/* ============================================
   糖心 - 原创样式表
   品牌：糖心 | 域名：zlgjww.cn
   主题：森林绿自然风格
   ============================================ */

:root {
    --forest: #1B5E20;
    --forest-light: #4CAF50;
    --forest-dark: #0D3B12;
    --bamboo: #2D8C3C;
    --earth: #3E2723;
    --sand: #F5F0E8;
    --cream: #FFFDF7;
    --sky: #E8F5E9;
    --bark: #5D4037;
    --leaf: #81C784;
    --gold: #F9A825;
    --water: #0288D1;
    --txt-main: #1A1A1A;
    --txt-sub: #5F6368;
    --txt-muted: #9AA0A6;
    --border: #E0E0E0;
    --shadow-s: 0 2px 8px rgba(27,94,32,0.06);
    --shadow-m: 0 6px 20px rgba(27,94,32,0.10);
    --shadow-l: 0 12px 40px rgba(27,94,32,0.14);
    --rad-s: 6px;
    --rad-m: 10px;
    --rad-l: 16px;
    --rad-xl: 24px;
    --ease: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --wrap: 1200px;
}

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

html { scroll-behavior:smooth; font-size:16px; }

body {
    font-family: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    color: var(--txt-main);
    background: var(--cream);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a { color: var(--forest); text-decoration:none; transition: var(--ease); }
a:hover { color: var(--bamboo); }

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

.wrap { max-width: var(--wrap); margin:0 auto; padding:0 20px; }

/* ===== Header ===== */
.site-hd {
    background: rgba(255,253,247,0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 999;
    padding: 0;
}
.hd-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}
.hd-logo { display:flex; align-items:center; gap:8px; }
.hd-logo img { height:42px; width:auto; }
.hd-logo .brand-txt { font-size:22px; font-weight:700; color:var(--forest); }

.hd-nav { display:flex; gap:28px; list-style:none; }
.hd-nav a {
    font-size: 15px;
    color: var(--txt-sub);
    font-weight: 500;
    padding: 6px 0;
    position: relative;
}
.hd-nav a::after {
    content:'';
    position:absolute;
    bottom:0;
    left:0;
    width:0;
    height:2px;
    background:var(--forest);
    transition: var(--ease);
}
.hd-nav a:hover, .hd-nav a.cur {
    color: var(--forest);
}
.hd-nav a:hover::after, .hd-nav a.cur::after { width:100%; }

.hd-search {
    display:flex;
    align-items:center;
    background: var(--sky);
    border-radius: 20px;
    padding: 6px 14px;
    gap: 6px;
}
.hd-search input {
    border:none;
    background:transparent;
    outline:none;
    font-size:14px;
    width:140px;
    color:var(--txt-main);
}
.hd-search button {
    border:none;
    background:none;
    cursor:pointer;
    color:var(--forest);
    font-size:16px;
}

.menu-btn {
    display:none;
    background:none;
    border:none;
    font-size:24px;
    color:var(--forest);
    cursor:pointer;
}

/* ===== Breadcrumb ===== */
.crumb {
    padding: 12px 0;
    font-size: 13px;
    color: var(--txt-muted);
}
.crumb a { color: var(--txt-sub); }
.crumb a:hover { color: var(--forest); }
.crumb span { margin: 0 6px; }

/* ===== Hero Banner ===== */
.hero {
    position: relative;
    height: 520px;
    overflow: hidden;
    border-radius: 0 0 var(--rad-xl) var(--rad-xl);
}
.hero-img {
    width:100%;
    height:100%;
    object-fit:cover;
}
.hero-mask {
    position:absolute;
    inset:0;
    background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.55) 100%);
}
.hero-body {
    position:absolute;
    bottom:60px;
    left:0;
    right:0;
    text-align:center;
    color:#fff;
    padding:0 20px;
}
.hero-body h1 {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 14px;
    text-shadow: 0 2px 12px rgba(0,0,0,0.3);
}
.hero-body h1 em {
    font-style:normal;
    color: var(--leaf);
}
.hero-body p {
    font-size: 17px;
    max-width: 680px;
    margin: 0 auto 20px;
    opacity: 0.92;
    text-shadow: 0 1px 6px rgba(0,0,0,0.2);
}
.hero-tags { display:flex; gap:10px; justify-content:center; flex-wrap:wrap; }
.hero-tags span {
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(6px);
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 13px;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.3);
}

