/* 全局重置和基础设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 主色彩 */
    --primary-blue: #2A5CAA;
    --accent-orange: #FF6B35;
    --dark-bg: #0A0B1E;
    --card-bg: #1A1B2E;
    --text-primary: #FFFFFF;
    --text-secondary: #B8BCC8;
    --glass-bg: rgba(26, 27, 46, 0.8);
    --border-color: rgba(42, 92, 170, 0.2);
    
    /* 动画参数 */
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-duration: 0.3s;
    
    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, var(--primary-blue), var(--accent-orange));
    --gradient-glass: linear-gradient(135deg, rgba(42, 92, 170, 0.1), rgba(255, 107, 53, 0.1));
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 粒子背景 */
#particles-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(42, 92, 170, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 107, 53, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(42, 92, 170, 0.05) 0%, transparent 50%);
    z-index: -1;
    animation: particleFloat 20s ease-in-out infinite;
}

@keyframes particleFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 40px);
    max-width: 1200px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 16px 24px;
    z-index: 1000;
    transition: all var(--transition-duration) var(--transition-smooth);
}

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

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

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: cover;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mode-toggle {
    display: flex;
    background: rgba(26, 27, 46, 0.5);
    border-radius: 12px;
    padding: 4px;
    border: 1px solid var(--border-color);
}

.mode-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-duration) var(--transition-smooth);
    font-family: inherit;
}

.mode-btn.active {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(42, 92, 170, 0.3);
}

.mode-btn:hover:not(.active) {
    color: var(--text-primary);
    background: rgba(42, 92, 170, 0.1);
}

.nav-auth {
    display: flex;
    gap: 12px;
}

.auth-btn {
    padding: 12px 24px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-weight: 500;
    transition: all var(--transition-duration) var(--transition-smooth);
}

.login-btn {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.login-btn:hover {
    background: rgba(42, 92, 170, 0.1);
    border-color: var(--primary-blue);
}

.register-btn {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(42, 92, 170, 0.3);
}

.register-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(42, 92, 170, 0.4);
}

/* 主视觉区域 */
.hero-section {
    padding: 120px 20px 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
}

.title-main {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-sub {
    display: block;
    color: var(--text-primary);
    font-size: 2.2rem;
    margin-top: 12px;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.voice-interaction {
    display: flex;
    align-items: center;
    gap: 20px;
}

.voice-btn {
    position: relative;
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    transition: all var(--transition-duration) var(--transition-smooth);
}

.voice-btn:hover {
    transform: scale(1.1);
}

.voice-ripple {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.voice-ripple div {
    position: absolute;
    border: 2px solid var(--primary-blue);
    border-radius: 50%;
    animation: voiceRipple 2s linear infinite;
}

.ripple-1 { animation-delay: 0s; }
.ripple-2 { animation-delay: 0.5s; }
.ripple-3 { animation-delay: 1s; }

@keyframes voiceRipple {
    0% {
        width: 80px;
        height: 80px;
        opacity: 1;
    }
    100% {
        width: 160px;
        height: 160px;
        opacity: 0;
    }
}

.voice-hint {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.ai-assistant-container {
    position: relative;
    width: 400px;
    height: 400px;
}

.ai-assistant {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(42, 92, 170, 0.3);
}

.assistant-glow {
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: var(--gradient-primary);
    border-radius: 30px;
    opacity: 0.3;
    filter: blur(20px);
    animation: glowPulse 3s ease-in-out infinite;
    z-index: -1;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.05); }
}

/* 功能模块区域 */
.features-section {
    padding: 80px 20px;
}

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

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

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.mode-content {
    display: none;
}

.mode-content.active {
    display: block;
}

/* Bento Grid布局 */
.bento-grid {
    display: grid;
    gap: 24px;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    grid-auto-rows: minmax(200px, auto);
}

.enterprise-grid {
    grid-template-columns: repeat(3, 1fr);
    grid-template-areas: 
        "analysis analysis match"
        "publish map map";
}

.smart-analysis { grid-area: analysis; }
.talent-match { grid-area: match; }
.job-publish { grid-area: publish; }
.talent-map { grid-area: map; }

.jobseeker-grid {
    grid-template-columns: repeat(3, 1fr);
    grid-template-areas: 
        "resume resume career"
        "resume resume psychology";
}

.resume-diagnosis { grid-area: resume; }
.career-path { grid-area: career; }
.psychology-test { grid-area: psychology; }

.bento-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 32px;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-duration) var(--transition-smooth);
    cursor: pointer;
}

.bento-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(42, 92, 170, 0.2);
    border-color: var(--primary-blue);
}

.bento-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-duration) var(--transition-smooth);
}

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

.card-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    margin-bottom: 20px;
}

.bento-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.bento-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 动画效果 */
.wave-animation {
    position: absolute;
    bottom: 20px;
    left: 32px;
    display: flex;
    gap: 4px;
}

.wave {
    width: 4px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 2px;
    animation: waveMotion 1.5s ease-in-out infinite;
}

