/* ==========================================================================
   DISTRITAL TINTAS - PREMIUM HIGH-CONVERSION LANDING PAGE SYSTEM
   ========================================================================== */

:root {
    --logo-orange: #FF6B00;
    --logo-amber: #FFAB00;
    --logo-yellow: #FFD000;
    --logo-red: #E50914;
    
    --dark-bg: #0D0E11;
    --dark-surface: #14151C;
    --dark-card: #1C1D26;
    --dark-card-hover: #232530;
    --dark-border: rgba(255, 255, 255, 0.08);
    
    --text-white: #FFFFFF;
    --text-light: #F3F4F6;
    --text-muted: #9CA3AF;
    --white: #FFFFFF;
    
    /* WhatsApp Buttons (STRICTLY GREEN HIGH CONVERSION) */
    --whatsapp-green: #25D366;
    --whatsapp-green-hover: #1EBE5D;
    
    --border-radius: 14px;
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
}

/* Light Theme Variables System */
[data-theme="light"] {
    --dark-bg: #F8F9FA;
    --dark-surface: #F1F3F5;
    --dark-card: #FFFFFF;
    --dark-card-hover: #F8F9FA;
    --dark-border: rgba(0, 0, 0, 0.08);
    
    --text-white: #111827;
    --text-light: #1F2937;
    --text-muted: #4B5563;
    
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] body {
    background-color: var(--dark-bg);
    color: var(--text-light);
}

[data-theme="light"] .header {
    background-color: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .nav-menu a {
    color: #374151;
}

[data-theme="light"] .nav-menu a:hover {
    color: var(--logo-orange);
}

[data-theme="light"] .hero {
    background: radial-gradient(circle at 20% 30%, rgba(255, 107, 0, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(255, 208, 0, 0.06) 0%, transparent 50%),
                linear-gradient(135deg, #FFFFFF, #F3F4F6);
    color: #111827;
}

[data-theme="light"] .hero-text h1 {
    color: #111827;
}

[data-theme="light"] .hero-subtitle {
    color: #4B5563;
}

[data-theme="light"] .highlight-item {
    background: #FFFFFF;
    border-color: rgba(0, 0, 0, 0.08);
    color: #1F2937;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .diff-card,
[data-theme="light"] .product-card,
[data-theme="light"] .review-card {
    background-color: #FFFFFF;
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .diff-card:hover,
[data-theme="light"] .product-card:hover,
[data-theme="light"] .review-card:hover {
    background-color: #FFFFFF;
    box-shadow: 0 15px 35px rgba(255, 107, 0, 0.15);
}

[data-theme="light"] .diff-card h3,
[data-theme="light"] .product-card h3,
[data-theme="light"] .reviewer-info h4 {
    color: #111827;
}

[data-theme="light"] .review-text {
    color: #374151;
}

[data-theme="light"] .calculator-card {
    background: linear-gradient(135deg, #FFFFFF, #F8F9FA);
    border-color: rgba(255, 208, 0, 0.4);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .calc-header h2,
[data-theme="light"] .input-group label,
[data-theme="light"] .result-display {
    color: #111827;
}

[data-theme="light"] .input-group input,
[data-theme="light"] .input-group select {
    background-color: #F3F4F6;
    border-color: rgba(0, 0, 0, 0.15);
    color: #111827;
}

[data-theme="light"] .contact-box {
    background-color: #FFFFFF;
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .contact-info h2,
[data-theme="light"] .info-text strong {
    color: #111827;
}

[data-theme="light"] .info-text p {
    color: #4B5563;
}

[data-theme="light"] .carousel-nav {
    background-color: #FFFFFF;
    color: #111827;
    border-color: rgba(255, 107, 0, 0.4);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .google-trust-bar {
    background-color: #FFFFFF;
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .trust-score span {
    color: #374151;
}

/* Theme Toggle Button System */
.theme-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 107, 0, 0.4);
    color: var(--white);
    padding: 7px 15px;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
    font-family: var(--font-heading);
}

