/* ========== 句芒 Gomore 全站共享样式 ========== */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --green: #00d26a;
    --green-light: #00ff7f;
    --green-dark: #00b359;
    --accent: #f97316;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    --gradient-3: linear-gradient(135deg, #0ea5e9 0%, #2563eb 50%, #7c3aed 100%);
    --gradient-green: linear-gradient(135deg, #00d26a 0%, #00ff7f 100%);
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    --border: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background: var(--bg-primary);
}
a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
ul { list-style: none; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* Animations */
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-20px); } }
@keyframes pulse-glow { 0%, 100% { box-shadow: 0 0 20px rgba(37, 99, 235, 0.4); } 50% { box-shadow: 0 0 40px rgba(37, 99, 235, 0.8); } }
@keyframes gradient-shift { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }

/* Header */
.header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}
.header.scrolled { box-shadow: var(--shadow-lg); }
.nav-container { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.brand { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.logo {
    display: flex; align-items: center; gap: 12px;
    font-size: 24px; font-weight: 800;
    white-space: nowrap;
    background: var(--gradient-green);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.header .logo {
    background: linear-gradient(135deg, #00d26a 0%, #2563eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.logo-icon {
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
}
.logo-icon img {
    width: 100%; height: 100%; object-fit: contain;
}
.slogan {
    font-size: 13px; color: var(--text-muted);
    border-left: 1px solid var(--border);
    padding-left: 16px; margin-left: 8px;
    line-height: 1.4;
}
.nav-menu { display: flex; gap: 8px; align-items: center; }
.nav-item {
    position: relative; padding: 8px 20px; font-weight: 500;
    color: var(--text-secondary); cursor: pointer; border-radius: 8px; transition: all 0.3s ease;
}
.nav-item:hover { color: var(--primary); background: rgba(37, 99, 235, 0.05); }
.nav-item::after {
    content: ''; position: absolute; bottom: 0; left: 50%;
    width: 0; height: 2px; background: var(--gradient-2);
    transition: all 0.3s ease; transform: translateX(-50%);
}
.nav-item:hover::after { width: 60%; }
.nav-item.active { color: var(--primary); }
.nav-item.active::after { width: 60%; }

/* Dropdown */
.dropdown {
    position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(10px);
    background: white; border-radius: 16px; box-shadow: var(--shadow-xl);
    padding: 24px; opacity: 0; visibility: hidden; transition: all 0.3s ease;
    min-width: 280px; border: 1px solid var(--border);
}
.nav-item:hover .dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.menu-list li {
    padding: 10px 12px; color: var(--text-secondary); font-size: 14px;
    cursor: pointer; border-radius: 8px; margin: 0 -12px; transition: all 0.2s ease;
}
.menu-list li:hover { color: var(--primary); background: rgba(37, 99, 235, 0.05); transform: translateX(5px); }

/* Header Actions */
.header-actions { display: flex; align-items: center; gap: 16px; }
.lang-switch {
    position: relative;
    font-size: 13px; color: var(--text-muted); cursor: pointer;
    padding: 8px 12px; border-radius: 8px;
}
.lang-switch:hover { background: var(--bg-secondary); }
.lang-dropdown {
    position: absolute; top: 100%; right: 0; margin-top: 8px;
    background: white; border-radius: 12px; box-shadow: var(--shadow-lg);
    padding: 8px; min-width: 120px;
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: all 0.3s ease; border: 1px solid var(--border);
    z-index: 1000;
}
.lang-switch:hover .lang-dropdown {
    opacity: 1; visibility: visible; pointer-events: auto;
}
.lang-option {
    display: block; padding: 8px 12px; border-radius: 8px;
    font-size: 13px; color: var(--text-secondary);
    transition: all 0.2s ease;
}
.lang-option:hover { background: var(--bg-secondary); color: var(--primary); }
.lang-option.active { color: var(--primary); font-weight: 600; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 12px 24px; border-radius: 10px; font-weight: 600; font-size: 14px;
    cursor: pointer; border: none; transition: all 0.3s ease; gap: 8px;
}
.btn-primary { background: var(--gradient-2); color: white; box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5); }
.btn-outline { background: transparent; border: 2px solid var(--border); color: var(--text-primary); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-accent { background: var(--accent); color: white; box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4); }
.btn-accent:hover { background: #ea580c; transform: translateY(-2px); }
.btn-large { padding: 16px 40px; font-size: 16px; border-radius: 12px; }
.btn-login { color: var(--text-secondary); font-weight: 600; padding: 8px 16px; }
.btn-login:hover { color: var(--primary); }

/* Page Hero */
.page-hero {
    padding: 160px 0 80px; background: var(--gradient-hero);
    position: relative; overflow: hidden;
}
.page-hero::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(124, 58, 237, 0.15) 0%, transparent 50%);
}
.page-hero-content { position: relative; z-index: 1; text-align: center; color: white; }
.page-hero h1 { font-size: 48px; font-weight: 800; margin-bottom: 16px; }
.page-hero p { font-size: 18px; opacity: 0.8; max-width: 600px; margin: 0 auto; }
.breadcrumb { display: flex; justify-content: center; gap: 8px; margin-top: 24px; font-size: 14px; opacity: 0.6; }
.breadcrumb a:hover { opacity: 1; }

