/*
   WPS Office 官方下载落地页样式
   延续原模板的单页结构，调整为更贴近 WPS logo 的橙红色系
*/

:root {
    --primary-color: #ff5a36;
    --primary-hover: #f04438;
    --primary-soft: #fff4f1;
    --secondary-color: #f8fafc;
    --text-main: #111827;
    --text-muted: #667085;
    --border-color: #e5e7eb;
    --bg-light: #f3f4f6;
    --white: #ffffff;
    --shadow-soft: 0 16px 40px rgba(17, 24, 39, 0.08);
    --shadow-card: 0 12px 28px rgba(17, 24, 39, 0.06);
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    --transition: all 0.28s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--text-main);
    line-height: 1.6;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    display: block;
}

section {
    padding: 88px 0;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px 24px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, #ff8a45 0%, var(--primary-color) 100%);
    color: var(--white);
    box-shadow: 0 12px 24px rgba(255, 90, 54, 0.22);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ff9b67 0%, var(--primary-hover) 100%);
    color: var(--white);
    transform: translateY(-1px);
}

.btn-outline {
    background: var(--white);
    color: var(--primary-color);
    border-color: rgba(255, 90, 54, 0.18);
}

.btn-outline:hover {
    background: var(--primary-soft);
}

.btn-large {
    min-height: 54px;
    padding: 14px 30px;
    font-size: 1rem;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 10px 0;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 16px;
}

.logo-image {
    max-height: 64px;
    width: auto;
    object-fit: contain;
}

.logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 92px;
    height: 60px;
    border-radius: 18px;
    background: linear-gradient(135deg, #ff8a45 0%, var(--primary-color) 100%);
    color: var(--white);
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: 0.5px;
}

.logo-text {
    font-size: 1.6rem;
    line-height: 1.1;
    font-weight: 700;
    color: var(--text-main);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-links a {
    color: #344054;
    font-size: 0.95rem;
    font-weight: 600;
}

.nav-btn {
    min-height: 42px;
    padding: 10px 18px;
    font-size: 0.94rem;
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.hero {
    padding: 132px 0 88px;
    background:
        radial-gradient(circle at top right, rgba(255, 90, 54, 0.08), transparent 28%),
        linear-gradient(180deg, #fff8f6 0%, #ffffff 55%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
    align-items: center;
    gap: 44px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary-color);
    font-size: 0.92rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-title {
    font-size: 3.25rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 18px;
}

.hero-subtitle {
    font-size: 1.06rem;
    color: var(--text-muted);
    max-width: 620px;
    margin-bottom: 28px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 18px;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 28px;
}

.hero-meta span {
    padding: 7px 12px;
    border-radius: 999px;
    background: var(--white);
    border: 1px solid var(--border-color);
    color: #475467;
    font-size: 0.92rem;
    box-shadow: 0 6px 16px rgba(17, 24, 39, 0.04);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.stat-card {
    padding: 18px 18px 16px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 10px 24px rgba(17, 24, 39, 0.04);
}

.stat-card strong {
    display: block;
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.stat-card span {
    display: block;
    font-size: 0.92rem;
    color: var(--text-muted);
}

.hero-visual {
    position: relative;
}

.hero-main-image {
    width: 100%;
    border-radius: 28px;
    border: 1px solid rgba(255, 90, 54, 0.12);
    box-shadow: var(--shadow-soft);
    object-fit: cover;
}

.workspace-card {
    position: relative;
    padding: 18px;
    border-radius: 28px;
    background: linear-gradient(180deg, #ffffff 0%, #fff8f6 100%);
    border: 1px solid rgba(255, 90, 54, 0.12);
    box-shadow: var(--shadow-soft);
}

.workspace-card::after {
    content: "";
    position: absolute;
    inset: auto -40px -40px auto;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 90, 54, 0.14), rgba(255, 90, 54, 0));
    pointer-events: none;
}

.workspace-header {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.workspace-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ffb089;
}

.workspace-body {
    display: grid;
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 16px;
}

.workspace-sidebar {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 14px 10px;
    border-radius: 20px;
    background: #fff;
    border: 1px solid var(--border-color);
}

.side-pill {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    border-radius: 16px;
    background: #f9fafb;
    color: #475467;
    font-weight: 800;
}

.side-pill.active {
    background: linear-gradient(135deg, #ff8a45 0%, var(--primary-color) 100%);
    color: var(--white);
}

