/* ============================================================
   安徽正熠恒工程顾问有限公司 — Premium Stylesheet
   Tesla-inspired · 暗亮双主题 · 玻璃拟态 · 磁吸交互
   ============================================================ */

/* ==================== CSS CUSTOM PROPERTIES ==================== */
:root {
  /* Light Theme (Default) — 科幻蓝白风格 */
  --bg-primary: rgba(235, 240, 248, 0.85);
  --bg-secondary: rgba(248, 250, 252, 0.8);
  --bg-card: rgba(255, 255, 255, 0.35);
  --bg-glass: rgba(255, 255, 255, 0.25);
  --bg-glass-strong: rgba(255, 255, 255, 0.5);
  --text-primary: #0c1e3a;
  --text-secondary: #1a3a6b;
  --text-muted: #647ea0;
  --accent: #2563eb;
  --accent-light: #3b82f6;
  --accent-glow: rgba(37, 99, 235, 0.08);
  --accent-neon: rgba(37, 99, 235, 0.15);
  --blue-deep: #0c1e3a;
  --blue-mid: #1e40af;
  --blue-gradient: linear-gradient(135deg, #0c1e3a, #1e40af, #3b82f6);
  --border: rgba(37, 99, 235, 0.1);
  --border-light: rgba(37, 99, 235, 0.05);
  --shadow: 0 4px 30px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 8px 60px rgba(0, 0, 0, 0.06);
  --nav-bg: rgba(255, 255, 255, 0.55);
  --nav-scrolled: rgba(255, 255, 255, 0.8);
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --radius-pill: 50px;
  --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  --transition: 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  --transition-slow: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  --blur: 16px;
  --blur-strong: 24px;
  --shadow-hover: 0 8px 40px rgba(37, 99, 235, 0.06);
}

/* Dark Theme */
[data-theme="dark"] {
  --bg-primary: #060a18;
  --bg-secondary: #0a1025;
  --bg-card: rgba(15, 25, 55, 0.3);
  --bg-glass: rgba(10, 20, 45, 0.2);
  --bg-glass-strong: rgba(15, 25, 55, 0.4);
  --text-primary: #e2e8f0;
  --text-secondary: #7b8cae;
  --text-muted: #3d4f6f;
  --accent: #3b82f6;
  --accent-light: #60a5fa;
  --accent-glow: rgba(59, 130, 246, 0.08);
  --accent-neon: rgba(59, 130, 246, 0.2);
  --border: rgba(59, 130, 246, 0.08);
  --border-light: rgba(59, 130, 246, 0.04);
  --shadow: 0 4px 40px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 80px rgba(0, 0, 0, 0.7);
  --nav-bg: rgba(6, 10, 24, 0.6);
  --nav-scrolled: rgba(6, 10, 24, 0.85);
  --shadow-hover: 0 8px 40px rgba(59, 130, 246, 0.1);
  --blue-gradient: linear-gradient(135deg, #60a5fa, #818cf8, #a78bfa);
}

/* ==================== 科幻核心工具类 ==================== */
.gradient-text {
  background: var(--blue-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glow-text {
  text-shadow: 0 0 20px var(--accent-neon), 0 0 40px var(--accent-glow);
}

/* 扫描线背景效果 */
.scanlines {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(37, 99, 235, 0.008) 2px,
    rgba(37, 99, 235, 0.008) 4px
  );
}

[data-theme="dark"] .scanlines {
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(59, 130, 246, 0.03) 2px,
    rgba(59, 130, 246, 0.03) 4px
  );
}

/* 科幻网格背景 */
.csi-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: 
    linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

[data-theme="dark"] .csi-grid {
  background-image: 
    linear-gradient(rgba(59, 130, 246, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.04) 1px, transparent 1px);
}

/* 科幻关键帧动画 */
@keyframes dataPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@keyframes scanMove {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}

@keyframes glitch {
  0% { transform: translate(0); }
  20% { transform: translate(-1px, 1px); }
  40% { transform: translate(1px, -1px); }
  60% { transform: translate(-1px, -1px); }
  80% { transform: translate(1px, 1px); }
  100% { transform: translate(0); }
}

@keyframes floatUp {
  0% { transform: translateY(0); opacity: 0; }
  50% { opacity: 0.5; }
  100% { transform: translateY(-200px); opacity: 0; }
}

@keyframes borderGlow {
  0%, 100% { border-color: var(--accent); box-shadow: 0 0 10px var(--accent-glow); }
  50% { border-color: var(--accent-light); box-shadow: 0 0 25px var(--accent-neon); }
}

.glow-border {
  animation: borderGlow 3s ease-in-out infinite;
}

/* 数据流粒子 */
.data-particle {
  position: fixed;
  width: 2px;
  height: 2px;
  background: var(--accent-light);
  border-radius: 50%;
  animation: floatUp 3s linear infinite;
  pointer-events: none;
  z-index: 9998;
}

.data-particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.data-particle:nth-child(2) { left: 25%; animation-delay: 0.8s; }
.data-particle:nth-child(3) { left: 40%; animation-delay: 1.6s; }
.data-particle:nth-child(4) { left: 55%; animation-delay: 2.4s; }
.data-particle:nth-child(5) { left: 70%; animation-delay: 0.4s; }
.data-particle:nth-child(6) { left: 85%; animation-delay: 1.2s; }
.data-particle:nth-child(7) { left: 50%; animation-delay: 2s; }

