/* ========== CSS Variables & Reset ========== */
:root {
  /* 主色调 */
  --primary: #667eea;
  --primary-dark: #5a6fd6;
  --secondary: #764ba2;
  --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
  --gradient-hover: linear-gradient(135deg, var(--primary-dark), #6a3f96);

  /* 背景色 */
  --bg-dark: #0a0a1a;
  --bg-card: #111128;
  --bg-card-hover: #1a1a3e;
  --bg-elevated: #16162e;

  /* 文字色 */
  --text-primary: #e8e8f0;
  --text-secondary: #a0a0b8;
  --text-muted: #6b6b80;
  --text-accent: #667eea;

  /* 边框 */
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(102, 126, 234, 0.3);

  /* 间距 */
  --section-padding: 120px 0;
  --container-width: 1200px;

  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* 阴影 */
  --shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.15);

  /* 过渡 */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 亮色主题 */
[data-theme="light"] {
  --bg-dark: #f5f7fa;
  --bg-card: #ffffff;
  --bg-card-hover: #f0f2f5;
  --bg-elevated: #ffffff;
  --text-primary: #1a1a2e;
  --text-secondary: #555570;
  --text-muted: #8888a0;
  --text-accent: #5a6fd6;
  --border: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(102, 126, 234, 0.4);
  --shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.1);
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

img {
  max-width: 100%;
  display: block;
}

ul, ol {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
}

input, textarea {
  font-family: inherit;
  font-size: inherit;
}

::selection {
  background: var(--primary);
  color: #fff;
}

/* ========== Container ========== */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-padding);
  position: relative;
}

/* ========== Section Title ========== */
.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 60px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
  max-width: 300px;
}

.title-number {
  font-family: 'Fira Code', monospace;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--primary);
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
  background: var(--gradient-hover);
  box-shadow: 0 6px 30px rgba(102, 126, 234, 0.5);
  transform: translateY(-2px);
}

.btn-outline {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}

.btn-outline:hover {
  background: rgba(102, 126, 234, 0.1);
  transform: translateY(-2px);
}

/* ========== 导航栏 ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 10, 26, 0.95);
  backdrop-filter: blur(20px);
  padding: 12px 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

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

.nav-logo {
  font-size: 1.3rem;
  font-weight: 700;
  font-family: 'Fira Code', monospace;
}

.logo-bracket {
  color: var(--primary);
}

.nav-menu {
  display: flex;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

/* 主题切换按钮 */
.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}

.theme-toggle:hover {
  border-color: var(--border-hover);
  background: var(--bg-card);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

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

[data-theme="light"] .theme-toggle .icon-moon {
  display: block;
}

.theme-toggle .icon-moon {
  display: none;
}

/* 汉堡菜单 */
.nav-toggle {
  display: none;
  width: 32px;
  height: 24px;
  position: relative;
  z-index: 1001;
}

.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
  position: absolute;
}

.hamburger {
  top: 50%;
  transform: translateY(-50%);
}

.hamburger::before {
  content: '';
  top: -8px;
}

.hamburger::after {
  content: '';
  bottom: -8px;
}

.nav-toggle.active .hamburger {
  background: transparent;
}

.nav-toggle.active .hamburger::before {
  top: 0;
  transform: rotate(45deg);
  background: var(--primary);
}

.nav-toggle.active .hamburger::after {
  bottom: 0;
  transform: rotate(-45deg);
  background: var(--primary);
}

/* ========== Hero Section ========== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 0 24px;
}

.particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
}

.hero-greeting {
  font-family: 'Fira Code', monospace;
  font-size: 1rem;
  color: var(--primary);
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.hero-name {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title-wrapper {
  font-size: 1.4rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
}

.hero-title {
  color: var(--text-primary);
  font-weight: 600;
}

.typewriter-cursor {
  color: var(--primary);
  animation: blink 1s infinite;
  font-weight: 300;
}

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

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

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

/* 滚动指示器 */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: float 3s ease-in-out infinite;
}

.scroll-mouse {
  width: 24px;
  height: 40px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  position: relative;
}

.scroll-wheel {
  width: 3px;
  height: 8px;
  background: var(--primary);
  border-radius: 3px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
  0% { opacity: 1; top: 8px; }
  100% { opacity: 0; top: 24px; }
}

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

/* ========== 关于我 ========== */
.about-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 60px;
  align-items: start;
}

.about-image-wrapper {
  position: relative;
}

.about-image {
  position: relative;
  width: 280px;
  height: 280px;
  margin: 0 auto;
}

.image-placeholder {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.placeholder-icon {
  width: 80px;
  height: 80px;
  color: var(--text-muted);
}