/* ===== Section ===== */
.sec { padding: 56px 0; }
.sec-alt { background: var(--sky); }
.sec-hd {
    text-align: center;
    margin-bottom: 40px;
}
.sec-hd h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--forest-dark);
    margin-bottom: 10px;
}
.sec-hd p {
    font-size: 15px;
    color: var(--txt-sub);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Stats Bar ===== */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 30px 0;
}
.stat-box {
    text-align: center;
    padding: 20px;
    background: #fff;
    border-radius: var(--rad-m);
    box-shadow: var(--shadow-s);
}
.stat-num {
    font-size: 30px;
    font-weight: 800;
    color: var(--forest);
}
.stat-lbl {
    font-size: 13px;
    color: var(--txt-sub);
    margin-top: 4px;
}

/* ===== Video Cards ===== */
.vid-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.vid-card {
    background: #fff;
    border-radius: var(--rad-m);
    overflow: hidden;
    box-shadow: var(--shadow-s);
    transition: var(--ease);
    cursor: pointer;
}
.vid-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-m);
}
.vid-thumb {
    position: relative;
    padding-top: 56.25%;
    overflow: hidden;
}
.vid-thumb img {
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
    transition: var(--ease);
}
.vid-card:hover .vid-thumb img { transform: scale(1.05); }
.vid-len {
    position:absolute;
    bottom:8px;
    right:8px;
    background:rgba(0,0,0,0.72);
    color:#fff;
    font-size:12px;
    padding:2px 8px;
    border-radius:4px;
}
.play-icon {
    position:absolute;
    inset:0;
    display:flex;
    align-items:center;
    justify-content:center;
    opacity:0;
    transition: var(--ease);
}
.vid-card:hover .play-icon { opacity:1; }
.play-circle {
    width:56px;
    height:56px;
    background:rgba(27,94,32,0.85);
    border-radius:50%;
    display:flex;
    align-items:center;
    justify-content:center;
}
.play-tri {
    width:0;
    height:0;
    border-style:solid;
    border-width:10px 0 10px 18px;
    border-color:transparent transparent transparent #fff;
    margin-left:3px;
}
.vid-info { padding: 14px 16px; }
.vid-info h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--txt-main);
    margin-bottom: 8px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.vid-data {
    display:flex;
    gap:14px;
    font-size:12px;
    color:var(--txt-muted);
    margin-bottom:8px;
}
.vid-tags { display:flex; gap:6px; flex-wrap:wrap; }
.vid-tags span {
    font-size:11px;
    padding:2px 8px;
    border-radius:12px;
    background:var(--sky);
    color:var(--bamboo);
}

/* ===== Service Cards ===== */
.svc-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.svc-card {
    background: #fff;
    border-radius: var(--rad-m);
    padding: 28px 20px;
    text-align: center;
    box-shadow: var(--shadow-s);
    transition: var(--ease);
    border: 1px solid transparent;
}
.svc-card:hover {
    border-color: var(--forest-light);
    box-shadow: var(--shadow-m);
    transform: translateY(-3px);
}
.svc-icon {
    width:52px;
    height:52px;
    margin:0 auto 14px;
    border-radius:var(--rad-m);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:26px;
}
.svc-icon.green { background:#E8F5E9; color:#2E7D32; }
.svc-icon.blue { background:#E3F2FD; color:#1565C0; }
.svc-icon.amber { background:#FFF8E1; color:#F57F17; }
.svc-icon.brown { background:#EFEBE9; color:#4E342E; }
.svc-icon.teal { background:#E0F2F1; color:#00695C; }
.svc-icon.purple { background:#F3E5F5; color:#6A1B9A; }
.svc-card h3 {
    font-size:16px;
    font-weight:600;
    color:var(--txt-main);
    margin-bottom:8px;
}
.svc-card p {
    font-size:13px;
    color:var(--txt-sub);
    line-height:1.6;
}

