/* =========================================
GLOBAL VARIABLES & RESET
========================================= */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
--primary: #5b21b6;
--primary-dark: #4c1d95;
--primary-light: #7c3aed;
--primary-ultra-light: #f5f3ff;
--gradient-primary: linear-gradient(135deg, #6d28d9 0%, #db2777 100%);
--gradient-subtle: linear-gradient(135deg, #f5f3ff 0%, #fdf2f8 100%);
--gradient-hero: linear-gradient(135deg, #5b21b6 0%, #be185d 100%);
--bg-primary: #ffffff;
--bg-secondary: #fafafa;
--bg-tertiary: #f9fafb;
--text-primary: #0f172a;
--text-secondary: #475569;
--text-tertiary: #64748b;
--text-muted: #94a3b8;
--border-light: #e2e8f0;
--border-medium: #cbd5e1;
--accent: #be185d;
--accent-light: #fdf2f8;
--success: #10b981;
--success-light: #d1fae5;
--link-blue: #2563eb;
--link-blue-hover: #1d4ed8;
--space-1: 0.25rem;
--space-2: 0.5rem;
--space-3: 0.75rem;
--space-4: 1rem;
--space-5: 1.25rem;
--space-6: 1.5rem;
--space-8: 2rem;
--space-10: 2.5rem;
--space-12: 3rem;
--space-16: 4rem;
--space-20: 5rem;
--radius-sm: 6px;
--radius-md: 8px;
--radius-lg: 12px;
--radius-xl: 16px;
--radius-2xl: 24px;
--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
--shadow-purple: 0 10px 30px -5px rgba(91, 33, 182, 0.25);
--font-sans: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, sans-serif;
--transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
html { font-size: 15px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: var(--font-sans); font-size: 0.9375rem; line-height: 1.6; color: var(--text-primary); background-color: var(--bg-primary); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-6); }
@media (max-width: 768px) { .container { padding: 0 var(--space-4); } }
.site-main { min-height: calc(100vh - 200px); padding: var(--space-6) 0; }
/* Screen Reader Only */
.sr-only {
position: absolute;
width: 1px;
height: 1px;
padding: 0;
margin: -1px;
overflow: hidden;
clip: rect(0, 0, 0, 0);
white-space: nowrap;
border: 0;
}
/* =========================================
HEADER & NAVIGATION
========================================= */
.site-header {
background: rgba(255, 255, 255, 0.85);
backdrop-filter: saturate(180%) blur(20px);
-webkit-backdrop-filter: saturate(180%) blur(20px);
border-bottom: 1px solid rgba(0, 0, 0, 0.06);
position: -webkit-sticky;
position: sticky;
top: 0;
z-index: 1000;
transition: all 0.3s ease;
}
.header-content { display: flex; align-items: center; height: 72px; }
.header-left { flex: 1; display: flex; align-items: center; }
.header-center { flex: 2; display: flex; justify-content: center; align-items: center; }
.header-right { flex: 1; display: flex; justify-content: flex-end; align-items: center; gap: var(--space-4); }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; font-size: 1.25rem; background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; transition: opacity 0.2s ease; }
.logo:hover { opacity: 0.8; }
.nav-search-group { display: flex; align-items: center; background: #ffffff; border: 1px solid var(--border-light); border-radius: var(--radius-lg); box-shadow: 0 2px 4px rgba(0,0,0,0.02), 0 4px 12px rgba(0,0,0,0.04); transition: all 0.2s ease; }
.nav-search-group:focus-within { border-color: var(--primary-light); box-shadow: 0 0 0 4px var(--primary-ultra-light), 0 4px 12px rgba(91, 33, 182, 0.1); }
.nav-search-group .categories-btn { background: transparent; border: none; border-right: 1px solid #f1f5f9; padding: 0 16px; height: 48px; display: flex; align-items: center; gap: 8px; font-size: 0.875rem; font-weight: 500; color: var(--text-secondary); cursor: pointer; white-space: nowrap; border-radius: var(--radius-lg) 0 0 var(--radius-lg); transition: var(--transition); }
.nav-search-group .categories-btn:hover { background: #f8fafc; color: var(--primary); }
.dropdown-icon { width: 14px; height: 14px; flex-shrink: 0; opacity: 0.6; }
.header-search { position: relative; width: 280px; }
.header-search-input { width: 100%; height: 48px; padding: 0 44px 0 16px; border: none; background: transparent; font-size: 0.9375rem; font-family: var(--font-sans); color: var(--text-primary); outline: none; border-radius: 0 var(--radius-lg) var(--radius-lg) 0; }
.header-search-input::placeholder { color: var(--text-muted); }
.header-search-icon { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); color: var(--text-muted); display: flex; align-items: center; pointer-events: none; }
.categories-dropdown { position: relative; }
.categories-menu { position: absolute; top: calc(100% + 8px); left: 0; background: #ffffff; border: 1px solid var(--border-light); border-radius: var(--radius-lg); box-shadow: 0 10px 40px -10px rgba(0,0,0,0.15), 0 4px 12px rgba(0,0,0,0.05); padding: 8px; min-width: 240px; max-height: 400px; overflow-y: auto; opacity: 0; visibility: hidden; transform: translateY(-10px); transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1); z-index: 101; }
.nav-search-group .categories-dropdown:hover .categories-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.categories-menu-item { display: block; padding: 10px 12px; color: var(--text-secondary); text-decoration: none; font-size: 0.875rem; font-weight: 500; border-radius: var(--radius-md); transition: var(--transition); }
.categories-menu-item:hover { background-color: var(--primary-ultra-light); color: var(--primary); }
.header-search-results, .hero-search-results { position: absolute; top: calc(100% + 12px); left: 0; min-width: 380px; width: max-content; max-width: 500px; background: #ffffff; border: 1px solid var(--border-light); border-radius: var(--radius-lg); box-shadow: 0 10px 40px -10px rgba(0,0,0,0.15), 0 4px 12px rgba(0,0,0,0.05); max-height: 400px; overflow-x: hidden; overflow-y: auto; z-index: 102; display: none; }