.theme-toggle-btn i {
    color: var(--logo-yellow);
    font-size: 0.95rem;
    transition: transform 0.4s ease;
}

.theme-toggle-btn:hover {
    background: var(--logo-orange);
    color: var(--white);
    border-color: var(--logo-orange);
    box-shadow: 0 4px 15px rgba(255, 107, 0, 0.35);
}

.theme-toggle-btn:hover i {
    color: var(--white);
    transform: rotate(30deg);
}

[data-theme="light"] .theme-toggle-btn {
    background: rgba(0, 0, 0, 0.06);
    border-color: rgba(255, 107, 0, 0.5);
    color: #111827;
}

[data-theme="light"] .theme-toggle-btn i {
    color: var(--logo-orange);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-light);
    background-color: var(--dark-bg);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography Helpers */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-white);
}

.text-orange {
    color: var(--logo-orange);
    background: linear-gradient(135deg, var(--logo-orange), var(--logo-amber));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.text-yellow {
    color: var(--logo-yellow);
    background: linear-gradient(135deg, var(--logo-yellow), #FFA800);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.text-red {
    color: var(--logo-red);
}
.text-center { text-align: center; }

/* Top Bar */
.top-bar {
    background-color: #07080A;
    color: var(--text-light);
    font-size: 0.85rem;
    padding: 9px 0;
    border-bottom: 3px solid var(--logo-orange);
}

.top-bar-content {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 100%;
}

.top-bar-content i {
    color: var(--logo-orange);
    margin-right: 6px;
}

.top-bar-link {
    color: var(--whatsapp-green);
    text-decoration: none;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
}

.top-bar-link:hover { text-decoration: underline; }

/* Header / Navbar */
.header {
    background-color: rgba(13, 14, 17, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--dark-border);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.main-logo-img {
    height: 52px;
    width: auto;
    max-width: 220px;
    object-fit: contain;
    display: block;
}

.nav-menu {
    display: flex;
    gap: 24px;
}

.nav-menu a {
    text-decoration: none;
    color: #D1D5DB;
    font-weight: 600;
    font-size: 0.92rem;
    transition: all 0.2s ease;
    position: relative;
    padding: 4px 0;
}

.nav-menu a:hover {
    color: var(--logo-orange);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--logo-orange);
    transition: width 0.25s ease;
}

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

/* Green High-Conversion Action Buttons */
.btn {
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.25s ease;
    cursor: pointer;
    border: none;
    background: linear-gradient(135deg, var(--whatsapp-green), #1EBE5D);
    color: var(--white);
    box-shadow: 0 6px 18px rgba(37, 211, 102, 0.25);
}

.btn:hover {
    background: linear-gradient(135deg, #28E16E, #1DA851);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp-header {
    font-size: 0.88rem;
    padding: 9px 18px;
}

.btn-primary-whatsapp {
    padding: 14px 24px;
    font-size: 1.05rem;
    border-radius: 12px;
    width: 100%;
}

.pulse {
    animation: pulse-animation 2.2s infinite;
}

@keyframes pulse-animation {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 14px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

.btn-primary-calc, .btn-whatsapp-calc, .btn-whatsapp-large {
    flex-direction: row;
    gap: 10px;
    width: 100%;
}

.btn-primary-calc {
    background: linear-gradient(135deg, var(--logo-orange), var(--logo-amber));
    box-shadow: 0 6px 18px rgba(255, 107, 0, 0.3);
}

.btn-primary-calc:hover {
    background: linear-gradient(135deg, #FF7B1A, #FFB71A);
    box-shadow: 0 8px 24px rgba(255, 107, 0, 0.45);
}

/* Hero Section */
.hero {
    background: radial-gradient(circle at 20% 30%, rgba(255, 107, 0, 0.12) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(255, 208, 0, 0.08) 0%, transparent 50%),
                linear-gradient(135deg, rgba(13, 14, 17, 0.96), rgba(20, 21, 28, 0.98)),
                url('fachada.jpg');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 55px 0 65px 0;
    position: relative;
    border-bottom: 1px solid var(--dark-border);
}

