/* Base Styles & Custom Variables */
:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --accent-primary: #0284c7;
    --accent-primary-rgb: 2, 132, 199;
    --accent-secondary: #0f766e;
    --accent-success: #22c55e;
    --border-color: #e2e8f0;
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(255, 255, 255, 0.5);
    --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
    --glow-color: rgba(2, 132, 199, 0.15);
    --transition-speed: 0.3s;
}

[data-theme="dark"] {
    --bg-primary: #090d16;
    --bg-secondary: #111726;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-primary: #38bdf8;
    --accent-primary-rgb: 56, 189, 248;
    --accent-secondary: #2dd4bf;
    --border-color: #1e293b;
    --glass-bg: rgba(17, 23, 38, 0.75);
    --glass-border: rgba(255, 255, 255, 0.06);
    --card-shadow: 0 15px 35px -15px rgba(0, 0, 0, 0.3);
    --glow-color: rgba(56, 189, 248, 0.1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color var(--transition-speed), color var(--transition-speed);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.25;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-speed);
}

ul {
    list-style: none;
}

/* Custom Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
}

.btn-primary {
    background-color: var(--accent-primary);
    color: #ffffff;
    box-shadow: 0 4px 15px var(--glow-color);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(var(--accent-primary-rgb), 0.35);
    background-color: var(--accent-secondary);
}

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

.btn-secondary:hover {
    background-color: var(--border-color);
    color: var(--accent-primary);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 8px 18px;
    font-size: 13px;
}

.w-100 {
    width: 100%;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: var(--glow-color);
    color: var(--accent-primary);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    border: 1px solid var(--glass-border);
    margin-bottom: 16px;
}

/* Section Common Styling */
.section-padding {
    padding: 100px 0;
}

.section-header {
    margin-bottom: 60px;
}

.sub-title {
    display: block;
    color: var(--accent-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 14px;
    margin-bottom: 10px;
}

.section-desc {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 15px auto 0 auto;
    font-size: 16px;
}

.text-center {
    text-align: center;
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Top Contact Bar */
.top-bar {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 8px 0;
    font-size: 13px;
    color: var(--text-secondary);
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.contact-info {
    display: flex;
    gap: 20px;
}

.contact-info a:hover {
    color: var(--accent-primary);
}

.social-links {
    display: flex;
    align-items: center;
    gap: 15px;
}

.top-whatsapp {
    background-color: var(--accent-success);
    color: white;
    padding: 4px 12px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.top-whatsapp:hover {
    background-color: #16a34a;
}

/* Header & Navbar */
.header {
    position: sticky;
    top: 0;
    background-color: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: background-color var(--transition-speed);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 75px;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
}

.logo span {
    color: var(--accent-primary);
}

.logo i {
    color: var(--accent-primary);
}

.icon-spin {
    animation: spin 8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-link {
    font-weight: 500;
    font-size: 15px;
    color: var(--text-secondary);
    position: relative;
    padding: 8px 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-primary);
    transition: width var(--transition-speed);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.theme-btn {
    background: var(--border-color);
    border: none;
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: background-color var(--transition-speed);
}

.theme-btn:hover {
    background-color: var(--accent-primary);
    color: white;
}

.hamburger-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.hamburger-menu .bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 120px 0 80px 0;
    overflow: hidden;
}

.hero-bg-gradients {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: -1;
}

.gradient-sphere {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
}

.sphere-1 {
    width: 400px;
    height: 400px;
    background: var(--accent-primary);
    top: -50px;
    right: 10%;
}

.sphere-2 {
    width: 300px;
    height: 300px;
    background: var(--accent-secondary);
    bottom: 50px;
    left: 5%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 60px;
}

.hero-text h1 {
    font-size: 48px;
    margin-bottom: 24px;
}

.hero-text p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 35px;
}

.hero-actions {
    display: flex;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 40px;
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
}

.stat-item h3 {
    font-size: 32px;
    color: var(--accent-primary);
    margin-bottom: 5px;
}

.stat-item p {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

/* AC Mockup Visual */
.premium-ac-mockup {
    position: relative;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--card-shadow);
    backdrop-filter: blur(8px);
}

.ac-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 110%;
    height: 110%;
    background: radial-gradient(circle, var(--glow-color) 0%, transparent 70%);
    z-index: -1;
    border-radius: 20px;
}

.ac-unit {
    position: relative;
    background: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
    border: 1px solid #cbd5e1;
    height: 70px;
    border-radius: 4px 4px 15px 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.06);
    color: #334155;
}

