/* WPS 创意版 - WPS Creative Edition Style */
:root {
    --wps-orange: #FF5C00;
    --wps-orange-light: rgba(255, 92, 0, 0.1);
    --wps-text: #1D1D1F;
    --wps-sub: #66666B;
    --wps-bg: #FFF9F5; /* 胡萝卜暖色底色 */
    --wps-white: #FFFFFF;
    --wps-border: rgba(255, 92, 0, 0.08);
    --font-main: 'Inter', 'Noto Sans SC', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-main);
    color: var(--wps-text);
    background-color: var(--wps-bg);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header Navigation */
.wps-nav {
    height: 80px;
    background: rgba(255, 249, 245, 0.85);
    backdrop-filter: blur(20px);
    position: fixed;
    top: 0; width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--wps-border);
}

.nav-flex {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.wps-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.5px;
}
.wps-logo span span {
    font-size: 10px;
    background: var(--wps-orange);
    color: white;
    padding: 2px 6px;
    border-radius: 4px;
    vertical-align: middle;
    margin-left: 4px;
}
.logo-box { width: 32px; height: 32px; }
.logo-box.small { width: 24px; height: 24px; }

.nav-links { display: flex; align-items: center; gap: 40px; }
.nav-links a {
    text-decoration: none;
    color: var(--wps-text);
    font-size: 14px;
    font-weight: 600;
    transition: 0.2s;
}
.nav-links a:hover { color: var(--wps-orange); }

.btn-nav-dl {
    background: var(--wps-text);
    color: white !important;
    padding: 10px 24px;
    border-radius: 50px;
}
.btn-nav-dl:hover { background: var(--wps-orange); transform: translateY(-2px); }

/* Hero Section */
.wps-hero {
    padding: 160px 0 100px;
    overflow: hidden;
}

.hero-layout {
    display: flex;
    align-items: center;
    gap: 80px;
}

.hero-text { flex: 1.2; }
.hero-label {
    font-size: 12px;
    font-weight: 800;
    color: var(--wps-orange);
    letter-spacing: 2px;
    margin-bottom: 24px;
}

.hero-h1 {
    font-size: 64px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 32px;
    letter-spacing: -2px;
}

.hero-p {
    font-size: 18px;
    color: var(--wps-sub);
    margin-bottom: 48px;
    max-width: 560px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 32px;
}

.btn-hero-main {
    text-decoration: none;
    background: var(--wps-orange);
    color: white;
    padding: 20px 48px;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 700;
    transition: 0.3s;
    box-shadow: 0 10px 30px rgba(255, 92, 0, 0.2);
}
.btn-hero-main:hover { transform: translateY(-4px); box-shadow: 0 20px 40px rgba(255, 92, 0, 0.3); }

.platform-icons {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--wps-sub);
}
.platform-icons span { font-size: 12px; font-weight: 600; text-transform: uppercase; margin-right: 8px; }

/* Hero Visual Mockup */
.hero-visual { flex: 1; }
.app-window-mock {
    background: white;
    border-radius: 20px;
    box-shadow: 0 40px 100px rgba(0,0,0,0.06);
    border: 1px solid var(--wps-border);
    overflow: hidden;
    animation: floatApp 6s infinite ease-in-out;
}
@keyframes floatApp { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-15px); } }

.mock-nav { height: 40px; background: #F9FAFB; display: flex; align-items: center; padding: 0 16px; gap: 20px; border-bottom: 1px solid var(--wps-border); }
.mock-dots { display: flex; gap: 6px; }
.mock-dots span { width: 8px; height: 8px; border-radius: 50%; background: #E5E7EB; }
.mock-tab { font-size: 11px; color: var(--wps-sub); font-weight: 600; padding: 4px 12px; background: white; border-radius: 4px; border: 1px solid var(--wps-border); }

.mock-content { padding: 24px; position: relative; }
.mock-toolbar { height: 32px; display: flex; gap: 16px; margin-bottom: 24px; }
.mt-group { display: flex; gap: 8px; }
.mt-group span { height: 100%; width: 24px; background: #F3F4F6; border-radius: 4px; }

.mock-doc-body { position: relative; }
.m-line { height: 12px; background: #F3F4F6; margin-bottom: 16px; border-radius: 6px; }
.m-line.short { width: 60%; }

