/* ========================================
   CASA PLEGABLE 20FT — PREMIUM LANDING PAGE
   Senior Designer Stylesheet
   ======================================== */

/* ========== CSS CUSTOM PROPERTIES ========== */
:root {
    /* Colors */
    --color-bg: #F7F8F9;
    --color-white: #FFFFFF;
    --color-text: #0F1724;
    --color-text-muted: #55606A;
    --color-accent: #0BA398;
    --color-accent-dark: #0F766E;
    --color-accent-light: rgba(11, 163, 152, 0.08);
    --color-border: #E6E9EC;
    --color-shadow: rgba(15, 23, 36, 0.06);
    --color-shadow-accent: rgba(11, 163, 152, 0.12);

    /* Typography */
    --font-heading: 'Montserrat', 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', 'Roboto', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;

    /* Sizes */
    --size-h1: clamp(32px, 5vw, 42px);
    --size-h2: clamp(24px, 3.5vw, 28px);
    --size-h3: clamp(18px, 2.5vw, 20px);
    --size-body: 16px;
    --size-small: 14px;
    --size-xs: 12px;

    /* Line Heights */
    --lh-h1: 1.08;
    --lh-h2: 1.2;
    --lh-h3: 1.35;
    --lh-body: 1.5;

    /* Spacing */
    --container-max: 1200px;
    --gutter: 24px;
    --section-padding: clamp(32px, 8vw, 96px);
    --section-padding-sm: clamp(24px, 5vw, 56px);

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Shadows */
    --shadow-sm: 0 2px 8px var(--color-shadow);
    --shadow-md: 0 4px 16px var(--color-shadow);
    --shadow-lg: 0 8px 32px var(--color-shadow);
    --shadow-hero: 0 24px 48px rgba(15, 23, 36, 0.08);
    --shadow-btn: 0 6px 18px var(--color-shadow-accent);
    --shadow-btn-hover: 0 10px 28px var(--color-shadow-accent);
}

/* ========== RESET & BASE ========== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--size-body);
    line-height: var(--lh-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul,
ol {
    list-style: none;
}

/* ========== TYPOGRAPHY ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-text);
}

h1 {
    font-size: var(--size-h1);
    line-height: var(--lh-h1);
}

h2 {
    font-size: var(--size-h2);
    line-height: var(--lh-h2);
}

h3 {
    font-size: var(--size-h3);
    line-height: var(--lh-h3);
}

p {
    margin-bottom: 1em;
}

p:last-child {
    margin-bottom: 0;
}

strong {
    font-weight: 600;
}

/* ========== CONTAINER ========== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--gutter);
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: var(--size-body);
    font-weight: 600;
    padding: 14px 24px;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-btn);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-btn-hover);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-light);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 17px;
}

.btn-sm {
    padding: 10px 18px;
    font-size: var(--size-small);
}

.btn-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* ========== SECTION HEADERS ========== */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 56px;
}

.section-eyebrow {
    font-size: var(--size-small);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.section-title {
    font-size: var(--size-h2);
    margin-bottom: 16px;
}

.section-description {
    font-size: 17px;
    color: var(--color-text-muted);
    margin-bottom: 0;
}

/* ========== HERO SECTION ========== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-bg) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse at center, rgba(11, 163, 152, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-accent-light);
    color: var(--color-accent-dark);
    font-size: var(--size-small);
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease both;
}

.badge-icon {
    font-size: 16px;
}

.hero-title {
    font-size: var(--size-h1);
    font-weight: 800;
    margin-bottom: 16px;
    animation: fadeInUp 0.6s ease 0.1s both;
}

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

.hero-subtitle {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.subtitle-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.subtitle-item .icon {
    width: 18px;
    height: 18px;
    color: var(--color-accent);
}

.subtitle-divider {
    color: var(--color-border);
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-features li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 15px;
}

.feature-icon {
    width: 22px;
    height: 22px;
    color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 1px;
}

.hero-price {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 8px;
    padding: 16px 20px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 28px;
    animation: fadeInUp 0.6s ease 0.4s both;
}