/* ===== Community Features ===== */
.comm-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.comm-card {
    background: #fff;
    border-radius: var(--rad-m);
    padding: 24px;
    box-shadow: var(--shadow-s);
    transition: var(--ease);
    border-left: 4px solid var(--forest);
}
.comm-card:hover { box-shadow: var(--shadow-m); }
.comm-card h3 {
    font-size:16px;
    font-weight:600;
    margin-bottom:8px;
    color:var(--forest-dark);
}
.comm-card p {
    font-size:13px;
    color:var(--txt-sub);
    line-height:1.6;
}

/* ===== Expert Grid ===== */
.exp-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.exp-card {
    background: #fff;
    border-radius: var(--rad-m);
    overflow: hidden;
    box-shadow: var(--shadow-s);
    text-align: center;
    transition: var(--ease);
}
.exp-card:hover { box-shadow: var(--shadow-m); transform:translateY(-3px); }
.exp-avatar {
    width:100px;
    height:100px;
    border-radius:50%;
    object-fit:cover;
    margin:24px auto 12px;
    border:3px solid var(--sky);
}
.exp-card h3 {
    font-size:16px;
    font-weight:600;
    color:var(--txt-main);
}
.exp-role {
    font-size:13px;
    color:var(--bamboo);
    margin-bottom:8px;
}
.exp-desc {
    font-size:12px;
    color:var(--txt-sub);
    padding:0 16px;
    line-height:1.6;
    margin-bottom:16px;
}
.exp-btns {
    display:flex;
    gap:8px;
    justify-content:center;
    padding:0 16px 20px;
}

/* ===== Buttons ===== */
.btn-main {
    display:inline-block;
    background:var(--forest);
    color:#fff;
    padding:10px 22px;
    border-radius:var(--rad-xl);
    font-size:14px;
    font-weight:500;
    border:none;
    cursor:pointer;
    transition:var(--ease);
}
.btn-main:hover { background:var(--bamboo); color:#fff; }
.btn-line {
    display:inline-block;
    background:transparent;
    color:var(--forest);
    padding:10px 22px;
    border-radius:var(--rad-xl);
    font-size:14px;
    font-weight:500;
    border:1px solid var(--forest);
    cursor:pointer;
    transition:var(--ease);
}
.btn-line:hover { background:var(--forest); color:#fff; }
.btn-sm { padding:6px 14px; font-size:12px; }

/* ===== HowTo Steps ===== */
.howto-list {
    display:grid;
    grid-template-columns: repeat(4, 1fr);
    gap:20px;
    counter-reset: step;
}
.howto-item {
    background:#fff;
    border-radius:var(--rad-m);
    padding:24px 20px;
    box-shadow:var(--shadow-s);
    position:relative;
    counter-increment:step;
}
.howto-item::before {
    content: counter(step);
    display:block;
    width:36px;
    height:36px;
    line-height:36px;
    text-align:center;
    background:var(--forest);
    color:#fff;
    border-radius:50%;
    font-weight:700;
    font-size:16px;
    margin-bottom:12px;
}
.howto-item h3 {
    font-size:15px;
    font-weight:600;
    margin-bottom:8px;
    color:var(--txt-main);
}
.howto-item p {
    font-size:13px;
    color:var(--txt-sub);
    line-height:1.6;
}

/* ===== FAQ ===== */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item {
    background:#fff;
    border-radius:var(--rad-m);
    margin-bottom:12px;
    box-shadow:var(--shadow-s);
    overflow:hidden;
}
.faq-q {
    padding:16px 20px;
    font-size:15px;
    font-weight:600;
    color:var(--txt-main);
    cursor:pointer;
    display:flex;
    justify-content:space-between;
    align-items:center;
    transition:var(--ease);
}
.faq-q:hover { color:var(--forest); }
.faq-arrow {
    font-size:18px;
    transition:transform 0.3s;
    color:var(--txt-muted);
}
.faq-item.open .faq-arrow { transform:rotate(180deg); }
.faq-a {
    padding:0 20px 16px;
    font-size:14px;
    color:var(--txt-sub);
    line-height:1.7;
    display:none;
}
.faq-item.open .faq-a { display:block; }

