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

:root {
    --black: #000000;
    --white: #ffffff;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #cccccc;
    --gray-400: #999999;
    --gray-500: #666666;
    --gray-600: #444444;
    --gray-700: #333333;
    --gray-800: #222222;
    --gray-900: #111111;

    --text: var(--black);
    --text-light: var(--gray-500);
    --text-muted: var(--gray-400);
    --bg: var(--white);
    --bg-alt: var(--gray-100);
    --bg-dark: var(--black);
    --border: var(--gray-200);

    --radius: 0;
    --radius-sm: 0;
    --shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.1);

    --nav-height: 64px;
    --max-width: 1100px;

    --font-sans: "PingFang SC", "Noto Sans SC", -apple-system, BlinkMacSystemFont,
                 "Segoe UI", "Microsoft YaHei", sans-serif;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--text);
    line-height: 1.7;
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Typography ===== */
h1, h2, h3, h4 {
    font-weight: 300;
    letter-spacing: 0.04em;
}

/* ===== Navbar ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: var(--bg);
    border-bottom: 1px solid transparent;
    z-index: 1000;
    transition: border-color 0.3s ease;
}

.navbar.scrolled {
    border-bottom-color: var(--border);
    box-shadow: none;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo img {
    display: block;
    border-radius: 5px;
}

.logo-tagline {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--text-light);
    border-left: 1px solid var(--gray-300);
    padding-left: 14px;
    line-height: 1;
    letter-spacing: 0.06em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links a {
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--text-light);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--black);
    transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--black);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--black);
    transition: transform 0.3s ease;
}

.mobile-toggle.active span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--nav-height);
    background: var(--bg);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 50% at 50% 30%, rgba(0, 0, 0, 0.03) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 100px 0;
    max-width: 700px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 200;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: 0.06em;
    color: var(--black);
}

.hero-title .highlight {
    font-weight: 400;
}

.hero-subtitle {
    font-size: clamp(0.95rem, 1.5vw, 1.1rem);
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 48px;
    letter-spacing: 0.02em;
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 80px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 40px;
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    border: none;
    cursor: pointer;
    transition: all 0.4s ease;
    font-family: inherit;
    text-transform: uppercase;
}

.btn-primary {
    background: var(--black);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--gray-800);
}

.btn-secondary {
    background: transparent;
    color: var(--black);
    border: 1px solid var(--black);
}

.btn-secondary:hover {
    background: var(--black);
    color: var(--white);
}

/* ===== Section Shared ===== */
section {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 300;
    margin-bottom: 16px;
    letter-spacing: 0.08em;
}

.section-header p {
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 300;
    letter-spacing: 0.04em;
}

/* ===== Business Overview ===== */
.business-overview {
    background: var(--bg-alt);
    padding: 120px 0;
}

.biz-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    max-width: 900px;
    margin: 0 auto;
    background: var(--border);
    border: 1px solid var(--border);
}

.biz-card {
    position: relative;
    background: var(--bg);
    cursor: pointer;
    transition: all 0.4s ease;
    padding: 0;
}

.biz-card:hover {
    background: var(--black);
}

.biz-card-content {
    padding: 60px 44px;
    text-align: center;
}

.biz-card-content h3 {
    font-size: 1.4rem;
    font-weight: 300;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
    transition: color 0.4s ease;
}

.biz-card-content p {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.8;
    letter-spacing: 0.03em;
    margin-bottom: 24px;
    transition: color 0.4s ease;
}

.biz-card:hover .biz-card-content h3,
.biz-card:hover .biz-card-content p {
    color: var(--white);
}

.biz-link {
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--black);
    transition: color 0.4s ease;
    border-bottom: 1px solid var(--black);
    padding-bottom: 2px;
}

.biz-card:hover .biz-link {
    color: var(--white);
    border-bottom-color: var(--white);
}

/* ===== Biz Sections ===== */
.biz-section {
    padding: 0 0 100px;
}

.biz-section-header {
    padding: 80px 0 60px;
    margin-bottom: 60px;
    text-align: center;
    background: var(--black);
    color: var(--white);
}

.biz-section-header h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 200;
    letter-spacing: 0.12em;
    margin-bottom: 12px;
}

.biz-section-header p {
    font-size: 0.85rem;
    font-weight: 300;
    letter-spacing: 0.06em;
    opacity: 0.6;
}

.biz-subsection {
    margin-top: 80px;
}

.subsection-header {
    text-align: center;
    margin-bottom: 48px;
}

.subsection-header h3 {
    font-size: 1.3rem;
    font-weight: 300;
    letter-spacing: 0.08em;
    margin-bottom: 10px;
}

.subsection-header p {
    color: var(--text-light);
    font-size: 0.85rem;
    font-weight: 300;
    letter-spacing: 0.04em;
}

/* ===== Features Grid ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2px;
    background: var(--border);
    border: 1px solid var(--border);
}

.feature-card {
    background: var(--bg);
    padding: 44px 36px;
    transition: all 0.4s ease;
    cursor: default;
}

