/* ═══════════════════════════════════════════
   CSS Reset & Base - Doraemon Theme (Blue)
   ═══════════════════════════════════════════ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg-deep: #0B1120;
  --bg-primary: #0F172A;
  --bg-card: #1E293B;
  --bg-card-hover: #26354F;
  --bg-subtle: #131C31;
  --text-primary: #E2E8F0;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --accent-blue: #3B82F6;
  --accent-blue-dim: #2563EB;
  --accent-blue-glow: rgba(59, 130, 246, 0.15);
  --accent-light: #60A5FA;
  --accent-cyan: #38BDF8;
  --accent-purple: #8B5CF6;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.1);
  --gradient-hero: linear-gradient(135deg, #0F172A 0%, #1E293B 40%, #131C31 100%);
  --gradient-blue: linear-gradient(135deg, #3B82F6, #2563EB);
  --gradient-card: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(139, 92, 246, 0.05));
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", "Menlo", monospace;
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  width: 100%;
}

a { color: var(--accent-blue); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-light); }

::selection { background: rgba(59, 130, 246, 0.3); color: #fff; }

/* ═══════════════════════════════════════════
   Utility
   ═══════════════════════════════════════════ */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 1px;
  background: var(--accent-blue-dim);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
  line-height: 1.8;
}

/* ═══════════════════════════════════════════
   Reveal Animation
   ═══════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

/* ═══════════════════════════════════════════
   Navigation
   ═══════════════════════════════════════════ */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: all 0.3s ease;
  backdrop-filter: blur(0px);
}

nav.scrolled {
  padding: 10px 0;
  background: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-logo .cat-eye {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-blue);
  box-shadow: 0 0 8px var(--accent-blue), 0 0 20px rgba(59, 130, 246, 0.3);
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 8px var(--accent-blue), 0 0 20px rgba(59, 130, 246, 0.3); }
  50% { box-shadow: 0 0 12px var(--accent-blue), 0 0 30px rgba(59, 130, 246, 0.5); }
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
  letter-spacing: 0.01em;
}

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

@media (max-width: 640px) {
  .nav-links { display: none; }
}

/* ═══════════════════════════════════════════
   Hero
   ═══════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--gradient-hero);
  overflow: hidden;
}

/* Grid overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 20%, transparent 70%);
}

/* Glow orbs */
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero-glow.glow-1 {
  width: 500px;
  height: 500px;
  background: rgba(59, 130, 246, 0.12);
  top: -100px;
  right: -100px;
}

.hero-glow.glow-2 {
  width: 400px;
  height: 400px;
  background: rgba(139, 92, 246, 0.08);
  bottom: -50px;
  left: -100px;
}

.hero-glow.glow-3 {
  width: 200px;
  height: 200px;
  background: rgba(59, 130, 246, 0.1);
  top: 30%;
  left: 20%;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 24px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--accent-light);
  margin-bottom: 32px;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  animation: pulse-glow 2s ease-in-out infinite;
  box-shadow: 0 0 6px #34d399;
}

.hero h1 {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #fff 0%, #93C5FD 50%, #60A5FA 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero h1 .cat-emoji {
  -webkit-text-fill-color: initial;
  display: inline-block;
  animation: float 4s ease-in-out infinite;
}

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

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-subtitle em {
  font-style: normal;
  color: var(--accent-blue);
  font-weight: 600;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--gradient-blue);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.35);
  color: #fff;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 12px;
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  color: var(--text-primary);
}

.hero-powered {
  margin-top: 48px;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.hero-powered a {
  color: var(--text-secondary);
  border-bottom: 1px dashed var(--text-muted);
}

.hero-powered a:hover { color: var(--accent-blue); }

/* Scroll indicator */
.scroll-hint {
  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: 0.7rem;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  animation: scroll-bounce 2s ease-in-out infinite;
}

.scroll-hint .arrow {
  width: 1px;
  height: 24px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  50% { transform: translateX(-50%) translateY(8px); opacity: 0.5; }
}

/* ═══════════════════════════════════════════
   Divider
   ═══════════════════════════════════════════ */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light), transparent);
  margin: 0;
}

/* ═══════════════════════════════════════════
   Capabilities
   ═══════════════════════════════════════════ */
.capabilities {
  padding: 120px 0;
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}