.hero-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}

.badge-suvinil {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--logo-orange), var(--logo-amber));
    color: var(--white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 800;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(255, 107, 0, 0.3);
}

.hero-text h1 {
    font-size: 2.3rem;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
    color: var(--white);
}

.hero-text h1 .highlight {
    background: linear-gradient(135deg, var(--logo-yellow), var(--logo-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: #D1D5DB;
    margin-bottom: 25px;
    max-width: 580px;
}

/* Hero Highlights Grid */
.hero-highlights-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 25px;
    max-width: 600px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 0.88rem;
    font-weight: 600;
    color: #F3F4F6;
    transition: all 0.25s ease;
}

.highlight-item i {
    color: var(--whatsapp-green);
    font-size: 1.15rem;
    flex-shrink: 0;
}

.highlight-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 107, 0, 0.4);
    transform: translateY(-2px);
}

.hero-trust-ratings {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 15px;
    font-size: 0.85rem;
    color: #9CA3AF;
}

.stars { color: var(--logo-yellow); font-size: 0.95rem; }

/* Video Hero Card (Horizontal 16:9 Aspect Ratio) */
.hero-video-card {
    background-color: var(--dark-card);
    border: 2px solid rgba(255, 107, 0, 0.5);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    width: 100%;
}

.hero-video-card:hover {
    border-color: var(--logo-orange);
    box-shadow: 0 20px 40px rgba(255, 107, 0, 0.25);
}

.video-header-tag {
    background: linear-gradient(90deg, var(--logo-orange), var(--logo-amber));
    color: var(--white);
    padding: 10px 16px;
    font-weight: 800;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.video-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: #000;
    overflow: hidden;
}

.video-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    cursor: pointer;
}

.video-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    cursor: pointer;
    transition: opacity 0.3s ease;
    z-index: 5;
}

.play-btn-circle {
    width: 65px;
    height: 65px;
    background-color: var(--whatsapp-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    padding-left: 4px;
    box-shadow: 0 0 25px rgba(37, 211, 102, 0.7);
    transition: transform 0.25s ease;
}

.video-play-overlay:hover .play-btn-circle {
    transform: scale(1.12);
}

.video-play-overlay span {
    color: var(--white);
    font-weight: 700;
    font-size: 0.9rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

/* External Controls Bar (Below Video) */
.external-video-controls {
    background-color: #121319;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.v-btn {
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.05rem;
    cursor: pointer;
    padding: 4px 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.v-btn:hover {
    color: var(--logo-orange);
}

.v-progress-container {
    flex: 1;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.v-progress-bar {
    width: 0%;
    height: 100%;
    background: var(--logo-orange);
    border-radius: 4px;
    transition: width 0.1s linear;
}

.v-time {
    color: #D1D5DB;
    font-size: 0.78rem;
    font-weight: 600;
    font-family: monospace;
    white-space: nowrap;
}

.video-card-footer {
    padding: 16px;
    text-align: center;
    background-color: var(--dark-card);
}

.video-card-footer p {
    font-size: 0.85rem;
    color: #D1D5DB;
    margin-bottom: 12px;
    font-weight: 600;
}

.video-card-footer p i {
    color: var(--logo-yellow);
}

.btn-video-cta {
    font-size: 0.92rem;
    padding: 12px 20px;
    width: 100%;
}

/* Section Spacing & Layout */
.differentials, .products, .reviews-section, .calculator-section, .contact-location {
    padding: 85px 0;
    border-bottom: 1px solid var(--dark-border);
}

.differentials { background-color: var(--dark-surface); }
.products { background-color: var(--dark-bg); }
.reviews-section { background-color: var(--dark-surface); }
.calculator-section { background-color: var(--dark-bg); }
.contact-location { background-color: var(--dark-surface); }

/* Google Reviews Cards & Trust Badge */
.google-badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(66, 133, 244, 0.1);
    border: 1px solid rgba(66, 133, 244, 0.3);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 700;
    margin-bottom: 14px;
    text-transform: uppercase;
}