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

html {
  scroll-behavior: smooth;
  font-size: 15px;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background var(--transition-slow), color var(--transition-slow);
  background-image: 
    radial-gradient(ellipse at 20% 50%, rgba(59,130,246,0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(99,102,241,0.03) 0%, transparent 50%);
}

body.modal-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

body {
  font-size: 0.92rem;
  line-height: 1.65;
}

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

/* 统一标题层次 — 视觉节奏感 */
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 4vw, 2.6rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.45rem); }
h4 { font-size: clamp(0.95rem, 2vw, 1.15rem); }
h5 { font-size: clamp(0.88rem, 1.5vw, 1rem); }
h6 { font-size: 0.88rem; }

p {
  margin-bottom: 1em;
}

/* 优化链接样式 */
a {
  transition: color var(--transition);
}

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

/* ==================== LAYOUT ==================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 60px 0;
  position: relative;
  z-index: 1;
  background: var(--bg-glass);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.section:first-of-type {
}

/* 交替玻璃层次感 — 极简毛玻璃渐变 */
.section:nth-child(even) {
  background: radial-gradient(ellipse at 50% 0%, rgba(59,130,246,0.03) 0%, transparent 60%);
}

.section:nth-child(odd):not(:first-of-type) {
  background: radial-gradient(ellipse at 50% 100%, rgba(99,102,241,0.015) 0%, transparent 50%);
}

/* 毛玻璃 section 卡片容器 */
.section-glass {
  background: var(--bg-glass);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}

.section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.section-header {
  max-width: 650px;
  margin-bottom: 36px;
  text-align: left;
}

.section-eyebrow {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 10px;
  display: inline-block;
  padding: 4px 14px;
  background: rgba(59,130,246,0.06);
  border-radius: 20px;
  backdrop-filter: blur(4px);
}

.section-title {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  background: var(--blue-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.section-title .dot {
  color: var(--accent);
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 560px;
}

/* ==================== NAVIGATION ==================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: all var(--transition);
  background: var(--nav-bg);
  backdrop-filter: blur(var(--blur-strong));
  -webkit-backdrop-filter: blur(var(--blur-strong));
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: var(--nav-scrolled);
  border-bottom-color: var(--border);
  padding: 12px 0;
  box-shadow: var(--shadow);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.logo-icon {
  font-size: 1.6rem;
  color: var(--accent);
  transition: transform var(--transition);
  filter: drop-shadow(0 0 10px var(--accent-glow));
}

.nav-logo:hover .logo-icon {
  transform: rotate(30deg) scale(1.2);
}

.nav-links {
  display: flex;
  gap: 2px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  flex-shrink: 1;
  min-width: 0;
}

.nav-links::-webkit-scrollbar { display: none; }

.nav-link {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
  position: relative;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.06);
  transform: translateY(-1px);
}

[data-theme="dark"] .nav-link:hover {
  background: rgba(255, 255, 255, 0.08);
}

.nav-link.active {
  color: var(--accent-light);
  background: var(--accent-glow);
  text-shadow: 0 0 20px var(--accent-glow);
  box-shadow: inset 0 -2px 0 var(--accent);
}

.nav-link-accent {
  background: linear-gradient(135deg, rgba(251,191,36,0.08), rgba(251,191,36,0.02));
  color: #d97706 !important;
  border: 1px solid rgba(251,191,36,0.15);
  font-weight: 600;
  padding: 9px 14px;
}

.nav-link-accent:hover {
  background: linear-gradient(135deg, rgba(251,191,36,0.15), rgba(251,191,36,0.05)) !important;
  border-color: rgba(251,191,36,0.3);
  color: #b45309 !important;
}

[data-theme="dark"] .nav-link-accent {
  color: #fbbf24 !important;
}

[data-theme="dark"] .nav-link-accent:hover {
  color: #f59e0b !important;
}

/* active 状态覆盖蓝色为主题色，保持金色 */
.nav-link-accent.active {
  background: linear-gradient(135deg, rgba(251,191,36,0.15), rgba(251,191,36,0.05)) !important;
  color: #d97706 !important;
  border-color: rgba(251,191,36,0.3) !important;
  box-shadow: none !important;
  text-shadow: none !important;
}

[data-theme="dark"] .nav-link-accent.active {
  color: #fbbf24 !important;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Nav Search Box */
.nav-search-box {
  position: relative;
  display: inline-block;
}
.nav-search-box input:focus {
  box-shadow: 0 0 0 3px var(--accent-glow);
}
[data-theme="dark"] .nav-search-box input {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.1);
}

/* Nav Search Button */
.nav-search-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 8px;
  border-radius: 10px;
  transition: all var(--transition);
  line-height: 1;
}
.nav-search-btn:hover {
  color: var(--text-primary);
  background: rgba(0,0,0,0.06);
  transform: scale(1.1);
}
[data-theme="dark"] .nav-search-btn:hover {
  background: rgba(255,255,255,0.08);
}

/* Theme Toggle */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(var(--blur));
}

.theme-toggle:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

[data-theme="dark"] .theme-icon-light { display: none; }
.theme-icon-dark { display: none; }
[data-theme="dark"] .theme-icon-dark { display: inline; }

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition);
  border-radius: 2px;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}
.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-primary);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-menu.active {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu ul {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.mobile-menu a {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: color var(--transition);
}

.mobile-menu a:hover {
  color: var(--accent);
}

/* ==================== HERO ==================== */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  /* Three.js 加载前的渐变背景兜底 */
  background: radial-gradient(ellipse at 30% 50%, rgba(37,99,235,0.06) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 50%, rgba(37,99,235,0.04) 0%, transparent 50%),
              var(--bg-primary);
}

#heroCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg at 50% 50%, transparent 0deg, var(--accent-glow) 45deg, transparent 90deg, var(--accent-glow) 135deg, transparent 180deg, var(--accent-glow) 225deg, transparent 270deg, var(--accent-glow) 315deg, transparent 360deg);
  opacity: 0.04;
  animation: heroGlow 25s linear infinite;
  z-index: 0;
  pointer-events: none;
  will-change: transform;
}

