/* ========================================
   Tyche 官网 - 浅色优雅设计
   ======================================== */

:root {
    /* 色彩系统 - 浅色主题 + 暖色渐变 */
    --bg: #fafafa;
    --bg-elevated: #ffffff;
    --bg-card: #ffffff;
    --bg-subtle: #fef9f4;
    --text: #1a1a2e;
    --text-secondary: #5f6368;
    --text-muted: #9aa0a6;
    --accent: #e67e22;
    --accent-dark: #d35400;
    --accent-light: #f39c12;
    --accent-bg: rgba(230, 126, 34, 0.06);
    --gradient-start: #e67e22;
    --gradient-end: #e74c3c;
    --border: #e8eaed;
    --border-light: #f1f3f4;
    
    /* 阴影系统 */
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.1), 0 4px 8px rgba(0,0,0,0.06);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.12), 0 8px 16px rgba(0,0,0,0.08);
    
    /* 圆角系统 */
    --radius: 16px;
    --radius-sm: 10px;
    --radius-xs: 6px;
    --radius-full: 9999px;
    
    /* 过渡系统 */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

* { 
    box-sizing: border-box; 
    margin: 0; 
    padding: 0; 
    scrollbar-width: none; 
    -ms-overflow-style: none; 
}

*::-webkit-scrollbar { display: none; }

html { 
    scroll-behavior: smooth; 
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Noto Sans SC', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    letter-spacing: -0.01em;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

/* ========== Header ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(24px) saturate(1.8);
    border-bottom: 1px solid var(--border-light);
    height: 64px;
    transition: all var(--transition-base);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text);
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
}

.logo-icon {
    width: 32px;
    height: 32px;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    font-family: 'Playfair Display', 'Georgia', serif;
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========== Navigation ========== */
.nav {
    display: flex;
    gap: 4px;
    align-items: center;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 14px;
    border-radius: var(--radius-xs);
    transition: all var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.nav-link svg {
    transition: transform var(--transition-fast);
}

.nav-link:hover {
    color: var(--text);
    background: var(--accent-bg);
}

/* ========== Dropdown Menu ========== */
.nav-dropdown {
    position: relative;
}

.dropdown-trigger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.dropdown-trigger svg {
    transition: transform var(--transition-fast);
}

.dropdown-trigger:hover + .dropdown-menu,
.nav-dropdown:hover .dropdown-menu,
.nav-dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-trigger:hover svg,
.nav-dropdown.active .dropdown-trigger svg {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    transform: translateY(-8px);
    min-width: 260px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 200;
}

.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 0;
    right: 0;
    height: 8px;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 14px;
    text-decoration: none;
    color: var(--text);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--accent-bg);
}

.dropdown-icon {
    width: 36px;
    height: 36px;
    background: var(--accent-bg);
    border-radius: var(--radius-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
}

.dropdown-icon svg {
    width: 20px;
    height: 20px;
}

.dropdown-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.dropdown-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
}

.dropdown-desc {
    font-size: 12px;
    color: var(--text-muted);
}

.header-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    font-family: 'Space Grotesk', -apple-system, sans-serif;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: #fff;
    box-shadow: 0 2px 12px rgba(230, 126, 34, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 4px 20px rgba(230, 126, 34, 0.4);
    transform: translateY(-2px);
}

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

.btn-ghost:hover {
    background: var(--accent-bg);
    color: var(--accent);
    border-color: rgba(230, 126, 34, 0.3);
}

.btn-outline {
    background: #fff;
    color: var(--text);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-xs);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-bg);
}

.btn-lg {
    padding: 12px 24px;
    font-size: 15px;
    border-radius: var(--radius);
}

.btn-block { width: 100%; }

/* ========== Mobile Menu ========== */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-xs);
    transition: background var(--transition-fast);
}

.mobile-menu-btn:hover {
    background: var(--accent-bg);
}

.mobile-menu-btn span {
    width: 20px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

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

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(24px);
    z-index: 99;
    padding: 24px;
    opacity: 0;
    transform: translateY(-10px);
    transition: all var(--transition-base);
    overflow-y: auto;
}

.mobile-menu.active { 
    display: block; 
    opacity: 1;
    transform: translateY(0);
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-nav-link {
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
    text-decoration: none;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.mobile-nav-link:hover { background: var(--accent-bg); }

.mobile-nav-group {
    padding: 14px 16px;
}

.mobile-nav-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
    display: block;
}

.mobile-nav-sub {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 10px 16px;
    border-radius: var(--radius-xs);
    transition: all var(--transition-fast);
}

