:root {
    --dark-navy: #0a0e27;
    --card-bg: #151b3d;
    --card-border: #1e2951;
    --purple-primary: #8b5cf6;
    --purple-light: #a78bfa;
    --purple-dark: #7c3aed;
    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
    --white: #ffffff;
    
    /* Content section colors */
    --guide-bg: rgba(10,14,39,0.6);
    --guide-heading: #a78bfa;
    --guide-subheading: #c4b5fd;
    --guide-text: #d1d5db;
    --faq-bg: transparent;
    --faq-border: rgba(139,92,246,0.3);
    --faq-header-bg: rgba(139,92,246,0.1);
    --faq-body-bg: rgba(10,14,39,0.3);
}

[data-theme="light"] {
    --dark-navy: #f8f9fa;
    --card-bg: #ffffff;
    --card-border: #d1d5db;
    --purple-primary: #7c3aed;
    --purple-light: #6d28d9;
    --purple-dark: #5b21b6;
    --text-primary: #111827;
    --text-secondary: #374151;
    
    /* Content section colors for light mode */
    --guide-bg: #f3f4f6;
    --guide-heading: #6d28d9;
    --guide-subheading: #7c3aed;
    --guide-text: #374151;
    --faq-bg: #ffffff;
    --faq-border: #d1d5db;
    --faq-header-bg: #f9fafb;
    --faq-body-bg: #ffffff;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--dark-navy);
    color: var(--text-primary);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Snowflake decorations */
.snowflake {
    position: absolute;
    color: var(--purple-light);
    opacity: 0.3;
    font-size: 20px;
    animation: float 3s ease-in-out infinite;
    pointer-events: none;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Navigation */
.navbar {
    background: var(--dark-navy) !important;
    border-bottom: 1px solid var(--card-border);
    padding: 1rem 0;
}

.navbar-brand {
    color: var(--purple-light) !important;
    font-size: 1.5rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-nav .nav-link {
    color: var(--text-primary) !important;
    padding: 0.5rem 1rem !important;
    margin: 0 0.25rem;
    border-radius: 0.5rem;
    transition: all 0.3s;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    background: var(--purple-primary);
    color: white !important;
}

/* Dropdown menu styling */
.dropdown-menu-dark {
    background: var(--card-bg) !important;
    border: 2px solid var(--card-border);
    border-radius: 0.75rem;
    padding: 0.5rem;
}

.dropdown-item {
    color: var(--text-primary) !important;
    padding: 0.6rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.dropdown-item:hover {
    background: var(--purple-primary) !important;
    color: white !important;
}

.dropdown-item i {
    width: 20px;
    text-align: center;
}

/* Compare systems styling */
.compare-system-box {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(124, 58, 237, 0.1));
    border: 2px solid var(--card-border);
    border-radius: 0.75rem;
    padding: 1.25rem;
    transition: all 0.3s;
}

.compare-system-box:hover {
    border-color: var(--purple-primary);
    transform: translateY(-2px);
}

.compare-system-box .form-label {
    font-size: 0.85rem;
}

.compare-system-box .form-select-sm {
    font-size: 0.9rem;
}

/* Main content layout */
.main-content {
    flex: 1;
}

/* Container with sidebar layout */
.container-with-sidebar {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem;
}

.container-with-sidebar .main-content {
    min-width: 0;
}

@media (max-width: 992px) {
    .container-with-sidebar {
        grid-template-columns: 1fr;
    }
    
    .container-with-sidebar .sidebar {
        order: 2;
    }
}

.content-wrapper {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 1.25rem;
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 1rem;
    align-items: start;
}

@media (max-width: 992px) {
    .content-wrapper {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        display: none;
    }
}

/* Sidebar ads */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: sticky;
    top: 1.5rem;
    height: fit-content;
    margin-top: 1rem;
}

/* Sidebar Widgets */
.sidebar-widget {
    background: var(--card-bg);
    border: 3px solid var(--card-border);
    border-radius: 1rem;
    overflow: hidden;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Top Countries Widget - Cyan/Teal colors */
.sidebar-widget:first-child {
    border-color: #06b6d4;
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
}

.sidebar-widget:first-child:hover {
    border-color: #22d3ee;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(6, 182, 212, 0.5);
}