@keyframes heroGlow {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 25%, var(--bg-primary) 75%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  padding: 0 24px;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 24px;
  text-shadow: 0 0 30px var(--accent-glow);
}

.hero-title {
  font-size: clamp(2rem, 5.5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 20px;
}

.hero-title .line {
  display: block;
}

.hero-title .accent {
  background: var(--blue-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 30px var(--accent-glow));
  animation: accentPulse 3s ease-in-out infinite;
  will-change: filter;
}

@keyframes accentPulse {
  0%, 100% { filter: drop-shadow(0 0 30px var(--accent-glow)); }
  50% { filter: drop-shadow(0 0 50px var(--accent-glow)); }
}

.hero-sub {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 460px;
  margin: 0 auto 32px;
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  animation: floatDown 2s ease-in-out infinite;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
}

@keyframes floatDown {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.25) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn:hover::after {
  transform: translateX(100%);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px var(--accent-neon), 0 0 40px var(--accent-glow);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px var(--accent-glow);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  background: #2563eb;
  box-shadow: 0 6px 30px rgba(59, 130, 246, 0.4), 0 0 60px rgba(59, 130, 246, 0.15);
  transform: translateY(-2px) scale(1.02);
}

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

.btn-outline:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
  transform: translateY(-2px);
  box-shadow: 0 0 30px var(--accent-glow);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.82rem;
}

.btn-arrow {
  transition: transform var(--transition);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* ==================== GLASS CARD ==================== */
.glass-card {
  background: var(--bg-glass-strong);
  backdrop-filter: blur(var(--blur-strong));
  -webkit-backdrop-filter: blur(var(--blur-strong));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: 
    0 2px 8px rgba(0,0,0,0.04),
    0 8px 24px rgba(0,0,0,0.06),
    0 16px 48px rgba(0,0,0,0.04);
  will-change: transform;
}

/* 毛玻璃 section 容器 */
.section-glass {
  background: var(--bg-glass);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}

/* 3D 侧边光效 - 左亮右暗 */
.glass-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(255,255,255,0.2) 0%,
    transparent 40%,
    transparent 60%,
    rgba(0,0,0,0.04) 100%
  );
  border-radius: var(--radius);
  pointer-events: none;
  z-index: 1;
}

.glass-card::before {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 6%;
  right: 6%;
  height: 16px;
  background: radial-gradient(ellipse, rgba(0,0,0,0.35) 0%, transparent 70%);
  z-index: -1;
  opacity: 0.5;
  transition: all var(--transition);
}

.glass-card:hover::before {
  opacity: 0.8;
  bottom: -14px;
  left: 2%;
  right: 2%;
  height: 24px;
}

.glass-card:hover {
  border-color: var(--accent);
  border-width: 1.5px;
  box-shadow: 
    0 2px 8px rgba(0,0,0,0.08),
    0 8px 24px rgba(0,0,0,0.12),
    0 24px 64px rgba(0,0,0,0.2),
    0 0 0 1px rgba(59,130,246,0.15);
  transform: translateY(-8px) scale(1.02);
  background: var(--bg-glass-strong);
  backdrop-filter: blur(var(--blur-strong));
  -webkit-backdrop-filter: blur(var(--blur-strong));
}

/* ==================== REVEAL ANIMATION ==================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ==================== SERVICES ==================== */
.services {
  background: var(--bg-primary);
}

.services-grid {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 16px 4px 24px;
  cursor: grab;
  scroll-snap-type: x mandatory;
  position: relative;
}

.services-grid::-webkit-scrollbar {
  display: none;
}

.services-grid:active {
  cursor: grabbing;
}

.service-card {
  padding: 36px 28px;
  cursor: default;
  flex: 0 0 calc(33.333% - 16px);
  min-width: 300px;
  max-width: 380px;
  scroll-snap-align: start;
  will-change: transform;
}

/* 服务领域轮播包装器 */
.services-carousel-wrap {
  position: relative;
  width: 100%;
}

.services-carousel {
  display: flex;
  gap: 36px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 8px 4px 16px;
  scroll-snap-type: x mandatory;
}

.services-carousel::-webkit-scrollbar {
  display: none;
}

.services-carousel .service-card {
  flex: 0 0 calc(33.333% - 10px);
  min-width: 220px;
  max-width: 340px;
  scroll-snap-align: start;
  padding: 28px 22px;
}

.services-carousel .service-card .service-icon {
  font-size: 2rem;
  margin-bottom: 14px;
}

.services-carousel .service-card .service-title {
  font-size: 1rem;
  margin-bottom: 8px;
}

.services-carousel .service-card .service-desc {
  font-size: 0.82rem;
  margin-bottom: 14px;
  line-height: 1.6;
}

.services-carousel .service-card .service-features li {
  font-size: 0.72rem;
  padding: 3px 10px;
}

.service-icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
  display: inline-block;
  transition: transform var(--transition-bounce);
}

.service-card:hover .service-icon {
  transform: scale(1.15) rotate(-5deg);
}

.service-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.service-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.service-features {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.service-features li {
  font-size: 0.78rem;
  color: var(--accent-light);
  background: var(--accent-glow);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-weight: 500;
}