.header-search-results.active, .hero-search-results.active { display: block; }
.hero-search-results .search-results-list, .header-search-results .search-results-list { list-style: none; margin: 0; padding: 0; }
.hero-search-results .search-results-list li, .header-search-results .search-results-list li { border-bottom: 1px solid #f1f5f9; }
.hero-search-results .search-results-list li:last-child, .header-search-results .search-results-list li:last-child { border-bottom: none; }
.hero-search-results .search-results-list li a, .header-search-results .search-results-list li a { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; text-decoration: none; color: var(--text-primary); transition: var(--transition); gap: 12px; }
.hero-search-results .search-results-list li a:hover, .header-search-results .search-results-list li a:hover { background: #f8fafc; color: var(--primary); }
.hero-search-results .search-item-title, .header-search-results .search-item-title { font-size: 0.9375rem; font-weight: 500; flex: 1; line-height: 1.4; }
.hero-search-results .search-item-meta, .header-search-results .search-item-meta { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.hero-search-results .search-item-lang, .header-search-results .search-item-lang { font-size: 0.65rem; font-weight: 700; color: #ffffff; background: var(--primary); padding: 2px 6px; border-radius: 4px; text-transform: uppercase; letter-spacing: 0.05em; line-height: 1.4; }
.hero-search-results .search-item-cat, .header-search-results .search-item-cat { font-size: 0.7rem; color: var(--text-muted); background: #f1f5f9; padding: 2px 8px; border-radius: 4px; text-transform: uppercase; letter-spacing: 0.05em; font-weight: 500; }
.hero-search-results .search-item-cat.is-category, .header-search-results .search-item-cat.is-category { color: var(--primary-dark); background: var(--primary-ultra-light); font-weight: 600; }
.hero-search-results .search-no-results, .header-search-results .search-no-results { padding: 16px; text-align: center; color: var(--text-muted); font-size: 0.875rem; }
.lang-switcher select, .mobile-lang-select, .footer-lang-select { appearance: none; padding: 10px 36px 10px 14px; border: 1px solid var(--border-light); border-radius: var(--radius-md); background-color: #ffffff; background-image: url('data:image/svg+xml;utf8, <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%2364748b" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="6 9 12 15 18 9"></polyline></svg>'); background-repeat: no-repeat; background-position: right 12px center; color: var(--text-secondary); font-size: 0.875rem; font-weight: 500; cursor: pointer; transition: var(--transition); box-shadow: 0 1px 2px rgba(0,0,0,0.05); }
.lang-switcher select:hover { border-color: var(--primary-light); color: var(--primary); box-shadow: 0 2px 4px rgba(0,0,0,0.05); }
.header-mobile-actions { display: flex; align-items: center; gap: 8px; }
.mobile-search-toggle, .mobile-menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; color: var(--text-secondary); transition: var(--transition); border-radius: var(--radius-md); }
.mobile-search-toggle:hover, .mobile-menu-toggle:hover { background: #f1f5f9; color: var(--primary); }
.mobile-menu-toggle { flex-direction: column; gap: 4px; }
.mobile-menu-toggle span { width: 20px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: var(--transition); }
.main-nav { display: none; position: absolute; top: 72px; left: 0; right: 0; background-color: #ffffff; border-bottom: 1px solid var(--border-light); padding: 16px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); flex-direction: column; z-index: 99; opacity: 0; transform: translateY(-10px); transition: all 0.3s ease; }
.main-nav.active { display: flex; opacity: 1; transform: translateY(0); }
.mobile-lang-switcher { padding: 12px 0; border-top: 1px solid var(--border-light); margin-top: 12px; }
.mobile-lang-select { width: 100%; }
.mobile-search-container { display: none; background: #ffffff; border-bottom: 1px solid var(--border-light); padding: 16px 0; }
.mobile-search-container.active { display: block; }
.mobile-search-container .header-search { width: 100%; }
.mobile-search-container .header-search-input { background: #f8fafc; border: 1px solid var(--border-light); border-radius: var(--radius-md); }
@media (max-width: 768px) {
.header-content { height: 64px; }
.header-center { flex: 1; justify-content: flex-start; margin-left: 16px; }
.header-right { gap: 8px; }
.desktop-lang { display: none; }
.nav-search-group { display: none; }
.mobile-search-toggle, .mobile-menu-toggle { display: flex; align-items: center; justify-content: center; }
.main-nav { top: 64px; }
.mobile-cat-dropdown .categories-btn { width: 100%; justify-content: space-between; padding: 12px; border: 1px solid var(--border-light); border-radius: var(--radius-md); height: auto; border-right: 1px solid var(--border-light); }
.mobile-cat-dropdown .categories-menu { position: static; opacity: 1; visibility: visible; box-shadow: none; border: none; padding: 0; margin-top: 8px; display: none; transform: none; }
.mobile-cat-dropdown:hover .categories-menu { display: block; }
}
/* =========================================
HOMEPAGE HERO
========================================= */
.hero { padding: 50px 0 60px; position: relative; overflow: hidden; }
.hero-glow { position: absolute; top: -100px; left: 50%; transform: translateX(-50%); width: 800px; height: 800px; background: radial-gradient(circle, rgba(91, 33, 182, 0.08) 0%, transparent 60%); pointer-events: none; z-index: -1; }
.hero-content { display: flex; align-items: center; justify-content: center; gap: 20px; max-width: 1100px; margin: 0 auto; }