.mobile-nav-sub:hover {
    color: var(--accent);
    background: var(--accent-bg);
}

.mobile-nav-actions {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

/* ========== Hero Section ========== */
.hero {
    padding: 100px 0 60px;
    position: relative;
    overflow: hidden;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

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

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--accent-bg);
    border: 1px solid rgba(230, 126, 34, 0.15);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 24px;
    letter-spacing: 0.02em;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

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

.hero-title {
    font-family: 'Playfair Display', 'Noto Serif SC', serif;
    font-size: clamp(40px, 5vw, 56px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.title-line {
    display: block;
}

.title-line.accent {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 440px;
}

.hero-actions {
    display: flex;
    gap: 12px;
}

/* Hero Visual - Orbit System */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 400px;
}

.orbit-system {
    position: relative;
    width: 350px;
    height: 350px;
}

.orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid rgba(230, 126, 34, 0.12);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.orbit-1 {
    width: 180px;
    height: 180px;
    animation: rotate 20s linear infinite;
}

.orbit-2 {
    width: 260px;
    height: 260px;
    animation: rotate 30s linear infinite reverse;
}

.orbit-3 {
    width: 350px;
    height: 350px;
    animation: rotate 40s linear infinite;
}

.orbit-dot {
    position: absolute;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 50%;
    box-shadow: 0 0 12px rgba(230, 126, 34, 0.4);
}

.orbit-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 72px;
    height: 72px;
    background: var(--bg-card);
    border: 2px solid rgba(230, 126, 34, 0.25);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Playfair Display', serif;
    font-size: 28px;
    font-weight: 700;
    color: var(--accent);
    box-shadow: 0 0 30px rgba(230, 126, 34, 0.15);
}

.center-glow {
    position: absolute;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(230, 126, 34, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    animation: glow 3s ease-in-out infinite;
}

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

@keyframes glow {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.15); }
}

/* ========== Section Styles ========== */
.section {
    padding: 60px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-label {
    display: inline-block;
    font-family: 'Space Grotesk', -apple-system, sans-serif;
    font-size: 11px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 12px;
    padding: 5px 12px;
    background: var(--accent-bg);
    border: 1px solid rgba(230, 126, 34, 0.12);
    border-radius: var(--radius-full);
}

.section-title {
    font-family: 'Playfair Display', 'Noto Serif SC', serif;
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.section-desc {
    font-size: 15px;
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========== Products Matrix ========== */
.products-matrix {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.product-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    text-decoration: none;
    color: var(--text);
    transition: all var(--transition-slow);
    display: block;
    box-shadow: var(--shadow-xs);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.product-card:hover {
    border-color: rgba(230, 126, 34, 0.3);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.product-card:hover::before {
    opacity: 1;
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 0%, rgba(230, 126, 34, 0.06) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.product-card:hover .card-glow {
    opacity: 1;
}

.card-content {
    padding: 28px;
    position: relative;
    z-index: 2;
}

.card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
}

.card-icon {
    width: 44px;
    height: 44px;
    color: var(--accent);
    transition: transform var(--transition-base);
}

.product-card:hover .card-icon {
    transform: scale(1.08);
}

.card-icon svg {
    width: 100%;
    height: 100%;
}

.card-meta {
    display: flex;
    gap: 8px;
    align-items: center;
}

.card-tag {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.card-status {
    font-size: 10px;
    font-weight: 700;
    color: var(--accent);
    padding: 3px 8px;
    background: var(--accent-bg);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.card-title {
    font-family: 'Noto Serif SC', 'Playfair Display', serif;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
    letter-spacing: -0.02em;
}

.card-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 18px;
}

.card-features {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 18px;
}

.card-features span {
    font-size: 12px;
    font-weight: 500;
    padding: 5px 10px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.product-card:hover .card-features span {
    background: var(--accent-bg);
    border-color: rgba(230, 126, 34, 0.2);
    color: var(--accent);
}

.card-action {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    transition: gap var(--transition-base);
}

.product-card:hover .card-action {
    gap: 10px;
}

.card-action svg {
    transition: transform var(--transition-base);
}

.product-card:hover .card-action svg {
    transform: translateX(4px);
}

/* ========== Philosophy Section ========== */
.philosophy-section {
    background: var(--bg-subtle);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.philosophy-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.philosophy-left {
    position: relative;
}

.philosophy-text {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
}

.philosophy-quote {
    padding: 20px 24px;
    border-left: 3px solid var(--accent);
    background: var(--accent-bg);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-style: italic;
}