.feature-card:hover {
    background: var(--black);
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    margin-bottom: 14px;
    transition: color 0.4s ease;
}

.feature-card p {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.8;
    font-weight: 300;
    letter-spacing: 0.02em;
    transition: color 0.4s ease;
}

.feature-card:hover h3,
.feature-card:hover p {
    color: var(--white);
}

/* ===== Gallery ===== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.gallery-card {
    background: var(--bg);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all 0.4s ease;
}

.gallery-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--gray-400);
}

.gallery-img-placeholder {
    aspect-ratio: 3 / 4;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-alt);
    color: var(--text-muted);
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    font-weight: 300;
}

.gallery-card:hover .gallery-img-placeholder {
    background: var(--gray-900);
    color: var(--gray-400);
}

.gallery-img {
    width: 100%;
    display: block;
}

.gallery-info {
    padding: 24px 28px;
    border-top: 1px solid var(--border);
}

.gallery-info h3 {
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    margin-bottom: 6px;
}

.gallery-info p {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 300;
    letter-spacing: 0.03em;
}

.gallery-footer {
    text-align: center;
    margin-top: 48px;
}

.gallery-footer p {
    font-size: 0.85rem;
    color: var(--text-light);
    letter-spacing: 0.03em;
}

.gallery-footer a {
    color: var(--black);
    font-weight: 400;
    border-bottom: 1px solid var(--black);
    padding-bottom: 1px;
}

.gallery-footer a:hover {
    color: var(--gray-500);
    border-bottom-color: var(--gray-500);
}

/* ===== Order Query ===== */
.order-wrapper {
    max-width: 520px;
    margin: 0 auto;
}

.order-form {
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 44px 40px;
}

.order-input-group {
    display: flex;
    gap: 12px;
}

.order-input-group input {
    flex: 1;
    padding: 14px 18px;
    font-size: 1rem;
    font-family: inherit;
    border: 1px solid var(--border);
    outline: none;
    transition: border-color 0.3s ease;
    letter-spacing: 2px;
    font-weight: 300;
}

.order-input-group input:focus {
    border-color: var(--black);
}

.order-input-group .btn {
    padding: 14px 32px;
    white-space: nowrap;
}

.order-hint {
    margin-top: 16px;
    font-size: 0.75rem;
    color: var(--text-light);
    text-align: center;
    letter-spacing: 0.03em;
}

.order-hint a {
    color: var(--black);
}

.order-result {
    margin-top: 2px;
    border: 1px solid var(--border);
    padding: 28px 32px;
}

.order-result-content {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.order-result-text h4 {
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    margin-bottom: 8px;
}

.order-result-text p {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 4px;
    font-weight: 300;
}

.order-status {
    display: inline-block;
    margin-top: 10px;
    padding: 4px 16px;
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.order-status.shipping {
    background: var(--gray-100);
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.order-status.delivered {
    background: var(--gray-900);
    color: var(--white);
}

.order-status.processing {
    background: var(--bg-alt);
    color: var(--gray-600);
    border: 1px solid var(--gray-300);
}

.order-error {
    text-align: center;
    padding: 24px;
}

.order-error p {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 300;
}

/* ===== Toy Showcase ===== */
.toy-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.toy-showcase-card {
    background: var(--bg);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all 0.4s ease;
}

.toy-showcase-card:hover {
    background: var(--black);
}

.toy-placeholder {
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-alt);
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 300;
    letter-spacing: 0.06em;
}

.toy-showcase-card:hover .toy-placeholder {
    background: var(--gray-900);
    color: var(--gray-400);
}

.toy-info {
    padding: 24px 28px;
    border-top: 1px solid var(--border);
}

.toy-info h4 {
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    margin-bottom: 8px;
    transition: color 0.4s ease;
}

.toy-info p {
    font-size: 0.8rem;
    color: var(--text-light);
    line-height: 1.7;
    font-weight: 300;
    letter-spacing: 0.02em;
    transition: color 0.4s ease;
}

.toy-showcase-card:hover .toy-info h4,
.toy-showcase-card:hover .toy-info p {
    color: var(--white);
}

/* ===== Tech Grid ===== */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2px;
    background: var(--border);
    border: 1px solid var(--border);
}

.tech-item {
    background: var(--bg);
    padding: 44px 32px;
    text-align: center;
    transition: all 0.4s ease;
}

.tech-item:hover {
    background: var(--black);
}

.tech-item h4 {
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
    transition: color 0.4s ease;
}

.tech-item p {
    font-size: 0.8rem;
    color: var(--text-light);
    line-height: 1.7;
    font-weight: 300;
    letter-spacing: 0.02em;
    transition: color 0.4s ease;
}

.tech-item:hover h4,
.tech-item:hover p {
    color: var(--white);
}

/* ===== FAQ ===== */
.faq {
    background: var(--bg-alt);
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.faq-item {
    background: var(--bg);
    border: 1px solid var(--border);
    transition: border-color 0.3s ease;
}