/* Section Styles */
.section { padding: 100px 0; }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 60px; }
.section-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(37, 99, 235, 0.1); color: var(--primary);
    padding: 8px 16px; border-radius: 100px; font-size: 13px; font-weight: 600; margin-bottom: 20px;
}
.section-title { font-size: 36px; font-weight: 800; margin-bottom: 16px; color: var(--text-primary); line-height: 1.2; }
.section-desc { font-size: 16px; color: var(--text-secondary); line-height: 1.8; }
.section-dark { background: var(--bg-dark); color: white; }
.section-dark .section-title { color: white; }
.section-dark .section-desc { color: rgba(255,255,255,0.6); }
.section-alt { background: var(--bg-secondary); }

/* Cards */
.card {
    background: white; border-radius: 20px; padding: 32px;
    border: 1px solid var(--border); transition: all 0.4s ease;
}
.card:hover { box-shadow: var(--shadow-xl); transform: translateY(-4px); border-color: var(--primary); }
.card-icon {
    width: 64px; height: 64px; background: var(--gradient-2); border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px; margin-bottom: 24px; color: white;
}
.card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

/* Grid Layouts */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* Footer */
.footer { background: var(--bg-dark); color: white; padding: 80px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr; gap: 40px; padding-bottom: 60px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand p { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.8; margin: 20px 0 24px; }
.footer-social {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.social-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.social-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
    min-width: 100px;
}

.social-platform {
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-platform:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
}

.social-icon {
    width: 40px; height: 40px; background: rgba(255,255,255,0.1); border-radius: 10px;
    display: flex; align-items: center; justify-content: center; font-size: 12px; transition: all 0.3s ease;
}
.social-icon:hover { background: var(--primary); }
.footer-col h4 { font-size: 14px; font-weight: 700; margin-bottom: 24px; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul li a { font-size: 14px; color: rgba(255,255,255,0.6); }
.footer-col ul li a:hover { color: white; padding-left: 5px; }
.footer-contact p { font-size: 14px; color: rgba(255,255,255,0.6); margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 40px; font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-links { display: flex; gap: 24px; }
.footer-links a:hover { color: white; }

/* Floating Button */
.floating-btn {
    position: fixed; bottom: 30px; right: 30px;
    width: 64px; height: 64px; background: var(--gradient-2); border-radius: 50%;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    color: white; cursor: pointer;
    box-shadow: 0 8px 32px rgba(37, 99, 235, 0.5), 0 0 0 0 rgba(37, 99, 235, 0.4);
    z-index: 1001; transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: pulse-ring 2s ease-out infinite;
}
@keyframes pulse-ring {
    0% { box-shadow: 0 8px 32px rgba(37, 99, 235, 0.5), 0 0 0 0 rgba(37, 99, 235, 0.4); }
    70% { box-shadow: 0 8px 32px rgba(37, 99, 235, 0.5), 0 0 0 15px rgba(37, 99, 235, 0); }
    100% { box-shadow: 0 8px 32px rgba(37, 99, 235, 0.5), 0 0 0 0 rgba(37, 99, 235, 0); }
}
.floating-btn:hover { transform: scale(1.1) rotate(10deg); animation: none; box-shadow: 0 12px 40px rgba(37, 99, 235, 0.6); }
.floating-btn.active { transform: rotate(180deg); background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%); animation: none; }
.floating-btn svg { width: 28px; height: 28px; transition: transform 0.3s ease; }
.floating-btn span { font-size: 10px; font-weight: 700; margin-top: 2px; letter-spacing: 0.5px; }
.floating-btn.active span { display: none; }
.floating-btn.active svg { transform: rotate(-180deg); }