.hero-text { flex: 1; text-align: left; max-width: 500px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: #ffffff; border: 1px solid var(--border-light); padding: 6px 16px; border-radius: 999px; font-size: 0.8125rem; font-weight: 500; color: var(--text-secondary); margin-bottom: 24px; box-shadow: 0 2px 4px rgba(0,0,0,0.02); transition: var(--transition); }
.hero-badge:hover { border-color: var(--primary-light); color: var(--primary); }
.badge-icon { font-size: 1rem; }
.hero h1 { font-size: 3.25rem; font-weight: 800; margin-bottom: 20px; background: var(--gradient-hero); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1.1; letter-spacing: -0.03em; }
.hero p { font-size: 1.125rem; color: var(--text-secondary); margin: 0 0 32px 0; line-height: 1.6; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-visual { flex: 1; display: flex; justify-content: center; align-items: center; max-width: 420px; }
.hero-illustration { max-width: 380px; width: 100%; }
.hero-illustration svg { width: 100%; height: auto; filter: drop-shadow(0 10px 30px rgba(91, 33, 182, 0.15)); }
@media (max-width: 768px) {
.hero { padding: 30px 0 40px; }
.hero-content { flex-direction: column; text-align: center; gap: 20px; }
.hero-text { text-align: center; max-width: 100%; }
.hero p { margin-left: auto; margin-right: auto; }
.hero h1 { font-size: 2.25rem; }
.hero-cta { justify-content: center; }
.hero-visual { max-width: 100%; }
.hero-illustration { max-width: 260px; }
}
/* =========================================
TRUST BAR
========================================= */
.trust-bar { padding: 0 24px; margin: 0 auto 60px; max-width: 960px; }
.trust-bar-container {
background: linear-gradient(135deg, #f5f3ff 0%, #ffffff 100%);
border: 1px solid rgba(91, 33, 182, 0.15);
border-radius: 16px;
padding: 24px 32px;
display: flex;
flex-direction: column;
align-items: center;
gap: 20px;
box-shadow: 0 4px 20px rgba(91, 33, 182, 0.05);
}
.trust-bar-badge {
display: inline-flex;
align-items: center;
gap: 8px;
background: var(--primary);
color: #ffffff;
padding: 6px 16px;
border-radius: 999px;
font-size: 0.8125rem;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.08em;
}
.pulse-dot {
width: 6px;
height: 6px;
background: #ffffff;
border-radius: 50%;
animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
0%, 100% { opacity: 1; transform: scale(1); }
50% { opacity: 0.4; transform: scale(0.8); }
}
.trust-bar-stats {
display: flex;
justify-content: center;
align-items: center;
gap: 48px;
flex-wrap: wrap;
}
.trust-stat {
display: flex;
flex-direction: column;
align-items: center;
gap: 8px;
}
.trust-stat-icon {
width: 40px;
height: 40px;
background: var(--primary-ultra-light);
color: var(--primary);
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
}
.trust-stat-icon svg { width: 20px; height: 20px; }
.trust-stat-value {
font-size: 1.5rem;
font-weight: 800;
color: var(--primary-dark);
letter-spacing: -0.02em;
line-height: 1.2;
}
.trust-stat-label {
font-size: 0.8125rem;
font-weight: 600;
color: var(--text-secondary);
text-transform: uppercase;
letter-spacing: 0.05em;
}
@media (max-width: 768px) {
.trust-bar { padding: 0 16px; margin: 0 auto 40px; }
.trust-bar-container { padding: 20px 24px; }
.trust-bar-stats { gap: 24px; }
.trust-stat-value { font-size: 1.25rem; }
}
/* =========================================
CATEGORY GRID (Homepage)
========================================= */
.categories-grid { margin-top: 60px; margin-bottom: 80px; padding: 0 24px; }
.categories-grid h2 { font-size: 2.25rem; font-weight: 800; margin-bottom: 32px; text-align: center; letter-spacing: -0.03em; color: var(--text-primary); }
.category-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; max-width: 960px; margin: 0 auto; }
@media (max-width: 1024px) { .category-cards { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px) { .category-cards { grid-template-columns: 1fr; max-width: 100%; } }
.category-card { background: #ffffff; border: 1px solid #f1f5f9; border-radius: 12px; padding: 16px; text-decoration: none; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); display: flex; flex-direction: column; align-items: center; text-align: center; position: relative; overflow: hidden; box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02), 0 4px 12px rgba(0, 0, 0, 0.03); height: 100%; }
.category-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--gradient-primary); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; }
.category-card:hover { border-color: rgba(91, 33, 182, 0.15); box-shadow: 0 10px 20px -5px rgba(91, 33, 182, 0.1), 0 4px 10px rgba(0, 0, 0, 0.03); transform: translateY(-3px); }
.category-card:hover::before { transform: scaleX(1); }
.category-icon-wrapper { width: 36px; height: 36px; background: var(--primary-ultra-light); color: var(--primary); border-radius: 8px; display: flex; align-items: center; justify-content: center; margin-bottom: 12px; transition: all 0.3s ease; }
.category-icon-wrapper svg { width: 18px; height: 18px; }
.category-card:hover .category-icon-wrapper { background: var(--primary); color: #ffffff; transform: scale(1.05); }
.category-card h3 { color: var(--text-primary); font-size: 0.9375rem; font-weight: 600; margin-bottom: 12px; letter-spacing: -0.01em; line-height: 1.3; flex-grow: 1; }
.calc-count { display: inline-flex; align-items: center; justify-content: center; gap: 4px; background: #f8fafc; padding: 5px 12px; border-radius: 999px; font-size: 0.6875rem; font-weight: 600; color: var(--text-secondary); transition: all 0.2s ease; margin-top: auto; }
.category-card:hover .calc-count { background: var(--primary-ultra-light); color: var(--primary); }