.mock-ai-bubble {
    position: absolute; bottom: -40px; right: -20px;
    width: 240px; background: white; border-radius: 12px;
    box-shadow: 0 20px 40px rgba(255, 92, 0, 0.15);
    border: 1px solid var(--wps-orange-light);
    padding: 16px; animation: floatAI 4s infinite ease-in-out;
}
@keyframes floatAI { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.mai-header { font-size: 10px; font-weight: 800; color: var(--wps-orange); margin-bottom: 8px; letter-spacing: 1px; }
.mai-text { font-size: 12px; color: var(--wps-text); font-weight: 600; margin-bottom: 12px; }
.mai-btns { display: flex; gap: 8px; }
.mai-btns span { font-size: 10px; padding: 4px 10px; background: #F9FAFB; border-radius: 4px; color: var(--wps-sub); border: 1px solid var(--wps-border); }

/* Whiteboard Section */
.whiteboard-sec { padding: 120px 0; background: white; }
.whiteboard-layout { display: flex; align-items: center; gap: 100px; }
.wb-text { flex: 1; }
.wb-features { margin-top: 48px; display: grid; gap: 32px; }
.wbf-item { display: flex; gap: 20px; align-items: flex-start; }
.wbf-item svg { width: 24px; height: 24px; color: var(--wps-orange); margin-top: 4px; }
.wbf-item h4 { font-size: 18px; font-weight: 800; margin-bottom: 8px; }
.wbf-item p { font-size: 14px; color: var(--wps-sub); }

.wb-visual { flex: 1.2; position: relative; }
.wb-mock-canvas {
    height: 400px; background: #F9FAFB; border: 1px solid var(--wps-border); border-radius: 20px;
    position: relative; overflow: hidden;
    background-image: radial-gradient(#E5E7EB 1px, transparent 1px); background-size: 20px 20px;
}
.wb-sticky {
    position: absolute; padding: 12px 20px; border-radius: 4px; font-size: 12px; font-weight: 700;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}
.wb-sticky.s1 { top: 40px; left: 40px; background: #FFEB3B; transform: rotate(-5deg); }
.wb-sticky.s2 { top: 120px; right: 60px; background: #81D4FA; transform: rotate(3deg); }
.wb-node {
    position: absolute; top: 220px; left: 140px; padding: 16px 32px; background: white;
    border: 2px solid var(--wps-orange); border-radius: 50px; font-weight: 800; color: var(--wps-orange);
}
.wb-connector { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; }

/* Productivity Section */
.prod-sec { padding: 100px 0; }
.sec-label { font-size: 11px; font-weight: 800; color: var(--wps-orange); letter-spacing: 3px; margin-bottom: 16px; display: block; }
.sec-h2 { font-size: 40px; font-weight: 900; margin-bottom: 60px; letter-spacing: -1px; }

.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.prod-card {
    padding: 48px 32px;
    background: white;
    border-radius: 24px;
    border: 1px solid var(--wps-border);
    transition: 0.3s;
}
.prod-card:hover { transform: translateY(-10px); border-color: var(--wps-orange); box-shadow: 0 20px 40px rgba(0,0,0,0.02); }
.p-icon { margin-bottom: 24px; }
.p-icon svg { width: 40px; height: 40px; color: var(--wps-orange); stroke-width: 1.5; }
.prod-card h3 { font-size: 20px; font-weight: 800; margin-bottom: 12px; }

/* AI Section */
.ai-sec { padding: 100px 0; }
.ai-glass-panel {
    background: var(--wps-text);
    color: white;
    border-radius: 40px;
    padding: 80px;
    display: flex;
    align-items: center;
    gap: 100px;
    position: relative;
    overflow: hidden;
}
.ai-content { flex: 1.2; }
.ai-features { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 48px; }
.af-item h4 { font-size: 18px; margin-bottom: 12px; color: var(--wps-orange); }
.af-item p { font-size: 14px; color: rgba(255,255,255,0.6); }