/* ==================== CERTIFICATES ==================== */
.certificates {
  background: var(--bg-secondary);
}
.certificates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}
.cert-card {
  padding: 36px 28px;
  cursor: default;
}
.cert-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(255,255,255,0.2) 0%,
    transparent 40%,
    transparent 60%,
    rgba(0,0,0,0.04) 100%
  );
  border-radius: var(--radius);
  pointer-events: none;
  z-index: 1;
}
.cert-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 
    0 2px 8px rgba(0,0,0,0.08),
    0 8px 24px rgba(0,0,0,0.12),
    0 24px 64px rgba(0,0,0,0.2),
    0 0 0 1px rgba(59,130,246,0.15);
  border-color: var(--accent);
}
.cert-icon {
  font-size: 2.8rem;
  margin-bottom: 16px;
  line-height: 1;
  filter: drop-shadow(0 4px 12px var(--accent-glow));
}
.cert-name {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.5;
}

/* ==================== TEAM ==================== */
.team {
  background: var(--bg-primary);
}
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}
.team-card {
  padding: 36px 28px;
  cursor: default;
  min-width: 280px;
  max-width: 360px;
}
.team-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(255,255,255,0.2) 0%,
    transparent 40%,
    transparent 60%,
    rgba(0,0,0,0.04) 100%
  );
  border-radius: var(--radius);
  pointer-events: none;
  z-index: 1;
}
.team-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 
    0 2px 8px rgba(0,0,0,0.08),
    0 8px 24px rgba(0,0,0,0.12),
    0 24px 64px rgba(0,0,0,0.2),
    0 0 0 1px rgba(59,130,246,0.15);
  border-color: var(--accent);
}
.team-icon {
  font-size: 3rem;
  margin-bottom: 12px;
  line-height: 1;
  filter: drop-shadow(0 4px 12px var(--accent-glow));
}
.team-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.team-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-light);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}
.team-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (max-width: 640px) {
  .certificates-grid,
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .cert-card,
  .team-card {
    min-width: 140px;
    max-width: 100%;
  }
  .cert-icon {
    font-size: 2rem;
  }
  .team-icon {
    font-size: 2.2rem;
  }
}

/* ==================== CASES ==================== */
.cases {
  background: var(--bg-secondary);
}

.cases-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.88rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.filter-btn:hover {
  border-color: var(--accent);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.cases-grid {
  width: 100%;
  position: relative;
}

.case-card {
  overflow: hidden;
}

.case-image {
  height: 200px;
  position: relative;
  overflow: hidden;
}

.case-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1e3a5f, #0f1724);
}

[data-theme="dark"] .case-placeholder {
  background: linear-gradient(135deg, #1e3a5f, #0f1724);
}

.case-placeholder span {
  font-size: 2rem;
  font-weight: 800;
  color: rgba(59, 130, 246, 0.2);
  letter-spacing: 0.1em;
}

[data-theme="dark"] .case-placeholder span {
  color: rgba(255, 255, 255, 0.3);
}

.case-category {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(10px);
  color: var(--accent-light);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.case-body {
  padding: 24px;
}

.case-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.case-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 18px;
}

.case-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.case-meta span {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.case-meta strong {
  color: var(--text-secondary);
  font-weight: 500;
}

/* ==================== STATS ==================== */
.stats {
  padding: 100px 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 20px;
  text-align: center;
}

.stat-card {
  padding: 20px 16px;
}

.stat-value {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--accent-light), var(--text-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 1.05rem;
  color: var(--accent-light);
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

/* ==================== BIDDING — 政府网站表格风格 ==================== */.bidding-filters-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.bidding-filters-row .filter-select {
  padding: 10px 32px 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: inherit;
  cursor: pointer;
  outline: none;
  transition: border var(--transition);
  backdrop-filter: blur(var(--blur));
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' fill='%238899aa' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  min-width: 100px;
}

.bidding-filters-row .filter-select:focus {
  border-color: var(--accent);
}

.bidding-time-filters {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.time-btn {
  padding: 10px 14px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  border-right: 1px solid var(--border);
}

.time-btn:last-child {
  border-right: none;
}

.time-btn:hover {
  color: var(--text-primary);
  background: var(--accent-glow);
}

.time-btn.active {
  background: var(--accent);
  color: #fff;
}

.bidding-search {
  position: relative;
  min-width: 200px;
  flex: 1;
}

.bidding-search input {
  width: 100%;
  padding: 10px 14px 10px 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  transition: border var(--transition);
  backdrop-filter: blur(var(--blur));
}

.bidding-search input:focus {
  border-color: var(--accent);
}

.bidding-search input::placeholder {
  color: var(--text-muted);
}

.bidding-search .search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  pointer-events: none;
}

/* Bidding Table */
.bidding-table-wrap {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-glass);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  box-shadow: 0 2px 8px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.04);
}

.bidding-table {
  width: 100%;
  border-collapse: collapse;
}

.bidding-table thead {
  background: var(--bg-secondary);
}

.bidding-table th {
  padding: 12px 16px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: left;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  text-transform: uppercase;
}

.bidding-table th.col-num { width: 50px; text-align: center; }
.bidding-table th.col-name { }
.bidding-table th.col-ind { width: 90px; }
.bidding-table th.col-mtd { width: 100px; }

.bidding-row {
  transition: all 0.25s ease;
  cursor: pointer;
}

.bidding-row:hover {
  background: rgba(59,130,246,0.03);
}

.bidding-row td {
  padding: 12px 16px;
  font-size: 0.88rem;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-light);
}

.bidding-row:last-child td {
  border-bottom: none;
}

.bidding-row td.col-num {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.bidding-link {
  color: var(--accent-light);
  font-weight: 500;
  transition: color 0.2s ease;
  text-decoration: none;
  display: inline-block;
  padding: 2px 0;
}

.bidding-link:hover {
  color: var(--accent);
}

.bidding-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.badge-ind {
  background: rgba(59, 130, 246, 0.08);
  color: #2563eb;
}

.badge-mtd {
  background: rgba(245, 158, 11, 0.08);
  color: #d97706;
}

[data-theme="dark"] .badge-ind {
  background: rgba(59, 130, 246, 0.1);
  color: #60a5fa;
}