.google-badge-pill i {
    color: #4285F4;
    font-size: 0.95rem;
}

/* Reviews Carousel Slider */
.reviews-carousel-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 10px 50px;
}

.reviews-carousel-track {
    display: flex;
    gap: 20px;
    transition: transform 0.4s ease-in-out;
}

.reviews-carousel-track .review-card {
    flex: 0 0 calc(33.333% - 13.333px);
    min-width: calc(33.333% - 13.333px);
    box-sizing: border-box;
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background-color: var(--dark-card);
    border: 1px solid rgba(255, 107, 0, 0.5);
    color: var(--white);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.25s ease;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}

.carousel-nav:hover {
    background-color: var(--logo-orange);
    border-color: var(--logo-orange);
    transform: translateY(-50%) scale(1.12);
}

.prev-btn { left: 0; }
.next-btn { right: 0; }

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.25s ease;
}

.dot.active {
    background-color: var(--logo-orange);
    width: 26px;
    border-radius: 10px;
}

.review-card {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius);
    padding: 26px 22px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s ease;
}

.review-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 107, 0, 0.35);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5), 0 0 15px rgba(255, 107, 0, 0.1);
    background-color: var(--dark-card-hover);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.reviewer-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #4285F4, #34A853);
    color: var(--white);
    font-weight: 800;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.reviewer-avatar.avatar-orange {
    background: linear-gradient(135deg, var(--logo-orange), var(--logo-amber));
}

.reviewer-avatar.avatar-yellow {
    background: linear-gradient(135deg, var(--logo-yellow), #EA4335);
}

.reviewer-info {
    flex: 1;
}

.reviewer-info h4 {
    font-size: 0.98rem;
    color: var(--white);
    margin-bottom: 2px;
}

.reviewer-location {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.google-icon {
    color: #4285F4;
    font-size: 1.2rem;
}

.stars-row {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--logo-yellow);
    font-size: 0.85rem;
    margin-bottom: 12px;
}

.review-date {
    color: var(--text-muted);
    font-size: 0.78rem;
    margin-left: 6px;
}

.review-text {
    font-size: 0.9rem;
    color: #D1D5DB;
    line-height: 1.55;
    font-style: italic;
}

.google-trust-bar {
    margin-top: 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 18px 24px;
    border-radius: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.trust-score {
    display: flex;
    align-items: center;
    gap: 12px;
}

.trust-score strong {
    font-size: 1.9rem;
    color: var(--logo-yellow);
    font-weight: 900;
    line-height: 1;
}

.trust-score span {
    font-size: 0.92rem;
    color: #E5E7EB;
    font-weight: 600;
}

.section-title { margin-bottom: 45px; }
.section-title h2 { font-size: 2rem; margin-bottom: 10px; }
.section-title p { color: var(--text-muted); font-size: 1.02rem; max-width: 680px; margin: 0 auto; }

.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 35px; }

/* Differentials Cards */
.diff-card {
    background-color: var(--dark-card);
    padding: 26px 22px;
    border-radius: var(--border-radius);
    border: 1px solid var(--dark-border);
    transition: all 0.3s ease;
}

.diff-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 107, 0, 0.4);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 107, 0, 0.1);
    background-color: var(--dark-card-hover);
}

.diff-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    margin-bottom: 18px;
}

.icon-orange { background: rgba(255, 107, 0, 0.15); color: var(--logo-orange); border: 1px solid rgba(255, 107, 0, 0.3); }
.icon-yellow { background: rgba(255, 208, 0, 0.15); color: var(--logo-yellow); border: 1px solid rgba(255, 208, 0, 0.3); }
.icon-red { background: rgba(225, 9, 20, 0.15); color: var(--logo-red); border: 1px solid rgba(225, 9, 20, 0.3); }

.diff-card h3 { font-size: 1.12rem; margin-bottom: 10px; color: var(--white); }
.diff-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.5; }

/* Product Cards */
.product-card {
    background-color: var(--dark-card);
    border-radius: var(--border-radius);
    padding: 34px 26px 38px 26px;
    border: 1px solid var(--dark-border);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s ease;
}

