/* FastImgTool — Site Overhaul Design System */
:root {
  --primary: #7C3AED;
  --primary-dark: #6D28D9;
  --primary-light: #EDE9FE;
  --accent: #10B981;
  --accent-light: rgba(16, 185, 129, 0.15);
  --surface: #0b1220;
  --surface-2: #111a2f;
  --card: #111a30;
  --border: #2a3a5a;
  --text-primary: #e6edf7;
  --text-secondary: #a0b3d9;
  --text-muted: #64748b;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.35);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --adsense-client: ca-pub-8332278519903196;
}

/* Shared navbar (guide + affiliate pages) */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px;
  background: #0b1225;
  border-bottom: 1px solid #1e293b;
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar .logo a {
  font-size: 1.4rem;
  font-weight: bold;
  background: linear-gradient(135deg, #4da3ff, #00d4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-decoration: none;
}
.navbar .nav-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.navbar .nav-links a {
  color: #a0b3d9;
  text-decoration: none;
  font-size: 0.95rem;
}
.navbar .nav-links a:hover { color: #4da3ff; }

/* Hero */
.hero {
  background: linear-gradient(135deg, #0F172A 0%, #2D1B69 100%);
  padding: 80px 20px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 60%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 900px; margin: 0 auto; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-light);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 24px;
}
.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: ft-pulse 2s infinite;
}
@keyframes ft-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 20px;
}
.hero-highlight {
  background: linear-gradient(90deg, #2563EB, #10B981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 18px;
  color: #94A3B8;
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.6;
}
.hero-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.btn-primary {
  background: linear-gradient(135deg, #2563EB, #1D4ED8);
  color: #fff !important;
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  transition: all 0.2s;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
  display: inline-block;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.5);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #fff !important;
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 500;
  font-size: 15px;
  text-decoration: none;
  transition: all 0.2s;
  display: inline-block;
}
.btn-secondary:hover { background: rgba(255, 255, 255, 0.15); }
.hero-stats {
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-stats .stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero-stats strong {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
}
.hero-stats span {
  font-size: 13px;
  color: #64748B;
  margin-top: 2px;
}

/* Tools section */
.tools-section {
  padding: 60px 20px;
  background: var(--surface);
}
.tools-section .container {
  max-width: 1200px;
  margin: 0 auto;
}
.section-header {
  text-align: center;
  margin-bottom: 32px;
}
.section-header h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.section-header p {
  font-size: 16px;
  color: var(--text-secondary);
}
.category-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.cat-tab {
  padding: 8px 20px;
  border-radius: 50px;
  border: 1.5px solid var(--border);
  background: var(--card);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.cat-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.cat-tab:hover:not(.active) {
  border-color: var(--primary);
  color: var(--primary);
}
.tools-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
@media (max-width: 768px) {
  .tools-grid { grid-template-columns: 1fr; }
}
.tool-card-h {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  text-decoration: none;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
  color: inherit;
}
.tool-card-h:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.tool-card-h::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--primary);
  border-radius: 4px 0 0 4px;
  opacity: 0;
  transition: opacity 0.2s;
}
.tool-card-h:hover::before { opacity: 1; }
.tool-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}
.tool-info { flex: 1; min-width: 0; }
.tool-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tool-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.tool-arrow {
  font-size: 18px;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform 0.2s;
}
.tool-card-h:hover .tool-arrow { transform: translateX(4px); }

/* Nav CTA */
.nav-cta {
  background: linear-gradient(135deg, #2563EB, #0891b2) !important;
  color: #fff !important;
  padding: 6px 14px !important;
  border-radius: 8px;
  font-weight: 600 !important;
}

/* Ad containers */
.ad-container {
  text-align: center;
  margin: 20px auto;
  max-width: 728px;
  min-height: 90px;
}