[data-theme="dark"] .badge-mtd {
  background: rgba(245, 158, 11, 0.1);
  color: #fbbf24;
}

/* 旧卡片样式保留（兼容） */
.bidding-card {
  padding: 24px 28px;
  margin-bottom: 16px;
}
.bidding {
  background: var(--bg-primary);
  padding-top: 130px;
  scroll-margin-top: 80px;
}

/* 强制核心数据和联系我们板块可见 */
#statsGrid, #contactList {
  min-height: 50px;
  opacity: 1 !important;
  visibility: visible !important;
}

/* Bidding Tabs — Premium pill style */
.bidding-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 32px;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 4px;
  background: var(--bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
}

.bidding-tabs::-webkit-scrollbar { display: none; }

.bidding-tab {
  padding: 10px 18px;
  border: none;
  background: none;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.22,1,0.36,1);
  white-space: nowrap;
  flex-shrink: 0;
  border-radius: 10px;
}

.bidding-tab:hover { 
  color: var(--accent);
  background: rgba(59,130,246,0.06);
}

.bidding-tab.active {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 2px 12px rgba(59,130,246,0.3);
}

/* Bidding Tags — 行业类型与招标方式独立一行显示 */
.bidding-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
  align-items: center;
}

.bidding-tag {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.tag-industry {
  background: rgba(59, 130, 246, 0.08);
  color: #2563eb;
  border: 1px solid rgba(59, 130, 246, 0.15);
}

.tag-method {
  background: rgba(245, 158, 11, 0.08);
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.15);
}

[data-theme="dark"] .tag-industry {
  background: rgba(59, 130, 246, 0.12);
  color: var(--accent-light);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

[data-theme="dark"] .tag-method {
  background: rgba(245, 158, 11, 0.12);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.bidding-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 12px 0;
}

.bidding-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  padding: 2px 8px;
  background: var(--accent-glow);
  border-radius: 6px;
}

.bidding-actions {
  margin-top: 14px;
}

.bidding-card h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
  line-height: 1.5;
}

.bidding-card .bidding-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.bidding-card .bidding-meta span {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.bidding-toolbar {
  display: flex;
  gap: 12px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.bidding-search {
  flex: 1;
  min-width: 200px;
  position: relative;
}

.bidding-search .search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.9rem;
  pointer-events: none;
}

.bidding-search input {
  width: 100%;
  padding: 10px 14px 10px 38px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: inherit;
  transition: all var(--transition);
  outline: none;
  backdrop-filter: blur(var(--blur));
}

.bidding-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.bidding-search input::placeholder {
  color: var(--text-muted);
}

.bidding-filters-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  width: 100%;
}

.filter-select {
  padding: 10px 36px 10px 14px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 0.82rem;
  font-family: inherit;
  cursor: pointer;
  outline: none;
  transition: all var(--transition);
  backdrop-filter: blur(var(--blur));
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' fill='%238899aa' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  min-width: 110px;
}

.filter-select:focus {
  border-color: var(--accent);
}

.bidding-time-filters {
  display: flex;
  gap: 4px;
  background: var(--bg-glass);
  padding: 3px;
  border-radius: 50px;
  border: 1px solid var(--border-light);
}

.time-btn {
  padding: 6px 14px;
  border: none;
  background: none;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border-radius: 50px;
  transition: all 0.2s;
}

.time-btn:hover {
  color: var(--text-primary);
}

.time-btn.active {
  background: var(--accent);
  color: #fff;
}

/* Bidding Items */
.bidding-item {
  padding: 28px 32px;
  margin-bottom: 16px;
}

.bidding-item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}

.bidding-item-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.5;
  flex: 1;
}

.bidding-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  letter-spacing: 0.05em;
}

.badge-open {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
}

.badge-closed {
  background: rgba(148, 163, 184, 0.15);
  color: #94a3b8;
}

.badge-pending {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
}

.bidding-item-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  margin-bottom: 20px;
}

.bidding-item-meta span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.bidding-item-meta strong {
  color: var(--text-secondary);
  font-weight: 500;
}

.bidding-item-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ==================== MODAL ==================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-container {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 860px;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.modal-close {
  position: sticky;
  top: 16px;
  right: 16px;
  float: right;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  z-index: 10;
  backdrop-filter: blur(var(--blur));
}

.modal-close:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.modal-body {
  padding: 40px;
}

.modal-header {
  margin-bottom: 32px;
}

.modal-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 16px 0 8px;
  color: var(--text-primary);
}

.modal-publish {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.modal-section {
  margin-bottom: 28px;
}

.modal-section h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.modal-section p {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.95rem;
}

.modal-table {
  width: 100%;
  border-collapse: collapse;
}

.modal-table td {
  padding: 10px 0;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border-light);
}

.modal-table td:first-child {
  color: var(--text-muted);
  width: 120px;
  font-weight: 500;
  white-space: nowrap;
}

.modal-table td:last-child {
  color: var(--text-primary);
}

.qualification-text {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
  white-space: pre-wrap;
  overflow-x: auto;
}

.attachment-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.attachment-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
}

.attachment-item:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.attachment-name {
  font-size: 0.9rem;
  color: var(--accent-light);
  font-weight: 500;
}

.attachment-size {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ==================== ABOUT ==================== */
.about {
  background: var(--bg-secondary);
}

.about-text {
  max-width: 760px;
  margin: 0 auto;
}

.about-text p {
  color: var(--text-primary);
  line-height: 1.9;
  margin-bottom: 20px;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  text-align: left;
  font-weight: 400;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.info-card {
  padding: 24px;
}

