/* ==========================================
   AQUABLOCK PREMIUM - PROFESSIONAL LANDING PAGE
   ========================================== */

:root {
    /* Premium Color Palette */
    --primary: #0a2540;
    /* Deep Navy */
    --primary-light: #1a4971;
    --accent: #00d4aa;
    /* Teal/Mint Accent */
    --accent-dark: #00b894;
    --success: #27ae60;
    --warning: #f39c12;
    --danger: #e74c3c;
    --white: #ffffff;
    --off-white: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-500: #64748b;
    --gray-700: #334155;
    --gray-900: #0f172a;

    /* Typography */
    --font-main: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 40px rgba(0, 212, 170, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-700);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    text-align: center;
}

h3 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
    color: var(--gray-500);
}

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

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

/* ==========================================
   TOP BAR - Urgency Banner
   ========================================== */
.top-bar {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: var(--white);
    text-align: center;
    padding: 12px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.top-bar p {
    margin: 0;
    color: var(--white);
}

/* ==========================================
   HEADER
   ========================================== */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 16px 0;
    position: fixed;
    top: 44px;
    left: 0;
    right: 0;
    z-index: 999;
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition-normal);
}

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

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo img {
    height: 120px;
    width: auto;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 212, 170, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 212, 170, 0.5);
}

.btn-large {
    padding: 20px 40px;
    font-size: 1.1rem;
}

/* Pulse Animation */
@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 4px 15px rgba(0, 212, 170, 0.4);
    }

    50% {
        box-shadow: 0 4px 30px rgba(0, 212, 170, 0.7);
    }
}

@keyframes megaPulse {

    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 8px 30px rgba(39, 174, 96, 0.5);
    }

    50% {
        transform: scale(1.02);
        box-shadow: 0 12px 50px rgba(39, 174, 96, 0.8);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* CTA Highlight - Super Prominent */
.cta-highlight {
    background: linear-gradient(135deg, #f0fff4 0%, #d4fce3 100%);
    padding: 30px;
    border-radius: var(--radius-lg);
    margin: 30px 0;
    border: 3px dashed #27ae60;
}

.btn-cta {
    display: block;
    width: 100%;
    padding: 24px 40px;
    font-size: 1.3rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: linear-gradient(135deg, #27ae60 0%, #1e8449 100%);
    color: var(--white);
    border: none;
    border-radius: var(--radius-full);
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    animation: megaPulse 1.5s infinite ease-in-out;
    transition: all 0.3s ease;
}

.btn-cta:hover {
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
    transform: scale(1.03);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    padding: 160px 0 80px;
    background: linear-gradient(180deg, var(--off-white) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.tag-highlight {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: var(--white);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-content h1 {
    margin-bottom: 24px;
}

.hero-content h1 span {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 1.15rem;
    margin-bottom: 24px;
    color: var(--gray-500);
}

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin: 28px 0;
}

.trust-badges span {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--gray-700);
    font-weight: 500;
}

.trust-badges i {
    color: var(--accent);
    font-size: 1.1rem;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    transition: var(--transition-normal);
}

.hero-image:hover img {
    transform: scale(1.02);
}

.floating-badge {
    position: absolute;
    bottom: 24px;
    right: 24px;
    background: var(--white);
    padding: 16px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    text-align: center;
    border-left: 4px solid var(--accent);
}

.floating-badge span {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.floating-badge strong {
    display: block;
    font-size: 1.2rem;
    color: var(--accent-dark);
    font-weight: 800;
}

/* ==========================================
   TRUST BAR
   ========================================== */
.trust-bar {
    background: var(--white);
    padding: 30px 0;
    border-bottom: 1px solid var(--gray-200);
}

.trust-bar img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* ==========================================
   PROOF IMAGE (Antes/Depois)
   ========================================== */
.proof-image {
    max-width: 700px;
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    margin-top: 30px;
}

/* ==========================================
   INSTALLATION GRID
   ========================================== */
.installation-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-top: 40px;
}

.installation-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

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

.installation-item img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    margin-bottom: 16px;
}

.installation-item p {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 1rem;
}

/* ==========================================
   TV BADGE
   ========================================== */
.tv-badge {
    max-width: 250px;
    height: auto;
    margin: 0 auto;
    display: block;
}

/* ==========================================
   SECTIONS
   ========================================== */
.section {
    padding: 80px 0;
}

.bg-light {
    background: var(--off-white);
}

/* ==========================================
   CALCULATION SECTION
   ========================================== */
.calculation-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.calculation-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.2) 0%, transparent 70%);
}

.calc-box {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    padding: 48px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.calc-box h2,
.calc-box p {
    color: var(--white);
}

.calc-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.calc-item {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-normal);
}