.philosophy-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.philosophy-card {
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.philosophy-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(180deg, var(--gradient-start), var(--gradient-end));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.philosophy-card:hover {
    border-color: rgba(230, 126, 34, 0.2);
    transform: translateX(6px);
    box-shadow: var(--shadow-md);
}

.philosophy-card:hover::before {
    opacity: 1;
}

.card-number {
    font-family: 'Space Grotesk', -apple-system, sans-serif;
    font-size: 11px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 10px;
    letter-spacing: 0.05em;
}

.philosophy-card h4 {
    font-family: 'Noto Serif SC', 'Playfair Display', serif;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}

.philosophy-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========== About Section - Principles ========== */
.principles-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.principle-card {
    padding: 28px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-align: center;
    transition: all var(--transition-slow);
    box-shadow: var(--shadow-xs);
}

.principle-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.principle-card {
    position: relative;
    overflow: hidden;
}

.principle-card:hover {
    border-color: rgba(230, 126, 34, 0.3);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.principle-card:hover::before {
    opacity: 1;
}

.principle-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 16px;
    color: var(--accent);
}

.principle-icon svg {
    width: 100%;
    height: 100%;
}

.principle-card h3 {
    font-family: 'Noto Serif SC', 'Playfair Display', serif;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.principle-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========== CTA Section ========== */
.cta-section {
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(230, 126, 34, 0.06) 0%, transparent 70%);
    z-index: -1;
}

.cta-content {
    text-align: center;
    max-width: 560px;
    margin: 0 auto;
}

.cta-title {
    font-family: 'Playfair Display', 'Noto Serif SC', serif;
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.cta-desc {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ========== Footer ========== */
.footer {
    padding: 48px 0 24px;
    border-top: 1px solid var(--border);
    background: var(--bg-elevated);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 36px;
}

.footer-tagline {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 10px;
    font-style: italic;
}

.footer-links {
    display: flex;
    gap: 56px;
}

.footer-col h4 {
    font-size: 11px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 14px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.footer-col a {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: 10px;
    transition: all var(--transition-fast);
}

.footer-col a:hover { 
    color: var(--accent); 
    transform: translateX(4px);
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid var(--border-light);
    text-align: center;
}

.footer-bottom p {
    font-size: 12px;
    color: var(--text-muted);
}

/* ========== Animations ========== */
@keyframes fade-in-up {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

.hero-badge { animation: fade-in-up 0.6s cubic-bezier(0.4, 0, 0.2, 1) both; }
.hero-title { animation: fade-in-up 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.1s both; }
.hero-subtitle { animation: fade-in-up 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.15s both; }
.hero-actions { animation: fade-in-up 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both; }
.hero-visual { animation: fade-in 1s cubic-bezier(0.4, 0, 0.2, 1) 0.3s both; }

.animate-in {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero {
        min-height: auto;
        padding: 80px 0 40px;
    }
    
    .hero-visual {
        height: 280px;
    }
    
    .orbit-system {
        width: 280px;
        height: 280px;
    }
    
    .orbit-1 { width: 140px; height: 140px; }
    .orbit-2 { width: 210px; height: 210px; }
    .orbit-3 { width: 280px; height: 280px; }
    
    .products-matrix {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .principles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .philosophy-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav, .header-actions { display: none; }
    .mobile-menu-btn { display: flex; }

    .hero { 
        padding: 80px 0 40px; 
    }
    
    .hero-title { font-size: 36px; }
    .hero-subtitle { font-size: 14px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    
    .hero-visual { height: 220px; }

    .section { padding: 48px 0; }

    .products-matrix { grid-template-columns: 1fr; }
    .principles-grid { grid-template-columns: 1fr; }

    .footer-content { flex-direction: column; gap: 32px; }
    .footer-links { gap: 24px; flex-wrap: wrap; }
    .footer-col { min-width: 120px; }

    .cta-actions { flex-direction: column; }
    .cta-actions .btn { width: 100%; }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero { padding: 70px 0 32px; }
    .hero-title { font-size: 30px; }
    
    .card-content { padding: 20px; }
    
    .orbit-system {
        width: 220px;
        height: 220px;
    }
    
    .orbit-1 { width: 110px; height: 110px; }
    .orbit-2 { width: 165px; height: 165px; }
    .orbit-3 { width: 220px; height: 220px; }
    
    .orbit-center {
        width: 56px;
        height: 56px;
        font-size: 22px;
    }
}