.image-border {
  position: absolute;
  top: 16px;
  left: 16px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--primary);
  border-radius: var(--radius-lg);
  z-index: 0;
  transition: var(--transition);
}

.about-image:hover .image-border {
  top: 12px;
  left: 12px;
}

.about-content {
  padding-top: 10px;
}

.about-text {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.about-stats {
  display: flex;
  gap: 40px;
  margin: 32px 0;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-plus {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 8px;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  padding: 6px 16px;
  background: rgba(102, 126, 234, 0.1);
  border: 1px solid rgba(102, 126, 234, 0.2);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--primary);
  transition: var(--transition);
}

.tag:hover {
  background: rgba(102, 126, 234, 0.2);
  border-color: var(--primary);
}

/* ========== 技能展示 ========== */
.skills-categories {
  display: flex;
  flex-direction: column;
  gap: 60px;
}

.category-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
}

.category-title svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  transition: var(--transition);
  cursor: default;
}

.skill-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.skill-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skill-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.skill-name {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 12px;
  display: block;
}

.skill-progress {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0;
  background: var(--gradient);
  border-radius: 4px;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== 作品集 ========== */
.portfolio-filters {
  display: flex;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  transition: var(--transition);
}

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

.filter-btn.active {
  background: var(--gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.portfolio-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.portfolio-card:hover .card-img {
  transform: scale(1.05);
}

.card-icon {
  width: 48px;
  height: 48px;
  color: rgba(255, 255, 255, 0.8);
}

.card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 26, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.portfolio-card:hover .card-overlay {
  opacity: 1;
}

.overlay-text {
  padding: 10px 24px;
  background: var(--gradient);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  transform: translateY(10px);
  transition: var(--transition);
}

.portfolio-card:hover .overlay-text {
  transform: translateY(0);
}

.card-info {
  padding: 24px;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.6;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.card-tags span {
  padding: 4px 12px;
  background: rgba(102, 126, 234, 0.1);
  border-radius: 100px;
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 500;
}

/* 隐藏的卡片 */
.portfolio-card.hidden {
  display: none;
}

/* ========== 模态框 ========== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 26, 0.9);
  backdrop-filter: blur(10px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: var(--transition-slow);
}

.modal-overlay.active .modal-content {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: var(--transition);
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.1);
}

.modal-close svg {
  width: 20px;
  height: 20px;
}

.modal-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.modal-gallery {
  padding: 32px;
}

.gallery-main {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16/10;
}

.gallery-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
}

.gallery-icon {
  width: 48px;
  height: 48px;
  color: rgba(255, 255, 255, 0.5);
}

.modal-info {
  padding: 32px;
  padding-left: 0;
}

.modal-title {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.modal-desc {
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.7;
}

.modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.modal-tags span {
  padding: 6px 14px;
  background: rgba(102, 126, 234, 0.1);
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--primary);
  font-weight: 500;
}

.modal-features h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.modal-features ul {
  list-style: none;
  margin-bottom: 24px;
}

.modal-features li {
  padding: 6px 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  position: relative;
  padding-left: 20px;
}

.modal-features li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--primary);
}

.modal-links {
  display: flex;
  gap: 12px;
}

.modal-links .btn {
  padding: 12px 24px;
  font-size: 0.9rem;
}

/* ========== 时间线 ========== */
.timeline-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.timeline-heading {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.timeline-heading svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
}

.timeline {
  position: relative;
  padding-left: 32px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 36px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -37px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.2);
}

.timeline-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition);
}

.timeline-content:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
}

.timeline-date {
  font-family: 'Fira Code', monospace;
  font-size: 0.8rem;
  color: var(--primary);
  margin-bottom: 8px;
  display: block;
}

.timeline-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.timeline-company {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.timeline-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ========== 联系方式 ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-subtitle {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.contact-text {
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.8;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
}

.contact-item svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-link:hover {
  background: var(--gradient);
  border-color: transparent;
  transform: translateY(-4px);
  box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

/* 表单 */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

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

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

.btn-submit {
  align-self: flex-start;
  border: none;
}

/* ========== 页脚 ========== */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-logo {
  font-size: 1.2rem;
  font-weight: 700;
  font-family: 'Fira Code', monospace;
}

.footer-nav {
  display: flex;
  gap: 24px;
}

.footer-nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

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

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--gradient);
  transform: translateY(-2px);
}

.footer-social svg {
  width: 18px;
  height: 18px;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid var(--border);
}

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

.icp-record {
  margin-top: 8px;
  font-size: 0.8rem;
}

.icp-record a {
  color: var(--text-muted);
  transition: var(--transition);
}

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

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

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

::-webkit-scrollbar-thumb {
  background: var(--bg-card);
  border-radius: 4px;
}

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