.calc-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.calc-item.featured {
    transform: scale(1.05);
    border: 3px solid var(--accent);
    box-shadow: var(--shadow-glow);
}

.calc-item .period {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.calc-item .value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
}

.calc-item .savings {
    display: block;
    font-size: 0.8rem;
    color: var(--accent-dark);
    font-weight: 600;
    text-transform: uppercase;
    margin-top: 4px;
}

.warning-text {
    font-size: 0.85rem;
    margin-top: 32px;
    opacity: 0.8;
}

/* ==========================================
   FEATURES SECTION
   ========================================== */
.features-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.features-text h2 {
    text-align: left;
    margin-bottom: 8px;
}

.features-text h3 {
    color: var(--gray-500);
    font-weight: 400;
    font-size: 1.1rem;
    margin-bottom: 32px;
}

.benefit-list {
    list-style: none;
}

.benefit-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 16px;
    font-size: 1rem;
    color: var(--gray-700);
}

.benefit-list li i {
    color: var(--accent);
    font-size: 1.2rem;
    margin-top: 2px;
}

.benefit-list li strong {
    color: var(--gray-900);
}

.features-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

/* ==========================================
   LEGALITY SECTION
   ========================================== */
.legality-section {
    background: linear-gradient(135deg, #0056b3 0%, #003d80 100%);
    padding: 80px 0;
    position: relative;
}

.legality-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.legality-text {
    flex: 2;
}

.legality-text h2 {
    color: var(--white);
    text-align: left;
    font-size: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 24px;
    position: relative;
    display: inline-block;
}

.legality-text h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
}

.legality-text p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    line-height: 1.8;
}

.legality-icon {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.icon-circle {
    width: 140px;
    height: 140px;
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-100) 100%);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--shadow-xl);
    margin-bottom: 24px;
}

.icon-circle i {
    font-size: 4rem;
    color: var(--primary);
}

.legal-badge {
    background: rgba(0, 0, 0, 0.2);
    padding: 20px;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.legal-badge p {
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 500;
    margin: 0;
}

/* ==========================================
   VIDEO GRID
   ========================================== */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.video-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.video-placeholder {
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
    height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--gray-500);
    transition: var(--transition-normal);
}

.video-placeholder:hover {
    background: linear-gradient(135deg, var(--gray-200) 0%, var(--gray-300) 100%);
}

.video-placeholder i {
    font-size: 4rem;
    margin-bottom: 12px;
    color: var(--accent);
}

/* Actual Video Styling */
.video-card video {
    width: 100%;
    height: 500px;
    object-fit: contain;
    background: var(--gray-900);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.video-caption {
    padding: 20px;
    text-align: center;
    font-weight: 600;
    color: var(--gray-700);
    margin: 0;
}

/* ==========================================
   PRICING SECTION
   ========================================== */
.pricing-card {
    background: var(--white);
    max-width: 520px;
    margin: 0 auto;
    padding: 80px 48px 48px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    text-align: center;
    position: relative;
    border: 2px solid var(--gray-200);
    transition: var(--transition-normal);
}

.pricing-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
}

.best-value-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: var(--white);
    padding: 10px 28px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--shadow-md);
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.pricing-card>p {
    color: var(--gray-500);
    margin-bottom: 24px;
}

.price-tag {
    margin: 32px 0;
}

.old-price {
    text-decoration: line-through;
    color: var(--gray-500);
    font-size: 1.1rem;
}

.current-price {
    font-size: 4rem;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1;
}

.price-currency {
    font-size: 1.5rem;
    vertical-align: top;
    font-weight: 600;
}

/* Payment Methods */
.payment-alert {
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.1) 0%, rgba(0, 184, 148, 0.1) 100%);
    border: 1px solid var(--accent);
    padding: 20px;
    border-radius: var(--radius-md);
    margin: 24px 0;
    color: var(--gray-700);
}

.payment-alert i {
    color: var(--accent);
    margin-right: 8px;
}

.payment-alert strong {
    color: var(--accent-dark);
}

.installment-info {
    font-size: 1rem;
    color: var(--gray-500);
    margin: 16px 0;
}

.payment-methods {
    margin: 24px 0;
    padding: 20px;
    background: var(--gray-100);
    border-radius: var(--radius-md);
}

.payment-label {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.payment-icons {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 30px;
    flex-wrap: wrap;
}

.payment-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.payment-item img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.payment-item span {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--gray-700);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.check-list {
    list-style: none;
    text-align: left;
    margin: 24px 0;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-200);
    font-size: 1rem;
    color: var(--gray-700);
}

.check-list li:last-child {
    border-bottom: none;
}

.check-list li::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: var(--white);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}

