@charset "UTF-8";
/* ==========================================================================
   一分机场 (yifenjichang.click) - Terminal Workstation Design System
   Pure CSS, JetBrains Mono Monospace Typography, Hairline Borders, 32px Grid
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&display=swap');

:root {
  --bg-main: #0a0e0a;
  --bg-surface: #0e140e;
  --bg-elevated: #131c13;
  --border-color: #1f2937;
  --border-accent: #4ade80;
  --text-main: #d4d4f4;
  --text-muted: #6b7280;
  --accent-green: #4ade80;
  --accent-strawberry: #f43f5e;
  --accent-amber: #fbbf24;
  --accent-cyan: #38bdf8;
  --grid-size: 32px;
  --font-mono: 'JetBrains Mono', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, monospace;
}

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

html {
  font-family: var(--font-mono);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  font-size: 15px;
  scroll-behavior: smooth;
}

/* 32px terminal grid overlay */
body {
  background-color: var(--bg-main);
  background-image: 
    linear-gradient(to right, rgba(74, 222, 128, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(74, 222, 128, 0.04) 1px, transparent 1px);
  background-size: var(--grid-size) var(--grid-size);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--text-main);
  text-decoration: none;
  transition: color 0.15s ease, border-color 0.15s ease;
}

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

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   Header & Sticky Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(10, 14, 10, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.terminal-logo {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--accent-green);
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 4px 0;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-green);
}

.nav-btn {
  font-size: 0.85rem;
  padding: 6px 14px;
  border: 1px solid var(--accent-green);
  color: var(--accent-green);
  background: transparent;
  border-radius: 2px;
  transition: all 0.2s ease;
}

.nav-btn:hover {
  background: rgba(74, 222, 128, 0.1);
  color: #fff;
  border-color: #86efac;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 80px 0 60px;
  border-bottom: 1px solid var(--border-color);
  position: relative;
}

.prompt-line {
  display: inline-flex;
  align-items: center;
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  background: rgba(31, 41, 55, 0.4);
  padding: 4px 12px;
  border: 1px solid var(--border-color);
  border-radius: 2px;
}

.prompt-line .prompt-user {
  color: var(--accent-green);
}

.prompt-line .cursor-blink {
  display: inline-block;
  color: var(--accent-green);
  animation: blink 1s step-end infinite;
  margin-left: 2px;
}

@keyframes blink {
  from, to { opacity: 1; }
  50% { opacity: 0; }
}

.hero-headline {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1.5px;
  color: #ffffff;
  margin-bottom: 20px;
}

.hero-headline .brand-highlight {
  color: var(--accent-green);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-main);
  max-width: 820px;
  margin-bottom: 16px;
  font-weight: 400;
}

.hero-intro {
  font-size: 0.98rem;
  color: var(--text-muted);
  max-width: 780px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.btn-terminal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.92rem;
  font-family: var(--font-mono);
  padding: 12px 24px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--accent-green);
  color: #051405;
  font-weight: 700;
  border: 1px solid var(--accent-green);
}

.btn-primary:hover {
  background-color: #86efac;
  border-color: #86efac;
  color: #020b02;
  box-shadow: 0 0 15px rgba(74, 222, 128, 0.3);
}

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

.btn-secondary:hover {
  border-color: var(--accent-green);
  color: var(--accent-green);
  background-color: rgba(74, 222, 128, 0.05);
}

.btn-dofollow {
  background-color: #111a14;
  color: #93c5fd;
  border: 1px solid #2563eb;
}

.btn-dofollow:hover {
  background-color: #1e293b;
  color: #bfdbfe;
  border-color: #60a5fa;
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.3);
}

/* ==========================================================================
   Stats Strip (Single Row, No Cards, Hairline Separators)
   ========================================================================== */
.stats-strip {
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-surface);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: 100%;
}

.stat-item {
  padding: 28px 20px;
  border-right: 1px solid var(--border-color);
  text-align: left;
}

.stat-item:last-child {
  border-right: none;
}

.stat-value {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent-green);
  line-height: 1.1;
  margin-bottom: 6px;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ==========================================================================
   Section Headers & Common
   ========================================================================== */
.section {
  padding: 80px 0;
  border-bottom: 1px solid var(--border-color);
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--accent-green);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 680px;
  margin-bottom: 48px;
  line-height: 1.7;
}