.wave:nth-child(2) { animation-delay: 0.2s; }
.wave:nth-child(3) { animation-delay: 0.4s; }

@keyframes waveMotion {
    0%, 100% { height: 20px; }
    50% { height: 40px; }
}

.resume-stack {
    position: absolute;
    bottom: 20px;
    right: 32px;
    width: 80px;
    height: 60px;
}

.resume-card {
    position: absolute;
    width: 60px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 8px;
    opacity: 0.8;
}

.resume-card:nth-child(1) { transform: rotate(5deg) translate(0, 0); }
.resume-card:nth-child(2) { transform: rotate(-3deg) translate(10px, 5px); }
.resume-card:nth-child(3) { transform: rotate(2deg) translate(5px, 10px); }

.floating-jobs {
    position: absolute;
    bottom: 20px;
    right: 32px;
    width: 120px;
    height: 80px;
}

.job-bubble {
    position: absolute;
    padding: 6px 12px;
    background: var(--primary-blue);
    color: white;
    border-radius: 16px;
    font-size: 0.8rem;
    animation: jobFloat 3s ease-in-out infinite;
}

.job-bubble:nth-child(1) { top: 0; left: 0; animation-delay: 0s; }
.job-bubble:nth-child(2) { top: 20px; right: 0; animation-delay: 1s; }
.job-bubble:nth-child(3) { bottom: 0; left: 20px; animation-delay: 2s; }

@keyframes jobFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.globe-container {
    position: relative;
    width: 100%;
    height: 200px;
    border-radius: 12px;
    overflow: hidden;
}

.globe-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.talent-dots {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.talent-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--accent-orange);
    border-radius: 50%;
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.7; }
}

.scanning-animation {
    position: relative;
    width: 100%;
    height: 120px;
    margin-top: 20px;
}

.document-preview {
    width: 80px;
    height: 100px;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    position: absolute;
    right: 32px;
    bottom: 0;
}

.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    animation: scanMove 2s linear infinite;
}

@keyframes scanMove {
    0% { top: 0; opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.path-timeline {
    position: relative;
    width: 100%;
    height: 100px;
    margin-top: 20px;
}

.path-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.timeline-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--accent-orange);
    border-radius: 50%;
    animation: particleFlow 3s linear infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { left: 50%; animation-delay: 1s; }
.particle:nth-child(3) { left: 80%; animation-delay: 2s; }

@keyframes particleFlow {
    0% { top: 0; opacity: 0; }
    50% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.brain-wave {
    position: relative;
    width: 100%;
    height: 120px;
    margin-top: 20px;
    border-radius: 12px;
    overflow: hidden;
}

.brain-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.emotion-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.emotion-ring {
    position: absolute;
    border: 2px solid;
    border-radius: 50%;
    animation: ringPulse 2s ease-in-out infinite;
}

.ring-1 { 
    width: 40px; 
    height: 40px; 
    border-color: var(--primary-blue);
    animation-delay: 0s;
}
.ring-2 { 
    width: 60px; 
    height: 60px; 
    border-color: var(--accent-orange);
    animation-delay: 0.5s;
}
.ring-3 { 
    width: 80px; 
    height: 80px; 
    border-color: var(--primary-blue);
    animation-delay: 1s;
}

@keyframes ringPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.5; }
}

/* 技术能力展示区 */
.tech-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--dark-bg) 0%, rgba(26, 27, 46, 0.8) 100%);
}

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

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.tech-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 40px 32px;
    border: 1px solid var(--border-color);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-duration) var(--transition-smooth);
}

.tech-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(42, 92, 170, 0.25);
    border-color: var(--primary-blue);
}

.tech-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    margin: 0 auto 24px;
    position: relative;
}

.tech-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.tech-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 技术卡片动画效果 */
.gear-animation {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
}

.gear {
    position: absolute;
    border: 3px solid var(--primary-blue);
    border-radius: 50%;
    opacity: 0.3;
}

.gear-1 {
    width: 30px;
    height: 30px;
    animation: gearRotate 4s linear infinite;
}

.gear-2 {
    width: 50px;
    height: 50px;
    animation: gearRotate 6s linear infinite reverse;
}

@keyframes gearRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.law-particles {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
}

.law-particle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--accent-orange);
    border-radius: 50%;
    animation: particleGather 3s ease-in-out infinite;
}

.law-particle:nth-child(1) { top: 0; left: 0; animation-delay: 0s; }
.law-particle:nth-child(2) { top: 0; right: 0; animation-delay: 1s; }
.law-particle:nth-child(3) { bottom: 0; left: 0; animation-delay: 2s; }

@keyframes particleGather {
    0%, 100% { transform: scale(1) translate(0, 0); }
    50% { transform: scale(1.5) translate(10px, 10px); }
}

.brain-ripples {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
}

.ripple {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid var(--primary-blue);
    border-radius: 50%;
    animation: brainRipple 2s ease-out infinite;
}