/* AI Chat Window */
.ai-chat-window {
    position: fixed; bottom: 110px; right: 30px;
    width: 380px; height: 520px; background: white; border-radius: 24px;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(0, 0, 0, 0.05);
    z-index: 1000; display: flex; flex-direction: column; overflow: hidden;
    opacity: 0; visibility: hidden; transform: translateY(20px) scale(0.95);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.ai-chat-window.active { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.ai-chat-header {
    background: var(--gradient-2); padding: 20px;
    display: flex; justify-content: space-between; align-items: center; color: white;
}
.ai-chat-title { display: flex; align-items: center; gap: 12px; }
.ai-avatar {
    width: 44px; height: 44px; background: rgba(255, 255, 255, 0.2); border-radius: 12px;
    display: flex; align-items: center; justify-content: center; backdrop-filter: blur(10px);
}
.ai-avatar svg { width: 24px; height: 24px; }
.ai-chat-title h4 { font-size: 16px; font-weight: 700; margin: 0; }
.ai-status { font-size: 12px; opacity: 0.9; display: flex; align-items: center; gap: 6px; }
.status-dot { width: 8px; height: 8px; background: var(--green); border-radius: 50%; animation: pulse-glow 2s ease-in-out infinite; }
.ai-chat-close {
    width: 36px; height: 36px; background: rgba(255, 255, 255, 0.1); border: none; border-radius: 10px;
    color: white; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.3s ease;
}
.ai-chat-close:hover { background: rgba(255, 255, 255, 0.2); transform: rotate(90deg); }
.ai-chat-close svg { width: 18px; height: 18px; }
.ai-chat-body { flex: 1; padding: 20px; overflow-y: auto; background: var(--bg-secondary); }
.ai-message { display: flex; gap: 12px; margin-bottom: 16px; }
.ai-msg-avatar {
    width: 36px; height: 36px; background: var(--gradient-2); border-radius: 10px;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.ai-msg-avatar svg { width: 20px; height: 20px; color: white; }
.ai-msg-content {
    background: white; padding: 14px 18px; border-radius: 16px; border-top-left-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06); max-width: 280px;
}
.ai-msg-content p { font-size: 14px; color: var(--text-primary); margin: 0 0 8px; line-height: 1.6; }
.ai-msg-content p:last-child { margin-bottom: 0; }
.ai-msg-content ul { margin: 8px 0; padding-left: 18px; list-style: disc; }
.ai-msg-content ul li { font-size: 13px; color: var(--text-secondary); margin-bottom: 4px; }
.user-message { flex-direction: row-reverse; }
.user-message .ai-msg-content { background: var(--gradient-2); border-radius: 16px; border-top-right-radius: 4px; }
.user-message .ai-msg-content p { color: white; }
.ai-quick-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.quick-btn {
    padding: 8px 14px; background: white; border: 1px solid var(--border); border-radius: 100px;
    font-size: 13px; color: var(--text-secondary); cursor: pointer; transition: all 0.3s ease;
}
.quick-btn:hover { border-color: var(--primary); color: var(--primary); background: rgba(37, 99, 235, 0.05); }
.ai-chat-footer { padding: 16px 20px; background: white; border-top: 1px solid var(--border); display: flex; gap: 12px; }
.ai-chat-footer input {
    flex: 1; padding: 12px 16px; border: 2px solid var(--border); border-radius: 12px;
    font-size: 14px; transition: all 0.3s ease;
}
.ai-chat-footer input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1); }
.ai-send-btn {
    width: 48px; height: 48px; background: var(--gradient-2); border: none; border-radius: 12px;
    color: white; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.3s ease;
}
.ai-send-btn:hover { transform: scale(1.05); box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4); }
.ai-send-btn svg { width: 20px; height: 20px; }
.typing-indicator { display: flex; gap: 4px; padding: 12px 16px; }
.typing-indicator span { width: 8px; height: 8px; background: var(--text-muted); border-radius: 50%; animation: typing-bounce 1.4s ease-in-out infinite; }
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing-bounce { 0%, 60%, 100% { transform: translateY(0); } 30% { transform: translateY(-8px); } }

/* Responsive */
@media (max-width: 1024px) {
    .nav-menu, .dropdown { display: none; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .page-hero h1 { font-size: 32px; }
    .section-title { font-size: 28px; }
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 20px; text-align: center; }
}

/* ========== 品牌墙样式 (参考 MarketingForce) ========== */
.brand-wall {
    max-width: 1250px;
    margin: 0 auto;
    padding: 40px 0;
}

.brand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 20px;
}

.brand-item {
    width: 100%;
    aspect-ratio: 1;
    background: white;
    box-shadow: 0 4px 11px 0 rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.brand-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px 0 rgba(0, 0, 0, 0.15);
}

.brand-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.brand-item:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

.brand-text-logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-secondary);
    text-align: center;
    transition: all 0.3s ease;
}

.brand-item:hover .brand-text-logo {
    color: var(--primary);
}

/* ========== 客户案例轮播 ========== */
.customer-cases {
    padding: 80px 0;
    background: white;
}

.cases-carousel {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: 20px 0;
    scrollbar-width: none;
}

.cases-carousel::-webkit-scrollbar {
    display: none;
}

.case-card {
    flex: 0 0 400px;
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    scroll-snap-align: start;
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.case-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.case-logo {
    width: 80px;
    height: 80px;
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.case-info h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
}

.case-info p {
    font-size: 14px;
    color: var(--text-muted);
}

.case-project {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.case-benefit {
    background: var(--bg-secondary);
    padding: 16px;
    border-radius: 12px;
    border-left: 4px solid var(--primary);
}

.case-benefit p {
    font-size: 14px;
    color: var(--primary);
    font-weight: 600;
    margin: 0;
}

/* ========== 视频播放器样式 ========== */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 40px;
}

.video-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    cursor: pointer;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.video-thumbnail {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

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

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary);
}

.video-duration {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.video-info {
    padding: 20px;
}

.video-info h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.video-info p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.video-category {
    display: inline-block;
    padding: 4px 12px;
    background: var(--bg-secondary);
    color: var(--primary);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

/* 视频模态框 */
.video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.video-modal.active {
    display: flex;
}

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 1200px;
    aspect-ratio: 16/9;
}

.video-modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: white;
    font-size: 32px;
    cursor: pointer;
}

.video-modal iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 8px;
}


/* 文字 Logo 样式 */
.brand-text-logo {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
}