/* ═══════════════════════════════════════════════════════
   DNZGT Digital Shop — Catálogo de Streaming
   Design System & Styles
   ═══════════════════════════════════════════════════════ */

/* ── CSS Variables ───────────────────────────────── */
:root {
    /* Backgrounds */
    --bg-primary: #0a0a0a;
    --bg-secondary: #0f0f0f;
    --bg-card: #131313;
    --bg-surface: #181818;
    --bg-elevated: #1c1c1c;

    /* Borders */
    --border-default: #1e1e1e;
    --border-subtle: #282828;
    --border-hover: #333333;

    /* Text */
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-tertiary: #666666;
    --text-muted: #444444;

    /* Brand Colors */
    --netflix: #e50914;
    --disney: #1a6dff;
    --spotify: #1db954;
    --youtube: #ff0000;
    --prime: #00a8e1;
    --max-hbo: #6366f1;

    /* UI Accent Colors */
    --accent-red: #e50914;
    --accent-green: #1db954;
    --accent-purple: #9b59b6;
    --accent-orange: #ff6b00;
    --whatsapp: #25d366;

    /* Typography */
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Layout */
    --container-max: 1280px;
    --container-pad: 40px;
    --section-gap: 100px;

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;

    /* Transitions */
    --ease-fast: 150ms ease;
    --ease-base: 300ms cubic-bezier(.4,0,.2,1);
    --ease-smooth: 500ms cubic-bezier(.4,0,.2,1);

    /* Z-index layers */
    --z-header: 100;
    --z-carousel-indicators: 10;
    --z-bottom-bar: 200;
    --z-fab: 150;
}

/* ── 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);
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    padding-bottom: 44px; /* Space for bottom bar */
}

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

ul, ol {
    list-style: none;
}

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

button {
    font-family: var(--font);
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

/* ── Utility Classes ─────────────────────────────── */
.text-accent-red { color: var(--accent-red); }
.text-accent-green { color: var(--accent-green); }
.text-accent-purple { color: var(--accent-purple); }

/* ── HEADER ──────────────────────────────────────── */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    transition: background var(--ease-base);
}

.header-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 16px var(--container-pad);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.logo {
    font-size: 26px;
    font-weight: 900;
    letter-spacing: 2px;
    display: inline-flex;
    align-items: baseline;
    transition: opacity var(--ease-fast);
}

.logo:hover { opacity: 0.85; }

.logo-z {
    color: var(--accent-red);
}

.logo-dot {
    color: var(--accent-green);
    font-size: 32px;
    line-height: 0;
    margin-left: 1px;
}

/* Header Nav */
.header-nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-secondary);
    transition: color var(--ease-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-green);
    transition: width var(--ease-base);
}

.nav-link:hover {
    color: var(--text-primary);
}

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

/* Stock Badge */
.stock-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border: 1px solid var(--accent-red);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--accent-red);
    text-transform: uppercase;
    animation: badge-pulse 2.5s ease-in-out infinite;
}

.stock-icon {
    font-size: 14px;
}

@keyframes badge-pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(229, 9, 20, 0); }
    50% { opacity: 0.9; box-shadow: 0 0 20px 2px rgba(229, 9, 20, 0.15); }
}

/* ── HERO CAROUSEL ───────────────────────────────── */
#hero-carousel {
    position: relative;
    margin-top: 65px; /* Header height */
    height: 85vh;
    min-height: 560px;
    max-height: 800px;
    overflow: hidden;
    background: var(--bg-primary);
}

.carousel-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 100%;
}

/* Individual Slide */
.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: flex-end;
    padding: 0 var(--container-pad);
    padding-bottom: 80px;
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    pointer-events: none;
}

.carousel-slide.active {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

/* Slide Background Gradient */
.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.slide-bg::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 70%;
    height: 100%;
    background: radial-gradient(
        ellipse at 80% 40%,
        var(--slide-color-alpha, rgba(29, 185, 84, 0.12)) 0%,
        transparent 65%
    );
}