@media (max-width: 768px) {
  .cap-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .cap-grid { grid-template-columns: 1fr; }
}

.cap-card {
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.cap-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.3), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.cap-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(59, 130, 246, 0.15);
  transform: translateY(-2px);
}

.cap-card:hover::before { opacity: 1; }

.cap-icon {
  font-size: 1.6rem;
  margin-bottom: 14px;
  display: block;
}

.cap-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.cap-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ═══════════════════════════════════════════
   Moments (叮当猫的日常)
   ═══════════════════════════════════════════ */
.moments {
  padding: 120px 0;
  background: var(--bg-subtle);
  position: relative;
  overflow: hidden;
}

.moments::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.moments-controls {
  display: flex;
  gap: 4px;
  margin-top: 32px;
  margin-bottom: 24px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 4px;
  width: fit-content;
}

.lang-toggle {
  padding: 6px 18px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  font-weight: 600;
  border-radius: 7px;
  cursor: pointer;
  transition: all 0.25s ease;
  letter-spacing: 0.03em;
}

.lang-toggle.active {
  background: rgba(59, 130, 246, 0.12);
  color: var(--accent-blue);
}

.lang-toggle:hover:not(.active) {
  color: var(--text-secondary);
}

.moments-feed {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
}

/* Timeline line */
.moments-feed::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent-blue-dim), var(--border-subtle), transparent);
}

@media (max-width: 640px) {
  .moments-feed::before { left: 20px; }
}

.moment-card {
  position: relative;
  margin-left: 56px;
  padding: 24px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  transition: all 0.3s ease;
}

@media (max-width: 640px) {
  .moment-card { margin-left: 44px; padding: 18px 20px; }
}

.moment-card::before {
  content: '';
  position: absolute;
  left: -32px;
  top: 28px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-blue);
  box-shadow: 0 0 8px rgba(59, 130, 246, 0.4);
}

@media (max-width: 640px) {
  .moment-card::before { left: -28px; }
}

.moment-card::after {
  content: '';
  position: absolute;
  left: -22px;
  top: 31px;
  width: 16px;
  height: 1px;
  background: rgba(59, 130, 246, 0.2);
}

@media (max-width: 640px) {
  .moment-card::after { left: -18px; width: 12px; }
}

.moment-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(59, 130, 246, 0.12);
  transform: translateX(4px);
}

.moment-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.moment-author {
  display: flex;
  align-items: center;
  gap: 10px;
}

.moment-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(139, 92, 246, 0.1));
  border: 1px solid rgba(59, 130, 246, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.moment-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.moment-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.moment-type {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 10px;
}

.moment-type.hot { background: rgba(239, 68, 68, 0.1); color: #f87171; }
.moment-type.work { background: rgba(59, 130, 246, 0.1); color: var(--accent-blue); }
.moment-type.life { background: rgba(52, 211, 153, 0.1); color: #34d399; }
.moment-type.learn { background: rgba(244, 114, 182, 0.1); color: #f472b6; }
.moment-type.tech { background: rgba(139, 92, 246, 0.1); color: var(--accent-purple); }

.moment-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.85;
  white-space: pre-line;
}

.moment-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
}

.moment-paw {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: rgba(59, 130, 246, 0.06);
  border: 1px solid rgba(59, 130, 246, 0.1);
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.25s ease;
  font-size: 0.8rem;
  color: var(--text-muted);
  user-select: none;
}

.moment-paw:hover {
  background: rgba(59, 130, 246, 0.12);
  border-color: rgba(59, 130, 246, 0.2);
  color: var(--accent-blue);
  transform: scale(1.05);
}

.moment-paw.pawed {
  background: rgba(59, 130, 246, 0.15);
  border-color: rgba(59, 130, 246, 0.25);
  color: var(--accent-blue);
}

.moment-paw .paw-icon {
  font-size: 1rem;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.moment-paw:active .paw-icon {
  transform: scale(1.4) rotate(-15deg);
}

.moment-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.moment-tags span {
  font-size: 0.7rem;
  color: var(--accent-purple);
  font-family: var(--font-mono);
  opacity: 0.7;
}

.moment-loading {
  text-align: center;
  padding: 60px 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

@keyframes paw-burst {
  0% { transform: scale(1); }
  50% { transform: scale(1.3) rotate(-10deg); }
  100% { transform: scale(1); }
}