/* ==========================================================================
   Features Grid (3 Columns, Hairline Separators, [01] Icon Tags)
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border-color);
}

.feature-cell {
  padding: 36px 30px;
  border-right: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  transition: background-color 0.2s ease;
}

.feature-cell:last-child {
  border-right: none;
}

.feature-cell:hover {
  background-color: var(--bg-elevated);
}

.feature-badge {
  font-size: 0.85rem;
  color: var(--accent-green);
  margin-bottom: 18px;
  font-weight: 700;
}

.feature-cell h3 {
  font-size: 1.2rem;
  color: #ffffff;
  margin-bottom: 12px;
}

.feature-cell p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ==========================================================================
   Streaming & AI Cards Grid
   ========================================================================== */
.media-ai-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.media-ai-card {
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 32px;
  border-radius: 2px;
  position: relative;
}

.media-ai-card:hover {
  border-color: #374151;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--border-color);
}

.card-header h3 {
  font-size: 1.25rem;
  color: #ffffff;
}

.card-status {
  font-size: 0.78rem;
  color: var(--accent-green);
  border: 1px solid rgba(74, 222, 128, 0.3);
  padding: 2px 8px;
  border-radius: 2px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 24px;
}

.tag-pill {
  font-size: 0.8rem;
  padding: 4px 10px;
  background-color: #141f16;
  border: 1px solid var(--border-color);
  color: #9ae6b4;
  border-radius: 2px;
}

.media-ai-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ==========================================================================
   Pricing Table (3 Columns, Pro Highlighted with Hairline Accent)
   ========================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}

.pricing-card {
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 36px 28px;
  border-radius: 2px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card.pro-plan {
  background-color: var(--bg-elevated);
  border: 1px solid var(--accent-green);
  box-shadow: 0 0 20px rgba(74, 222, 128, 0.08);
}

.pro-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background-color: var(--accent-green);
  color: #051405;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 2px;
  letter-spacing: 0.5px;
}

.plan-title {
  font-size: 1.25rem;
  color: #ffffff;
  margin-bottom: 8px;
}

.plan-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  min-height: 38px;
  margin-bottom: 24px;
}

.plan-price {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.plan-price .currency {
  font-size: 1.3rem;
  color: var(--text-main);
}

.plan-price .amount {
  font-size: 2.8rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1;
}

.plan-price .period {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.plan-specs {
  list-style: none;
  margin-bottom: 32px;
  flex-grow: 1;
}

.plan-specs li {
  font-size: 0.85rem;
  color: var(--text-main);
  padding: 8px 0;
  border-bottom: 1px dashed rgba(31, 41, 55, 0.6);
  display: flex;
  align-items: center;
  gap: 8px;
}

.plan-specs li::before {
  content: "✓";
  color: var(--accent-green);
  font-weight: bold;
}

.pricing-card .btn-terminal {
  width: 100%;
}

/* ==========================================================================
   Quickstart Code Block (Syntax Highlighted)
   key = strawberry (#f43f5e), comment = grey (#6b7280), string = amber (#fbbf24)
   ========================================================================== */
.code-window {
  border: 1px solid var(--border-color);
  background-color: #080c08;
  border-radius: 2px;
  overflow: hidden;
}

.code-titlebar {
  background-color: #101610;
  border-bottom: 1px solid var(--border-color);
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.code-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--border-color);
}

.code-content {
  padding: 24px;
  overflow-x: auto;
  font-size: 0.88rem;
  line-height: 1.7;
}

.syntax-comment {
  color: #6b7280;
}

.syntax-key {
  color: #f43f5e;
}

.syntax-string {
  color: #fbbf24;
}

.syntax-cmd {
  color: var(--accent-green);
}

.syntax-punct {
  color: #9ca3af;
}

/* ==========================================================================
   User Reviews / Testimonials
   ========================================================================== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.review-card {
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 28px;
  border-radius: 2px;
}

