/* =====================================
   Agent Studio - 科技感简约主页样式
   ===================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #e1e5e9;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* 渐变文字效果 */
.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

/* =====================================
   Hero 区域
   ===================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    z-index: 2;
}

.hero-content {
    text-align: left;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: #94a3b8;
    margin-bottom: 1rem;
    font-weight: 300;
}

.hero-description {
    font-size: clamp(1rem, 2.5vw, 1.4rem);
    color: #64748b;
    margin-bottom: 3rem;
    max-width: 500px;
    line-height: 1.8;
}

.hero-cta {
    margin-top: 2rem;
}

.cta-button {
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.2rem 2.5rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
}

.button-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover .button-glow {
    left: 100%;
}

/* Hero 视觉元素 */
.hero-visual {
    position: relative;
    height: 400px;
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
}

.element {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.element-1 {
    width: 120px;
    height: 120px;
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.element-2 {
    width: 80px;
    height: 80px;
    top: 60%;
    right: 30%;
    animation-delay: 2s;
}

.element-3 {
    width: 60px;
    height: 60px;
    top: 10%;
    right: 10%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(120deg); }
    66% { transform: translateY(10px) rotate(240deg); }
}

/* =====================================
   核心价值区域
   ===================================== */
.values {
    padding: 8rem 0;
    background: rgba(15, 23, 42, 0.3);
    backdrop-filter: blur(10px);
}

.section-title {
    text-align: center;
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 4rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.value-card {
    background: rgba(30, 41, 59, 0.4);
    padding: 3rem 2rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(100, 116, 139, 0.2);
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
}

.value-card:hover {
    transform: translateY(-10px);
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.value-icon svg {
    width: 40px;
    height: 40px;
    color: white;
}

.value-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #f1f5f9;
}

.value-card p {
    color: #94a3b8;
    line-height: 1.8;
    font-size: 1rem;
}

/* =====================================
   愿景声明区域
   ===================================== */
.vision {
    padding: 8rem 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.6) 100%);
}

.vision-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.vision-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.vision-text {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    line-height: 1.8;
    color: #cbd5e1;
    margin-bottom: 3rem;
}

.highlight {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.transformation {
    margin-top: 4rem;
}

.transform-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.old {
    padding: 1rem 2rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 10px;
    color: #fca5a5;
    font-weight: 600;
}

.new {
    padding: 1rem 2rem;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 10px;
    color: #a5b4fc;
    font-weight: 600;
}

.arrow {
    font-size: 2rem;
    color: #667eea;
    font-weight: bold;
}

/* =====================================
   页脚
   ===================================== */
.footer {
    padding: 4rem 0 2rem;
    background: rgba(15, 23, 42, 0.9);
    border-top: 1px solid rgba(100, 116, 139, 0.2);
}

.footer-content {
    text-align: center;
}

.footer-brand {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-text p {
    color: #64748b;
    font-size: 1rem;
}

/* =====================================
   响应式设计
   ===================================== */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-visual {
        height: 200px;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .transform-item {
        flex-direction: column;
        gap: 1rem;
    }
    
    .arrow {
        transform: rotate(90deg);
    }
    
    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 80vh;
    }
    
    .values, .vision {
        padding: 4rem 0;
    }
    
    .value-card {
        padding: 2rem 1.5rem;
    }
}

/* =====================================
   动画增强
   ===================================== */
@media (prefers-reduced-motion: no-preference) {
    .value-card {
        animation: fadeInUp 0.6s ease forwards;
        opacity: 0;
        transform: translateY(30px);
    }
    
    .value-card:nth-child(1) { animation-delay: 0.1s; }
    .value-card:nth-child(2) { animation-delay: 0.2s; }
    .value-card:nth-child(3) { animation-delay: 0.3s; }
}

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