.sidebar-widget:first-child .sidebar-widget-title {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.5), rgba(20, 184, 166, 0.5));
    color: #ffffff;
    font-weight: 800;
    letter-spacing: 0.3px;
}

/* Calculator Stats Widget - Pink/Magenta colors */
.sidebar-widget:nth-child(2) {
    border-color: #ec4899;
    box-shadow: 0 4px 12px rgba(236, 72, 153, 0.3);
}

.sidebar-widget:nth-child(2):hover {
    border-color: #f472b6;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(236, 72, 153, 0.5);
}

.sidebar-widget:nth-child(2) .sidebar-widget-title {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.5), rgba(219, 39, 119, 0.5));
    color: #ffffff;
    font-weight: 800;
    letter-spacing: 0.3px;
}

.sidebar-widget:hover {
    transform: translateY(-2px);
}

.sidebar-widget-title {
    padding: 0.75rem 1rem;
    margin: 0;
    font-size: 0.95rem;
    font-weight: 700;
    border-bottom: 2px solid var(--card-border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.sidebar-widget-body {
    padding: 1rem;
    background: var(--guide-bg);
}

.ad-box {
    background: var(--card-bg);
    border: 3px solid;
    border-radius: 1rem;
    padding: 2rem;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    transition: all 0.3s;
}

/* Advertisement - Orange border */
.ad-box:nth-child(3) {
    border-color: #f97316;
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3);
}

.ad-box:nth-child(3):hover {
    border-color: #fb923c;
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.5);
}

.ad-box:nth-child(3) h4 {
    color: #fb923c;
    font-size: 1.3rem;
    font-weight: 800;
}

/* Sponsored - Green border */
.ad-box:nth-child(4) {
    border-color: #10b981;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.ad-box:nth-child(4):hover {
    border-color: #34d399;
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
}

.ad-box:nth-child(4) h4 {
    color: #34d399;
    font-size: 1.3rem;
    font-weight: 800;
}

/* Featured - Yellow border */
.ad-box:nth-child(5) {
    border-color: #eab308;
    box-shadow: 0 4px 12px rgba(234, 179, 8, 0.3);
}

.ad-box:nth-child(5):hover {
    border-color: #facc15;
    box-shadow: 0 6px 20px rgba(234, 179, 8, 0.5);
}

.ad-box:nth-child(5) h4 {
    color: #facc15;
    font-size: 1.3rem;
    font-weight: 800;
}

.ad-box h4 {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 800;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
    letter-spacing: 0.5px;
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 3px solid var(--purple-primary);
    border-radius: 1rem;
    color: var(--text-primary);
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.card-body.p-4 {
    padding: 1.5rem !important;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--purple-light);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.6);
}

.card-header {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(124, 58, 237, 0.2));
    border-bottom: 2px solid var(--purple-primary);
    padding: 1.5rem;
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--purple-light);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-dark));
    border: none;
    padding: 0.65rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
    font-size: 0.95rem;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--purple-dark), var(--purple-primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
    background: var(--card-bg);
    border: 2px solid var(--purple-primary);
    color: var(--purple-light);
}

.btn-secondary:hover {
    background: var(--purple-primary);
    color: white;
}

/* Form controls */
.form-control,
.form-select {
    background: var(--card-bg);
    border: 2px solid var(--card-border);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    transition: all 0.3s;
    font-size: 0.95rem;
}

.form-control:focus,
.form-select:focus {
    background: var(--card-bg);
    border-color: var(--purple-primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.2rem rgba(139, 92, 246, 0.25);
}

.form-label {
    color: var(--purple-light);
    font-weight: 600;
    margin-bottom: 0.4rem;
    font-size: 0.9rem;
}

/* Main section container */
.main-section {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Calculator card and all main sections - centered and compact on desktop */
.main-section > .card,
#result-section,
#result-section .card,
.stats-section,
.tips-section,
.guides-section,
.faq-section {
    max-width: 750px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 768px) {
    .main-section > .card,
    #result-section .card,
    .stats-section,
    .tips-section,
    .guides-section,
    .faq-section {
        max-width: 100%;
    }
}

