/* ============================= */
/* Global Styles & Reset */
/* ============================= */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #00a8ff;
    --secondary-color: #ff6b6b;
    --dark-color: #1a1a1a;
    --light-color: #f5f5f5;
    --text-color: #333;
    --border-radius: 12px;
    --transition: all 0.3s ease;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --gradient-primary: linear-gradient(135deg, #00a8ff 0%, #0088cc 100%);
    --gradient-call: linear-gradient(145deg, rgba(34, 197, 94, 0.84), rgba(22, 163, 74, 0.72));
    --gradient-mail: linear-gradient(145deg, rgba(251, 146, 60, 0.84), rgba(249, 115, 22, 0.72));
    --gradient-facebook: linear-gradient(145deg, #3b82f6, #2563eb);
    --gradient-tiktok: linear-gradient(145deg, #0b1220, #111827);
    --consult-bar-height: 82px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Be Vietnam Pro', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, #f0f0f0 0%, #e8e8e8 100%);
    overflow-x: hidden;
    display: flex;
    justify-content: center;
    min-height: 100vh;
    padding-bottom: calc(var(--consult-bar-height) + 14px);
}

button,
input,
textarea,
select,
a,
h1,
h2,
h3,
h4,
h5,
h6,
p,
li,
span {
    font-family: inherit;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f0f0f0 0%, #e8e8e8 100%);
    z-index: -1;
}

main {
    width: 100%;
    max-width: 500px;
    background: #fff;
    box-shadow: 0 0 60px rgba(0, 0, 0, 0.15);
}

@media (max-width: 480px) {
    main {
        max-width: 100%;
        box-shadow: none;
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================= */
/* Header Styles */
/* ============================= */

.header {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 500px;
    z-index: 40;
    background: rgba(173, 216, 230, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: none;
    transition: box-shadow 0.3s ease;
}

@media (max-width: 480px) {
    .header {
        max-width: 100%;
    }
}

.header.is-scrolled {
    box-shadow: var(--box-shadow);
}

.header__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 74px 1fr 74px;
    column-gap: 10px;
    align-items: center;
    height: 58px;
}

.header__logo {
    width: 74px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    background: transparent;
}

.header__slogan {
    font-size: 1rem;
    font-weight: 700;
    color: #0c4a6e;
    line-height: 1.2;
    margin: 0;
    text-align: center;
    justify-self: center;
    max-width: 290px;
}

.header__spacer {
    width: 74px;
    height: 1px;
}

.header__logo h1 {
    font-size: 1.8rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo__img {
    height: 44px;
    width: auto;
    object-fit: contain;
    background: transparent;
    mix-blend-mode: multiply;
    transition: transform 0.3s ease;
}

.logo__img:hover {
    transform: scale(1.05);
}

.header__nav {
    display: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    position: relative;
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    height: 2px;
    width: 100%;
    bottom: -5px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

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

.nav-link:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ============================= */
/* Floating Action Buttons */
/* ============================= */

.floating-actions {
    position: fixed;
    right: 20px;
    bottom: calc(var(--consult-bar-height) + 20px);
    z-index: 45;
    display: flex;
    flex-direction: column;
    gap: 15px;
}
@media (min-width: 540px) {
    .floating-actions {
        right: calc(50vw - 260px);
    }
}
.floating-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    color: white;
    text-decoration: none;
    position: relative;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(8px);
    animation: floating-btn-idle 3.8s ease-in-out infinite;
}

.floating-btn:hover {
    transform: translateY(-3px) scale(1.1);
}

.floating-btn__icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.floating-btn__label {
    position: absolute;
    right: 70px;
    white-space: nowrap;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.floating-btn:hover .floating-btn__label {
    opacity: 1;
}

.floating-btn-call {
    background: var(--gradient-call);
    animation-delay: 0s;
}

.floating-btn-mail {
    background: var(--gradient-mail);
    animation-delay: 0.2s;
}

.floating-btn-facebook {
    background: var(--gradient-facebook);
    animation-delay: 0.4s;
}