.price-label {
    font-size: var(--size-small);
    color: var(--color-text-muted);
}

.price-value {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
}

.price-note {
    font-size: var(--size-small);
    color: var(--color-text-muted);
    flex-basis: 100%;
}

.hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease 0.5s both;
}

.hero-trust {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: var(--size-small);
    color: var(--color-text-muted);
    animation: fadeInUp 0.6s ease 0.6s both;
}

.trust-icon {
    width: 18px;
    height: 18px;
    color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.trust-link {
    color: var(--color-accent);
    font-weight: 500;
    text-decoration: underline;
    text-decoration-color: rgba(11, 163, 152, 0.3);
    text-underline-offset: 2px;
    transition: text-decoration-color var(--transition-fast);
}

.trust-link:hover {
    text-decoration-color: var(--color-accent);
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-image-wrapper {
    position: relative;
    max-width: 100%;
}

.hero-video {
    width: 100%;
    max-width: 640px;
    /* Aumentado un ~30% (de 480px) */
    height: auto;
    display: block;
    margin: 0 auto;
    background: transparent;
    border: none;
    outline: none;
    mix-blend-mode: screen;
    /* Reactivado por si el WebM no tiene alpha */
    filter: contrast(1.1) brightness(1.1) drop-shadow(0 10px 30px rgba(0, 0, 0, 0.05));
    animation: float3D 6s ease-in-out infinite;
    pointer-events: none;
}

.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: 0;
    /* Mantenemos un brillo muy tenue de fondo para resaltar el objeto */
    background: radial-gradient(circle, rgba(11, 163, 152, 0.05) 0%, transparent 70%);
}

@keyframes float3D {

    0%,
    100% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(-20px) scale(1.05);
        /* Escala sutil junto con el movimiento */
    }
}

.hero-image-reflection {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 70%;
    height: 30px;
    background: radial-gradient(ellipse at center, rgba(15, 23, 36, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

/* Hero Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: var(--size-small);
    color: var(--color-text-muted);
    animation: fadeInUp 0.6s ease 0.8s both;
}

.hero-scroll-indicator svg {
    width: 24px;
    height: 24px;
    animation: bounce 2s infinite;
}

/* ========== EXTERIOR BLOCK ========== */
.exterior-block {
    padding: var(--section-padding) 0;
    background: var(--color-white);
}

.exterior-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
}

.exterior-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.exterior-image {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.exterior-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(to top, rgba(15, 23, 36, 0.8) 0%, transparent 100%);
    color: var(--color-white);
    font-size: var(--size-small);
}

.exterior-content {
    padding: 24px 0;
}

.exterior-content .section-eyebrow {
    text-align: left;
}

.exterior-hook {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 38px);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
}

.exterior-hook .highlight {
    color: var(--color-accent);
}

.exterior-description {
    font-size: 17px;
    color: var(--color-text-muted);
    margin-bottom: 28px;
}

/* ========== FEATURES SECTION ========== */
.features {
    padding: var(--section-padding) 0;
    background: var(--color-bg);
}

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

.feature-card {
    background: var(--color-white);
    padding: 32px 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

.feature-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-light);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.feature-card-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent);
}

.feature-card-title {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
}

.feature-card-text {
    font-size: var(--size-small);
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: 0;
}

/* ========== GALLERY SECTION ========== */
.gallery {
    padding: var(--section-padding) 0;
    background: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 24px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item-large {
    grid-row: span 2;
}

.gallery-item-large img {
    aspect-ratio: 3 / 4;
}

.gallery-item:not(.gallery-item-large) img {
    aspect-ratio: 4 / 3;
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(to top, rgba(15, 23, 36, 0.85) 0%, transparent 100%);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    opacity: 0;
    transform: translateY(10px);
    transition: all var(--transition-base);
}

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

.gallery-caption {
    color: var(--color-white);
    font-size: var(--size-small);
    font-weight: 500;
}

.gallery-zoom {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
    border-radius: 50%;
    color: var(--color-white);
    transition: background var(--transition-fast);
}