.ac-brand {
    font-weight: 800;
    font-size: 14px;
    letter-spacing: 1px;
}

.ac-display {
    background: #0f172a;
    color: #38bdf8;
    padding: 2px 8px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 12px;
    font-weight: bold;
    box-shadow: inset 0 0 5px rgba(0,0,0,0.5);
}

.ac-flow-lines {
    position: absolute;
    bottom: -30px;
    left: 10%;
    right: 10%;
    display: flex;
    justify-content: space-around;
}

.ac-flow-lines span {
    width: 2px;
    height: 25px;
    background: linear-gradient(to bottom, var(--accent-primary), transparent);
    animation: airFlow 1.5s infinite ease-in-out;
}

.ac-flow-lines span:nth-child(2) { animation-delay: 0.3s; }
.ac-flow-lines span:nth-child(3) { animation-delay: 0.6s; }

@keyframes airFlow {
    0% { height: 0; opacity: 0; }
    50% { height: 25px; opacity: 0.8; }
    100% { height: 35px; opacity: 0; transform: translateY(5px); }
}

.ac-badge {
    margin-top: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.ac-badge i {
    color: var(--accent-primary);
}

/* BTU Calculator Box */
.calculator-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    box-shadow: var(--card-shadow);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 15px;
}

.form-group label i {
    color: var(--accent-primary);
}

.form-group input, .form-group select {
    width: 100%;
    padding: 14px 20px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 15px;
    outline: none;
    font-family: inherit;
    transition: border-color var(--transition-speed);
}

.form-group input:focus, .form-group select:focus {
    border-color: var(--accent-primary);
}

.calc-result {
    background: var(--bg-primary);
    border: 1px dashed var(--border-color);
    border-radius: 16px;
    padding: 30px;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.result-placeholder {
    color: var(--text-secondary);
}

.result-placeholder i {
    font-size: 48px;
    margin-bottom: 15px;
    color: var(--border-color);
}

.icon-pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.08); opacity: 1; }
    100% { transform: scale(1); opacity: 0.6; }
}

.result-label {
    text-transform: uppercase;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.result-btu {
    font-size: 42px;
    font-weight: 800;
    color: var(--accent-primary);
    margin: 10px 0;
}

.result-description {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.d-none {
    display: none !important;
}

/* Products Filter & Catalog Grid */
.filter-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.filter-tabs {
    display: flex;
    gap: 10px;
}

.filter-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 10px 22px;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    color: var(--text-secondary);
    transition: all var(--transition-speed);
}

.filter-btn.active, .filter-btn:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

.filter-capacity select {
    padding: 10px 22px;
    border-radius: 50px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-family: inherit;
    font-weight: 600;
    outline: none;
    cursor: pointer;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: all var(--transition-speed);
    position: relative;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.1);
    border-color: var(--accent-primary);
}

.card-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--accent-primary);
    color: white;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 700;
    border-radius: 50px;
    z-index: 10;
}

.card-badge.highlight {
    background: var(--accent-secondary);
}

.product-image {
    height: 200px;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--border-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 20px;
    overflow: hidden;
}

.ac-card-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 10px 15px rgba(0, 0, 0, 0.1));
    transition: transform var(--transition-speed);
}

.product-card:hover .ac-card-img {
    transform: scale(1.05);
}

.ac-unit-img {
    width: 100%;
    max-width: 450px;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 15px 25px rgba(0, 0, 0, 0.15));
}


.product-info {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.brand-tag {
    font-size: 12px;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 6px;
    display: block;
}

.product-title {
    font-size: 20px;
    margin-bottom: 8px;
    font-weight: 700;
}

.product-capacity-tag {
    font-size: 14px;
    color: var(--text-secondary);
    background-color: var(--bg-primary);
    padding: 4px 12px;
    border-radius: 6px;
    display: inline-block;
    width: fit-content;
    font-weight: 600;
    margin-bottom: 20px;
}

.product-specs {
    margin-bottom: 24px;
    flex-grow: 1;
}

.product-specs li {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.product-specs li i {
    color: var(--accent-success);
    margin-top: 4px;
}

.price-box {
    border-top: 1px solid var(--border-color);
    padding-top: 15px;
    margin-bottom: 20px;
}

.price-title {
    font-size: 12px;
    color: var(--text-secondary);
    display: block;
}