.floating-btn-tiktok {
    background: linear-gradient(135deg, #25F4EE 0%, #FF006E 100%);
    animation-delay: 0.4s;
    box-shadow: 0 4px 20px rgba(255, 0, 110, 0.3);
}

.floating-btn-tiktok:hover {
    box-shadow: 0 6px 30px rgba(255, 0, 110, 0.5);
}

.floating-btn-tiktok .floating-btn__icon {
    color: white;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.consult-fixed-bar {
    position: fixed;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 100%;
    max-width: 500px;
    z-index: 60;
    padding: 8px 10px calc(12px + env(safe-area-inset-bottom));
    background: transparent;
    backdrop-filter: none;
    box-shadow: none;
}

.consult-fixed-bar__btn {
    display: block;
    width: 100%;
    height: 52px;
    line-height: 52px;
    text-align: center;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: 0.3px;
    color: #fff;
    border-radius: 16px;
    background: linear-gradient(135deg, #08b8ff 0%, #1570f6 55%, #0b4fd5 100%);
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 12px 24px rgba(8, 73, 184, 0.42);
    transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
}

.consult-fixed-bar__btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 26px rgba(8, 73, 184, 0.52);
    filter: saturate(1.1);
}

.consult-fixed-bar__btn:active {
    transform: translateY(0);
}

@keyframes floating-btn-idle {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

/* ============================= */
/* Hero Section with Slider */
/* ============================= */

.hero {
    margin-top: 78px;
    height: auto;
    background: transparent;
    overflow: visible;
}

.slider-container {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.slider {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.slide {
    position: relative;
    width: 100%;
    display: none;
}

.slide-active {
    display: block;
}

.slide img {
    width: 100%;
    height: auto;
    object-fit: contain;
    object-position: center;
    display: block;
}

.slide__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    padding: 60px 40px 40px;
    text-align: left;
}

.slide__overlay h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    animation: slideInUp 0.8s ease;
}

.slide__overlay p {
    font-size: 1.2rem;
    animation: slideInUp 0.8s ease 0.1s backwards;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Slider Controls */
.slider__btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 50px;
    height: 50px;
    border: none;
    background: rgba(80, 80, 80, 0.7);
    color: white;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    backdrop-filter: blur(4px);
}

.slider__btn:hover {
    background: rgba(50, 50, 50, 0.9);
    transform: translateY(-50%) scale(1.1);
}

.slider__btn svg {
    width: 24px;
    height: 24px;
}

.slider__btn--prev {
    left: 20px;
}

.slider__btn--next {
    right: 20px;
}

/* Slider Dots */
.slider__dots {
    position: relative;
    z-index: 3;
    display: flex;
    gap: 8px;
    flex-wrap: nowrap;
    justify-content: flex-start;
    width: 100%;
    overflow-x: auto;
    padding: 0 2px 0;
    scroll-behavior: smooth;
    margin-top: 0;
    scrollbar-width: none;
}

.slider__dots::-webkit-scrollbar {
    display: none;
}

.slider__dot {
    width: 58px;
    height: 58px;
    border-radius: 10px;
    border: 2px solid rgba(179, 213, 230, 0.95);
    background: #eaf5fb;
    cursor: pointer;
    transition: var(--transition);
    flex: 0 0 auto;
    overflow: hidden;
    padding: 0;
}

.slider__dot--active {
    border-color: #1e90ff;
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(30, 144, 255, 0.28);
}

.slider__dot:hover {
    border-color: #61b5ef;
}

.slider__dot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ============================= */
/* Video Gallery Section */
/* ============================= */

.video-gallery {
    padding: 5px 0 20px 0;
    background: white;
}

.container-video {
    max-width: 500px;
    margin: 0 auto;
    padding: 0 20px;
}

.price-label-section {
    margin: 18px 0 25px 0;
    padding: 0;
}

.price-display {
    display: flex;
    align-items: baseline;
    gap: 15px;
    margin-bottom: 12px;
}

.price-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.price-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: #000;
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.12), rgba(0, 168, 255, 0.12));
    padding: 12px 24px;
    border-radius: 16px;
    border: 2px solid rgba(0, 168, 255, 0.3);
    letter-spacing: 1px;
}