.slide-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to top,
        var(--bg-primary) 0%,
        transparent 40%
    );
}

/* Slide image holder */
.slide-image-area {
    position: absolute;
    top: 0;
    right: 0;
    width: 55%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.slide-image-area img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    mask-image: linear-gradient(to left, rgba(0,0,0,0.8) 0%, transparent 80%);
    -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,0.8) 0%, transparent 80%);
}

/* Slide Content */
.slide-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
}

.slide-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.slide-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    animation: dot-blink 2s ease-in-out infinite;
}

@keyframes dot-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.slide-title {
    font-size: clamp(48px, 7vw, 80px);
    font-weight: 900;
    line-height: 0.95;
    letter-spacing: -1px;
    margin-bottom: 20px;
}

.slide-title .title-colored {
    color: var(--slide-brand-color, var(--accent-green));
}

.slide-description {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 480px;
    margin-bottom: 32px;
}

/* Slide CTA Button */
.btn-slide-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--accent-green);
    color: var(--bg-primary);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: all var(--ease-base);
    text-decoration: none;
}

.btn-slide-cta:hover {
    background: #22d35e;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(29, 185, 84, 0.3);
}

.btn-slide-cta svg {
    width: 18px;
    height: 18px;
}

/* Carousel Indicators */
.carousel-indicators {
    position: absolute;
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: var(--z-carousel-indicators);
}

.carousel-dot {
    width: 3px;
    height: 24px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all var(--ease-base);
}

.carousel-dot.active {
    background: var(--accent-red);
    height: 32px;
    box-shadow: 0 0 10px rgba(229, 9, 20, 0.5);
}

.carousel-dot:hover:not(.active) {
    background: rgba(255, 255, 255, 0.4);
}

/* ── SECTION COMMON STYLES ──────────────────────── */
.section-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--section-gap) var(--container-pad);
}

.section-header {
    margin-bottom: 48px;
}

.section-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.5px;
    margin-bottom: 14px;
}

.section-subtitle {
    font-size: 15px;
    color: var(--text-secondary);
    max-width: 500px;
}

/* ── CATALOG FILTERS ─────────────────────────────── */
.catalog-filters {
    display: flex;
    gap: 8px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 22px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    transition: all var(--ease-base);
    white-space: nowrap;
}

.filter-btn:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
    background: var(--bg-surface);
}

.filter-btn.active {
    color: var(--accent-green);
    border-color: var(--accent-green);
    background: rgba(29, 185, 84, 0.08);
}

/* ── PRODUCT CARDS GRID ──────────────────────────── */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

/* Product Card */
.product-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--ease-base);
    opacity: 0;
    transform: translateY(20px);
}

.product-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.product-card.out-of-stock {
    opacity: 0.55;
}

.product-card.out-of-stock:hover {
    transform: none;
    box-shadow: none;
}

/* Card Accent Border */
.card-accent {
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    border-radius: 3px 0 0 3px;
}

/* Card Header */
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 22px 0;
}

.brand-name {
    font-size: 18px;
    font-weight: 900;
    font-style: italic;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.stock-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.stock-indicator.available {
    color: var(--accent-green);
}

.stock-indicator.unavailable {
    color: var(--text-tertiary);
}

.stock-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    display: inline-block;
}

.stock-dot.green {
    background: var(--accent-green);
    box-shadow: 0 0 6px rgba(29, 185, 84, 0.6);
}

.stock-dot.gray {
    background: var(--text-tertiary);
}

/* Card Image (from CMS) */
.card-image {
    width: 100%;
    height: 180px;
    overflow: hidden;
    position: relative;
    margin-top: 12px;
    flex-shrink: 0;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

/* Card Body */
.card-body {
    padding: 16px 22px 0;
    flex: 1;
}

.product-name {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 2px;
}

.product-type {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 14px;
}

/* Tags */
.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    background: var(--bg-surface);
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
}

.tag.highlight {
    background: rgba(229, 9, 20, 0.15);
    color: var(--accent-red);
    font-weight: 700;
}