.arrow-icon { transition: transform 0.2s ease; font-size: 0.85rem; line-height: 1; }
.category-card:hover .arrow-icon { transform: translateX(3px); }
@media (max-width: 768px) {
.category-card { flex-direction: row; text-align: left; padding: 12px 16px; align-items: center; }
.category-icon-wrapper { width: 32px; height: 32px; margin-bottom: 0; margin-right: 12px; flex-shrink: 0; border-radius: 6px; }
.category-icon-wrapper svg { width: 16px; height: 16px; }
.category-card h3 { font-size: 0.9rem; margin-bottom: 0; margin-right: auto; }
.calc-count { margin-top: 0; padding: 4px 10px; font-size: 0.65rem; }
}
/* =========================================
POPULAR CALCULATORS (Homepage)
========================================= */
.popular-calculators { margin-top: 60px; margin-bottom: 80px; padding: 0 16px; }
.popular-calculators h2 { font-size: 2.25rem; font-weight: 800; margin-bottom: 12px; text-align: center; letter-spacing: -0.03em; color: var(--text-primary); }
.popular-subtitle { text-align: center; color: var(--text-secondary); font-size: 1.0625rem; font-weight: 400; margin: 0 auto 32px; max-width: 500px; }
.popular-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; max-width: 960px; margin: 0 auto; }
@media (max-width: 1024px) { .popular-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px) { .popular-grid { grid-template-columns: repeat(2, 1fr); max-width: 100%; } .popular-calculators { padding: 0 8px; } }
@media (max-width: 480px) { .popular-grid { grid-template-columns: 1fr; } }
.popular-card { background: #ffffff; border: 1px solid rgba(91, 33, 182, 0.15); border-bottom: 2px solid var(--primary-light); border-radius: 12px; padding: 16px; display: flex; flex-direction: column; position: relative; overflow: hidden; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); text-decoration: none; color: inherit; box-shadow: 0 4px 6px -1px rgba(91, 33, 182, 0.05), 0 2px 4px -1px rgba(91, 33, 182, 0.03); height: 100%; }
.popular-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--gradient-primary); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; }
.popular-card:hover { border-color: var(--primary); border-bottom-color: var(--primary-dark); box-shadow: 0 15px 30px -5px rgba(91, 33, 182, 0.15), 0 5px 15px rgba(91, 33, 182, 0.05); transform: translateY(-4px); background: #fdfbff; }
.popular-card:hover::before { transform: scaleX(1); }
.popular-category-tag { position: absolute; top: 16px; right: 16px; background: var(--primary-ultra-light); color: var(--primary-dark); border: 1px solid rgba(91, 33, 182, 0.15); font-size: 0.6875rem; font-weight: 600; padding: 4px 10px; border-radius: 999px; text-transform: uppercase; letter-spacing: 0.05em; z-index: 2; transition: all 0.2s ease; }
.popular-card:hover .popular-category-tag { background: var(--primary); color: #ffffff; border-color: var(--primary); }
.popular-card-title { margin: 0 0 12px 0; padding-right: 5rem; font-size: 1.0625rem; font-weight: 600; line-height: 1.4; color: var(--text-primary); letter-spacing: -0.01em; }
.popular-card-description { margin: 0; color: var(--text-secondary); font-size: 0.8125rem; line-height: 1.5; flex-grow: 1; }
/* =========================================
INTRO & FEATURES SECTIONS
========================================= */
.intro-text-block { max-width: 700px; margin: 60px auto; text-align: center; padding: 0 24px; }
.intro-text-block h2 { font-size: 2rem; font-weight: 800; margin-bottom: 16px; color: var(--text-primary); letter-spacing: -0.02em; }
.intro-text-block p { font-size: 1.0625rem; color: var(--text-secondary); line-height: 1.7; }
.intro-section { max-width: 960px; margin: 40px auto 80px; text-align: center; padding: 0 24px; }
.intro-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--primary-ultra-light); color: var(--primary); padding: 6px 16px; border-radius: 999px; font-size: 0.8125rem; font-weight: 600; margin-bottom: 40px; }
.intro-badge svg { width: 16px; height: 16px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 0; }
@media (max-width: 1024px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .feature-grid { grid-template-columns: 1fr; } }
.feature-card { background: #ffffff; border: 1px solid #f1f5f9; border-radius: 12px; padding: 24px 20px; text-align: center; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02), 0 4px 12px rgba(0, 0, 0, 0.03); }
.feature-card:hover { border-color: rgba(91, 33, 182, 0.15); box-shadow: 0 10px 20px -5px rgba(91, 33, 182, 0.1), 0 4px 10px rgba(0, 0, 0, 0.03); transform: translateY(-3px); }
.feature-icon-wrapper { width: 40px; height: 40px; background: var(--primary-ultra-light); color: var(--primary); border-radius: 10px; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px auto; transition: all 0.3s ease; }
.feature-icon-wrapper svg { width: 20px; height: 20px; }
.feature-card:hover .feature-icon-wrapper { background: var(--primary); color: #ffffff; transform: scale(1.05); }
.feature-card h3 { color: var(--text-primary); font-size: 0.9375rem; font-weight: 600; margin-bottom: 8px; letter-spacing: -0.01em; }
.feature-card p { color: var(--text-secondary); font-size: 0.8125rem; line-height: 1.5; margin: 0; }
/* =========================================
ABOUT SECTION (Homepage)
========================================= */
.about-section { max-width: 700px; margin: 0 auto 80px; text-align: center; padding: 0 24px; }
.about-section h2 { font-size: 2rem; font-weight: 800; margin-bottom: 20px; color: var(--text-primary); letter-spacing: -0.02em; }
.about-section p { font-size: 1.0625rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 32px; }
.about-btn-wrapper { display: flex; justify-content: center; }
/* =========================================