/* Guide pages */
.guide-header {
  background: linear-gradient(135deg, #0F172A, #1E3A5F);
  color: #fff;
  padding: 60px 20px 40px;
}
.guide-header .container { max-width: 1200px; margin: 0 auto; }
.guide-breadcrumb {
  font-size: 13px;
  color: #64748B;
  margin-bottom: 16px;
}
.guide-breadcrumb a { color: #94A3B8; text-decoration: none; }
.guide-breadcrumb a:hover { color: #fff; }
.guide-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 12px;
  color: #fff;
}
.guide-subtitle {
  font-size: 18px;
  color: #94A3B8;
  margin-bottom: 16px;
}
.guide-meta {
  display: flex;
  gap: 20px;
  font-size: 13px;
  color: #64748B;
  flex-wrap: wrap;
}
.guide-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  padding: 40px 20px;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
}
@media (max-width: 900px) {
  .guide-layout { grid-template-columns: 1fr; }
  .guide-sidebar { order: -1; }
}
.guide-content {
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-primary);
}
.guide-content h2 {
  font-size: 26px;
  font-weight: 700;
  margin: 40px 0 16px;
  color: var(--text-primary);
  padding-top: 8px;
  border-top: 2px solid var(--border);
}
.guide-content h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 28px 0 12px;
  color: var(--text-primary);
}
.guide-content p { margin-bottom: 20px; }
.guide-content ul, .guide-content ol { margin: 16px 0 20px 24px; }
.guide-content li { margin-bottom: 8px; }
.inline-tool-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--primary-light);
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin: 32px 0;
  flex-wrap: wrap;
}
.cta-icon { font-size: 32px; flex-shrink: 0; }
.cta-text { flex: 1; min-width: 200px; }
.cta-text strong { display: block; font-size: 15px; color: #93c5fd; }
.cta-text span { font-size: 13px; color: var(--text-secondary); }
.cta-btn {
  background: var(--primary);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  font-size: 14px;
  flex-shrink: 0;
}
.cta-btn:hover { background: var(--primary-dark); }
.sidebar-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
}
.sidebar-card h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.toc-list li {
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.toc-list li:last-child { border-bottom: none; }
.toc-list a { color: var(--text-secondary); text-decoration: none; }
.toc-list a:hover { color: var(--primary); }
.sidebar-tool-link {
  display: block;
  padding: 8px 0;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
}
.sidebar-tool-link:hover { color: var(--primary); }
.related-guides-section {
  background: var(--surface-2);
  padding: 60px 20px;
}
.guides-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 24px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.guide-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all 0.2s;
  color: inherit;
}
.guide-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.guide-card-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.guide-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.35;
}
.guide-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.guide-card-arrow {
  font-size: 13px;
  color: var(--primary);
  font-weight: 500;
  margin-top: auto;
}

/* Affiliate page */
.affiliate-category { margin-bottom: 48px; }
.cat-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
}
.affiliate-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 16px;
}
@media (max-width: 480px) {
  .affiliate-grid { grid-template-columns: 1fr; }
}
.affiliate-card {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 0;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}
.affiliate-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.affiliate-card::after {
  content: 'Affiliate';
  position: absolute;
  top: 0;
  right: 0;
  font-size: 9px;
  background: rgba(0, 0, 0, 0.2);
  color: var(--text-muted);
  padding: 3px 8px;
  border-radius: 0 var(--radius-lg) 0 6px;
  font-weight: 500;
  text-transform: uppercase;
}
.aff-left { display: flex; align-items: flex-start; gap: 14px; }
.aff-logo { font-size: 36px; line-height: 1; flex-shrink: 0; }
.aff-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.aff-tagline { font-size: 13px; color: var(--text-secondary); margin-bottom: 6px; }
.aff-stars { font-size: 13px; color: #F59E0B; }
.aff-stars span { color: var(--text-secondary); }
.aff-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}
.aff-price { font-size: 16px; font-weight: 700; color: var(--primary); }
.aff-badge {
  font-size: 10px;
  padding: 3px 10px;
  border-radius: 50px;
  background: var(--primary-light);
  color: #93c5fd;
  font-weight: 600;
  text-transform: uppercase;
}
.aff-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}
.affiliate-card:hover .aff-btn { background: var(--primary-dark); }
.aff-features {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.aff-features span {
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--surface);
  padding: 4px 10px;
  border-radius: 50px;
}

/* Footer overhaul */
.site-footer {
  background: #0b1225;
  border-top: 1px solid var(--border);
  padding: 48px 20px 24px;
  margin-top: auto;
}
.site-footer .container { max-width: 1200px; margin: 0 auto; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 32px;
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
.footer-logo {
  font-size: 1.4rem;
  font-weight: 800;
  background: linear-gradient(135deg, #4da3ff, #00d4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
}
.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
  max-width: 280px;
}
.footer-col h4 {
  color: var(--text-primary);
  font-size: 14px;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
}
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
}

/* CalStacker-compatible aliases */
.calc-card,
.tool-card-h { display: flex; }
.calc-grid,
.tools-grid { display: flex; flex-direction: column; gap: 12px; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}
@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-links:not(.nav-open) { display: none; }
  .nav-links.nav-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #0b1225;
    padding: 16px;
    border-bottom: 1px solid var(--border);
  }
  .navbar, .nav { position: relative; flex-wrap: wrap; }
}

.guide-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  padding: 40px 0;
  align-items: start;
}
@media (max-width: 900px) {
  .guide-layout { grid-template-columns: 1fr; }
}
.guide-header {
  background: linear-gradient(135deg, #0F172A, #2D1B69);
  padding: 60px 20px 40px;
  color: #fff;
}
.sidebar-tool-cta {
  background: var(--primary-light);
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
}
.inline-cta {
  background: var(--primary-light);
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin: 28px 0;
  text-align: center;
}

.section-sellers {
  background: linear-gradient(135deg, #0F172A, #2D1B69);
  color: #fff;
  padding: 48px 20px;
}
.sellers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 32px;
}
.seller-card { text-align: center; padding: 20px; }
.seller-card h3 { color: #fff; margin-bottom: 8px; }
.seller-card p { font-size: 14px; color: #94A3B8; }