.workspace-panel {
    padding: 22px;
    border-radius: 24px;
    background: var(--white);
    border: 1px solid var(--border-color);
}

.panel-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 18px;
    border-radius: 18px;
    background: linear-gradient(135deg, #fff4f1 0%, #ffffff 100%);
    border: 1px solid rgba(255, 90, 54, 0.12);
    margin-bottom: 18px;
}

.panel-banner strong {
    font-size: 1.1rem;
}

.panel-banner span {
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 700;
}

.panel-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 16px;
}

.mini-card {
    padding: 18px;
    border-radius: 18px;
    background: #f9fafb;
    border: 1px solid var(--border-color);
}

.mini-card h3 {
    font-size: 1rem;
    margin-bottom: 6px;
}

.mini-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.panel-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.panel-footer span {
    padding: 7px 12px;
    border-radius: 999px;
    background: #f3f4f6;
    color: #475467;
    font-size: 0.85rem;
    font-weight: 600;
}

.section-title {
    text-align: center;
    font-size: 2.35rem;
    line-height: 1.2;
    margin-bottom: 14px;
}

.section-subtitle {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 48px;
    color: var(--text-muted);
    font-size: 1.05rem;
}

.bg-light {
    background: var(--secondary-color);
}

.feature-grid,
.workflow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.feature-card,
.workflow-card {
    padding: 28px;
    border-radius: 24px;
    background: var(--white);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
}

.feature-card:hover,
.workflow-card:hover,
.client-card:hover {
    transform: translateY(-4px);
}

.feature-tag,
.workflow-step,
.client-topline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 10px;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary-color);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    margin-bottom: 16px;
}

.feature-card h3,
.workflow-card h3,
.client-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.feature-card p,
.workflow-card p,
.client-card p {
    color: var(--text-muted);
}

.client-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 22px;
}

.client-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 28px 24px;
    border-radius: 24px;
    background: var(--white);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.client-card.recommended {
    border-color: rgba(255, 90, 54, 0.24);
    box-shadow: 0 18px 36px rgba(255, 90, 54, 0.08);
}

.client-icon {
    width: 72px;
    height: 72px;
    margin-bottom: 20px;
    border-radius: 20px;
    background: linear-gradient(180deg, #fff8f6 0%, #ffffff 100%);
    border: 1px solid rgba(255, 90, 54, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
}