BUTTONS
========================================= */
.more-button-wrapper { text-align: center; margin-top: 32px; }
.btn-more { padding: 12px 32px; background: #ffffff; color: var(--primary-dark); border: 1px solid var(--border-light); border-radius: 12px; font-size: 0.875rem; font-weight: 600; cursor: pointer; transition: var(--transition); }
.btn-more:hover { background: var(--primary-ultra-light); border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.hidden-item { display: none !important; }
.btn { padding: 12px 24px; border: none; border-radius: 12px; font-size: 0.875rem; font-weight: 600; font-family: var(--font-sans); cursor: pointer; transition: var(--transition); display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none; }
.btn-primary { background: var(--gradient-primary); color: white; box-shadow: var(--shadow-md); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-purple); }
.btn-secondary { background-color: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border-light); }
.btn-secondary:hover { background-color: var(--border-light); border-color: var(--border-medium); }
.btn-outline { background: transparent; color: var(--link-blue); border: 1px solid var(--link-blue); }
.btn-outline:hover { background: var(--link-blue); color: white; transform: translateY(-2px); box-shadow: var(--shadow-md); }
/* =========================================
CALCULATOR UI
========================================= */
.calculator-wrapper { background: #ffffff; border: 1px solid var(--border-light); border-radius: 24px; padding: 48px; margin: 0 auto 48px; max-width: 640px; box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.calculator-wrapper::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--gradient-primary); }
.calculator-wrapper h1 { font-size: 1.75rem; font-weight: 700; margin-bottom: 32px; background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; text-align: center; }
.calculator-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-size: 0.8125rem; font-weight: 600; color: var(--text-primary); }
.form-group input, .form-group select { padding: 12px 16px; border: 1px solid var(--border-light); border-radius: 12px; font-size: 0.9375rem; font-family: var(--font-sans); transition: var(--transition); background-color: #ffffff; width: 100%; }
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-ultra-light); }
.form-group input::placeholder { color: var(--text-muted); }
.imperial-height { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.unit-toggle { display: flex; background: var(--bg-secondary); border-radius: 12px; padding: 4px; margin-bottom: 24px; }
.unit-toggle button { flex: 1; padding: 8px; border: none; background: transparent; border-radius: 8px; font-weight: 600; cursor: pointer; transition: var(--transition); color: var(--text-secondary); }
.unit-toggle button.active { background: #ffffff; color: var(--primary-dark); box-shadow: var(--shadow-sm); }
.result-box, #result-container { background: var(--bg-secondary); border-radius: 16px; padding: 24px; text-align: center; margin-top: 32px; }
.result-gauge { height: 12px; background: var(--bg-tertiary); border-radius: 6px; overflow: hidden; margin-top: 16px; }
.gauge-fill { height: 100%; border-radius: 6px; transition: width 0.5s ease, background 0.5s ease; }
.gauge-markers { display: flex; justify-content: space-between; font-size: 0.6875rem; color: var(--text-muted); margin-top: 8px; }
/* =========================================
ARTICLE CONTENT (Calculator SEO)
========================================= */
.article-content { max-width: 800px; margin: 0 auto; padding: 32px 0; }
.article-content h2 { font-size: 1.375rem; font-weight: 700; margin-top: 40px; margin-bottom: 16px; color: var(--text-primary); scroll-margin-top: 100px; }
.article-content h3 { font-size: 1.0625rem; font-weight: 600; margin-top: 24px; margin-bottom: 12px; color: var(--text-primary); }
.article-content p { margin-bottom: 16px; color: var(--text-secondary); line-height: 1.7; font-size: 0.9375rem; }
.article-content ul, .article-content ol { margin-bottom: 16px; padding-left: 24px; }
.article-content li { margin-bottom: 8px; color: var(--text-secondary); line-height: 1.7; font-size: 0.9375rem; }
.article-content strong { color: var(--primary-dark); font-weight: 600; }
.bmi-table { width: 100%; border-collapse: collapse; margin-top: 16px; margin-bottom: 24px; }
.bmi-table th, .bmi-table td { padding: 12px 16px; border-bottom: 1px solid var(--border-light); text-align: left; }
.bmi-table th { font-weight: 600; color: var(--text-primary); background: var(--bg-secondary); }
/* =========================================
FOOTER
========================================= */
.site-footer {
background: #1a0533;
color: #ffffff;
padding: 80px 0 40px;
margin-top: 40px;
border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-main-grid {
display: grid;
grid-template-columns: 1.2fr 2.2fr;
gap: 60px;
margin-bottom: 60px;
}
.footer-brand {
text-align: center;
display: flex;
flex-direction: column;
align-items: center;
padding: 0 20px;
}
.footer-logo {
display: inline-block;
text-decoration: none;
font-weight: 800;
font-size: 1.5rem;
background: linear-gradient(135deg, #c4b5fd 0%, #f9a8d4 100%);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
margin-bottom: 16px;
letter-spacing: -0.02em;
}
.footer-tagline {
font-size: 1rem;
line-height: 1.6;
color: #e9d5ff;
max-width: 340px;
margin: 0;
font-weight: 400;
}
.footer-categories-wrapper { display: flex; flex-direction: column; }
.footer-categories-heading {
font-size: 0.875rem;
font-weight: 700;
margin: 0 0 32px 0;
color: #ffffff;
text-transform: uppercase;
letter-spacing: 0.12em;