/* Price */
.product-price {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 4px;
}

.price-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.price-value {
    font-size: 34px;
    font-weight: 900;
    letter-spacing: -1px;
    line-height: 1;
}

.price-note {
    font-size: 12px;
    color: var(--text-tertiary);
    font-style: italic;
    margin-bottom: 18px;
}

/* Promo Badge */
.promo-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 14px;
    background: rgba(229, 9, 20, 0.18);
    border: 1px solid rgba(229, 9, 20, 0.3);
    color: var(--accent-red);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.5px;
    border-radius: 6px;
    margin-bottom: 10px;
}

/* Card CTA */
.card-footer {
    padding: 0 22px 22px;
    margin-top: auto;
}

.btn-whatsapp-outline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 13px 20px;
    border: 1px solid var(--accent-green);
    border-radius: var(--radius-md);
    color: var(--accent-green);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    transition: all var(--ease-base);
    background: transparent;
}

.btn-whatsapp-outline svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.btn-whatsapp-outline:hover {
    background: var(--accent-green);
    color: var(--bg-primary);
    box-shadow: 0 4px 20px rgba(29, 185, 84, 0.3);
}

.btn-whatsapp-disabled {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 13px 20px;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    color: var(--text-tertiary);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: not-allowed;
}

/* ── NEWS SECTION ────────────────────────────────── */
.news-grid {
    display: grid;
    gap: 24px;
    max-width: 700px;
}

.news-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 28px 28px 24px;
    overflow: hidden;
    transition: all var(--ease-base);
    opacity: 0;
    transform: translateY(20px);
}

.news-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.news-card:hover {
    border-color: var(--border-hover);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

/* Top gradient border */
.news-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.news-card-inner {
    display: flex;
    gap: 20px;
}

.news-icon {
    font-size: 32px;
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-surface);
    border-radius: var(--radius-md);
}

.news-content {
    flex: 1;
}

.news-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    background: var(--accent-green);
    color: var(--bg-primary);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border-radius: 4px;
    margin-bottom: 12px;
}

.news-title {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 8px;
}

.news-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.news-description u {
    color: var(--text-primary);
    text-decoration-color: var(--accent-purple);
}

.btn-news-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    border: 1px solid var(--accent-green);
    border-radius: var(--radius-sm);
    color: var(--accent-green);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    transition: all var(--ease-base);
}

.btn-news-cta svg {
    width: 16px;
    height: 16px;
}

.btn-news-cta:hover {
    background: var(--accent-green);
    color: var(--bg-primary);
    box-shadow: 0 4px 20px rgba(29, 185, 84, 0.3);
}

/* ── FAQ SECTION ─────────────────────────────────── */
.faq-list {
    max-width: 800px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--ease-base);
    opacity: 0;
    transform: translateY(16px);
}

.faq-item.visible {
    opacity: 1;
    transform: translateY(0);
}

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

.faq-item.open {
    border-color: var(--border-subtle);
    background: var(--bg-surface);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 20px 24px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
    cursor: pointer;
    transition: color var(--ease-fast);
}

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

.faq-toggle {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 18px;
    color: var(--text-tertiary);
    transition: transform var(--ease-base), color var(--ease-base);
}

.faq-item.open .faq-toggle {
    transform: rotate(45deg);
    color: var(--accent-green);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(.4,0,.2,1), padding 0.4s cubic-bezier(.4,0,.2,1);
}

.faq-answer-inner {
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.faq-item.open .faq-answer {
    max-height: 300px;
}

/* ── FOOTER ──────────────────────────────────────── */
#main-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    margin-top: 20px;
}

.footer-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 60px var(--container-pad) 40px;
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 48px;
}


.footer-heading {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin-bottom: 20px;
}

.footer-brand .logo {
    margin-bottom: 16px;
    display: inline-flex;
}

.footer-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 300px;
}

/* Schedule */
.schedule-days {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 4px;
}

.dot-green {
    color: var(--accent-green);
    margin-right: 6px;
}

.schedule-hours {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.response-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--accent-green);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-green);
    font-style: italic;
}

