@import url('https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

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

:root {
  --bg:        #0d0d0f;
  --bg-card:   #16161a;
  --bg-hover:  #1e1e24;
  --border:    #2a2a35;
  --text:      #e8e8f0;
  --text-muted:#8888a0;
  --accent:    #7c6dff;
  --accent-2:  #ff6b6b;
  --green:     #4ade80;
  --red:       #f87171;
  --radius:    12px;
  --radius-sm: 6px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
  --glow:      0 0 0 1px rgba(124,109,255,0.25), 0 8px 32px rgba(124,109,255,0.12);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', 'PingFang TC', 'Noto Sans TC', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ========================================
   Scroll Animations
======================================== */
.animate {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.animate.visible {
  opacity: 1;
  transform: none;
}
.stagger > .animate:nth-child(1) { transition-delay: 0.00s; }
.stagger > .animate:nth-child(2) { transition-delay: 0.08s; }
.stagger > .animate:nth-child(3) { transition-delay: 0.16s; }
.stagger > .animate:nth-child(4) { transition-delay: 0.24s; }
.stagger > .animate:nth-child(5) { transition-delay: 0.32s; }
.stagger > .animate:nth-child(6) { transition-delay: 0.40s; }

/* ========================================
   Header / Nav
======================================== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 13, 15, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

nav {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  transition: color 0.2s;
  flex-shrink: 0;
}
.logo:hover { color: var(--accent); }

nav ul {
  display: flex;
  gap: 4px;
}

nav ul a {
  padding: 6px 13px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s, background 0.2s;
}
nav ul a:hover { color: var(--text); background: var(--bg-hover); }
nav ul a.active { color: var(--accent); background: var(--bg-hover); }

/* Hamburger */
.menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin: -8px -8px -8px 0;
  flex-shrink: 0;
}
.menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, background 0.2s;
  transform-origin: center;
}
.menu-btn:hover span { background: var(--text); }
.menu-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Focus ring */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ========================================
   Main
======================================== */
main { flex: 1; max-width: 900px; margin: 0 auto; padding: 0 24px 80px; width: 100%; }

/* ========================================
   Hero — Homepage
======================================== */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 0 72px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 640px;
  height: 420px;
  background: radial-gradient(ellipse at center, rgba(124,109,255,0.13) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content { text-align: center; position: relative; }

.avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0 auto 28px;
  letter-spacing: 0.04em;
  box-shadow: 0 0 0 4px rgba(124,109,255,0.15), 0 8px 32px rgba(124,109,255,0.28);
}

.hero-content h1 {
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 10px;
}

.accent { color: var(--accent); }

.tagline {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.bio {
  color: var(--text-muted);
  max-width: 460px;
  margin: 0 auto 36px;
  font-size: 0.975rem;
  line-height: 1.85;
}

.cta-group {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  transition: opacity 0.2s, transform 0.15s, box-shadow 0.25s;
  cursor: pointer;
  letter-spacing: 0.01em;
  font-family: inherit;
}
.btn:active { transform: translateY(0) !important; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #9b8cff 100%);
  color: #fff;
  box-shadow: 0 4px 16px rgba(124,109,255,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(124,109,255,0.5);
}

.btn-outline {
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: transparent;
}
.btn-outline:hover {
  border-color: rgba(124,109,255,0.45);
  color: var(--text);
  transform: translateY(-1px);
}

/* ========================================
   Section Title
======================================== */
.section-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

/* ========================================
   Cards — Homepage
======================================== */
.cards-section { padding: 20px 0 40px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  gap: 16px;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
  cursor: pointer;
}
.card:hover {
  border-color: rgba(124,109,255,0.35);
  transform: translateY(-3px);
  box-shadow: var(--glow);
}

.card-icon { font-size: 1.65rem; flex-shrink: 0; line-height: 1; padding-top: 2px; }

.card-tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 5px;
}

.card-body h3 {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
  color: var(--text);
  line-height: 1.4;
}

.card-body p {
  font-size: 0.83rem;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 8px;
  line-height: 1.6;
}

.card-date { font-size: 0.75rem; color: var(--text-muted); font-variant-numeric: tabular-nums; }

/* ========================================
   Stats — Homepage
======================================== */
.stats-section {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 24px;
  background: var(--bg-card);
}

.stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 16px;
  border-right: 1px solid var(--border);
  transition: background 0.2s;
}
.stat:hover { background: var(--bg-hover); }
.stat:last-child { border-right: none; }

.stat-number {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.04em;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ========================================
   Page Hero — Inner Pages
======================================== */
.page-hero {
  padding: 60px 0 44px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 36px;
}

.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 10px;
}

.page-hero p { color: var(--text-muted); max-width: 540px; font-size: 0.95rem; }

/* ========================================
   Filter Bar — Trading
======================================== */
.filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.filter-btn {
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.83rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}
.filter-btn:hover { border-color: rgba(124,109,255,0.45); color: var(--text); }
.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 2px 12px rgba(124,109,255,0.35);
}

/* ========================================
   Post Cards — Trading
======================================== */
.post-list { display: flex; flex-direction: column; gap: 14px; }

.post-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.post-card:hover {
  border-color: rgba(124,109,255,0.35);
  transform: translateY(-2px);
  box-shadow: var(--glow);
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.post-tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 20px;
}
.tag-review  { background: rgba(124, 109, 255, 0.12); color: var(--accent); }
.tag-strategy{ background: rgba(74, 222, 128, 0.12);  color: var(--green); }
.tag-mindset { background: rgba(248, 113, 113, 0.12); color: var(--red); }