.product-card:nth-child(1) { border-top: 4px solid var(--logo-orange); }
.product-card:nth-child(2) { border-top: 4px solid var(--logo-red); }
.product-card:nth-child(3) { border-top: 4px solid var(--logo-yellow); }

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    background-color: var(--dark-card-hover);
}

.product-tag {
    position: absolute;
    top: 18px;
    right: 18px;
    background-color: rgba(255, 107, 0, 0.2);
    border: 1px solid var(--logo-orange);
    color: var(--white);
    font-size: 0.72rem;
    font-weight: 800;
    padding: 4px 12px;
    border-radius: 50px;
    text-transform: uppercase;
}

.product-tag.highlight-tag {
    background-color: rgba(229, 9, 20, 0.25);
    border-color: var(--logo-red);
    color: #FF8888;
}
.product-tag.yellow-tag {
    background-color: rgba(255, 208, 0, 0.2);
    border-color: var(--logo-yellow);
    color: var(--logo-yellow);
}

.product-icon-wrap { font-size: 2rem; margin-bottom: 18px; }
.product-card h3 { font-size: 1.3rem; margin-bottom: 12px; color: var(--white); }
.product-card p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 22px; line-height: 1.55; }

.product-features { list-style: none; margin-bottom: 32px; flex: 1; }
.product-features li {
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #E5E7EB;
}

.product-features li i { color: var(--whatsapp-green); font-size: 0.95rem; }

/* Calculator Section */
.calculator-card {
    background: linear-gradient(135deg, #14151D, #1E1F2A);
    color: var(--white);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 208, 0, 0.3);
    border-top: 5px solid var(--logo-yellow);
}

.calc-header { text-align: center; margin-bottom: 30px; }
.calc-header h2 { color: var(--white); font-size: 1.8rem; margin-bottom: 8px; }
.calc-header h2 i { color: var(--logo-yellow); margin-right: 8px; }
.calc-header p { color: var(--text-muted); font-size: 0.98rem; }

.input-group { margin-bottom: 18px; }
.input-group label { display: block; font-weight: 600; font-size: 0.88rem; margin-bottom: 8px; color: #E5E7EB; }
.input-group input, .input-group select {
    width: 100%;
    padding: 12px 16px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background-color: #242634;
    color: var(--white);
    font-size: 0.98rem;
    transition: border-color 0.2s ease;
}

.input-group input:focus, .input-group select:focus {
    outline: none;
    border-color: var(--logo-orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.25);
}

.calc-result-box {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    padding: 28px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: var(--white);
}

.calc-result-box h4 {
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.result-display { font-size: 2.5rem; font-weight: 900; color: var(--logo-yellow); line-height: 1.1; }
.result-display small { font-size: 1rem; color: #D1D5DB; font-weight: 500; }
.result-liters { font-size: 1.2rem; color: var(--white); margin: 14px 0; }
.calc-tip { font-size: 0.88rem; color: var(--text-muted); margin-bottom: 22px; }
.calc-tip i { color: var(--logo-yellow); margin-right: 6px; }

/* Contact Section & Liquid Glass Icon Container */
.contact-box {
    align-items: center;
}

.badge-location {
    display: inline-block;
    background-color: rgba(255, 107, 0, 0.15);
    border: 1px solid rgba(255, 107, 0, 0.3);
    color: var(--logo-orange);
    font-weight: 800;
    font-size: 0.82rem;
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 14px;
    text-transform: uppercase;
}

.contact-info h2 { font-size: 2.1rem; margin-bottom: 22px; color: var(--white); }

.info-list { margin-bottom: 28px; }

.info-item {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 20px;
}

.info-text strong {
    display: block;
    font-size: 0.95rem;
    color: var(--white);
    margin-bottom: 2px;
}

.info-text p, .info-text a {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin: 0;
}

.info-text a {
    color: var(--logo-orange);
    font-weight: 700;
    text-decoration: none;
}