.shipping-badges {
    display: flex;
    flex-direction: row;
    gap: 12px;
    margin-bottom: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.badge-stock,
.shipping-time {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-size: 0.95rem;
    font-weight: 700;
    width: fit-content;
    padding: 10px 16px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    letter-spacing: 0.1px;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.14);
}

.badge-stock {
    color: #fff;
    background: linear-gradient(135deg, #1fbe64, #179955);
}

.shipping-time {
    color: #fff;
    background: linear-gradient(135deg, #ff6f61, #ff4d4f);
}

.badge-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.32);
    flex-shrink: 0;
    font-size: 0.85rem;
}

.badge-icon svg {
    width: 14px;
    height: 14px;
}

.badge-flag {
    margin-left: 5px;
    font-size: 0.95rem;
    line-height: 1;
}

.shipping-note {
    font-size: 0.8rem;
    color: #777;
    margin: 0;
    padding: 0;
    line-height: 1.5;
    font-weight: 500;
}

.video-slider-wrapper {
    position: relative;
    margin-top: 5px;
}

.video-slider-container {
    position: relative;
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
    aspect-ratio: 9 / 16;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-track {
    display: flex;
    gap: 0;
    transition: transform 0.6s ease;
    height: 100%;
}

.video-item {
    flex: 0 0 100%;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
}

.video-thumbnail {
    width: 100%;
    height: 100%;
    background: #000;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.video-thumbnail video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Video Controls */
.video-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 48px;
    height: 48px;
    border: none;
    background: rgba(0, 0, 0, 0.35);
    color: rgba(0, 0, 0, 0.95);
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.25s ease, transform 0.25s ease;
}

.video-btn:hover {
    background: rgba(0, 0, 0, 0.55);
    transform: translateY(-50%) scale(1.1);
}

.video-btn svg {
    width: 28px;
    height: 28px;
    stroke: #ffffff;
    stroke-width: 3;
}

.video-btn--prev {
    left: 10px;
}

.video-btn--next {
    right: 10px;
}

/* Video Dots */
.video-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: none;
    gap: 8px;
    justify-content: center;
}

.video-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid white;
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
}

.video-dot--active {
    background: white;
    transform: scale(1.3);
}

.video-dot:hover {
    background: rgba(255, 255, 255, 0.7);
}

/* Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    animation: revealAnim 0.8s ease forwards;
}

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

.reveal:nth-child(1) {
    animation-delay: 0.1s;
}

.reveal:nth-child(2) {
    animation-delay: 0.2s;
}

.reveal:nth-child(3) {
    animation-delay: 0.3s;
}

.reveal:nth-child(4) {
    animation-delay: 0.4s;
}

/* ============================= */
/* Product Info Section */
/* ============================= */

.product-info {
    padding: 10px 0 18px 0;
    background: white;
}

.product-info .section-title {
    text-align: left;
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark-color);
    line-height: 1.4;
}

.feature-highlights {
    margin-top: 8px;
    padding: 16px;
    border-radius: 14px;
    background: #f8fcff;
    border: 1px solid rgba(0, 168, 255, 0.16);
}

.feature-highlights__title {
    font-size: 1.25rem;
    font-weight: 800;
    color: #0f172a;
    margin-top: 14px;
    margin-bottom: 10px;
}

.feature-item {
    padding: 12px 0;
    border-bottom: 1px dashed rgba(148, 163, 184, 0.5);
}

.feature-item:last-of-type {
    border-bottom: none;
}

.feature-item__heading {
    font-size: 1rem;
    font-weight: 800;
    color: #111827;
    margin-bottom: 8px;
    line-height: 1.45;
}

.feature-item__list {
    margin: 0;
    padding-left: 18px;
    color: #4b5563;
}

.feature-item__list li {
    margin-bottom: 6px;
    line-height: 1.6;
}

.feature-item__list li:last-child {
    margin-bottom: 0;
}

.feature-note {
    margin-top: 10px;
    font-size: 0.9rem;
    color: #6b7280;
    font-style: italic;
}

/* ============================= */
/* Product Description Section */
/* ============================= */