.ripple:nth-child(1) { animation-delay: 0s; }
.ripple:nth-child(2) { animation-delay: 0.5s; }
.ripple:nth-child(3) { animation-delay: 1s; }

@keyframes brainRipple {
    0% { width: 10px; height: 10px; opacity: 1; }
    100% { width: 60px; height: 60px; opacity: 0; }
}

.orbit-animation {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
}

.orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 1px solid var(--accent-orange);
    border-radius: 50%;
    opacity: 0.6;
}

.orbit-1 {
    width: 20px;
    height: 20px;
    animation: orbitRotate 3s linear infinite;
}

.orbit-2 {
    width: 35px;
    height: 35px;
    animation: orbitRotate 5s linear infinite;
}

.orbit-3 {
    width: 50px;
    height: 50px;
    animation: orbitRotate 7s linear infinite;
}

.center-star {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: var(--accent-orange);
    border-radius: 50%;
    animation: starTwinkle 2s ease-in-out infinite;
}

@keyframes orbitRotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes starTwinkle {
    0%, 100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.5; transform: translate(-50%, -50%) scale(1.2); }
}

/* 信任背书区 */
.trust-section {
    padding: 80px 20px;
    background: var(--dark-bg);
}

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

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.trust-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 32px;
    border: 1px solid var(--border-color);
    transition: all var(--transition-duration) var(--transition-smooth);
}

.trust-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(42, 92, 170, 0.2);
}

.trust-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.dashboard-content {
    position: relative;
}

.dashboard-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 20px;
}

.data-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.metric {
    text-align: center;
}

.metric-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 4px;
}

.metric-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.partners-content {
    position: relative;
}

.partners-image {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 20px;
}

.partners-overlay {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.partner-logo {
    background: var(--gradient-primary);
    color: white;
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    font-size: 0.9rem;
    font-weight: 500;
}

.timeline {
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 30px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 12px;
    top: 8px;
    width: 16px;
    height: 16px;
    background: var(--primary-blue);
    border-radius: 50%;
    border: 3px solid var(--card-bg);
}

.timeline-item.active .timeline-dot {
    background: var(--accent-orange);
    box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.3);
}

.timeline-content h4 {
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 8px;
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.5;
}

/* 底部悬浮语音按钮 */
.floating-voice-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
    cursor: pointer;
    z-index: 1000;
    transition: all var(--transition-duration) var(--transition-smooth);
    box-shadow: 0 4px 20px rgba(42, 92, 170, 0.4);
}

.floating-voice-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(42, 92, 170, 0.6);
}

.floating-ripple {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.floating-ripple-1,
.floating-ripple-2 {
    position: absolute;
    border: 2px solid var(--primary-blue);
    border-radius: 50%;
    animation: floatingRipple 2s linear infinite;
}

.floating-ripple-1 { animation-delay: 0s; }
.floating-ripple-2 { animation-delay: 1s; }

@keyframes floatingRipple {
    0% {
        width: 60px;
        height: 60px;
        opacity: 1;
    }
    100% {
        width: 120px;
        height: 120px;
        opacity: 0;
    }
}

/* 页脚 */
.footer {
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 60px 20px 20px;
}

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

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.footer-logo-img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: cover;
}

.footer-logo span {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand p {
    color: var(--text-secondary);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-section h4 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 8px;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-duration) var(--transition-smooth);
}

.footer-section a:hover {
    color: var(--primary-blue);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--dark-bg);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-duration) var(--transition-smooth);
}

.footer-social a:hover {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .enterprise-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-areas: 
            "analysis analysis"
            "match publish"
            "map map";
    }
    
    .jobseeker-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-areas: 
            "resume career"
            "resume psychology";
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .navbar {
        top: 10px;
        width: calc(100% - 20px);
        padding: 12px 16px;
    }
    
    .nav-container {
        flex-direction: column;
        gap: 16px;
    }
    
    .mode-toggle {
        order: -1;
    }
    
    .hero-section {
        padding: 100px 20px 60px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .title-sub {
        font-size: 1.8rem;
    }
    
    .bento-grid {
        grid-template-columns: 1fr;
    }
    
    .enterprise-grid,
    .jobseeker-grid {
        grid-template-columns: 1fr;
        grid-template-areas: none;
    }
    
    .bento-card {
        grid-area: auto !important;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .trust-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .title-sub {
        font-size: 1.4rem;
    }
    
    .bento-card {
        padding: 24px;
    }
    
    .tech-card {
        padding: 30px 24px;
    }
    
    .floating-voice-btn {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 18px;
    }
}

/* 数字动画 */
@keyframes countUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.metric-number {
    animation: countUp 0.8s ease-out;
}

/* 颜色模式切换 */
.accessibility-toggle {
    position: fixed;
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    z-index: 1000;
}

.color-blind-toggle {
    width: 40px;
    height: 40px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-duration) var(--transition-smooth);
}

.color-blind-toggle:hover {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}

/* 无障碍设计增强 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}