.info-text a:hover { text-decoration: underline; }

/* Liquid Glass Icon Boxes */
.glass-icon-box {
    width: 54px;
    height: 54px;
    min-width: 54px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    transition: all 0.3s ease;
}

.glass-icon-box.box-orange {
    color: var(--logo-orange);
    box-shadow: 0 4px 14px rgba(255, 107, 0, 0.2);
    border-bottom: 3px solid var(--logo-orange);
}

.glass-icon-box.box-green {
    color: var(--whatsapp-green);
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.2);
    border-bottom: 3px solid var(--whatsapp-green);
}

.glass-icon-box.box-amber {
    color: var(--logo-yellow);
    box-shadow: 0 4px 14px rgba(255, 208, 0, 0.2);
    border-bottom: 3px solid var(--logo-yellow);
}

.glass-icon-box:hover {
    transform: translateY(-3px) scale(1.05);
}

/* Store Image Card */
.store-img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(255, 107, 0, 0.3);
    object-fit: cover;
    height: 340px;
    display: block;
}

.image-card { position: relative; }
.image-caption {
    position: absolute;
    bottom: 14px;
    left: 14px;
    background-color: rgba(13, 14, 17, 0.92);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ====================================
   MARCAS CAROUSEL SLIDER SECTION
   ==================================== */
.marcas-slider-section {
    background-color: var(--dark-bg);
    padding: 85px 0;
    border-bottom: 1px solid var(--dark-border);
}

.marcas-slider-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 15px 50px;
    box-sizing: border-box;
}

.marcas-slider-track {
    display: flex;
    gap: 20px;
    transition: transform 0.45s cubic-bezier(0.25, 1, 0.5, 1);
    width: 100%;
}

.marca-slide-card {
    flex: 0 0 calc(33.333% - 13.333px);
    min-width: calc(33.333% - 13.333px);
    box-sizing: border-box;
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius);
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s ease;
    position: relative;
}

.marca-slide-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    background-color: var(--dark-card-hover);
}

.card-suvinil { border-top: 4px solid #FF5500; }
.card-coral { border-top: 4px solid #E63312; }
.card-sherwin { border-top: 4px solid #005EA6; }
.card-renovare { border-top: 4px solid #00A85A; }
.card-farbem { border-top: 4px solid #FF5722; }
.card-brazilian { border-top: 4px solid #009C3B; }

.marca-badge-top {
    display: inline-block;
    align-self: flex-start;
    background: rgba(255, 85, 0, 0.15);
    border: 1px solid var(--logo-orange);
    color: #FFAA77;
    font-size: 0.72rem;
    font-weight: 800;
    padding: 4px 12px;
    border-radius: 50px;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.marca-logo-badge {
    margin-bottom: 12px;
}

.marca-title {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.6rem;
    letter-spacing: -0.5px;
    display: inline-block;
}

.marca-headline {
    font-size: 1.12rem;
    color: var(--white);
    margin-bottom: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
}

.marca-desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.55;
    margin-bottom: 22px;
    flex: 1;
}

.btn-marca-wpp {
    font-size: 0.88rem;
    padding: 12px 18px;
    width: 100%;
    flex-direction: row;
    gap: 8px;
}

@media (max-width: 992px) {
    .marca-slide-card {
        flex: 0 0 calc(50% - 10px);
        min-width: calc(50% - 10px);
    }
}

@media (max-width: 600px) {
    .marcas-slider-wrapper {
        padding: 10px 0;
    }
    .marca-slide-card {
        flex: 0 0 100%;
        min-width: 100%;
    }
}


/* Footer */
.footer {
    background-color: #07080A;
    color: var(--text-muted);
    padding: 35px 0;
    font-size: 0.88rem;
    border-top: 1px solid var(--dark-border);
}

.footer-logo {
    height: 48px;
    width: auto;
    max-width: 220px;
    margin: 0 auto 15px auto;
    display: block;
    object-fit: contain;
}

