/* ==========================================================================
   蜜糖云机场 (Mitangyun Cloud) - 航天级六边形铝蜂窝夹层 Design System
   Visual Theme: Hexagonal Honeycomb Core & Warm Orange Aerospace Gradient
   ========================================================================== */

:root {
  /* Brand Palette - Warm Orange & Aerospace Metallic */
  --primary-orange: #FF5500;
  --primary-orange-hover: #E04B00;
  --primary-glow: rgba(255, 85, 0, 0.25);
  --secondary-amber: #FF9900;
  --warm-gold: #FFB700;
  --warm-bg-start: #FAF8F5;
  --warm-bg-end: #EEEEF2;
  
  /* Structural Aerospace Metallic Colors */
  --titanium-dark: #16191E;
  --titanium-card: #FFFFFF;
  --titanium-card-hover: #FDFBF7;
  --text-main: #1F242D;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --border-color: #E2E8F0;
  --border-glow: rgba(255, 85, 0, 0.3);
  --rivet-color: #A0AEC0;
  --rivet-shine: #FFFFFF;
  
  /* Fonts & Radius */
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  --font-code: "JetBrains Mono", Fira Code, Consolas, Monaco, monospace;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  
  /* Shadow & Transitions */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(255, 85, 0, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--warm-bg-end);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(255, 153, 0, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(255, 85, 0, 0.06) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.6) 0%, transparent 100%);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Hexagonal Honeycomb Pattern Background Overlay */
.honeycomb-bg-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
  background-image: radial-gradient(#FF9900 0.75px, transparent 0.75px), radial-gradient(#FF5500 0.75px, var(--warm-bg-end) 0.75px);
  background-size: 30px 30px;
  background-position: 0 0, 15px 15px;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

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

a:hover {
  color: var(--primary-orange-hover);
}

/* Top Announcement Banner */
.top-notice-bar {
  background: linear-gradient(90deg, #FF5500 0%, #FF9900 50%, #FF5500 100%);
  background-size: 200% 100%;
  animation: bgGradientMove 6s linear infinite;
  color: #FFFFFF;
  text-align: center;
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 10px rgba(255, 85, 0, 0.3);
  position: relative;
  z-index: 101;
}

.top-notice-bar a {
  color: #FFF;
  text-decoration: underline;
  margin-left: 8px;
  font-weight: 700;
}

@keyframes bgGradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Navigation Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* Brand Logo with Aerospace Hexagon Icon */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--titanium-dark);
  letter-spacing: -0.5px;
}

.brand-icon-hex {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #FF5500 0%, #FF9900 100%);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-weight: 900;
  font-size: 1.2rem;
  box-shadow: 0 4px 12px rgba(255, 85, 0, 0.4);
  position: relative;
}

.brand-icon-hex::after {
  content: '';
  position: absolute;
  inset: 2px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.brand-text span {
  color: var(--primary-orange);
}

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

.nav-link {
  font-weight: 600;
  color: var(--text-main);
  font-size: 0.95rem;
  position: relative;
  padding: 6px 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: linear-gradient(90deg, #FF5500, #FF9900);
  transition: var(--transition);
  border-radius: 2px;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

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

/* Aerospace Cold Rivet Metallic Card Style */
.aero-card {
  position: relative;
  background: var(--titanium-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  overflow: hidden;
}

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

/* Micro Cold Titanium Rivets on Card Corners */
.aero-card .rivet {
  position: absolute;
  width: 8px;
  height: 8px;
  background: radial-gradient(circle, #FFFFFF 20%, #A0AEC0 70%, #4A5568 100%);
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0,0,0,0.3);
  z-index: 2;
}
.aero-card .rivet-tl { top: 8px; left: 8px; }
.aero-card .rivet-tr { top: 8px; right: 8px; }
.aero-card .rivet-bl { bottom: 8px; left: 8px; }
.aero-card .rivet-br { bottom: 8px; right: 8px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  outline: none;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #FF5500 0%, #FF8800 100%);
  color: #FFFFFF;
  box-shadow: 0 6px 20px rgba(255, 85, 0, 0.35);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(60deg, transparent, rgba(255,255,255,0.3), transparent);
  transform: rotate(30deg);
  transition: 0.6s;
  opacity: 0;
}

.btn-primary:hover::before {
  opacity: 1;
  animation: shineBtn 1.2s ease-in-out;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(255, 85, 0, 0.45);
  color: #FFFFFF;
}

@keyframes shineBtn {
  0% { transform: translateX(-100%) rotate(30deg); }
  100% { transform: translateX(100%) rotate(30deg); }
}

.btn-secondary {
  background: #FFFFFF;
  color: var(--titanium-dark);
  border: 1px solid #CBD5E1;
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--primary-orange);
  color: var(--primary-orange);
  background: #FFFDF9;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.1rem;
  border-radius: var(--radius-md);
}