text-align: center;
}
.footer-categories-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 32px 40px;
}
.footer-categories-grid .footer-links { list-style: none; padding: 0; margin: 0; }
.footer-categories-grid .footer-links li { margin-bottom: 14px; }
.footer-categories-grid .footer-links a {
color: #ffffff;
text-decoration: none;
font-size: 0.9375rem;
font-weight: 600;
font-family: var(--font-sans);
transition: color 0.2s ease, transform 0.2s ease;
display: inline-block;
letter-spacing: -0.01em;
}
.footer-categories-grid .footer-links a:hover {
color: #f9a8d4;
transform: translateX(4px);
}
.footer-bottom {
padding-top: 40px;
border-top: 1px solid rgba(255, 255, 255, 0.1);
display: flex;
flex-direction: column;
gap: 24px;
}
.footer-bottom-content {
display: flex;
justify-content: space-between;
align-items: center;
flex-wrap: wrap;
gap: 24px;
}
.footer-lang-wrapper { position: relative; flex-shrink: 0; }
.footer-lang-select {
appearance: none;
padding: 10px 36px 10px 16px;
border-radius: 8px;
background: rgba(255, 255, 255, 0.12);
border: 1px solid rgba(255, 255, 255, 0.25);
color: #ffffff;
font-size: 0.9375rem;
font-weight: 600;
font-family: var(--font-sans);
cursor: pointer;
transition: all 0.2s ease;
background-image: url('data:image/svg+xml;utf8, <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%23ffffff" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="6 9 12 15 18 9"></polyline></svg>');
background-repeat: no-repeat;
background-position: right 12px center;
min-width: 160px;
}
.footer-lang-select:hover {
background: rgba(255, 255, 255, 0.18);
border-color: rgba(255, 255, 255, 0.4);
}
.footer-lang-select option {
background: #1a0533;
color: #ffffff;
}
.footer-legal-links { display: flex; gap: 28px; flex-wrap: wrap; }
.footer-legal-links a {
color: #ffffff;
text-decoration: none;
font-size: 0.9375rem;
font-weight: 600;
font-family: var(--font-sans);
transition: color 0.2s ease;
letter-spacing: -0.01em;
}
.footer-legal-links a:hover {
color: #f9a8d4;
text-decoration: underline;
}
.footer-copyright {
color: #a78bfa;
font-size: 0.875rem;
margin: 0;
text-align: center;
font-weight: 500;
font-family: var(--font-sans);
}
@media (max-width: 1024px) {
.footer-main-grid { grid-template-columns: 1fr; gap: 48px; }
.footer-categories-grid { grid-template-columns: repeat(3, 1fr); gap: 24px 32px; }
.footer-brand { padding: 0; }
}
@media (max-width: 768px) {
.footer-categories-grid {
grid-template-columns: repeat(2, 1fr);
gap: 20px 28px;
padding: 0 20px;
}
.footer-categories-grid .footer-links li { margin-bottom: 12px; }
.footer-categories-grid .footer-links a { font-size: 0.9375rem; font-weight: 600; }
.footer-bottom-content { flex-direction: column; text-align: center; gap: 20px; }
.footer-lang-wrapper { width: 100%; max-width: 240px; margin: 0 auto; }
.footer-lang-select { width: 100%; }
.footer-legal-links { justify-content: center; gap: 20px; flex-wrap: wrap; }
.footer-legal-links a { font-size: 0.875rem; }
.footer-brand { align-items: center; text-align: center; }
.footer-tagline { max-width: 100%; }
}
@media (max-width: 480px) {
.footer-categories-grid { padding: 0 16px; gap: 16px 24px; }
.footer-categories-grid .footer-links a { font-size: 0.875rem; }
.footer-legal-links { gap: 16px 20px; }
.footer-lang-select { min-width: auto; font-size: 0.875rem; padding: 9px 32px 9px 14px; }
}
/* =========================================
STATIC PAGES (About, Terms, Privacy, Contact)
========================================= */
.about-hero {
background: linear-gradient(135deg, #f5f3ff 0%, #fdf2f8 100%);
border-bottom: 1px solid rgba(91, 33, 182, 0.08);
text-align: center;
padding: 60px 24px 40px;
margin-bottom: 0;
width: 100vw;
margin-left: calc(-50vw + 50%);
margin-right: calc(-50vw + 50%);
margin-top: calc(-1 * var(--space-6));
}
.about-hero h1 {
font-size: 2.75rem;
font-weight: 800;
margin-bottom: 16px;
background: var(--gradient-hero);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
line-height: 1.2;
letter-spacing: -0.02em;
}
.about-hero p {
font-size: 1.125rem;
color: var(--text-secondary);
max-width: 700px;
margin: 0 auto;
line-height: 1.7;
}
.about-content {
max-width: 800px;
margin: 0 auto;
padding: 40px 24px 80px;
}
.about-content h2 {
font-size: 1.75rem;
font-weight: 700;
margin-top: 60px;
margin-bottom: 20px;
color: var(--text-primary);
letter-spacing: -0.02em;
}
.about-content h3 {
font-size: 1.25rem;
font-weight: 600;
margin-top: 32px;
margin-bottom: 16px;
color: var(--text-primary);
}
.about-content p {
margin-bottom: 20px;
color: var(--text-secondary);
line-height: 1.8;
font-size: 1.0625rem;
}
.about-content ul { margin-bottom: 24px; padding-left: 24px; }
.about-content li {
margin-bottom: 12px;
color: var(--text-secondary);
line-height: 1.8;
font-size: 1.0625rem;
}
.about-content strong { color: var(--primary-dark); font-weight: 600; }
.values-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 24px;
margin: 40px 0;
}
@media (max-width: 768px) { .values-grid { grid-template-columns: 1fr; gap: 16px; } }
.value-card {
background: var(--bg-secondary);
border: 1px solid var(--border-light);
border-radius: var(--radius-xl);
padding: 32px 24px;
text-align: center;
transition: var(--transition);
}
.value-card:hover {
transform: translateY(-4px);
box-shadow: 0 10px 20px -5px rgba(91, 33, 182, 0.1);
border-color: var(--primary-light);
background: #ffffff;
}
.value-card h3 {
color: var(--primary-dark);
font-size: 1.125rem;
margin-bottom: 12px;
font-weight: 700;
}
.value-card p {
color: var(--text-secondary);
font-size: 0.9375rem;
line-height: 1.6;
margin: 0;
}
.about-cta-section {
background: var(--gradient-subtle);
border: 1px solid rgba(91, 33, 182, 0.08);