.client-icon::before {
    content: "";
    display: block;
    width: 34px;
    height: 34px;
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.win-icon::before { background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox=\"0 0 24 24\" fill=\"%23ff5a36\"><path d=\"M1 4.2l9-1.3v8.5H1V4.2zm10.5-1.5L23 1v10.4H11.5V2.7zM1 12.6h9v8.5l-9-1.2v-7.3zm10.5 0H23V23l-11.5-1.6v-8.8z\"/></svg>'); }
.mac-icon::before { background-image: url('data:image/svg+xml;utf8,<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 24 24\" fill=\"%23ff5a36\"><path d=\"M16.37 12.16c.03 3.1 2.72 4.13 2.75 4.14-.02.07-.43 1.48-1.41 2.93-.85 1.25-1.73 2.49-3.12 2.52-1.37.03-1.81-.81-3.38-.81-1.58 0-2.06.79-3.35.84-1.34.05-2.36-1.34-3.22-2.58-1.75-2.53-3.09-7.15-1.29-10.27.89-1.55 2.49-2.53 4.23-2.56 1.32-.03 2.57.89 3.37.89.8 0 2.3-1.1 3.88-.94.66.03 2.53.27 3.73 2.03-.09.06-2.22 1.29-2.19 3.81zM14.7 3.6c.71-.86 1.2-2.06 1.07-3.26-1.02.04-2.25.67-2.98 1.53-.66.76-1.24 1.98-1.09 3.14 1.14.09 2.29-.58 3-1.41z\"/></svg>'); }
.linux-icon::before { background-image: url('data:image/svg+xml;utf8,<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 24 24\" fill=\"%23ff5a36\"><path d=\"M12 2c2.21 0 4 2.01 4 4.5 0 1.28-.47 2.43-1.22 3.25.37.56.72 1.17 1.01 1.84.8 1.83 1.21 3.78 1.21 5.81 0 2.15-2.24 3.6-5 3.6s-5-1.45-5-3.6c0-2.03.41-3.98 1.21-5.81.29-.67.64-1.28 1.01-1.84C8.47 8.93 8 7.78 8 6.5 8 4.01 9.79 2 12 2zm-1.5 5.25a.75.75 0 100-1.5.75.75 0 000 1.5zm3 0a.75.75 0 100-1.5.75.75 0 000 1.5zM12 19.7c1.78 0 3.2-.74 3.2-1.85 0-.95-.23-2.08-.69-3.24H9.49c-.46 1.16-.69 2.29-.69 3.24 0 1.11 1.42 1.85 3.2 1.85z\"/></svg>'); }
.android-icon::before { background-image: url('data:image/svg+xml;utf8,<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 24 24\" fill=\"%23ff5a36\"><path d=\"M7.2 7.7l-1.3-2.2a.35.35 0 01.12-.49.35.35 0 01.49.12l1.33 2.29A9.26 9.26 0 0112 6.5c1.5 0 2.92.34 4.19.92l1.33-2.29a.35.35 0 01.48-.12c.17.1.22.32.13.49L16.8 7.7A7.15 7.15 0 0120 13H4a7.15 7.15 0 013.2-5.3zM9 10a.7.7 0 100-1.4A.7.7 0 009 10zm6 0a.7.7 0 100-1.4A.7.7 0 0015 10zm-9.5 4h13v4.2A1.8 1.8 0 0116.7 20h-.9v2a.8.8 0 01-1.6 0v-2H9.8v2a.8.8 0 01-1.6 0v-2h-.9a1.8 1.8 0 01-1.8-1.8V14z\"/></svg>'); }
.ios-icon::before { background-image: url('data:image/svg+xml;utf8,<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 24 24\" fill=\"%23ff5a36\"><path d=\"M16.37 12.16c.03 3.1 2.72 4.13 2.75 4.14-.02.07-.43 1.48-1.41 2.93-.85 1.25-1.73 2.49-3.12 2.52-1.37.03-1.81-.81-3.38-.81-1.58 0-2.06.79-3.35.84-1.34.05-2.36-1.34-3.22-2.58-1.75-2.53-3.09-7.15-1.29-10.27.89-1.55 2.49-2.53 4.23-2.56 1.32-.03 2.57.89 3.37.89.8 0 2.3-1.1 3.88-.94.66.03 2.53.27 3.73 2.03-.09.06-2.22 1.29-2.19 3.81zM14.7 3.6c.71-.86 1.2-2.06 1.07-3.26-1.02.04-2.25.67-2.98 1.53-.66.76-1.24 1.98-1.09 3.14 1.14.09 2.29-.58 3-1.41z\"/></svg>'); }

.client-card p {
    margin-bottom: 16px;
    flex-grow: 1;
}

.client-meta {
    display: inline-flex;
    align-items: center;
    padding: 7px 12px;
    border-radius: 999px;
    background: #f9fafb;
    color: #475467;
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.faq-list {
    max-width: 860px;
    margin: 0 auto;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.faq-item + .faq-item {
    border-top: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px 26px;
    background: none;
    border: 0;
    text-align: left;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-main);
    cursor: pointer;
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.28s ease;
}

.faq-answer p {
    padding: 0 26px 22px;
    color: var(--text-muted);
}

.faq-item.active .icon {
    transform: rotate(45deg);
}

.icon {
    font-size: 1.5rem;
    line-height: 1;
    transition: transform 0.28s ease;
}

.footer {
    background: #111827;
    color: #cbd5e1;
    padding: 76px 0 20px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand {
    flex: 1;
    min-width: 260px;
}

.footer-logo {
    font-size: 1.7rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 14px;
}

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

.link-group h4 {
    color: var(--white);
    margin-bottom: 16px;
    font-size: 1rem;
}

.link-group a {
    display: block;
    margin-bottom: 10px;
    color: #cbd5e1;
}

.link-group a:hover {
    color: #ffffff;
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    font-size: 0.92rem;
}

@media (max-width: 960px) {
    .hero-container {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        order: -1;
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
    }
}

@media (max-width: 768px) {
    section {
        padding: 72px 0;
    }

    .hero {
        padding-top: 124px;
    }

    .hero-title {
        font-size: 2.35rem;
    }

    .section-title {
        font-size: 1.9rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn,
    .nav-btn {
        width: 100%;
    }

    .workspace-body {
        grid-template-columns: 1fr;
    }

    .workspace-sidebar {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .panel-grid,
    .client-grid,
    .feature-grid,
    .workflow-grid {
        grid-template-columns: 1fr;
    }

    .footer-container,
    .footer-links {
        flex-direction: column;
    }
}