.info-row {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
}

.info-row:last-child {
  border-bottom: none;
}

.info-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.info-label {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.info-value {
  display: block;
  font-size: 0.88rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* ==================== CONTACT ==================== */
.contact {
  background: var(--bg-primary);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

/* 联系我们 — 使用flex列布局覆盖grid */
#contactList {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 600px;
  margin: 0 auto;
}

.contact-card {
  padding: 32px;
  text-align: center;
}

.contact-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 16px;
}

.contact-card h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.contact-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 联系我们 — 项目列表样式 */
.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.contact-item:hover {
  border-color: var(--accent);
  border-width: 1.5px;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.25), 0 0 0 1px rgba(59,130,246,0.1);
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.contact-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-glow);
  border-radius: 8px;
}

.contact-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.contact-value {
  font-size: 0.85rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* ==================== FOOTER ==================== */
.footer {
  background: var(--bg-glass);
  backdrop-filter: blur(var(--blur-strong));
  -webkit-backdrop-filter: blur(var(--blur-strong));
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-brand .logo-icon {
  font-size: 2rem;
}

.footer-brand .logo-text {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-brand .footer-tagline {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 8px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.footer-links ul,
.footer-contact ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links ul {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.footer-links a,
.footer-contact li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color var(--transition);
}

.footer-links a {
  padding: 4px 0;
  position: relative;
}

.footer-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--transition);
}

.footer-links a:hover::after {
  width: 100%;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

/* ==================== 友情链接（标签切换） ==================== */
.friend-links {
  padding: 40px 0 24px;
  border-top: 1px solid var(--border-light);
}

.friend-links-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.friend-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  padding: 3px;
  background: var(--bg-glass);
  border-radius: 10px;
  border: 1px solid var(--border-light);
  overflow-x: auto;
}

.friend-tab {
  padding: 7px 16px;
  border: none;
  background: none;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.friend-tab:hover {
  color: var(--accent);
  background: rgba(59,130,246,0.06);
}

.friend-tab.active {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}

.friend-panel {
  display: none;
}

.friend-panel.active {
  display: block;
}

.friend-items {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 0;
}

.friend-items a {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
  padding: 3px 14px 3px 0;
  position: relative;
}

.friend-items a::after {
  content: '';
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 10px;
  background: var(--border);
}

.friend-items a:last-child::after {
  display: none;
}

.friend-items a:hover {
  color: var(--accent);
}

@media (max-width: 768px) {
  .friend-links {
    padding: 24px 0 16px;
  }
  .friend-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 2px;
  }
  .friend-tab {
    font-size: 0.72rem;
    padding: 6px 10px;
    white-space: nowrap;
    flex-shrink: 0;
  }
  .friend-items a {
    font-size: 0.7rem;
    padding: 2px 8px 2px 0;
  }
  .friend-items a::after {
    height: 8px;
  }
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--border-light);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==================== STATES ==================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  text-align: center;
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.6;
}

.empty-state p {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.empty-hint {
  font-size: 0.9rem !important;
  color: var(--text-muted) !important;
  margin-top: 8px;
  opacity: 0.6;
}

.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  color: var(--text-muted);
  gap: 16px;
}

.loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .modal-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .bidding-tab {
    padding: 8px 10px 10px;
    font-size: 0.75rem;
  }

  .industry-tab {
    padding: 6px 14px;
    font-size: 0.78rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .section {
    padding: 80px 0;
  }

  .section-header {
    margin-bottom: 48px;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .bidding-tabs {
    mask-image: none;
    -webkit-mask-image: none;
  }

  .bidding-tab {
    padding: 6px 10px 8px;
    font-size: 0.72rem;
  }

  .bidding-tab::after {
    left: 10px;
    right: 10px;
  }

  .bidding-toolbar {
    flex-direction: column;
  }

  .bidding-filters {
    flex-direction: column;
  }

  .bidding-item-meta {
    grid-template-columns: 1fr;
  }

  .bidding-item-header {
    flex-direction: column;
  }

  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .modal-body {
    padding: 24px;
  }

  .modal-table td:first-child {
    width: 80px;
  }

  .nav-actions {
    gap: 6px;
  }

  .nav-search-box {
    max-width: 140px;
  }

  .nav-search-box input {
    width: 100px !important;
    font-size: 0.78rem !important;
    padding: 6px 10px 6px 30px !important;
  }

  .footer-bottom p {
    font-size: 0.72rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-sub {
    font-size: 1rem;
  }

  .container {
    padding: 0 16px;
  }

  .section {
    padding: 60px 0;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .bidding-search {
    min-width: unset;
  }

  .bidding-item {
    padding: 20px;
  }

  .nav-search-box input {
    width: 120px !important;
    font-size: 0.78rem !important;
    padding: 6px 10px 6px 30px !important;
  }

  .nav-search-box input:focus {
    transform: scaleX(1.1) !important;
  }

  .footer-bottom p {
    font-size: 0.7rem;
  }
}

/* ==================== SELECTION ==================== */
::selection {
  background: var(--accent);
  color: #fff;
}

/* ==================== SCROLLBAR ==================== */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

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

/* ==================== FOCUS-VISIBLE ==================== */

/* ==================== INDUSTRY NEWS ==================== */
.industry-news {
  background: var(--bg-primary);
}

.industry-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
  justify-content: flex-start;
}

.industry-tab {
  padding: 8px 18px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.industry-tab:hover {
  border-color: var(--accent);
  color: var(--text-primary);
}

.industry-tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.industry-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.industry-item {
  padding: 20px 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: all var(--transition);
}

.industry-item:hover {
  border-color: var(--accent);
  transform: translateX(4px);
}