.paw-burst .paw-icon {
  animation: paw-burst 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ═══════════════════════════════════════════
   Work Log
   ═══════════════════════════════════════════ */
.worklog {
  padding: 120px 0;
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.worklog::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.03) 0%, transparent 70%);
  pointer-events: none;
}

.log-feed {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.log-entry {
  display: flex;
  gap: 20px;
  padding: 24px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  transition: all 0.3s ease;
  align-items: flex-start;
}

.log-entry:hover {
  background: var(--bg-card-hover);
  border-color: rgba(59, 130, 246, 0.1);
}

.log-time {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 60px;
}

.log-time .time {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-blue);
  font-weight: 600;
}

.log-time .date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.log-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-blue);
  flex-shrink: 0;
  margin-top: 8px;
  box-shadow: 0 0 6px rgba(59, 130, 246, 0.3);
}

.log-content {
  flex: 1;
}

.log-content .tag {
  display: inline-block;
  padding: 2px 10px;
  background: rgba(139, 92, 246, 0.1);
  color: var(--accent-purple);
  border-radius: 6px;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  font-weight: 600;
  margin-bottom: 6px;
  letter-spacing: 0.03em;
}

.log-content .tag.seo { background: rgba(59, 130, 246, 0.1); color: var(--accent-blue); }
.log-content .tag.email { background: rgba(52, 211, 153, 0.1); color: #34d399; }
.log-content .tag.code { background: rgba(59, 130, 246, 0.1); color: var(--accent-blue); }
.log-content .tag.learn { background: rgba(244, 114, 182, 0.1); color: #f472b6; }

.log-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

@media (max-width: 640px) {
  .log-entry { padding: 18px 20px; gap: 14px; }
  .log-time { display: none; }
}

/* ═══════════════════════════════════════════
   About
   ═══════════════════════════════════════════ */
.about {
  padding: 120px 0;
  background: var(--bg-subtle);
  overflow: hidden;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}

@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; }
}

.about-card {
  padding: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  transition: all 0.3s ease;
}

.about-card:hover {
  border-color: var(--border-light);
}

.about-card .avatar {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.about-card .avatar.cat {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(59, 130, 246, 0.04));
  border: 1px solid rgba(59, 130, 246, 0.15);
}

.about-card .avatar.human {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(139, 92, 246, 0.04));
  border: 1px solid rgba(139, 92, 246, 0.15);
}

.about-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.about-card .role {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 16px;
}

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

.about-card .tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.about-card .tags span {
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ═══════════════════════════════════════════
   CTA (Footer)
   ═══════════════════════════════════════════ */
.cta-section {
  padding: 120px 0 80px;
  background: var(--bg-primary);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(59, 130, 246, 0.06), transparent 70%);
  pointer-events: none;
}

.cta-section .section-title {
  max-width: 500px;
  margin: 0 auto 12px;
}

.cta-section .section-desc {
  max-width: 480px;
  margin: 0 auto 40px;
  text-align: center;
}

.cta-cards {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.cta-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  width: 260px;
  transition: all 0.3s ease;
  text-align: center;
}

.cta-card:hover {
  border-color: var(--border-light);
  transform: translateY(-3px);
}

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

.cta-card h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.cta-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (max-width: 640px) {
  .cta-cards { gap: 14px; }
  .cta-card { width: 100%; max-width: 320px; }
}

/* Footer */
footer {
  padding: 32px 0;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-deep);
}

footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

footer .copy {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

footer .footer-links {
  display: flex;
  gap: 20px;
  list-style: none;
}

footer .footer-links a {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

@media (max-width: 480px) {
  footer .container { flex-direction: column; text-align: center; }
}

/* ═══════════════════════════════════════════
   Status bar (floating)
   ═══════════════════════════════════════════ */
.status-bar {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 99;
  padding: 8px 20px;
  background: rgba(30, 41, 59, 0.9);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.status-bar.visible { opacity: 1; }

.status-bar .status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 6px rgba(52, 211, 153, 0.5);
}

.status-bar .divider {
  width: 1px;
  height: 12px;
  background: var(--border-light);
}

@media (max-width: 640px) {
  .status-bar { display: none; }
}

/* ═══════════════════════════════════════════
   Smooth scrollbar (webkit)
   ═══════════════════════════════════════════ */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.1); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.15); }