.ai-visual { flex: 0.8; display: flex; justify-content: center; }
.ai-orb {
    width: 200px; height: 200px; position: relative;
    display: flex; align-items: center; justify-content: center;
}
.orb-core { width: 100px; height: 100px; background: var(--wps-orange); border-radius: 50%; filter: blur(40px); animation: pulseOrb 4s infinite alternate; }
.orb-ring { position: absolute; width: 100%; height: 100%; border: 2px dashed rgba(255,255,255,0.2); border-radius: 50%; animation: rotateRing 10s infinite linear; }
@keyframes pulseOrb { from { transform: scale(0.8); opacity: 0.5; } to { transform: scale(1.2); opacity: 0.8; } }
@keyframes rotateRing { 100% { transform: rotate(360deg); } }

/* Security Section */
.security-sec { padding: 100px 0; }
.security-layout { display: flex; align-items: center; gap: 100px; }
.sec-visual { flex: 0.8; display: flex; justify-content: center; }
.shield-wrap { width: 180px; height: 220px; position: relative; }
.shield-base { width: 100%; height: 100%; background: var(--wps-text); clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%); }
.shield-glow { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: var(--wps-orange); opacity: 0.1; filter: blur(30px); animation: shieldPulse 3s infinite alternate; }
@keyframes shieldPulse { from { opacity: 0.1; transform: scale(1); } to { opacity: 0.3; transform: scale(1.1); } }

.sec-text { flex: 1.2; }
.sec-tags { display: flex; gap: 16px; margin-top: 40px; }
.st-item { padding: 6px 16px; background: white; border: 1px solid var(--wps-border); border-radius: 50px; font-size: 13px; font-weight: 600; color: var(--wps-sub); }

/* Template Section */
.template-sec { padding: 120px 0; background: rgba(255, 92, 0, 0.02); }
.temp-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin: 60px 0; }
.temp-item { height: 300px; background: white; border-radius: 12px; border: 1px solid var(--wps-border); transition: 0.4s; }
.temp-item:hover { transform: translateY(-10px) scale(1.02); box-shadow: 0 30px 60px rgba(255, 92, 0, 0.05); }
.temp-cta { text-align: center; }
.btn-temp-more { display: inline-block; margin-top: 32px; color: var(--wps-orange); text-decoration: none; font-weight: 800; border-bottom: 2px solid var(--wps-orange); padding-bottom: 4px; }

/* Collaboration Section */
.collab-sec { padding: 120px 0; }
.collab-layout { display: flex; align-items: center; gap: 100px; }
.collab-visual { flex: 1; }
.sync-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.sync-item { height: 120px; background: white; border: 1px solid var(--wps-border); border-radius: 12px; }

.collab-text { flex: 1; }
.collab-stats { display: flex; gap: 60px; margin-top: 48px; }
.cs-item strong { display: block; font-size: 32px; color: var(--wps-text); }
.cs-item span { font-size: 13px; color: var(--wps-sub); font-weight: 600; text-transform: uppercase; }

/* Footer */
.wps-footer { padding: 100px 0 40px; background: #F9F7F2; border-top: 1px solid var(--wps-border); }
.ft-inner { display: flex; justify-content: space-between; gap: 100px; margin-bottom: 60px; }
.ft-brand { flex: 1.5; }
.ft-brand p { margin-top: 24px; color: var(--wps-sub); font-size: 14px; line-height: 1.8; max-width: 360px; }
.ft-links { flex: 2; display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; }
.ft-col h4 { font-size: 14px; font-weight: 800; margin-bottom: 24px; text-transform: uppercase; }
.ft-col a { display: block; text-decoration: none; color: var(--wps-sub); font-size: 14px; margin-bottom: 12px; transition: 0.2s; }
.ft-col a:hover { color: var(--wps-orange); }

.ft-bottom { padding-top: 40px; border-top: 1px solid var(--wps-border); text-align: center; font-size: 12px; color: #9CA3AF; }

/* Responsive */
@media (max-width: 1024px) {
    .hero-layout, .collab-layout, .core-glass-panel, .ft-inner { flex-direction: column; text-align: center; }
    .hero-h1 { font-size: 48px; }
    .hero-actions, .collab-stats { justify-content: center; }
    .prod-grid { grid-template-columns: repeat(2, 1fr); }
    .ft-brand p { margin: 24px auto 0; }
}
@media (max-width: 640px) {
    .prod-grid { grid-template-columns: 1fr; }
    .nav-links { display: none; }
}