.industry-date {
  font-size: 0.85rem;
  color: var(--text-muted);
  white-space: nowrap;
  min-width: 90px;
}

.industry-source {
  font-size: 0.78rem;
  color: var(--accent-light);
  background: var(--accent-glow);
  padding: 2px 10px;
  border-radius: 10px;
  white-space: nowrap;
  font-weight: 500;
}

.industry-title {
  flex: 1;
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 500;
  line-height: 1.5;
}

.industry-item:hover .industry-title {
  color: var(--accent-light);
}

.industry-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

/* ==================== INDUSTRY MORE BUTTON ==================== */
.industry-more-wrap {
  text-align: center;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

.industry-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent-light);
  font-size: 0.9rem;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.3s ease;
}

.industry-more-btn:hover {
  background: var(--accent-glow);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(59,130,246,0.2);
}

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

/* ==================== INDUSTRY LIST ITEMS ==================== */
.industry-list-wrap {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.industry-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

/* ==================== SERVICE DETAIL EXPAND ==================== */
.service-card-front {
  transition: all 0.3s ease;
}

.service-expand-btn {
  margin-top: 20px;
  padding: 8px 20px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent-light);
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.82rem;
  font-family: inherit;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.service-expand-btn:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-1px);
}

.service-detail-inner {
  padding: 24px 0 8px;
  border-top: 1px solid var(--border-light);
  margin-top: 20px;
}

.service-subdesc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.service-scope {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.6;
}

.service-scope strong {
  color: var(--text-primary);
}

.service-quals {
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.service-quals strong {
  color: var(--text-primary);
}

.qual-badge {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 12px;
  font-size: 0.75rem;
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
  margin: 3px 4px;
  font-weight: 500;
}

/* ==================== CASES CAROUSEL ==================== */
.cases-carousel-wrap {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.cases-carousel {
  display: flex;
  gap: 36px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 8px 4px 16px;
}

.cases-carousel::-webkit-scrollbar {
  display: none;
}

/* 项目案例卡片使用与服务领域相同的尺寸 */
.cases-carousel .service-card {
  flex: 0 0 calc(33.333% - 10px);
  min-width: 220px;
  max-width: 340px;
  scroll-snap-align: start;
  padding: 28px 22px;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-80%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 10;
  opacity: 0.6;
}

.carousel-btn:hover {
  opacity: 1;
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.carousel-prev {
  left: 8px;
}

.carousel-next {
  right: 8px;
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 8px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: all 0.3s ease;
}

.carousel-dot.active {
  width: 24px;
  border-radius: 4px;
  background: var(--accent);
}

/* ==================== CASES GRID VIEW ==================== */
/* ==================== INDUSTRY MARQUEE ==================== */
.industry-marquee-wrap {
  position: relative;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
}

.industry-marquee {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 600px;
  overflow-y: auto;
  padding: 4px 0;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.industry-marquee::-webkit-scrollbar {
  width: 4px;
}

.industry-marquee::-webkit-scrollbar-track {
  background: transparent;
}

.industry-marquee::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

.industry-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 20px;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.industry-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.industry-item:hover {
  transform: translateX(4px) translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
  border-color: var(--accent);
  border-width: 1.5px;
  background: var(--accent-glow);
}

.industry-item:hover::before {
  transform: scaleY(1);
}

.industry-date {
  flex-shrink: 0;
  font-size: 0.75rem;
  color: var(--text-muted);
  min-width: 80px;
  font-weight: 500;
}

.industry-source {
  flex-shrink: 0;
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: 10px;
  font-weight: 600;
  color: var(--text-primary);
  min-width: 60px;
  text-align: center;
}

.industry-title {
  flex: 1;
  font-size: 0.88rem;
  color: var(--text-primary);
  font-weight: 500;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}

.industry-arrow {
  flex-shrink: 0;
  font-size: 0.9rem;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.3s ease;
}

.industry-item:hover .industry-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ==================== CASES FILTER (案例筛选按钮) ==================== */
.cases-cat {
  padding: 10px 24px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.cases-cat:hover {
  border-color: var(--accent);
  color: var(--text-primary);
}

.cases-cat.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ==================== RECRUITMENT ==================== */
.recruit-header {
  text-align: center;
  margin-bottom: 32px;
}

.recruit-header h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.recruit-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.recruit-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.recruit-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 24px;
  transition: all 0.3s ease;
}

.recruit-card:hover {
  border-color: var(--accent);
  border-width: 1.5px;
  transform: translateX(4px) translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.recruit-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.recruit-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.recruit-type {
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
}

.recruit-type.fulltime { background: rgba(37,99,235,0.08); color: #2563eb; }
.recruit-type.parttime { background: rgba(5,150,105,0.08); color: #059669; }
.recruit-type.intern   { background: rgba(217,119,6,0.08); color: #d97706; }
[data-theme="dark"] .recruit-type.fulltime { background: rgba(59,130,246,0.15); color: #60a5fa; }
[data-theme="dark"] .recruit-type.parttime { background: rgba(16,185,129,0.15); color: #34d399; }
[data-theme="dark"] .recruit-type.intern   { background: rgba(245,158,11,0.15); color: #fbbf24; }

.recruit-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.recruit-tag {
  padding: 2px 10px;
  border-radius: 6px;
  font-size: 0.78rem;
  background: var(--accent-glow);
  color: var(--accent-light);
}

.recruit-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}

.recruit-reqs {
  padding-left: 18px;
  margin-bottom: 12px;
}

.recruit-reqs li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
  list-style: disc;
}

.recruit-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px solid var(--border-light);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.recruit-empty {
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
}

.recruit-apply-btn {
  display: inline-block;
  padding: 6px 18px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  color: var(--accent-light);
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.3s ease;
  background: transparent;
  font-family: inherit;
}