/* Hero Section */
.hero-section {
  padding: 80px 0 60px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(255, 85, 0, 0.1);
  border: 1px solid rgba(255, 85, 0, 0.25);
  border-radius: 30px;
  color: var(--primary-orange);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--primary-orange);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--primary-orange);
  animation: pulseDot 1.5s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 85, 0, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(255, 85, 0, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 85, 0, 0); }
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1.15;
  color: var(--titanium-dark);
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero-title .highlight {
  background: linear-gradient(135deg, #FF5500 0%, #FF9900 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 32px;
  padding-top: 24px;
  border-top: 1px dashed #CBD5E1;
}

.stat-item .stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--titanium-dark);
  font-family: var(--font-code);
}

.stat-item .stat-num span {
  color: var(--primary-orange);
}

.stat-item .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Hero Visual Panel: Honeycomb Core Structural Slice */
.hero-visual-panel {
  position: relative;
  background: linear-gradient(145deg, #FFFFFF 0%, #F5F7FA 100%);
  border: 1px solid #CBD5E1;
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-lg);
}

.honeycomb-cutout-box {
  position: relative;
  height: 320px;
  background: #111418;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid #334155;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  color: #FFFFFF;
}

/* Background Hex Mesh Graphic inside slice */
.honeycomb-cutout-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(rgba(255, 136, 0, 0.3) 1px, transparent 1px),
    radial-gradient(rgba(255, 85, 0, 0.15) 1px, transparent 1px);
  background-size: 24px 24px;
  background-position: 0 0, 12px 12px;
  opacity: 0.6;
}

.panel-header-badge {
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 2;
}

.tech-tag {
  font-family: var(--font-code);
  font-size: 0.75rem;
  background: rgba(255, 85, 0, 0.2);
  color: #FF9900;
  border: 1px solid rgba(255, 153, 0, 0.4);
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 1px;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: #4ADE80;
  font-family: var(--font-code);
}

.status-dot {
  width: 8px;
  height: 8px;
  background: #4ADE80;
  border-radius: 50%;
  box-shadow: 0 0 8px #4ADE80;
}

.panel-core-metrics {
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 20px 0;
}

.metric-card-inner {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 14px;
}

.metric-card-inner .metric-title {
  font-size: 0.75rem;
  color: #94A3B8;
  margin-bottom: 4px;
}

.metric-card-inner .metric-value {
  font-size: 1.25rem;
  font-weight: 700;
  font-family: var(--font-code);
  color: #FF9900;
}

.panel-footer-live {
  z-index: 2;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 0.8rem;
  font-family: var(--font-code);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-left: 3px solid #FF5500;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}

.section-subtitle {
  color: var(--primary-orange);
  font-weight: 800;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--titanium-dark);
  letter-spacing: -0.5px;
}

.section-title span {
  color: var(--primary-orange);
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-top: 12px;
}

/* Features Grid Section */
.features-section {
  padding: 80px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-icon-box {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(255, 85, 0, 0.1) 0%, rgba(255, 153, 0, 0.15) 100%);
  border: 1px solid rgba(255, 85, 0, 0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-orange);
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--titanium-dark);
  margin-bottom: 10px;
}

.feature-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Pricing Section */
.pricing-section {
  padding: 80px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(255, 153, 0, 0.04) 50%, transparent 100%);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.pricing-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid #CBD5E1;
  background: #FFFFFF;
}

.pricing-card.popular {
  border: 2px solid var(--primary-orange);
  box-shadow: 0 12px 32px rgba(255, 85, 0, 0.18);
  transform: translateY(-8px);
}

.popular-badge {
  position: absolute;
  top: 0;
  right: 24px;
  background: linear-gradient(135deg, #FF5500, #FF9900);
  color: #FFF;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 12px;
  border-bottom-left-radius: 6px;
  border-bottom-right-radius: 6px;
  letter-spacing: 0.5px;
}

.plan-name {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--titanium-dark);
  margin-bottom: 8px;
}

.plan-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.plan-price {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--titanium-dark);
  font-family: var(--font-code);
  margin-bottom: 24px;
}

.plan-price span {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 400;
}

.plan-features {
  list-style: none;
  margin-bottom: 32px;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 12px;
}

.plan-features li check {
  color: var(--primary-orange);
  font-weight: 900;
}

/* Audience Section */
.audience-section {
  padding: 80px 0;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.audience-card {
  text-align: center;
  padding: 28px 20px;
}

.audience-icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
  display: inline-block;
}

/* Tutorial Section */
.tutorial-section {
  padding: 80px 0;
}

.tutorial-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
}

.tab-btn {
  padding: 10px 24px;
  background: #FFFFFF;
  border: 1px solid #CBD5E1;
  border-radius: var(--radius-sm);
  font-weight: 700;
  color: var(--text-main);
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn.active, .tab-btn:hover {
  background: var(--primary-orange);
  color: #FFFFFF;
  border-color: var(--primary-orange);
}