.product-desc-section {
    padding: 20px 0 12px;
    background: #f9f9f9;
}

.product-desc-section .section-title {
    text-align: left;
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.product-desc-gallery {
    position: relative;
}

.desc-images-wrapper {
    width: 100%;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.desc-images-container {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-height: calc(2 * 400px);
    overflow: hidden;
    transition: max-height 0.6s ease;
}

.desc-images-container.expanded {
    max-height: none;
}

.desc-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.desc-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 25px;
}

.btn-expand,
.btn-collapse {
    padding: 12px 40px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-expand:hover,
.btn-collapse:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

/* ============================= */
/* Color Section */
/* ============================= */

.color-selector {
    margin-top: 15px;
    padding-top: 12px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.color-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.color-gallery {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: flex-start;
}

.color-item {
    flex: 0 0 auto;
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s ease;
}

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

.color-thumbnail {
    width: 120px;
    height: 120px;
    aspect-ratio: 1/1;
    object-fit: cover;
    border-radius: 8px;
    border: 2px solid rgba(0, 168, 255, 0.2);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    display: block;
    margin: 0 auto;
}

.color-item:hover .color-thumbnail {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(0, 168, 255, 0.25);
}

.color-label {
    margin-top: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-color);
}

/* ============================= */
/* Lightbox Modal */
/* ============================= */

.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
    backdrop-filter: blur(3px);
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

#lightboxImage {
    width: 100%;
    height: auto;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 8px;
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid white;
    color: white;
    font-size: 28px;
    font-weight: 300;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: rotate(90deg);
}

/* ============================= */
/* Customer Reviews Section */
/* ============================= */

.customer-reviews {
    padding: 16px 0 52px;
    background: #fff;
}

.review-slider {
    margin-top: 40px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.review-slider__viewport {
    width: min(100%, 420px);
    overflow: hidden;
    border-radius: 18px;
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.14);
}

.review-slider__image {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
}

.review-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: transparent;
    color: #7a7a7a;
    font-size: 30px;
    font-weight: 900;
    line-height: 1;
    cursor: pointer;
    z-index: 2;
    text-shadow: 0 1px 8px rgba(255, 255, 255, 0.9);
    transition: transform 0.25s ease, color 0.25s ease;
}

.review-nav--prev {
    left: 10px;
}

.review-nav--next {
    right: 10px;
}

.review-nav:hover {
    color: #5f5f5f;
    transform: translateY(-50%) scale(1.05);
}

/* ============================= */
/* Footer */
/* ============================= */

.footer {
    background: linear-gradient(165deg, #bfe7f7 0%, #9ed3ea 55%, #8ec7e2 100%);
    color: #0f172a;
    padding: 28px 14px 36px;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.85);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
    position: relative;
    overflow: hidden;
}

.footer .container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 18px 16px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(3px);
    box-shadow: 0 10px 26px rgba(11, 76, 122, 0.16);
}

.footer__copyright {
    font-size: 1.08rem;
    font-weight: 800;
    margin: 0;
    color: #0b2742;
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.35);
}

.footer__tagline {
    font-size: 1.03rem;
    font-weight: 700;
    margin: 0;
    color: #163451;
    max-width: 450px;
    line-height: 1.5;
}

/* ============================= */
/* Responsive Design */
/* ============================= */

@media (max-width: 768px) {
    .header__nav {
        gap: 15px;
    }

    .header__logo h1 {
        font-size: 1.3rem;
    }

    .header__slogan {
        font-size: 0.86rem;
        max-width: 220px;
    }

    .logo__img {
        height: 40px;
    }

    .hero {
        margin-top: 72px;
        height: auto;
    }

    .slide__overlay h2 {
        font-size: 1.8rem;
    }

    .slide__overlay p {
        font-size: 1rem;
    }

    .slider__btn {
        width: 40px;
        height: 40px;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .feature-highlights {
        padding: 14px;
    }

    .feature-highlights__title {
        font-size: 1.15rem;
    }

    .feature-item__heading {
        font-size: 0.95rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