.recruit-apply-btn:hover {
  background: var(--accent);
  color: #fff;
}

/* ==================== APPLY MODAL ==================== */
.apply-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 28px;
  max-width: 480px;
  margin: 0 auto;
  text-align: left;
}

.apply-email {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent-light);
  padding: 8px 0;
}

.apply-subject {
  font-size: 0.9rem;
  padding: 10px 14px;
  background: var(--bg-primary);
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-primary);
  word-break: break-all;
}

.apply-materials {
  padding-left: 20px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 2;
}

.apply-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
}

.btn-apply-back {
  padding: 10px 28px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.btn-apply-back:hover {
  border-color: var(--accent);
  color: var(--accent-light);
}

.btn-apply-send {
  padding: 10px 28px;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition);
}

.btn-apply-send:hover {
  filter: brightness(1.15);
  transform: translateY(-1px);
}

/* ==================== 悬浮大小写转换工具 ==================== */
.case-tool-fab {
  position: fixed;
  right: 20px;
  bottom: 120px;
  z-index: 9999;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15), 0 0 0 1px rgba(59,130,246,0.08);
  transition: all var(--transition);
  user-select: none;
}

.case-tool-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 20px rgba(0,0,0,0.2), 0 0 0 1.5px rgba(59,130,246,0.2);
  border-color: var(--accent);
}

.case-tool-fab .fab-icon {
  font-size: 1.1rem;
}

.case-tool-panel {
  position: fixed;
  right: 24px;
  bottom: 180px;
  z-index: 9998;
  width: 320px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 40px rgba(0,0,0,0.3);
  padding: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px) scale(0.95);
  transition: all var(--transition);
  overflow: hidden;
}

.case-tool-panel.active {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0) scale(1);
}

.case-tool-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
  font-weight: 600;
}

.case-tool-close {
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0 4px;
  font-family: inherit;
}

.case-tool-close:hover {
  color: var(--text-primary);
}

.case-tool-input {
  width: 100%;
  min-height: 100px;
  padding: 14px 18px;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.88rem;
  font-family: inherit;
  line-height: 1.6;
  resize: vertical;
  outline: none;
  box-sizing: border-box;
}

.case-tool-input::placeholder {
  color: var(--text-muted);
}

.case-tool-btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  padding: 0 18px 12px;
}

.case-tool-btns button {
  padding: 8px 0;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.case-tool-btns button:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
  color: var(--accent-light);
}

.case-tool-result {
  margin: 0 18px 12px;
  padding: 12px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-primary);
  word-break: break-all;
  min-height: 40px;
  max-height: 150px;
  overflow-y: auto;
}

.case-tool-copy {
  display: block;
  width: calc(100% - 36px);
  margin: 0 18px 14px;
  padding: 8px 0;
  border-radius: 6px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent-light);
  font-size: 0.82rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.case-tool-copy:hover {
  background: var(--accent);
  color: #fff;
}

.case-tool-divider {
  height: 1px;
  background: var(--border);
  margin: 4px 18px 10px;
}

.case-tool-subtitle {
  font-size: 0.78rem;
  color: var(--text-muted);
  padding: 0 18px 8px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.case-tool-row {
  display: flex;
  gap: 6px;
  padding: 0 18px 10px;
}

.case-tool-number {
  flex: 1;
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition);
  box-sizing: border-box;
}

.case-tool-number:focus {
  border-color: var(--accent);
}

.case-tool-number::placeholder {
  color: var(--text-muted);
}

.case-tool-btn-small {
  padding: 8px 14px;
  border-radius: 6px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent-light);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  white-space: nowrap;
}

.case-tool-btn-small:hover {
  background: var(--accent);
  color: #fff;
}

/* ==================== 悬浮招聘广告 ==================== */
.recruit-float {
  position: fixed;
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9997;
  width: 240px;
  background: var(--bg-glass);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 40px rgba(0,0,0,0.25), 0 0 0 1px rgba(59,130,246,0.08);
  overflow: hidden;
  transition: all var(--transition);
}

.recruit-float-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: var(--accent-glow);
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-light);
}

.recruit-float-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0 2px;
  font-family: inherit;
  line-height: 1;
}

.recruit-float-close:hover {
  color: var(--text-primary);
}

.recruit-float-body {
  padding: 10px 16px;
  max-height: 340px;
  overflow-y: auto;
}

.recruit-float-loading {
  text-align: center;
  padding: 16px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.recruit-float-item {
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
}

.recruit-float-item:last-child {
  border-bottom: none;
}

.recruit-float-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.recruit-float-meta {
  display: flex;
  gap: 8px;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.recruit-float-btn {
  padding: 4px 14px;
  border-radius: 6px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent-light);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.recruit-float-btn:hover {
  background: var(--accent);
  color: #fff;
}

.recruit-float-more {
  text-align: center;
  padding: 8px 0 4px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.recruit-float-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.recruit-float-footer a {
  font-size: 0.78rem;
  color: var(--accent-light);
  text-decoration: none;
}

.recruit-float-footer a:hover {
  text-decoration: underline;
}

/* ==================== SKELETON LOADING ==================== */
.skeleton {
  background: linear-gradient(90deg, var(--bg-glass) 25%, var(--bg-glass-strong) 50%, var(--bg-glass) 75%);
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s ease-in-out infinite;
  border-radius: 8px;
}

.skeleton-text { height: 14px; margin-bottom: 8px; width: 80%; }
.skeleton-title { height: 24px; margin-bottom: 12px; width: 60%; }
.skeleton-card { height: 180px; margin-bottom: 16px; }
.skeleton-circle { width: 48px; height: 48px; border-radius: 50%; }

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