/* ===== 博云智能影音 - 深色科技风重构 ===== */
:root {
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --accent: #f59e0b;
    --accent-light: #fbbf24;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --dark-lighter: #334155;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --white: #ffffff;
    --white-muted: rgba(255, 255, 255, 0.9);
    
    --font-serif: 'Noto Serif SC', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== 基础样式 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--dark);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== 导航 ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(37, 99, 235, 0.2);
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(15, 23, 42, 0.98);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 48px;
    width: auto;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--white);
    letter-spacing: 2px;
}

.logo-sub {
    font-size: 0.65rem;
    color: var(--primary-light);
    letter-spacing: 3px;
    font-weight: 500;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    color: var(--gray-light);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 400;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

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

.nav-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--primary);
    border-radius: 6px;
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.nav-phone:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
    padding: 10px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: var(--transition);
}

/* ===== Hero区域 ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 140px 24px 80px;
    overflow: hidden;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(37,99,235,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
    padding: 8px 20px;
    background: rgba(37, 99, 235, 0.2);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--primary-light);
    letter-spacing: 2px;
}

.hero-title {
    margin-bottom: 24px;
}

.title-large-main {
    display: block;
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    background: linear-gradient(135deg, #fff 0%, #60a5fa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
    line-height: 1.2;
}

.title-small-sub {
    display: block;
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: var(--gray-light);
    font-weight: 300;
    letter-spacing: 4px;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--gray-light);
    margin-bottom: 48px;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    margin-bottom: 48px;
}

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

.stat-num {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1;
}

.stat-unit {
    font-size: 1.5rem;
    color: var(--primary-light);
    margin-left: 4px;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--gray);
    margin-top: 8px;
    letter-spacing: 2px;
}

.stat-divider {
    width: 1px;
    height: 60px;
    background: rgba(37, 99, 235, 0.3);
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 10px 30px -10px rgba(37, 99, 235, 0.5);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 20px 40px -10px rgba(37, 99, 235, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

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

.scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--gray);
    font-size: 0.85rem;
    letter-spacing: 2px;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--primary), transparent);
    animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.2); }
}

@keyframes numberPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); color: var(--primary-light); }
    100% { transform: scale(1); }
}

/* ===== 通用区域样式 ===== */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: 4px;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--white);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray);
}

/* ===== 品牌故事 ===== */
.about {
    background: var(--dark-light);
}

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

.about-content h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    margin-bottom: 24px;
    color: var(--white);
}

.about-content p {
    color: var(--gray-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.feature {
    text-align: center;
    padding: 24px;
    background: var(--dark);
    border-radius: 12px;
    border: 1px solid rgba(37, 99, 235, 0.1);
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-5px);
    border-color: rgba(37, 99, 235, 0.3);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.feature h4 {
    font-size: 1rem;
    margin-bottom: 8px;
    color: var(--white);
}

.feature p {
    font-size: 0.85rem;
    color: var(--gray);
    margin: 0;
}

.about-image {
    position: relative;
}

.about-image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed rgba(37, 99, 235, 0.3);
}

.about-image-placeholder span {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--primary-light);
    letter-spacing: 4px;
}

/* ===== 解决方案筛选 ===== */
.solution-filter {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 28px;
    background: transparent;
    border: 1px solid rgba(37, 99, 235, 0.3);
    color: var(--gray-light);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 8px;
    font-family: var(--font-sans);
}

.filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
    font-weight: 500;
}

/* ===== 解决方案卡片 ===== */
.solutions {
    background: var(--dark);
}

.solution-block {
    background: var(--dark-light);
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 32px;
    border: 1px solid rgba(37, 99, 235, 0.1);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.solution-block:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.5);
    border-color: rgba(37, 99, 235, 0.3);
}

.solution-block.hidden {
    display: none;
}

.solution-image {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.solution-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(37,99,235,0.2)" stroke-width="0.5"/></svg>');
    opacity: 0.5;
}

.solution-image span {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--primary-light);
    letter-spacing: 4px;
    z-index: 1;
}

.solution-content {
    padding: 40px;
}

.solution-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.solution-num {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: var(--white);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    border-radius: 12px;
}

.solution-header h3 {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--white);
}

.solution-desc {
    color: var(--gray-light);
    margin-bottom: 24px;
    line-height: 1.8;
}

.solution-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.solution-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--dark);
    border-radius: 8px;
    border: 1px solid rgba(37, 99, 235, 0.1);
    transition: all 0.3s ease;
}

.solution-feature:hover {
    border-color: rgba(37, 99, 235, 0.3);
    transform: translateX(5px);
}