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

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 22px 28px;
    background: none;
    border: none;
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    font-family: inherit;
    color: var(--text);
    cursor: pointer;
    text-align: left;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: var(--bg-alt);
}

.faq-arrow {
    font-size: 0.7rem;
    color: var(--text-light);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-item.active .faq-arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    padding: 0 28px;
    color: var(--text-light);
    font-size: 0.85rem;
    font-weight: 300;
    line-height: 1.8;
    letter-spacing: 0.02em;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 0 28px 24px;
}

/* ===== About ===== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 24px;
    line-height: 1.9;
    font-weight: 300;
    letter-spacing: 0.02em;
}

.about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 28px;
}

.tag {
    display: inline-block;
    padding: 6px 18px;
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    border: 1px solid var(--border);
    color: var(--text-light);
    background: transparent;
}

/* About Illustration (subtle) */
.about-illustration {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    max-width: 320px;
    margin: 0 auto;
}

.il-node {
    position: absolute;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gray-200);
    animation: pulse 3s ease-in-out infinite;
}

.il-node-1 { top: 10%; left: 50%; transform: translateX(-50%); animation-delay: 0s; }
.il-node-2 { bottom: 15%; left: 10%; animation-delay: 1s; }
.il-node-3 { bottom: 15%; right: 10%; animation-delay: 2s; }

.il-line {
    position: absolute;
    background: var(--gray-200);
}

.il-line-1 {
    top: calc(10% + 40px);
    left: 50%;
    width: 1px;
    height: calc(75% - 40px - 40px);
    transform: translateX(-50%);
}

.il-line-2 {
    bottom: calc(15% + 20px);
    left: calc(10% + 20px);
    width: calc(80% - 40px);
    height: 1px;
}

.il-line-3 {
    bottom: calc(15% + 20px);
    right: calc(10% + 20px);
    width: calc(80% - 40px);
    height: 1px;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* ===== Contact ===== */
.contact {
    background: var(--black);
    color: var(--white);
}

.contact .section-header h2 {
    color: var(--white);
}

.contact .section-header p {
    color: var(--gray-400);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 64px;
}

.contact-form {
    padding: 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    background: var(--gray-700);
    border: 1px solid var(--gray-700);
}

.form-group {
    margin-bottom: 0;
}

.form-group label {
    display: none;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    font-size: 0.85rem;
    font-family: inherit;
    font-weight: 300;
    letter-spacing: 0.03em;
    border: none;
    background: var(--gray-900);
    color: var(--white);
    outline: none;
    transition: background 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-500);
}

.form-group input:focus,
.form-group textarea:focus {
    background: var(--black);
}

.form-row + .form-group input,
.form-row + .form-group textarea {
    border: 1px solid var(--gray-700);
    border-top: none;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    border: 1px solid var(--gray-700);
    border-top: none;
}

.btn-submit {
    width: 100%;
    margin-top: 2px;
    background: var(--white);
    color: var(--black);
    border: none;
}

.btn-submit:hover {
    background: var(--gray-200);
    color: var(--black);
}

.btn-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
    justify-content: center;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-item h4 {
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 4px;
}

.info-item p {
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--white);
    letter-spacing: 0.03em;
}

/* ===== Footer ===== */
.footer {
    background: var(--black);
    color: var(--gray-400);
    border-top: 1px solid var(--gray-800);
    padding: 64px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 64px;
    padding-bottom: 48px;
}

.footer-brand p {
    margin-top: 14px;
    font-size: 0.8rem;
    font-weight: 300;
    color: var(--gray-500);
    letter-spacing: 0.04em;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.footer-col h4 {
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 20px;
}

.footer-col a {
    display: block;
    font-size: 0.8rem;
    font-weight: 300;
    color: var(--gray-500);
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.7rem;
    font-weight: 300;
    color: var(--gray-600);
    letter-spacing: 0.04em;
}

/* ===== Toast ===== */
.toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(80px);
    background: var(--black);
    color: var(--white);
    padding: 16px 32px;
    font-size: 0.8rem;
    font-weight: 300;
    letter-spacing: 0.04em;
    opacity: 0;
    transition: all 0.4s ease;
    z-index: 9999;
    pointer-events: none;
    border: 1px solid var(--gray-700);
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--bg);
        flex-direction: column;
        gap: 0;
        padding: 16px 24px;
        transform: translateY(-120%);
        opacity: 0;
        transition: all 0.4s ease;
        border-bottom: 1px solid var(--border);
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-links a {
        display: block;
        padding: 14px 0;
        border-bottom: 1px solid var(--border);
    }

    .nav-links a:last-child {
        border-bottom: none;
    }

    .biz-cards {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 48px;
    }

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

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

    .footer-links {
        grid-template-columns: 1fr 1fr;
    }

    section {
        padding: 80px 0;
    }

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

    .biz-section-header {
        padding: 60px 0 48px;
    }

    .order-input-group {
        flex-direction: column;
    }

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

    .toy-showcase {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .biz-card-content {
        padding: 40px 28px;
    }

    .feature-card {
        padding: 32px 24px;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}