.gallery-zoom:hover {
    background: rgba(255, 255, 255, 0.3);
}

.gallery-zoom svg {
    width: 20px;
    height: 20px;
}

/* ========== BENEFITS SECTION ========== */
.benefits {
    padding: var(--section-padding) 0;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 64px;
    align-items: start;
}

.benefits-content .section-eyebrow {
    color: rgba(255, 255, 255, 0.7);
    text-align: left;
}

.benefits-content .section-title {
    color: var(--color-white);
    font-size: var(--size-h2);
}

.benefits-content .section-description {
    color: rgba(255, 255, 255, 0.85);
}

.benefits-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.benefit-item {
    display: flex;
    gap: 16px;
}

.benefit-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.benefit-icon svg {
    width: 24px;
    height: 24px;
}

.benefit-content h4 {
    color: var(--color-white);
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 6px;
}

.benefit-content p {
    font-size: var(--size-small);
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
    margin-bottom: 0;
}

/* ========== SPECS SECTION ========== */
.specs {
    padding: var(--section-padding) 0;
    background: var(--color-bg);
}

.specs-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 64px;
    align-items: start;
}

.specs-content .section-eyebrow,
.specs-content .section-title,
.specs-content .section-description {
    text-align: left;
}

.specs-download {
    margin-top: 24px;
}

.specs-legal {
    font-size: var(--size-xs);
    color: var(--color-text-muted);
    margin-top: 16px;
}

.specs-table-wrapper {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table th,
.specs-table td {
    padding: 18px 24px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.specs-table tr:last-child th,
.specs-table tr:last-child td {
    border-bottom: none;
}

.specs-table th {
    font-size: var(--size-small);
    font-weight: 500;
    color: var(--color-text-muted);
    width: 40%;
    background: var(--color-bg);
}

.specs-table td {
    font-size: var(--size-body);
}

/* ========== FAQ SECTION ========== */
.faq {
    padding: var(--section-padding) 0;
    background: var(--color-white);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    background: var(--color-white);
    transition: box-shadow var(--transition-base);
}

.faq-item:hover {
    box-shadow: var(--shadow-sm);
}

.faq-item[open] {
    box-shadow: var(--shadow-md);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    font-size: var(--size-body);
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    transition: color var(--transition-fast);
}

.faq-question::-webkit-details-marker {
    display: none;
}

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

.faq-icon {
    width: 24px;
    height: 24px;
    color: var(--color-text-muted);
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.faq-item[open] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 24px 20px;
    color: var(--color-text-muted);
    animation: fadeIn 0.3s ease;
}

.faq-answer p {
    margin-bottom: 0;
}

/* ========== TESTIMONIALS SECTION ========== */
.testimonials {
    padding: var(--section-padding) 0;
    background: var(--color-bg);
}

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

.testimonial-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.testimonial-quote {
    width: 32px;
    height: 32px;
    color: var(--color-accent);
    opacity: 0.3;
}

.testimonial-content p {
    font-size: 17px;
    line-height: 1.6;
    color: var(--color-text);
    font-style: italic;
    margin-bottom: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: auto;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-white);
    font-weight: 600;
    font-size: var(--size-small);
    border-radius: 50%;
}

.testimonial-info {
    display: flex;
    flex-direction: column;
}

.testimonial-info strong {
    font-size: var(--size-body);
}

.testimonial-info span {
    font-size: var(--size-small);
    color: var(--color-text-muted);
}

.testimonial-card-cta {
    background: linear-gradient(135deg, var(--color-accent-light) 0%, rgba(15, 118, 110, 0.08) 100%);
    border-color: rgba(11, 163, 152, 0.2);
    justify-content: center;
    text-align: center;
}

.testimonial-card-cta h4 {
    font-size: var(--size-h3);
    margin-bottom: 8px;
}

.testimonial-card-cta p {
    color: var(--color-text-muted);
    font-style: normal;
    margin-bottom: 20px;
}

/* ========== COMPARISON SECTION ========== */
.comparison {
    padding: var(--section-padding) 0;
    background: var(--color-white);
}