/* Statistics section */
.stats-section {
    margin: 2rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.stat-card {
    background: var(--card-bg);
    border: 2px solid var(--card-border);
    border-radius: 1rem;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s;
}

.stat-card:hover {
    border-color: var(--purple-primary);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--purple-light);
}

.stat-label {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* Tips section */
.tips-section {
    margin: 2rem 0;
}

.tips-scroll {
    max-height: 500px;
    overflow-y: auto;
    padding-right: 1rem;
}

.tips-scroll::-webkit-scrollbar {
    width: 8px;
}

.tips-scroll::-webkit-scrollbar-track {
    background: var(--card-bg);
    border-radius: 10px;
}

.tips-scroll::-webkit-scrollbar-thumb {
    background: var(--purple-primary);
    border-radius: 10px;
}

.tip-card {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(124, 58, 237, 0.1));
    border: 2px solid var(--card-border);
    border-left: 4px solid var(--purple-primary);
    padding: 1.5rem;
    border-radius: 0.75rem;
    margin-bottom: 1rem;
    transition: all 0.3s;
}

.tip-card:hover {
    border-left-width: 8px;
    transform: translateX(5px);
}

.tip-card h4 {
    color: var(--purple-light);
    margin-bottom: 0.75rem;
}

.tip-card p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.tip-date {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Guides section */
.guides-section {
    margin: 2rem 0;
}

.guide-list {
    list-style: none;
    padding: 0;
}

.guide-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--card-border);
    color: var(--text-secondary);
    transition: all 0.3s;
}

.guide-list li:hover {
    color: var(--purple-light);
    padding-left: 1rem;
}

.guide-list li::before {
    content: "▶";
    color: var(--purple-primary);
    margin-right: 0.5rem;
}

/* FAQ section */
.faq-section {
    margin: 2rem 0;
}

.accordion-item {
    background: var(--card-bg);
    border: 2px solid var(--card-border);
    margin-bottom: 1rem;
    border-radius: 0.75rem;
    overflow: hidden;
}

.accordion-button {
    background: var(--card-bg);
    color: var(--text-primary);
    font-weight: 600;
    border: none;
    padding: 1.25rem;
}

.accordion-button:not(.collapsed) {
    background: var(--purple-primary);
    color: white !important;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: var(--purple-primary);
}

.accordion-button::after {
    filter: brightness(0.8);
}

[data-theme="light"] .accordion-button::after {
    filter: brightness(0.5);
}

.accordion-body {
    background: var(--card-bg);
    color: var(--text-primary);
    padding: 1.5rem;
}

/* Footer */
footer {
    background: var(--card-bg);
    border-top: 2px solid var(--card-border);
    margin-top: 3rem;
}

footer a {
    color: var(--purple-light);
    text-decoration: none;
    transition: all 0.3s;
}

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

/* Progress bars */
.progress {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    height: 30px;
    border-radius: 0.5rem;
}

.progress-bar {
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-light));
    transition: width 1s ease;
}

/* Result badges */
.result-badge {
    font-size: 3rem;
    font-weight: bold;
    display: inline-block;
    padding: 1.5rem 3rem;
    border-radius: 1rem;
    margin: 1rem 0;
    border: 3px solid;
}

.result-badge.excellent {
    background: linear-gradient(135deg, #10b981, #059669);
    border-color: #10b981;
    color: white;
}

.result-badge.good {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    border-color: #3b82f6;
    color: white;
}

.result-badge.moderate {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    border-color: #f59e0b;
    color: white;
}

.result-badge.severe {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    border-color: #ef4444;
    color: white;
}

/* Theme toggle */
#theme-toggle {
    background: var(--card-bg);
    border: 2px solid var(--purple-primary);
    color: var(--purple-light);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
}

#theme-toggle:hover {
    background: var(--purple-primary);
    color: white;
}

/* Animations */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Chart styling */
canvas {
    max-width: 100%;
}

/* Calculator Showcase Cards */
.calculator-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.calculator-showcase-card {
    background: var(--card-bg);
    border: 2px solid var(--card-border);
    border-radius: 0.75rem;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.calculator-showcase-card:hover {
    border-color: var(--purple-primary);
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.3);
}