.price-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
}

.price-value .currency {
    font-size: 18px;
    font-weight: 600;
}

.btn-wa-order {
    background-color: var(--accent-success);
    color: white;
}

.btn-wa-order:hover {
    background-color: #16a34a;
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.35);
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    box-shadow: var(--card-shadow);
}

.feature-icon {
    font-size: 36px;
    color: var(--accent-primary);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 20px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* Contact Section & Map Mockup */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-form-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    box-shadow: var(--card-shadow);
}

.contact-form-box h3 {
    margin-bottom: 30px;
    font-size: 22px;
}

.contact-info-box h3 {
    margin-bottom: 30px;
    font-size: 22px;
}

.contact-details {
    margin-bottom: 30px;
}

.contact-details li {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.contact-details li i {
    font-size: 20px;
    color: var(--accent-primary);
    margin-top: 4px;
}

.contact-details li strong {
    display: block;
    font-size: 15px;
    color: var(--text-primary);
}

.contact-details li p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: 2px;
}

.map-placeholder {
    height: 220px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.fake-map {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: #475569;
}

.fake-map i {
    font-size: 40px;
    color: var(--accent-primary);
}

/* Footer Section */
.footer-section {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--text-secondary);
    margin-top: 15px;
    font-size: 15px;
}

.footer-links h4, .footer-seo-links h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links li, .footer-seo-links li {
    margin-bottom: 12px;
}

.footer-links a, .footer-seo-links a {
    color: var(--text-secondary);
    font-size: 14px;
}

.footer-links a:hover, .footer-seo-links a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 25px 0;
    font-size: 13px;
    color: var(--text-secondary);
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

/* Fixed Floating WhatsApp Button */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--accent-success);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    z-index: 999;
    transition: transform var(--transition-speed);
}

.floating-whatsapp:hover {
    transform: scale(1.1);
}

.badge-online {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    background-color: #ffffff;
    border: 2px solid var(--accent-success);
    border-radius: 50%;
}

.badge-online::after {
    content: '';
    display: block;
    width: 100%;
    height: 100%;
    background-color: var(--accent-success);
    border-radius: 50%;
}

/* Responsive Rules */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 20px;
    }
    
    .calculator-box {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 24px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .hamburger-menu {
        display: flex;
        z-index: 1001;
    }
    
    /* Animated Hamburger Menu cross transition */
    .hamburger-menu.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger-menu.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger-menu.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 0;
        height: 100vh;
        gap: 0;
        flex-direction: column;
        justify-content: center;
        background-color: var(--bg-secondary);
        width: 100%;
        text-align: center;
        box-shadow: 0 10px 15px rgba(0,0,0,0.05);
        transition: left 0.4s cubic-bezier(0.1, 0.76, 0.55, 0.94);
        border-bottom: none;
        z-index: 1000;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        padding: 15px 0;
    }
    
    .btn-nav-wa {
        display: none;
    }
    
    .hero-text h1 {
        font-size: 32px;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }

    .top-bar-content {
        justify-content: center;
        text-align: center;
    }

    .contact-info {
        flex-direction: column;
        gap: 5px;
        align-items: center;
    }

    .section-padding {
        padding: 60px 0;
    }

    .faq-question {
        padding: 18px 20px;
        font-size: 15px;
    }

    .faq-item.active .faq-answer {
        padding: 15px 20px 20px 20px;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 28px;
    }
    
    .hero-text p {
        font-size: 15px;
    }
    
    .stat-item h3 {
        font-size: 24px;
    }
    
    .btn {
        width: 100%;
        padding: 12px 20px;
    }

    .filter-tabs {
        flex-direction: column;
        width: 100%;
        gap: 5px;
    }

    .filter-btn {
        width: 100%;
    }

    .filter-capacity {
        width: 100%;
    }

    .filter-capacity select {
        width: 100%;
    }
}


/* FAQ Accordion Styling */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.faq-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: border-color var(--transition-speed);
}

.faq-item:hover {
    border-color: var(--accent-primary);
}

.faq-question {
    width: 100%;
    padding: 22px 30px;
    background: none;
    border: none;
    text-align: left;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-family: inherit;
}

.faq-question i {
    color: var(--accent-primary);
    transition: transform var(--transition-speed);
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
    padding: 0 30px;
    color: var(--text-secondary);
    font-size: 15px;
    border-top: 1px solid transparent;
}

.faq-item.active .faq-answer {
    padding: 20px 30px 30px 30px;
    border-top: 1px solid var(--border-color);
}