.tutorial-content-box {
  background: #FFFFFF;
  border: 1px solid #CBD5E1;
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.tutorial-step-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.step-card {
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-sm);
  padding: 20px;
  position: relative;
}

.step-number {
  font-size: 1.8rem;
  font-weight: 900;
  color: rgba(255, 85, 0, 0.2);
  font-family: var(--font-code);
  position: absolute;
  top: 12px;
  right: 16px;
}

.step-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--titanium-dark);
  margin-bottom: 8px;
}

/* Testimonial Section */
.testimonials-section {
  padding: 80px 0;
  background: rgba(255, 153, 0, 0.03);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-md);
  padding: 28px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.user-avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #FF5500, #FF9900);
  border-radius: 50%;
  color: #FFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.user-meta h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--titanium-dark);
}

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

.rating-stars {
  color: #FFB700;
  margin-bottom: 12px;
}

/* Article Catalog Section */
.articles-section {
  padding: 80px 0;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.article-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.article-category {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary-orange);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.article-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--titanium-dark);
  margin-bottom: 10px;
  line-height: 1.4;
}

.article-card-title a {
  color: var(--titanium-dark);
}

.article-card-title a:hover {
  color: var(--primary-orange);
}

.article-excerpt {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-light);
  border-top: 1px solid #F1F5F9;
  padding-top: 12px;
}

/* FAQ Accordion Section */
.faq-section {
  padding: 80px 0;
}

.faq-accordion {
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: #CBD5E1;
}

.faq-question {
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--titanium-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.faq-icon {
  width: 24px;
  height: 24px;
  background: #F1F5F9;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: transform 0.3s;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: rgba(255, 85, 0, 0.15);
  color: var(--primary-orange);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out, padding 0.35s ease;
  padding: 0 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.open .faq-answer {
  max-height: 400px;
  padding: 0 24px 20px 24px;
}

/* CTA Footer Banner */
.cta-banner {
  background: linear-gradient(135deg, #16191E 0%, #2A303C 100%);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
  margin-bottom: 80px;
  border: 1px solid #334155;
  box-shadow: var(--shadow-lg);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 85, 0, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.cta-title {
  font-size: 2.4rem;
  font-weight: 900;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.cta-desc {
  font-size: 1.1rem;
  color: #94A3B8;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

/* Footer Style */
.site-footer {
  background: #111418;
  color: #94A3B8;
  padding: 60px 0 30px;
  border-top: 1px solid #1E293B;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .brand-logo {
  color: #FFFFFF;
  margin-bottom: 16px;
}

.footer-about {
  line-height: 1.7;
  color: #64748B;
}

.footer-col-title {
  color: #FFFFFF;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94A3B8;
}

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

.footer-bottom {
  border-top: 1px solid #1E293B;
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

/* Article Template Layout */
.article-layout {
  padding: 60px 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

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

.breadcrumb a:hover {
  color: var(--primary-orange);
}

.article-header {
  margin-bottom: 40px;
}

.article-title-main {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--titanium-dark);
  line-height: 1.2;
  margin-bottom: 16px;
}

.article-meta-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-bottom: 1px solid #E2E8F0;
  padding-bottom: 20px;
}

.article-main-grid {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
}

.article-content {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-md);
  padding: 40px;
  font-size: 1.05rem;
  line-height: 1.8;
  color: #2D3748;
}

.article-content h1,
.article-content h2,
.article-content h3 {
  color: var(--titanium-dark);
  font-weight: 800;
  margin: 32px 0 16px;
  line-height: 1.3;
}

.article-content h2 {
  font-size: 1.75rem;
  padding-bottom: 8px;
  border-bottom: 2px solid rgba(255, 85, 0, 0.2);
}

.article-content h3 {
  font-size: 1.35rem;
}

.article-content p {
  margin-bottom: 20px;
}

.article-content ul, .article-content ol {
  margin-bottom: 20px;
  padding-left: 24px;
}

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

.article-content blockquote {
  background: rgba(255, 153, 0, 0.06);
  border-left: 4px solid var(--primary-orange);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 24px 0;
  font-style: italic;
  color: #4A5568;
}

.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-widget {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-md);
  padding: 24px;
}

.widget-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--titanium-dark);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--primary-orange);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .features-grid, .pricing-grid, .testimonials-grid, .articles-grid { grid-template-columns: repeat(2, 1fr); }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .article-main-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-menu { display: none; }
  .hero-title { font-size: 2.2rem; }
  .features-grid, .pricing-grid, .testimonials-grid, .articles-grid, .audience-grid { grid-template-columns: 1fr; }
  .tutorial-step-list { grid-template-columns: 1fr; }
  .pricing-card.popular { transform: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}