.footer p strong { color: var(--white); }
.footer-small { font-size: 0.78rem; margin-top: 6px; color: #6B7280; }
.designer-link {
    color: var(--logo-orange);
    font-weight: 700;
    text-decoration: none;
    transition: color 0.2s ease;
}
.designer-link:hover {
    color: var(--logo-amber);
    text-decoration: underline;
}
.admin-dash-link {
    color: #9CA3AF;
    font-weight: 600;
    text-decoration: none;
    transition: color 0.2s ease;
    margin-left: 4px;
}
.admin-dash-link:hover {
    color: var(--logo-orange);
    text-decoration: underline;
}

/* Floating Sticky WhatsApp Button (Pulsing Glow UX) */
.whatsapp-float {
    position: fixed;
    bottom: 22px;
    right: 22px;
    background: linear-gradient(135deg, var(--whatsapp-green), #1EBE5D);
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.1rem;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    text-decoration: none;
    transition: transform 0.25s ease, background-color 0.25s ease;
    animation: wpp-glow-pulse 2.2s infinite ease-in-out;
}

@keyframes wpp-glow-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.75), 0 8px 20px rgba(37, 211, 102, 0.4);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 0 16px rgba(37, 211, 102, 0), 0 12px 28px rgba(37, 211, 102, 0.6);
        transform: scale(1.06);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0), 0 8px 20px rgba(37, 211, 102, 0.4);
        transform: scale(1);
    }
}

.whatsapp-float:hover {
    transform: scale(1.08);
}

.float-tooltip {
    position: absolute;
    right: 70px;
    background-color: #0D0E11;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.whatsapp-float:hover .float-tooltip { opacity: 1; }

/* Responsive Media Queries (Fluid UX) */
@media (max-width: 992px) {
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 12px;
    }
    .hero-text {
        display: contents;
    }
    .badge-suvinil { order: 1; margin-bottom: 2px; }
    .hero-text h1 { order: 2; font-size: 1.85rem; margin-bottom: 2px; line-height: 1.25; }
    .hero-trust-ratings { order: 3; margin-top: 0; margin-bottom: 2px; }
    .hero-video-card { order: 4; margin-top: 4px; margin-bottom: 4px; }
    .hero-subtitle { order: 5; margin-top: 4px; margin-bottom: 4px; font-size: 0.96rem; line-height: 1.45; }
    .hero-highlights-list { order: 6; margin-top: 6px; }

    .reviews-carousel-track .review-card {
        flex: 0 0 calc(50% - 10px);
        min-width: calc(50% - 10px);
    }

    .grid-4 { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .grid-3 { grid-template-columns: 1fr; gap: 24px; }
    .grid-2 { grid-template-columns: 1fr; gap: 28px; }
    .nav-menu { display: none; }
    .store-img { height: 280px; }
}

@media (max-width: 600px) {
    .differentials, .products, .reviews-section, .calculator-section, .contact-location { padding: 45px 0; }
    .grid-4 { grid-template-columns: 1fr; }
    .hero-subtitle { margin-left: auto; margin-right: auto; }
    .hero-highlights-list { grid-template-columns: 1fr; gap: 10px; margin-left: auto; margin-right: auto; }
    .hero-trust-ratings { justify-content: center; width: 100%; }
    .hero-trust-ratings span { display: none; }
    .hero-trust-ratings .stars { font-size: 1.25rem; margin: 0 auto; display: flex; gap: 6px; }
    
    .reviews-carousel-wrapper { padding: 10px 42px; }
    .reviews-carousel-track .review-card {
        flex: 0 0 100%;
        min-width: 100%;
    }

    .google-trust-bar { padding: 16px 14px; }
    .trust-score { flex-direction: column; text-align: center; gap: 6px; }
    .trust-score .stars { display: flex; justify-content: center; gap: 4px; }

    .top-bar-content { justify-content: center; text-align: center; }
    .hero-text h1 { font-size: 1.65rem; }
    .btn-primary-whatsapp { font-size: 0.98rem; padding: 14px 18px; }
    .calculator-card { padding: 24px; }
    
    .whatsapp-float {
        width: 58px;
        height: 58px;
        bottom: 18px;
        right: 18px;
        font-size: 2rem;
    }
}