.guarantee-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 32px;
    padding: 24px;
    background: var(--gray-100);
    border-radius: var(--radius-md);
}

.guarantee-badge img {
    height: auto;
    width: 200px;
    max-width: 100%;
}

.guarantee-badge span {
    font-size: 1rem;
    color: var(--gray-700);
    font-weight: 600;
    text-align: center;
}

/* ==========================================
   FAQ SECTION
   ========================================== */
.faq-item {
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition-normal);
}

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

.faq-question {
    padding: 24px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--gray-900);
    transition: var(--transition-normal);
}

.faq-question:hover {
    color: var(--accent-dark);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--accent);
    font-weight: 300;
}

.faq-item.active .faq-question::after {
    content: '−';
}

.faq-answer {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal), padding var(--transition-normal);
}

.faq-item.active .faq-answer {
    padding: 0 24px 24px;
    max-height: 500px;
}

.faq-answer p {
    margin: 0;
}

/* ==========================================
   FOOTER
   ========================================== */
footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 60px 0 30px;
    text-align: center;
}

.footer-logo {
    height: 100px;
    width: auto;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}

footer p {
    color: var(--gray-500);
}

.footer-links {
    margin: 20px 0;
}

.footer-links a {
    color: var(--gray-500);
    text-decoration: none;
    margin: 0 16px;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

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

/* ==========================================
   STICKY MOBILE CTA
   ========================================== */
.sticky-mobile-cta {
    display: none;
}

/* ==========================================
   RESPONSIVE - MOBILE FIRST
   ========================================== */
@media (max-width: 768px) {
    body {
        padding-bottom: 80px;
    }

    /* Typography */
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    /* Top Bar & Header */
    .top-bar {
        font-size: 0.8rem;
        padding: 10px 16px;
    }

    header {
        top: 40px;
        padding: 12px 0;
    }

    header nav {
        display: none;
    }

    header .container {
        justify-content: center;
    }

    .logo img {
        height: 80px;
    }

    .logo {
        font-size: 1.25rem;
    }

    /* Hero */
    .hero {
        padding: 130px 0 60px;
    }

    .hero .container {
        display: flex;
        flex-direction: column;
        text-align: center;
        gap: 32px;
    }

    .hero-image {
        order: -1;
    }

    .hero-image img {
        max-width: 100%;
        margin: 0 auto;
        display: block;
    }

    .floating-badge {
        position: static;
        display: inline-block;
        margin-top: 16px;
    }

    .trust-badges {
        justify-content: center;
    }

    .trust-badges span {
        width: 100%;
        justify-content: center;
    }

    /* Sections */
    .section {
        padding: 50px 0;
    }

    /* Calc Grid */
    .calc-box {
        padding: 32px 20px;
    }

    .calc-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .calc-item.featured {
        transform: none;
    }

    .calc-item .value {
        font-size: 1.75rem;
    }

    /* Features */
    .features-wrapper {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .features-text h2,
    .features-text h3 {
        text-align: center;
    }

    .benefit-list li {
        text-align: left;
    }

    .features-image {
        order: -1;
    }

    .features-image img {
        max-width: 80%;
        margin: 0 auto 32px;
        display: block;
    }

    /* Legality */
    .legality-content {
        flex-direction: column;
        text-align: center;
    }

    .legality-text h2 {
        text-align: center;
        font-size: 1.75rem;
    }

    .legality-text h2::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .icon-circle {
        width: 100px;
        height: 100px;
    }

    .icon-circle i {
        font-size: 2.5rem;
    }

    /* Video Grid */
    .video-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .video-placeholder {
        height: 220px;
    }

    /* Video Card */
    .video-card video {
        height: 400px;
    }

    /* Installation Grid Mobile */
    .installation-grid,
    .installation-grid-3 {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    /* TV Badge Mobile */
    .tv-badge {
        max-width: 180px;
    }

    /* Pricing */
    .pricing-card {
        padding: 60px 24px 32px;
        margin: 0 16px;
    }

    .current-price {
        font-size: 3rem;
    }

    .btn-large {
        padding: 18px 24px;
        font-size: 0.95rem;
    }

    /* Footer */
    footer {
        padding: 40px 0 100px;
    }

    /* Sticky CTA */
    .sticky-mobile-cta {
        display: block;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: var(--white);
        padding: 12px 16px;
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }

    .sticky-mobile-cta .btn {
        width: 100%;
        padding: 16px;
        font-size: 0.9rem;
    }
}

/* Extra small devices */
@media (max-width: 380px) {
    .container {
        padding: 0 16px;
    }

    h1 {
        font-size: 1.5rem;
    }

    .pricing-card {
        padding: 24px 16px;
    }

    .current-price {
        font-size: 2.5rem;
    }
}