.solution-feature-icon {
    font-size: 1.5rem;
}

.solution-feature span {
    color: var(--gray-light);
    font-size: 0.9rem;
}

/* ===== 生活场景 ===== */
.scenarios {
    background: var(--dark-light);
}

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

.scenario-card {
    background: var(--dark);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(37, 99, 235, 0.1);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.scenario-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.5);
    border-color: rgba(37, 99, 235, 0.3);
}

.scenario-image {
    height: 200px;
    background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.scenario-image span {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: var(--primary-light);
    letter-spacing: 2px;
}

.scenario-content {
    padding: 28px;
}

.scenario-content h3 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--white);
}

.scenario-content p {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ===== 为什么选择 ===== */
.why-us {
    background: var(--dark);
}

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

.reason-card {
    background: var(--dark-light);
    padding: 40px 32px;
    border-radius: 16px;
    border: 1px solid rgba(37, 99, 235, 0.1);
    text-align: center;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.reason-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    transform: scaleX(0);
    transition: transform 0.5s ease;
}

.reason-card:hover {
    transform: translateY(-10px);
    border-color: rgba(37, 99, 235, 0.3);
}

.reason-card:hover::before {
    transform: scaleX(1);
}

.reason-num {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    border-radius: 50%;
    margin: 0 auto 24px;
}

.reason-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 16px;
    color: var(--white);
}

.reason-card p {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ===== 精品案例 ===== */
.cases {
    background: var(--dark-light);
}

.cases-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

.case-card {
    background: var(--dark);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(37, 99, 235, 0.1);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.case-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.5);
    border-color: rgba(37, 99, 235, 0.3);
}

.case-card.large {
    grid-row: span 2;
}

.case-image {
    height: 250px;
    background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.case-card.large .case-image {
    height: 400px;
}

.case-image span {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--primary-light);
    letter-spacing: 4px;
}

.case-content {
    padding: 28px;
}

.case-tag {
    display: inline-block;
    font-size: 0.75rem;
    color: var(--primary);
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.case-content h3 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--white);
}

.case-content p {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

.case-price {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(37, 99, 235, 0.1);
}

.case-price-label {
    font-size: 0.8rem;
    color: var(--gray);
}

.case-price-value {
    font-size: 1.25rem;
    color: var(--accent);
    font-weight: 600;
}

/* ===== 新闻资讯 ===== */
.news-section {
    background: var(--dark);
}

.news-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 24px;
}

.news-card {
    background: var(--dark-light);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(37, 99, 235, 0.1);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px -15px rgba(0, 0, 0, 0.5);
    border-color: rgba(37, 99, 235, 0.3);
}

.news-image {
    height: 180px;
    background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.news-card.featured .news-image {
    height: 240px;
}

.news-image span {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--primary-light);
    letter-spacing: 2px;
}

.news-content {
    padding: 24px;
}

.news-meta {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
}

.news-date {
    font-size: 0.75rem;
    color: var(--gray);
}

.news-tag {
    font-size: 0.7rem;
    color: var(--primary);
    background: rgba(37, 99, 235, 0.1);
    padding: 4px 10px;
    border-radius: 4px;
}

.news-content h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: var(--white);
    line-height: 1.4;
}

.news-card.featured .news-content h3 {
    font-size: 1.4rem;
}

.news-content p {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.6;
}

/* ===== 联系我们 ===== */
.contact {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
}

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

.contact-info h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    margin-bottom: 32px;
    color: var(--white);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 28px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 12px;
    font-size: 1.5rem;
}

.contact-item h4 {
    font-size: 1rem;
    color: var(--white);
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--gray-light);
    font-size: 1.1rem;
}

.contact-form-wrapper {
    background: var(--dark-light);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.contact-form-wrapper h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--white);
    text-align: center;
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--dark);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 8px;
    color: var(--white);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ===== 页脚 ===== */
.footer {
    background: var(--dark);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(37, 99, 235, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-logo {
    height: 40px;
}

.footer-name {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: var(--white);
}

.footer-desc {
    display: block;
    font-size: 0.8rem;
    color: var(--gray);
    margin-top: 4px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--gray-light);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(37, 99, 235, 0.1);
}

.footer-bottom p {
    color: var(--gray);
    font-size: 0.85rem;
    margin-bottom: 8px;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .nav-links {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .stat-divider {
        width: 60px;
        height: 1px;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .scenarios-grid,
    .reasons-grid {
        grid-template-columns: 1fr;
    }
    
    .cases-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .case-card.large {
        grid-row: span 1;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .hero-cta {
        flex-direction: column;
    }
    
    .solution-features {
        grid-template-columns: 1fr;
    }
    
    .nav-phone {
        display: none;
    }
}