /* 字体 */
  --font-sans: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
  --font-mono: 'Inter', 'SF Mono', monospace;
}

/* Reset & Base */
*, *::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: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-primary);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

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

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

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

/* Utility Classes */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-light { color: var(--text-light); }
.text-white { color: var(--text-white); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-error { color: var(--error); }

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

.hidden { display: none !important; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }

/* Flex & Grid */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

.grid { display: grid; }

/* Spacing */
.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.mb-xs { margin-bottom: var(--space-xs); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }

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

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

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

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

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

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

.animate-fadeIn { animation: fadeIn var(--transition-slow) forwards; }
.animate-fadeInUp { animation: fadeInUp var(--transition-slow) forwards; }
.animate-slideInRight { animation: slideInRight var(--transition-slow) forwards; }
.animate-slideInLeft { animation: slideInLeft var(--transition-slow) forwards; }
.animate-bounce { animation: bounce 0.3s ease; }
.animate-pulse { animation: pulse 2s infinite; }

/* Stagger Animation */
.stagger-item {
  opacity: 0;
  animation: fadeInUp var(--transition-slow) forwards;
}

.stagger-item:nth-child(1) { animation-delay: 0ms; }
.stagger-item:nth-child(2) { animation-delay: 100ms; }
.stagger-item:nth-child(3) { animation-delay: 200ms; }
.stagger-item:nth-child(4) { animation-delay: 300ms; }
.stagger-item:nth-child(5) { animation-delay: 400ms; }
.stagger-item:nth-child(6) { animation-delay: 500ms; }

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
  background: var(--text-light);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

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

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

/* Responsive */
@media (max-width: 1024px) {
  .auth-split-container {
    grid-template-columns: 4fr 6fr;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.375rem; }
  h3 { font-size: 1.125rem; }
  
  .container {
    padding: 0 var(--space-md);
  }

  .auth-split-container {
    grid-template-columns: 1fr;
  }

  .auth-left {
    display: none;
  }

  .auth-right {
    padding: var(--space-2xl) var(--space-lg);
  }
}

/* ============================================
   2026 UI Refresh
   ============================================ */

:root {
  --primary: #173f35;
  --primary-light: #2d6356;
  --primary-dark: #102d26;
  --primary-bg: #e7efe9;

  --secondary: #b78758;
  --secondary-light: #d4a575;
  --accent: #8f5b38;
  --accent-light: #c89f79;

  --bg-primary: #f3ede4;
  --bg-secondary: #fbf7f1;
  --bg-tertiary: #e3d7c8;
  --bg-dark: #161311;

  --text-primary: #201914;
  --text-secondary: #665c52;
  --text-light: #9a8f84;
  --text-white: #fffdf9;

  --path-graduate: #6d5e9c;
  --path-graduate-bg: #ede8f7;
  --path-civil: #4d7397;
  --path-civil-bg: #e8eff6;
  --path-job: #2f6d5e;
  --path-job-bg: #e3efe9;

  --success: #2f6d5e;
  --warning: #c4884e;
  --error: #b24b3f;
  --info: #4d7397;

  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-2xl: 32px;

  --shadow-sm: 0 8px 22px rgba(31, 22, 16, 0.05);
  --shadow-md: 0 16px 36px rgba(31, 22, 16, 0.07);
  --shadow-lg: 0 22px 54px rgba(31, 22, 16, 0.11);
  --shadow-xl: 0 30px 80px rgba(31, 22, 16, 0.14);
  --shadow-card: 0 22px 48px rgba(31, 22, 16, 0.08);
  --shadow-card-hover: 0 28px 64px rgba(31, 22, 16, 0.14);

  --transition-fast: 180ms ease;
  --transition-base: 260ms cubic-bezier(0.22, 1, 0.36, 1);
  --transition-slow: 420ms cubic-bezier(0.22, 1, 0.36, 1);

  --font-sans: 'Manrope', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
  --font-display: 'Noto Serif SC', 'Songti SC', serif;
  --font-mono: 'SF Mono', 'Cascadia Mono', Consolas, monospace;
}

html {
  min-height: 100%;
}

body {
  color: var(--text-primary);
  background:
    radial-gradient(circle at top left, rgba(183, 135, 88, 0.16), transparent 32%),
    radial-gradient(circle at top right, rgba(23, 63, 53, 0.12), transparent 26%),
    linear-gradient(180deg, #f8f3eb 0%, #f3ede4 52%, #efe6da 100%);
  font-family: var(--font-sans);
  letter-spacing: -0.01em;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.2)),
    repeating-linear-gradient(
      90deg,
      rgba(23, 63, 53, 0.025) 0,
      rgba(23, 63, 53, 0.025) 1px,
      transparent 1px,
      transparent 72px
    );
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.65), transparent 85%);
}

#app {
  position: relative;
  min-height: 100vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.75rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(1.85rem, 3vw, 3rem);
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.85rem);
}

p {
  color: var(--text-secondary);
}

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

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

.page {
  position: relative;
}

.page::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 20% 0%, rgba(255, 255, 255, 0.3), transparent 28%);
  opacity: 0.75;
}

.container {
  max-width: 1240px;
}

::selection {
  background: rgba(23, 63, 53, 0.88);
  color: #fdf9f2;
}

:focus-visible {
  outline: 2px solid rgba(23, 63, 53, 0.7);
  outline-offset: 3px;
}

.app-page-shell {
  isolation: isolate;
}

.app-shell-view {
  transform-origin: top center;
}