.calculator-icon {
    width: 60px;
    height: 60px;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    transition: all 0.3s;
}

.calculator-icon i {
    font-size: 1.75rem;
    color: white;
}

.calculator-showcase-card:hover .calculator-icon {
    transform: scale(1.1) rotate(5deg);
}

.calculator-showcase-card h5 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.calculator-showcase-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0;
    line-height: 1.5;
}

/* Share Modal Styles */
.share-modal .modal-content {
    background: linear-gradient(135deg, var(--card-bg) 0%, rgba(21, 27, 61, 0.95) 100%);
    border: 2px solid rgba(139, 92, 246, 0.3);
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.share-modal-content {
    position: relative;
}

.share-modal-header {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(124, 58, 237, 0.1));
    padding: 2rem;
    text-align: center;
    border-bottom: 2px solid rgba(139, 92, 246, 0.2);
    position: relative;
}

.share-modal-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
    color: white;
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
    animation: shareIconPulse 2s ease-in-out infinite;
}

@keyframes shareIconPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 15px 40px rgba(139, 92, 246, 0.6);
    }
}

.share-modal-title {
    color: var(--text-primary);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--purple-light), var(--purple-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.share-modal-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0;
}

.share-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(139, 92, 246, 0.1);
    border: 2px solid rgba(139, 92, 246, 0.3);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.share-modal-close:hover {
    background: var(--purple-primary);
    border-color: var(--purple-primary);
    color: white;
    transform: rotate(90deg);
}

.share-modal-body {
    padding: 2rem;
}

.share-buttons-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.share-btn {
    background: rgba(139, 92, 246, 0.05);
    border: 2px solid rgba(139, 92, 246, 0.2);
    border-radius: 1rem;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.share-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(124, 58, 237, 0.2));
    transition: width 0.4s ease;
    z-index: 0;
}

.share-btn:hover::before {
    width: 100%;
}

.share-btn:hover {
    border-color: var(--purple-primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.3);
}

.share-btn-icon {
    width: 50px;
    height: 50px;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.share-btn:hover .share-btn-icon {
    transform: scale(1.1) rotate(-5deg);
}

.share-btn-twitter .share-btn-icon {
    background: linear-gradient(135deg, #1DA1F2, #0d8bd9);
}

.share-btn-facebook .share-btn-icon {
    background: linear-gradient(135deg, #1877F2, #0c5dbf);
}

.share-btn-linkedin .share-btn-icon {
    background: linear-gradient(135deg, #0A66C2, #004182);
}

.share-btn-whatsapp .share-btn-icon {
    background: linear-gradient(135deg, #25D366, #1da851);
}

.share-btn-content {
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

.share-btn-title {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.share-btn-desc {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.share-divider {
    text-align: center;
    position: relative;
    margin: 1.5rem 0;
}

.share-divider::before,
.share-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 40%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.3), transparent);
}

.share-divider::before {
    left: 0;
}

.share-divider::after {
    right: 0;
}

.share-divider span {
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: 0 1rem;
    background: var(--card-bg);
    position: relative;
    z-index: 1;
}

.share-link-box {
    display: flex;
    gap: 0.75rem;
    background: rgba(139, 92, 246, 0.05);
    border: 2px solid rgba(139, 92, 246, 0.2);
    border-radius: 1rem;
    padding: 0.5rem;
    transition: all 0.3s ease;
}

.share-link-box:focus-within {
    border-color: var(--purple-primary);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1);
}

.share-link-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    outline: none;
}

.share-copy-btn {
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-light));
    border: none;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.share-copy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
}

.share-copy-btn.copied {
    background: linear-gradient(135deg, #10b981, #059669);
}

.share-copy-btn i {
    font-size: 1rem;
}

@media (max-width: 576px) {
    .share-buttons-grid {
        grid-template-columns: 1fr;
    }
    
    .share-modal-header {
        padding: 1.5rem;
    }
    
    .share-modal-body {
        padding: 1.5rem;
    }
    
    .share-modal-icon {
        width: 60px;
        height: 60px;
        font-size: 1.75rem;
    }
    
    .share-modal-title {
        font-size: 1.5rem;
    }
}

/* Mobile responsive */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .result-badge {
        font-size: 2rem;
        padding: 1rem 2rem;
    }
    