.comparison-table-wrapper {
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-white);
}

.comparison-table thead {
    background: var(--color-text);
    color: var(--color-white);
}

.comparison-table th {
    padding: 20px 24px;
    font-size: var(--size-body);
    font-weight: 600;
    text-align: left;
}

.comparison-table td {
    padding: 18px 24px;
    font-size: var(--size-body);
    border-bottom: 1px solid var(--color-border);
}

.comparison-table tbody tr:last-child td {
    border-bottom: none;
}

.comparison-table tbody tr:nth-child(even) {
    background: var(--color-bg);
}

.highlight-col {
    background: var(--color-accent-light) !important;
    color: var(--color-accent-dark);
}

.comparison-table thead .highlight-col {
    background: var(--color-accent) !important;
    color: var(--color-white);
}

/* ========== CONTACT SECTION ========== */
.contact {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-white) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-content {
    padding: 24px 0;
}

.contact-content .section-eyebrow,
.contact-content .section-title,
.contact-content .section-description {
    text-align: left;
}

.contact-whatsapp {
    margin-top: 28px;
    width: 100%;
    justify-content: center;
}

.contact-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 32px;
    color: var(--color-text-muted);
    font-size: var(--size-small);
}

.contact-divider::before,
.contact-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border);
}

.contact-form {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: var(--size-small);
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--color-text);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    font-size: var(--size-body);
    font-family: var(--font-body);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: var(--color-white);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
    opacity: 0.6;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 24px;
}

.form-checkbox input {
    width: 20px;
    height: 20px;
    accent-color: var(--color-accent);
}

.form-checkbox label {
    margin-bottom: 0;
    font-size: var(--size-body);
}

.form-submit {
    width: 100%;
    justify-content: center;
}

.form-privacy {
    font-size: var(--size-xs);
    color: var(--color-text-muted);
    text-align: center;
    margin-top: 16px;
    margin-bottom: 0;
}

/* ========== FOOTER ========== */
.footer {
    padding: var(--section-padding) 0 32px;
    background: var(--color-text);
    color: var(--color-white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 0.8fr 1.2fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h4 {
    color: var(--color-white);
    font-size: var(--size-h3);
    margin-bottom: 14px;
}

.footer-brand p {
    font-size: var(--size-small);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

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

.social-link svg {
    width: 18px;
    height: 18px;
}

.footer-location h5,
.footer-links h5,
.footer-contact h5 {
    color: var(--color-white);
    font-size: var(--size-body);
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-location address {
    font-style: normal;
    font-size: var(--size-small);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-hours {
    color: var(--color-accent);
}

.footer-map-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--size-small);
    color: var(--color-accent);
    margin-top: 14px;
    transition: color var(--transition-fast);
}

.footer-map-link:hover {
    color: var(--color-white);
}

.footer-map-link svg {
    width: 16px;
    height: 16px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: var(--size-small);
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

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

.footer-contact .btn {
    margin-bottom: 14px;
}

.footer-trust {
    font-size: var(--size-xs);
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom {
    padding-top: 32px;
    text-align: center;
}

.footer-bottom p {
    font-size: var(--size-small);
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 8px;
}

.footer-legal {
    font-size: var(--size-xs);
}

/* ========== WHATSAPP WIDGET ========== */
.whatsapp-widget {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    align-items: flex-end;
    gap: 16px;
}

.whatsapp-widget-btn {
    position: relative;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #25D366;
    border-radius: 50%;
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-base);
}

.whatsapp-widget-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

.whatsapp-icon {
    width: 32px;
    height: 32px;
}

.whatsapp-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: #25D366;
    animation: pulse 2s ease-out infinite;
}

.whatsapp-tooltip {
    position: absolute;
    right: 80px;
    bottom: 8px;
    background: var(--color-white);
    padding: 14px 18px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    white-space: nowrap;
    opacity: 0;
    transform: translateX(10px);
    transition: all var(--transition-base);
    pointer-events: none;
}

