/* ==========================================================================
   CSS Variables & Tokens (Light Theme by Default)
   ========================================================================== */
   :root {
    /* Colors */
    --primary-color: #2c3e50; /* Dark slate */
    --primary-light: #34495e;
    --accent-color: #d4af37; /* Gold/Brass accent */
    --accent-hover: #c5a028;
    --bg-color: #ffffff;
    --bg-alt: #f8f9fa;
    --text-main: #333333;
    --text-muted: #6c757d;
    --border-color: #e9ecef;
    --card-bg: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.2);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 24px rgba(0,0,0,0.12);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-main);
    background-color: var(--bg-color);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
}

.section-header {
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
}

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

.text-center p {
    margin: 0 auto;
}

.bg-alt {
    background-color: var(--bg-alt);
}

.mt-4 { margin-top: 1.5rem; }
.mb-3 { margin-bottom: 1rem; }
.ml-auto { margin-left: auto; }

/* ==========================================================================
   Components
   ========================================================================== */
/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: #fff;
}

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

.btn-outline:hover {
    background-color: var(--primary-color);
    color: #ffffff;
}

.btn-whatsapp {
    background-color: #25D366;
    color: #ffffff;
}

.btn-whatsapp:hover {
    background-color: #128C7E;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
}

.icon-btn:hover {
    color: var(--accent-color);
}

/* Glass Effect */
.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-glass);
}

/* ==========================================================================
   Layout / Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--transition-normal);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo i {
    color: var(--accent-color);
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-main);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: width var(--transition-normal);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-btn {
    display: none;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    padding-top: 120px;
    padding-bottom: 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(212, 175, 55, 0.1);
    color: var(--accent-color);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    padding: 1rem;
}

.mock-image {
    width: 100%;
    height: 500px;
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-md);
}

.floating-card {
    position: absolute;
    bottom: -20px;
    left: -20px;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.card-icon {
    font-size: 2rem;
    color: var(--accent-color);
}

.card-text {
    display: flex;
    flex-direction: column;
}

.card-text strong {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.card-text span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   Catalog Section
   ========================================================================== */
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
}

.catalog-card {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 1px solid var(--border-color);
}

.catalog-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.card-image {
    height: 200px;
    background-size: cover;
    background-position: center;
    transition: transform var(--transition-slow);
}

.catalog-card:hover .card-image {
    transform: scale(1.05);
}

.card-content {
    padding: 1.5rem;
    position: relative;
    z-index: 1;
    background-color: var(--card-bg);
}

.card-content h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.card-content p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.text-btn {
    color: var(--accent-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ==========================================================================
   Quote System Wizard
   ========================================================================== */
.wizard-container {
    max-width: 800px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    padding: 3rem;
}

.wizard-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
    position: relative;
}

.wizard-progress::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--border-color);
    z-index: 1;
}

.step {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    width: 25%;
}

.step-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--card-bg);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--text-muted);
    transition: all var(--transition-normal);
}

.step-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    text-align: center;
}

.step.active .step-circle {
    border-color: var(--accent-color);
    background-color: var(--accent-color);
    color: white;
}

.step.active .step-label {
    color: var(--primary-color);
}

.step.completed .step-circle {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
    color: white;
}

.wizard-panel {
    display: none;
    animation: fadeIn var(--transition-normal);
}

.wizard-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-main);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-color);
}

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

/* Radio Cards */
.radio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.radio-card input[type="radio"] {
    display: none;
}

.radio-card .card-inner {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    height: 100%;
    background-color: var(--card-bg);
}

.radio-card i {
    font-size: 2rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.radio-card h4 {
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}

.radio-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

.radio-card input[type="radio"]:checked + .card-inner {
    border-color: var(--accent-color);
    background-color: rgba(212, 175, 55, 0.05);
}

.radio-card input[type="radio"]:checked + .card-inner i,
.radio-card input[type="radio"]:checked + .card-inner h4 {
    color: var(--primary-color);
}

.radio-card.small .card-inner {
    padding: 1rem;
}

/* Checkbox Cards */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.checkbox-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    background-color: var(--card-bg);
    transition: all var(--transition-fast);
}

.checkbox-card:hover {
    border-color: var(--primary-light);
}

.checkbox-card input[type="checkbox"] {
    width: 1.2rem;
    height: 1.2rem;
    accent-color: var(--accent-color);
}

/* File Upload */
.file-upload-wrapper {
    position: relative;
    width: 100%;
}

.file-input {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 2;
}

.file-upload-box {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    text-align: center;
    background-color: var(--card-bg);
    transition: all var(--transition-fast);
}

.file-upload-wrapper:hover .file-upload-box {
    border-color: var(--accent-color);
    background-color: rgba(212, 175, 55, 0.02);
}

.file-upload-box i {
    font-size: 2.5rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

/* Result Panel */
.success-icon {
    font-size: 4rem;
    color: #2ecc71;
    margin-bottom: 1rem;
}

.price-display {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin: 2rem 0;
    color: var(--primary-color);
}

.price-display .currency {
    font-size: 1.5rem;
    font-weight: 500;
    margin-top: 0.5rem;
    margin-right: 0.5rem;
}

.price-display .amount {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
}

.estimate-details {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 2rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
}

.detail-item i {
    font-size: 2rem;
    color: var(--accent-color);
}

.detail-item strong {
    display: block;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
}

.detail-item span {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
}

.cost-breakdown {
    text-align: left;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin-top: 2rem;
}

.cost-breakdown h4 {
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.cost-breakdown ul li {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.cost-breakdown ul li span:last-child {
    font-weight: 600;
}

.wizard-footer {
    display: flex;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.action-buttons {
    display: flex;
    gap: 1rem;
}

/* ==========================================================================
   Gallery Section
   ========================================================================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.gallery-item {
    height: 300px;
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem 1.5rem 1.5rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    transform: translateY(20px);
    opacity: 0;
    transition: all var(--transition-normal);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
    opacity: 1;
}

.gallery-overlay h4 {
    color: white;
    margin-bottom: 0.25rem;
}

.gallery-overlay p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    margin: 0;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: var(--primary-color);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    color: white;
    margin-bottom: 1rem;
}

.footer-desc {
    color: rgba(255,255,255,0.7);
    margin-bottom: 1.5rem;
    max-width: 300px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: white;
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--accent-color);
}

.footer-col h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul a {
    color: rgba(255,255,255,0.7);
}

.footer-col ul a:hover {
    color: white;
    padding-left: 5px;
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.7);
}

.contact-info i {
    color: var(--accent-color);
    font-size: 1.2rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-subtitle {
        margin: 0 auto 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .wizard-container {
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions .btn {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .grid-3 {
        grid-template-columns: 1fr;
    }
    
    .wizard-progress::before {
        display: none;
    }
    
    .step-label {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .estimate-details {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .action-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .wizard-footer {
        flex-direction: column;
        gap: 1rem;
    }
    
    .wizard-footer button {
        width: 100%;
        margin-left: 0 !important;
    }
}