    .content-wrapper {
        padding: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* Guide Section Styling */
.guide-section {
    border: 1px solid var(--faq-border);
    margin-bottom: 1.5rem;
}

.guide-section .card-body {
    background: var(--guide-bg);
    padding: 2rem;
}

.guide-section h3 {
    color: var(--guide-heading);
    margin-bottom: 1.5rem;
}

.guide-section h5 {
    color: var(--guide-subheading);
    margin-bottom: 1rem;
}

.guide-section .guide-content {
    color: var(--guide-text);
    line-height: 1.8;
}

/* FAQ Grid Layout */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.faq-item {
    background: var(--faq-bg);
    border: 1px solid var(--faq-border);
    border-radius: 0.75rem;
    overflow: hidden;
    transition: all 0.3s;
}

.faq-item:hover {
    border-color: var(--purple-primary);
    box-shadow: 0 4px 12px rgba(139,92,246,0.2);
}

.faq-question {
    background: var(--faq-header-bg);
    padding: 1rem 1.25rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.faq-question:hover {
    background: rgba(139,92,246,0.15);
}

.faq-question i {
    transition: transform 0.3s;
    color: var(--purple-primary);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    background: var(--faq-body-bg);
    color: var(--text-secondary);
    padding: 0 1.25rem;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 1rem 1.25rem;
}

/* Related Calculators */
.related-calc-card {
    border: 1px solid var(--faq-border) !important;
    background: var(--card-bg) !important;
    transition: all 0.3s;
    text-decoration: none !important;
    color: inherit !important;
    display: block;
}

.related-calc-card:hover {
    border-color: var(--purple-primary) !important;
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(139,92,246,0.3);
}

.related-calc-card h6 {
    color: var(--text-primary) !important;
    font-weight: 600;
}

.related-calc-card .small {
    color: var(--text-secondary) !important;
}

/* Button fixes for dark mode */
.btn-purple {
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-dark));
    border: none;
    color: white !important;
    font-weight: 600;
    padding: 0.5rem 1.5rem;
    border-radius: 0.5rem;
    transition: all 0.3s;
}

.btn-purple:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139,92,246,0.4);
    color: white !important;
}

/* Sidebar light mode fixes */
.sidebar {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
}

.sidebar .card-header {
    background: linear-gradient(135deg, rgba(139,92,246,0.15), rgba(124,58,237,0.15));
    color: var(--text-primary);
    border-bottom: 1px solid var(--card-border);
}


/* Dots Calculator Input Styling */
.dots-input,
.dots-select {
    background: var(--card-bg) !important;
    border: 2px solid rgba(139,92,246,0.4) !important;
    color: var(--text-primary) !important;
    padding: 0.75rem 1rem !important;
    border-radius: 0.5rem !important;
    font-size: 1rem !important;
    transition: all 0.3s ease !important;
}

.dots-input:focus,
.dots-select:focus {
    background: var(--card-bg) !important;
    border-color: var(--purple-primary) !important;
    box-shadow: 0 0 0 3px rgba(139,92,246,0.2) !important;
    outline: none !important;
    color: var(--text-primary) !important;
}

.dots-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b5cf6' d='M10.293 3.293L6 7.586 1.707 3.293A1 1 0 00.293 4.707l5 5a1 1 0 001.414 0l5-5a1 1 0 10-1.414-1.414z'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 1rem center !important;
    background-size: 12px !important;
    padding-right: 2.5rem !important;
    appearance: none !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
}

.dots-select option {
    background: var(--card-bg);
    color: var(--text-primary);
    padding: 0.75rem;
}

[data-theme="light"] .dots-input,
[data-theme="light"] .dots-select {
    background: #ffffff !important;
    border-color: rgba(124,58,237,0.4) !important;
    color: #111827 !important;
}

[data-theme="light"] .dots-input:focus,
[data-theme="light"] .dots-select:focus {
    background: #ffffff !important;
    border-color: #7c3aed !important;
    box-shadow: 0 0 0 3px rgba(124,58,237,0.15) !important;
}

[data-theme="light"] .dots-select option {
    background: #ffffff;
    color: #111827;
}