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

    .reviews {
        padding: 50px 0;
    }

    .review-card {
        flex: 0 0 100%;
    }

    .review-slider__viewport {
        width: min(100%, 360px);
    }

    .footer .container {
        gap: 6px;
    }

    .floating-actions {
        gap: 10px;
    }

    .floating-btn {
        width: 50px;
        height: 50px;
    }

    .floating-btn__icon {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 480px) {
    .header__container {
        height: 56px;
    }

    .header__nav {
        display: none;
    }

    .header__container {
        grid-template-columns: 66px 1fr 66px;
        column-gap: 8px;
        padding: 0 10px;
    }

    .header__slogan {
        font-size: 0.8rem;
        font-weight: 700;
        max-width: 210px;
    }

    .header__spacer {
        width: 66px;
    }

    .logo__img {
        height: 38px;
    }

    .hero {
        height: auto;
        margin-top: 62px;
    }

    .container-video {
        padding: 0;
    }

    .video-slider-container {
        max-width: 100%;
        border-radius: 0;
    }

    .video-thumbnail {
        border-radius: 0;
    }

    .slider-container {
        gap: 0;
    }

    .slider__dot {
        width: 52px;
        height: 52px;
        border-radius: 8px;
    }

    .slide__overlay {
        padding: 30px 20px 20px;
    }

    .slide__overlay h2 {
        font-size: 1.3rem;
    }

    .gallery-card__image {
        height: 200px;
    }

    .review-card {
        padding: 20px;
    }

    .reviews-carousel__track {
        gap: 15px;
    }

    .floating-actions {
        right: 10px;
        bottom: calc(var(--consult-bar-height) + 12px);
        gap: 8px;
    }

    .customer-reviews .container {
        padding-left: 0;
        padding-right: 0;
    }

    .customer-reviews .section-title,
    .customer-reviews .section-subtitle {
        padding-left: 16px;
        padding-right: 16px;
    }

    .review-slider__viewport {
        width: 100%;
        border-radius: 0;
    }

    .review-nav {
        font-size: 24px;
        text-shadow: 0 1px 8px rgba(255, 255, 255, 0.9);
    }

    .review-nav--prev {
        left: 8px;
    }

    .review-nav--next {
        right: 8px;
    }

    .feature-highlights {
        margin-top: 10px;
        padding: 12px;
        border-radius: 12px;
    }

    .feature-highlights__title {
        font-size: 1.05rem;
        margin-bottom: 8px;
    }

    .feature-item {
        padding: 10px 0;
    }

    .feature-item__heading {
        font-size: 0.9rem;
        margin-bottom: 6px;
    }

    .feature-item__list {
        padding-left: 16px;
    }

    .feature-item__list li {
        font-size: 0.9rem;
        line-height: 1.5;
    }

    .feature-note {
        font-size: 0.82rem;
    }

    .footer {
        padding: 20px 10px 28px;
    }

    .footer__copyright {
        font-size: 0.96rem;
    }

    .footer__tagline {
        font-size: 0.88rem;
        line-height: 1.4;
        padding: 0 6px;
    }

    .price-display {
        flex-direction: column;
        gap: 8px;
        margin-bottom: 10px;
    }

    .price-value {
        font-size: 1.4rem;
        padding: 8px 16px;
    }

    .price-label {
        font-size: 0.85rem;
    }

    .shipping-badges {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 8px;
    }

    .badge-stock,
    .shipping-time {
        font-size: 0.84rem;
        padding: 8px 12px;
    }

    .badge-icon {
        width: 18px;
        height: 18px;
    }

    .badge-icon svg {
        width: 12px;
        height: 12px;
    }

    .shipping-note {
        font-size: 0.8rem;
    }

    .color-gallery {
        gap: 12px;
    }
    .color-item {
        flex: 0 0 auto;
    }

    .color-thumbnail {
        width: 100px;
        height: 100px;
        aspect-ratio: 1/1;
    }

    .color-label {
        font-size: 0.9rem;
        margin-top: 8px;
    }

    .color-title {
        font-size: 0.9rem;
        margin-bottom: 8px;
    }

    .lightbox-close {
        top: -30px;
        width: 35px;
        height: 35px;
        font-size: 24px;
    }

    #lightboxImage {
        max-height: 80vh;
    }
}