/* Payment Methods */
.payment-methods {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.payment-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
}

/* ── BOTTOM BAR ──────────────────────────────────── */
.bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: var(--z-bottom-bar);
    background: linear-gradient(90deg,
        rgba(10, 10, 10, 0.98) 0%,
        rgba(30, 10, 10, 0.98) 50%,
        rgba(10, 10, 10, 0.98) 100%
    );
    border-top: 1px solid rgba(229, 9, 20, 0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.bottom-bar p {
    text-align: center;
    padding: 11px 20px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-secondary);
}

/* ── WHATSAPP FAB ────────────────────────────────── */
.whatsapp-fab {
    position: fixed;
    bottom: 64px;
    right: 28px;
    z-index: var(--z-fab);
    width: 60px;
    height: 60px;
    background: var(--whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow:
        0 4px 16px rgba(37, 211, 102, 0.35),
        0 0 0 0 rgba(37, 211, 102, 0.4);
    transition: all var(--ease-base);
    animation: fab-pulse 2.5s ease-in-out infinite;
}

.whatsapp-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
    animation: none;
}

.whatsapp-fab svg {
    width: 28px;
    height: 28px;
}

@keyframes fab-pulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35), 0 0 0 0 rgba(37, 211, 102, 0.3); }
    50% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35), 0 0 0 12px rgba(37, 211, 102, 0); }
}

/* ── SCROLL ANIMATIONS ───────────────────────────── */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── RESPONSIVE ──────────────────────────────────── */

/* Tablet */
@media (max-width: 1100px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    :root {
        --container-pad: 24px;
        --section-gap: 72px;
    }

    .header-nav {
        display: none;
    }

    #hero-carousel {
        height: 75vh;
        min-height: 480px;
    }

    .slide-title {
        font-size: clamp(38px, 9vw, 60px);
    }

    .carousel-indicators {
        right: 20px;
    }

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

/* Mobile */
@media (max-width: 640px) {
    :root {
        --container-pad: 18px;
        --section-gap: 56px;
    }

    .logo {
        font-size: 22px;
    }

    .stock-badge {
        padding: 6px 12px;
        font-size: 10px;
        letter-spacing: 1.5px;
    }

    #hero-carousel {
        height: 70vh;
        min-height: 420px;
    }

    .carousel-slide {
        padding-bottom: 60px;
    }

    .slide-badge {
        font-size: 10px;
        letter-spacing: 2px;
    }

    .slide-title {
        font-size: clamp(32px, 10vw, 48px);
    }

    .slide-description {
        font-size: 14px;
    }

    .btn-slide-cta {
        padding: 12px 22px;
        font-size: 12px;
    }

    .carousel-indicators {
        right: 14px;
    }

    .section-title {
        font-size: clamp(28px, 8vw, 40px);
    }

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

    .catalog-filters {
        gap: 6px;
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding-bottom: 4px;
    }

    .catalog-filters::-webkit-scrollbar {
        display: none;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 12px;
    }

    .card-header {
        padding: 16px 18px 0;
    }

    .card-body {
        padding: 12px 18px 0;
    }

    .card-footer {
        padding: 0 18px 18px;
    }

    .price-value {
        font-size: 28px;
    }

    .news-card {
        padding: 22px 20px 20px;
    }

    .news-card-inner {
        flex-direction: column;
        gap: 12px;
    }

    .faq-question {
        padding: 16px 18px;
        font-size: 14px;
    }

    .whatsapp-fab {
        width: 54px;
        height: 54px;
        bottom: 58px;
        right: 18px;
    }

    .whatsapp-fab svg {
        width: 24px;
        height: 24px;
    }

    .bottom-bar p {
        font-size: 10px;
        letter-spacing: 1.5px;
        padding: 10px 16px;
    }
}

/* Very small screens */
@media (max-width: 380px) {
    .slide-title {
        font-size: 28px;
    }

    .section-title {
        font-size: 26px;
    }
}