border-radius: var(--radius-2xl);
padding: 60px 40px;
text-align: center;
margin: 60px 0 20px;
}
.about-cta-section h2 { margin-top: 0; font-size: 1.75rem; margin-bottom: 16px; }
.about-cta-section p {
font-size: 1.0625rem;
margin-bottom: 24px;
max-width: 500px;
margin-left: auto;
margin-right: auto;
}
.effective-date {
display: inline-block;
background: var(--primary-ultra-light);
color: var(--primary-dark);
padding: 8px 16px;
border-radius: var(--radius-md);
font-size: 0.875rem;
font-weight: 600;
margin-top: 16px;
}
.policy-summary {
background: var(--gradient-subtle);
border-left: 4px solid var(--primary);
padding: 32px;
border-radius: var(--radius-lg);
margin: 40px 0;
}
.policy-summary h3 {
margin-top: 0;
color: var(--primary-dark);
font-size: 1.25rem;
font-weight: 700;
margin-bottom: 16px;
}
.policy-summary ul { margin-bottom: 0; }
.policy-summary li { margin-bottom: 12px; font-size: 1.0625rem; line-height: 1.6; }
.contact-box {
background: var(--gradient-subtle);
border: 2px solid var(--primary-light);
border-radius: var(--radius-2xl);
padding: 48px 32px;
text-align: center;
margin: 40px 0;
position: relative;
overflow: hidden;
}
.contact-box::before {
content: '';
position: absolute;
top: -50%;
right: -50%;
width: 200%;
height: 200%;
background: radial-gradient(circle, rgba(91, 33, 182, 0.08) 0%, transparent 70%);
animation: pulse 4s ease-in-out infinite;
}
@keyframes pulse {
0%, 100% { transform: scale(1); opacity: 0.5; }
50% { transform: scale(1.1); opacity: 0.8; }
}
.contact-box h3 {
color: var(--primary-dark);
font-size: 1.25rem;
margin-bottom: 16px;
position: relative;
font-weight: 700;
}
.contact-email {
font-size: 1.5rem;
font-weight: 700;
color: var(--primary);
margin: 24px 0;
position: relative;
}
.contact-email a {
color: var(--primary);
text-decoration: none;
transition: var(--transition);
}
.contact-email a:hover {
color: var(--primary-dark);
text-decoration: underline;
}
.contact-note {
font-size: 0.9375rem;
color: var(--text-secondary);
margin-top: 16px;
position: relative;
}
.response-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 24px;
margin: 32px 0;
}
@media (max-width: 768px) { .response-grid { grid-template-columns: 1fr; gap: 16px; } }
.response-card {
background: var(--bg-secondary);
border: 1px solid var(--border-light);
border-radius: var(--radius-lg);
padding: 24px;
text-align: center;
transition: var(--transition);
}
.response-card:hover {
transform: translateY(-4px);
box-shadow: 0 10px 20px -5px rgba(91, 33, 182, 0.1);
border-color: var(--primary-light);
background: #ffffff;
}
.response-card h3 {
color: var(--primary-dark);
font-size: 1.0625rem;
margin-bottom: 12px;
font-weight: 700;
}
.response-card p {
color: var(--text-secondary);
font-size: 0.9375rem;
line-height: 1.6;
margin: 0;
}
.social-links {
display: flex;
justify-content: center;
gap: 16px;
margin: 24px 0;
flex-wrap: wrap;
}
.social-link {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 12px 20px;
background: var(--bg-primary);
border: 1px solid var(--border-light);
border-radius: var(--radius-lg);
color: var(--text-primary);
text-decoration: none;
font-weight: 600;
transition: var(--transition);
}
.social-link:hover {
border-color: var(--primary);
background: var(--primary-ultra-light);
color: var(--primary-dark);
transform: translateY(-2px);
box-shadow: var(--shadow-md);
}
.faq-item {
padding: 24px 0;
border-bottom: 1px solid var(--border-light);
}
.faq-item:last-child { border-bottom: none; }
.faq-item h3 {
margin-top: 0;
font-size: 1.125rem;
font-weight: 600;
color: var(--primary-dark);
margin-bottom: 12px;
}
.faq-item p { margin-bottom: 0; font-size: 1.0625rem; line-height: 1.7; }
.contact-cta {
background: var(--gradient-subtle);
border: 1px solid rgba(91, 33, 182, 0.08);
border-radius: var(--radius-2xl);
padding: 60px 40px;
text-align: center;
margin: 60px 0 20px;
}
.contact-cta h2 { margin-top: 0; font-size: 1.75rem; margin-bottom: 16px; }
.contact-cta p {
font-size: 1.0625rem;
margin-bottom: 24px;
max-width: 500px;
margin-left: auto;
margin-right: auto;
}
/* =========================================
CATEGORY HUB PAGES
========================================= */
/* Hero Section */
.calc-hub-hero {
background: linear-gradient(135deg, #f5f3ff 0%, #fdf2f8 100%);
border-bottom: 1px solid rgba(91, 33, 182, 0.08);
padding: 60px 24px 50px;
position: relative;
overflow: hidden;
margin-top: calc(-1 * var(--space-6));
/* Break out of the parent container to be full-width */
width: 100vw;
margin-left: calc(-50vw + 50%);
margin-right: calc(-50vw + 50%);
}
.calc-hub-hero-container {
display: flex;
align-items: center;
justify-content: center;
gap: 40px;
max-width: 1100px;
margin: 0 auto;
}
.calc-hub-hero .hero-text {
flex: 1;
text-align: left;
max-width: 500px;
}
.calc-hub-hero .hero-visual {
flex: 1;
display: flex;
justify-content: center;
align-items: center;
max-width: 420px;
}
.calc-hub-hero .hero-badge {
display: inline-flex;
align-items: center;
gap: 8px;
background: #ffffff;
border: 1px solid var(--border-light);
padding: 6px 16px;
border-radius: 999px;
font-size: 0.8125rem;
font-weight: 500;
color: var(--text-secondary);
margin-bottom: 20px;
box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}
.calc-hub-hero h1 {
font-size: 2.75rem;
font-weight: 800;
margin-bottom: 16px;
background: var(--gradient-hero);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
line-height: 1.15;
letter-spacing: -0.02em;
}
.calc-hub-hero p {
font-size: 1.0625rem;
color: var(--text-secondary);
margin: 0 0 24px 0;
line-height: 1.6;
}
.calc-hub-hero .hero-illustration { max-width: 360px; width: 100%; }
.calc-hub-hero .hero-illustration svg { width: 100%; height: auto; filter: drop-shadow(0 10px 30px rgba(91, 33, 182, 0.15)); }