.whatsapp-widget:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border: 8px solid transparent;
    border-left-color: var(--color-white);
}

.tooltip-title {
    display: block;
    font-size: var(--size-small);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 4px;
}

.tooltip-subtitle {
    display: block;
    font-size: var(--size-xs);
    color: var(--color-text-muted);
}

/* ========== LIGHTBOX ========== */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(15, 23, 36, 0.95);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: background var(--transition-fast);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: background var(--transition-fast);
}

.lightbox-prev {
    left: 24px;
}

.lightbox-next {
    right: 24px;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev svg,
.lightbox-next svg {
    width: 24px;
    height: 24px;
}

.lightbox-content {
    max-width: 90vw;
    max-height: 85vh;
    text-align: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.lightbox-caption {
    color: var(--color-white);
    font-size: var(--size-body);
    margin-top: 16px;
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes floatAnimation {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-8px);
    }

    60% {
        transform: translateY(-4px);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }

    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .hero-visual {
        order: -1;
    }

    .hero-image {
        max-width: 400px;
    }

    .hero-scroll-indicator {
        display: none;
    }

    .exterior-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-item-large {
        grid-row: span 1;
    }

    .gallery-item-large img,
    .gallery-item:not(.gallery-item-large) img {
        aspect-ratio: 16 / 10;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .benefits-content .section-eyebrow,
    .benefits-content .section-title,
    .benefits-content .section-description {
        text-align: center;
    }

    .specs-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .specs-content .section-eyebrow,
    .specs-content .section-title,
    .specs-content .section-description {
        text-align: center;
    }

    .specs-download {
        display: block;
        margin: 24px auto 0;
        width: fit-content;
    }

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

    .testimonials-grid {
        grid-template-columns: 1fr 1fr;
    }

    .testimonial-card-cta {
        grid-column: span 2;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-content .section-eyebrow,
    .contact-content .section-title,
    .contact-content .section-description {
        text-align: center;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .hero-subtitle {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .subtitle-divider {
        display: none;
    }

    .hero-cta-group {
        flex-direction: column;
    }

    .hero-cta-group .btn {
        width: 100%;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .benefits-list {
        grid-template-columns: 1fr;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .testimonial-card-cta {
        grid-column: span 1;
    }

    .comparison-table-wrapper {
        overflow-x: auto;
    }

    .comparison-table {
        min-width: 500px;
    }

    .contact-form {
        padding: 28px 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }

    .footer-contact .btn {
        margin-left: auto;
        margin-right: auto;
    }

    .whatsapp-tooltip {
        display: none;
    }

    .whatsapp-widget-btn {
        width: 56px;
        height: 56px;
    }

    .whatsapp-icon {
        width: 28px;
        height: 28px;
    }
}

@media (max-width: 480px) {
    :root {
        --gutter: 16px;
    }

    .hero-price {
        padding: 14px 16px;
    }

    .price-value {
        font-size: 22px;
    }

    .feature-card {
        padding: 24px 20px;
    }

    .specs-table th,
    .specs-table td {
        padding: 14px 16px;
    }

    .faq-question {
        padding: 16px 18px;
    }

    .faq-answer {
        padding: 0 18px 16px;
    }

    .testimonial-card {
        padding: 24px 20px;
    }

    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
    }

    .lightbox-prev {
        left: 12px;
    }

    .lightbox-next {
        right: 12px;
    }
}

/* ========== ACCESSIBILITY ========== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus styles for keyboard navigation */
.btn:focus-visible,
.faq-question:focus-visible,
.gallery-zoom:focus-visible,
.social-link:focus-visible,
.footer-map-link:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.whatsapp-widget-btn:focus-visible {
    outline: 2px solid var(--color-white);
    outline-offset: 4px;
}

/* ========== PRINT STYLES ========== */
@media print {

    .whatsapp-widget,
    .lightbox,
    .hero-scroll-indicator {
        display: none !important;
    }

    .hero {
        min-height: auto;
        padding: 48px 0;
    }

    section {
        page-break-inside: avoid;
    }
}