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

.reviewer-handle {
  font-size: 0.85rem;
  color: var(--accent-green);
}

.review-rating {
  font-size: 0.8rem;
  color: var(--accent-amber);
}

.review-text {
  font-size: 0.88rem;
  color: var(--text-main);
  line-height: 1.7;
  margin-bottom: 14px;
}

.review-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px dashed var(--border-color);
  padding-top: 10px;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 24px 28px;
  border-radius: 2px;
}

.faq-question {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.faq-question::before {
  content: "[?]";
  color: var(--accent-green);
  font-size: 0.9rem;
}

.faq-answer {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  padding-left: 28px;
}

/* ==========================================================================
   Footer (Strictly 4 Links Opening in New Window)
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-color);
  background-color: #070a07;
  padding: 40px 0;
  margin-top: auto;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.footer-nav a {
  font-size: 0.9rem;
  color: var(--text-muted);
  border-bottom: 1px dotted transparent;
}

.footer-nav a:hover {
  color: var(--accent-green);
  border-bottom-color: var(--accent-green);
}

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

/* ==========================================================================
   Article Hub & Internal Pages Styling
   ========================================================================== */
.article-hub-header {
  padding: 60px 0 40px;
  border-bottom: 1px solid var(--border-color);
}

.article-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin: 40px 0;
}

.article-item {
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 30px;
  border-radius: 2px;
  transition: all 0.2s ease;
}

.article-item:hover {
  border-color: var(--accent-green);
  background-color: var(--bg-elevated);
}

.article-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  display: flex;
  gap: 16px;
}

.article-meta span {
  color: var(--accent-green);
}

.article-item h2 {
  font-size: 1.35rem;
  color: #ffffff;
  margin-bottom: 12px;
}

.article-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.article-item .read-more {
  font-size: 0.85rem;
  color: var(--accent-green);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-body {
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.85;
  max-width: 860px;
  margin: 40px auto;
}

.article-body h2 {
  font-size: 1.5rem;
  color: #ffffff;
  margin: 36px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}

.article-body h3 {
  font-size: 1.2rem;
  color: #ffffff;
  margin: 28px 0 12px;
}

.article-body p {
  margin-bottom: 18px;
  color: #c9cdd8;
}

.article-body ul, .article-body ol {
  margin: 16px 0 24px 28px;
}

.article-body li {
  margin-bottom: 8px;
}

.article-body blockquote {
  border-left: 3px solid var(--accent-green);
  padding: 12px 20px;
  background-color: var(--bg-surface);
  margin: 24px 0;
  color: #9ca3af;
}

.inline-dofollow-link {
  color: #93c5fd;
  text-decoration: underline;
  text-underline-offset: 4px;
  font-weight: 500;
}

.inline-dofollow-link:hover {
  color: #60a5fa;
  text-decoration: underline;
}

.article-toc {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 20px;
  margin-bottom: 30px;
  border-radius: 2px;
}

.article-toc h4 {
  font-size: 0.9rem;
  color: var(--accent-green);
  margin-bottom: 10px;
}

.article-toc ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.article-toc li {
  margin-bottom: 6px;
}

.article-toc a {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.article-toc a:hover {
  color: var(--accent-green);
}

/* ==========================================================================
   Responsive Media Queries (@media)
   ========================================================================== */
@media (max-width: 992px) {
  .hero-headline {
    font-size: 42px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .feature-cell {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
  .feature-cell:last-child {
    border-bottom: none;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat-item:nth-child(2) {
    border-right: none;
  }
  .stat-item:nth-child(3) {
    border-top: 1px solid var(--border-color);
  }
  .stat-item:nth-child(4) {
    border-top: 1px solid var(--border-color);
    border-right: none;
  }
  .media-ai-grid {
    grid-template-columns: 1fr;
  }
  .reviews-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-bar {
    height: auto;
    padding: 14px 0;
    flex-direction: column;
    gap: 12px;
  }
  .nav-links {
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
  }
  .hero-headline {
    font-size: 32px;
    letter-spacing: -1px;
  }
  .hero-subtitle {
    font-size: 1.05rem;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .hero-actions .btn-terminal {
    width: 100%;
    min-height: 48px; /* mobile touch friendly */
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .stat-item {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 20px;
  }
  .stat-item:last-child {
    border-bottom: none;
  }
  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
  .footer-nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }
}