@media (max-width: 768px) {
.calc-hub-hero { padding: 40px 24px 30px; }
.calc-hub-hero-container { flex-direction: column; text-align: center; gap: 20px; }
.calc-hub-hero .hero-text { text-align: center; max-width: 100%; }
.calc-hub-hero h1 { font-size: 2rem; }
.calc-hub-hero .hero-visual { max-width: 100%; }
.calc-hub-hero .hero-illustration { max-width: 260px; }
}
/* Popular Calculators Section */
.popular-calculators { margin-bottom: 80px; }
.popular-calculators h2 { font-size: 1.75rem; font-weight: 700; margin-bottom: 40px; text-align: center; letter-spacing: -0.02em; }
.popular-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 1024px) { .popular-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px) { .popular-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .popular-grid { grid-template-columns: 1fr; } }
.popular-card {
background: var(--bg-primary);
border: 1px solid var(--border-light);
border-radius: 16px;
padding: 20px;
display: block;
position: relative;
overflow: hidden;
min-height: 150px;
transition: var(--transition);
text-decoration: none;
color: inherit;
}
.popular-card:hover {
border-color: transparent;
box-shadow: 0 10px 40px -10px rgba(0,0,0,0.12);
transform: translateY(-4px);
}
.popular-category-tag {
position: absolute;
top: 12px;
right: 12px;
background: var(--primary-ultra-light);
color: var(--primary-dark);
font-size: 0.6875rem;
font-weight: 600;
padding: 4px 8px;
border-radius: 6px;
text-transform: uppercase;
letter-spacing: 0.05em;
z-index: 2;
}
/* CLS Fix: Prevents text from jumping when fonts load */
.popular-card-title {
margin: 0 0 8px 0;
padding-right: 5.5rem;
font-size: 1rem;
font-weight: 600;
line-height: 1.3;
color: var(--text-primary);
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;
overflow: hidden;
min-height: 2.6em;
}
.popular-card-description {
margin: 0;
color: var(--text-secondary);
font-size: 0.8125rem;
line-height: 1.5;
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;
overflow: hidden;
min-height: 2.4em;
}
/* Category Section Heading */
.category-section-heading {
text-align: center;
font-size: 1.75rem;
font-weight: 700;
margin-bottom: 40px;
color: var(--text-primary);
letter-spacing: -0.02em;
}
/* Calculator Groups Grid */
.calculator-groups {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 24px;
margin-bottom: 80px;
}
@media (max-width: 1024px) { .calculator-groups { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) { .calculator-groups { grid-template-columns: 1fr; } }
/* Subcategory Group Cards */
.subcategory-group {
background: #ffffff;
border: 1px solid rgba(0, 0, 0, 0.04);
border-radius: 16px;
padding: 28px 24px;
position: relative;
overflow: hidden;
transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02), 0 10px 20px -5px rgba(0, 0, 0, 0.04);
}
.subcategory-group:hover {
border-color: rgba(91, 33, 182, 0.1);
box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
transform: translateY(-2px);
}
.subcategory-group::before {
content: '';
position: absolute;
top: 0; left: 0; right: 0;
height: 3px;
background: var(--gradient-primary);
opacity: 0;
transition: opacity 0.3s ease;
}
.subcategory-group:hover::before { opacity: 1; }
.subcategory-group h2 {
font-size: 1.0625rem;
font-weight: 600;
margin-bottom: 20px;
padding-bottom: 12px;
color: var(--text-primary);
border-bottom: 1px solid var(--border-light);
position: relative;
text-transform: capitalize;
letter-spacing: -0.01em;
}
.subcategory-group h2::after {
content: '';
position: absolute;
bottom: -1px; left: 0;
width: 40px; height: 2px;
background: var(--gradient-primary);
}
/* Calculator List */
.calculator-list {
list-style: none;
display: flex;
flex-direction: column;
gap: 12px;
padding: 0;
margin: 0;
}
.calculator-list li { padding: 0 0 8px 0; border-bottom: 1px solid var(--border-light); }
.calculator-list li:last-child { border-bottom: none; padding-bottom: 0; }
.calculator-list a {
color: var(--link-blue);
text-decoration: none;
font-size: 0.9375rem;
font-weight: 500;
transition: all 0.2s ease;
display: inline-flex;
align-items: center;
gap: 8px;
}
.calculator-list a::before {
content: '→';
color: var(--text-muted);
font-size: 0.875rem;
transition: transform 0.2s ease;
}
.calculator-list a:hover { color: var(--link-blue-hover); text-decoration: underline; }
.calculator-list a:hover::before { transform: translateX(3px); color: var(--primary); }
/* SEO Content Section */
.hub-seo-content { max-width: 800px; margin: 0 auto; padding: 32px 24px; }
.hub-seo-content h2 {
font-size: 1.375rem;
font-weight: 700;
margin-top: 40px;
margin-bottom: 16px;
color: var(--text-primary);
scroll-margin-top: 100px;
}
.hub-seo-content p { margin-bottom: 16px; color: var(--text-secondary); line-height: 1.7; font-size: 0.9375rem; }
.hub-seo-content ul, .hub-seo-content ol { margin-bottom: 16px; padding-left: 24px; }
.hub-seo-content li { margin-bottom: 8px; color: var(--text-secondary); line-height: 1.7; font-size: 0.9375rem; }
.hub-seo-content strong { color: var(--primary-dark); font-weight: 600; }

/* =========================================
STICKY HEADER DEFINITIVE FIX
========================================= */
/* 1. Hide the conflicting mobile admin nav entirely */
.mobile-admin-nav {
    display: none !important;
}

/* 2. Remove body padding that breaks sticky positioning on mobile */
@media (max-width: 768px) {
    body {
        padding-top: 0 !important;
    }
}

/* 3. Force sticky positioning with high z-index */
.site-header {
    position: -webkit-sticky !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 9999 !important;
}

/* 4. Ensure no parent element breaks sticky behavior */
html, body {
    overflow-x: visible !important;
}