.post-date { font-size: 0.8rem; color: var(--text-muted); font-variant-numeric: tabular-nums; }

.post-card h2 {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.4;
  margin-bottom: 8px;
  color: var(--text);
}

.post-card > p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.75;
  margin-bottom: 14px;
}

.post-stats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.stat-chip {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 20px;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 500;
}

.read-more {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
  transition: opacity 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.read-more:hover { opacity: 0.7; }

/* ========================================
   Travel Grid
======================================== */
.travel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 48px;
}

.travel-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
  display: flex;
  flex-direction: column;
}
.travel-card:hover {
  border-color: rgba(124,109,255,0.35);
  transform: translateY(-3px);
  box-shadow: var(--glow);
}

.travel-card.featured {
  grid-column: 1 / -1;
  flex-direction: row;
}

.travel-img {
  position: relative;
  background-size: cover;
  background-position: center;
  min-height: 180px;
  flex-shrink: 0;
}

.travel-card.featured .travel-img {
  width: 45%;
  min-height: 260px;
}

.travel-img-kyoto    { background: linear-gradient(135deg, #1a0533 0%, #6b21a8 40%, #c4701a 100%); }
.travel-img-iceland  { background: linear-gradient(135deg, #0a1628 0%, #1e3a5f 40%, #4ade80 100%); }
.travel-img-taipei   { background: linear-gradient(135deg, #064e3b 0%, #065f46 40%, #60d394 100%); }
.travel-img-portugal { background: linear-gradient(135deg, #7c2d12 0%, #c2410c 50%, #fbbf24 100%); }
.travel-img-vietnam  { background: linear-gradient(135deg, #422006 0%, #92400e 50%, #f59e0b 100%); }

.travel-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 14px;
}

.travel-country {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #fff;
  background: rgba(0,0,0,0.45);
  padding: 4px 10px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}

.travel-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }

.travel-tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-2);
  display: block;
  margin-bottom: 8px;
}

.travel-body h2 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.4;
  margin-bottom: 8px;
  color: var(--text);
}

.travel-body > p {
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.75;
  margin-bottom: 14px;
  flex: 1;
}

.travel-info {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

/* ========================================
   Country Chips — Travel
======================================== */
.map-section { padding: 12px 0 40px; }

.country-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.country-chip {
  padding: 5px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  font-size: 0.83rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: border-color 0.2s, color 0.2s;
}
.country-chip:hover { border-color: rgba(124,109,255,0.45); color: var(--text); }

/* ========================================
   News — Today News
======================================== */
.news-updated {
  margin-top: 10px;
  font-size: 0.83rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.news-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 48px;
}

.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.news-card:hover {
  border-color: rgba(124,109,255,0.35);
  transform: translateY(-2px);
  box-shadow: var(--glow);
}
.news-card.featured { grid-column: 1 / -1; }

.news-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.news-country {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-transform: uppercase;
}

.news-date {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.news-card h2 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.4;
  color: var(--text);
  margin-bottom: 10px;
}

.news-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.75;
  margin-bottom: 16px;
}

.news-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

/* ========================================
   Album — Today Album
======================================== */
.album-hero { margin-bottom: 28px; }

.album-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 48px;
}

.album-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.album-card:hover {
  border-color: rgba(124,109,255,0.35);
  transform: translateY(-3px);
  box-shadow: var(--glow);
}

.album-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--bg-hover);
}

.album-card figcaption {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.album-number {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.album-card strong { color: var(--text); font-size: 0.95rem; font-weight: 600; }
.album-card small { color: var(--text-muted); font-size: 0.8rem; }
.album-card-wide { grid-column: 1 / -1; }
.album-card-wide img { aspect-ratio: 16 / 10; object-position: center; }

/* ========================================
   Footer
======================================== */
footer {
  border-top: 1px solid var(--border);
  padding: 28px 24px;
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-inner > p { color: var(--text-muted); font-size: 0.82rem; }

.footer-links {
  display: flex;
  gap: 4px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}
.footer-links a:hover { color: var(--text); background: var(--bg-hover); }

/* ========================================
   Responsive
======================================== */
@media (max-width: 768px) {
  .menu-btn { display: flex; }

  nav ul {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(13,13,15,0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    z-index: 99;
  }
  nav ul.open { display: flex; }
  nav ul a { font-size: 1.15rem; padding: 12px 36px; }
}

@media (max-width: 640px) {
  .hero { padding: 64px 0 48px; }
  .hero::before { width: 100%; }

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

  .stats-section { flex-direction: column; }
  .stat { border-right: none; border-bottom: 1px solid var(--border); padding: 24px; }
  .stat:last-child { border-bottom: none; }

  .travel-grid { grid-template-columns: 1fr; }
  .travel-card.featured { flex-direction: column; }
  .travel-card.featured .travel-img { width: 100%; min-height: 200px; }

  .news-grid { grid-template-columns: 1fr; }
  .news-card.featured { grid-column: auto; }
  .news-header { align-items: flex-start; flex-direction: column; gap: 4px; }

  .album-grid { grid-template-columns: 1fr; }
  .album-card-wide { grid-column: auto; }
  .album-card-wide img { aspect-ratio: 4 / 3; }

  .filter-bar { gap: 6px; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
}