/* ===== Reviews ===== */
.rev-grid {
    display:grid;
    grid-template-columns: repeat(2, 1fr);
    gap:20px;
}
.rev-card {
    background:#fff;
    border-radius:var(--rad-m);
    padding:20px;
    box-shadow:var(--shadow-s);
}
.rev-top {
    display:flex;
    align-items:center;
    gap:12px;
    margin-bottom:12px;
}
.rev-ava {
    width:44px;
    height:44px;
    border-radius:50%;
    background:var(--sky);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:18px;
    color:var(--forest);
    font-weight:700;
}
.rev-name {
    font-size:15px;
    font-weight:600;
    color:var(--txt-main);
}
.rev-date {
    font-size:12px;
    color:var(--txt-muted);
}
.rev-stars {
    color:var(--gold);
    font-size:14px;
    margin-bottom:8px;
}
.rev-txt {
    font-size:14px;
    color:var(--txt-sub);
    line-height:1.7;
}

/* ===== Partners ===== */
.brand-wall {
    display:flex;
    gap:30px;
    justify-content:center;
    align-items:center;
    flex-wrap:wrap;
    padding:20px 0;
}
.brand-wall span {
    font-size:18px;
    font-weight:700;
    color:var(--txt-muted);
    opacity:0.6;
    transition:var(--ease);
}
.brand-wall span:hover { opacity:1; color:var(--forest); }

/* ===== Contact ===== */
.ct-grid {
    display:grid;
    grid-template-columns: repeat(3, 1fr);
    gap:20px;
}
.ct-card {
    background:#fff;
    border-radius:var(--rad-m);
    padding:24px;
    box-shadow:var(--shadow-s);
    text-align:center;
}
.ct-card h3 {
    font-size:16px;
    font-weight:600;
    color:var(--forest-dark);
    margin-bottom:10px;
}
.ct-card p {
    font-size:13px;
    color:var(--txt-sub);
    line-height:1.7;
}

/* ===== Share Bar ===== */
.share-row {
    display:flex;
    gap:10px;
    justify-content:center;
    padding:20px 0;
}
.share-link {
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:8px 16px;
    border-radius:var(--rad-xl);
    font-size:13px;
    font-weight:500;
    color:#fff;
    transition:var(--ease);
}
.share-link:hover { opacity:0.85; color:#fff; }
.share-link.wx { background:#07C160; }
.share-link.wb { background:#E6162D; }
.share-link.dy { background:#000; }
.share-link.bl { background:#00A1D6; }

/* ===== Footer ===== */
.site-ft {
    background: var(--earth);
    color: #ccc;
    padding: 48px 0 0;
}
.ft-grid {
    display:grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap:30px;
    padding-bottom:30px;
    border-bottom:1px solid rgba(255,255,255,0.1);
}
.ft-brand h3 {
    font-size:20px;
    color:#fff;
    font-weight:700;
    margin-bottom:10px;
}
.ft-brand p {
    font-size:13px;
    line-height:1.7;
    color:#aaa;
}
.ft-col h4 {
    font-size:15px;
    color:#fff;
    font-weight:600;
    margin-bottom:12px;
}
.ft-col a {
    display:block;
    font-size:13px;
    color:#aaa;
    padding:4px 0;
}
.ft-col a:hover { color:var(--leaf); }
.ft-qr {
    display:flex;
    gap:16px;
    margin-top:12px;
}
.ft-qr-item { text-align:center; }
.ft-qr-item img {
    width:90px;
    height:90px;
    border-radius:var(--rad-s);
    border:2px solid rgba(255,255,255,0.1);
}
.ft-qr-item span {
    display:block;
    font-size:11px;
    color:#888;
    margin-top:4px;
}
.ft-bottom {
    text-align:center;
    padding:20px 0;
    font-size:12px;
    color:#777;
}

/* ===== Publish Info ===== */
.pub-info {
    display:flex;
    gap:16px;
    font-size:12px;
    color:var(--txt-muted);
    padding:8px 0;
    flex-wrap:wrap;
}

/* ===== Trust ===== */
.trust-row {
    display:flex;
    gap:24px;
    justify-content:center;
    flex-wrap:wrap;
    padding:20px 0;
    font-size:13px;
    color:var(--txt-sub);
}
.trust-row span { display:flex; align-items:center; gap:6px; }

/* ===== Inner Page Hero ===== */
.pg-hero {
    background: linear-gradient(135deg, var(--forest) 0%, var(--bamboo) 100%);
    padding: 48px 0;
    text-align: center;
    color: #fff;
    border-radius: 0 0 var(--rad-xl) var(--rad-xl);
}
.pg-hero h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
}
.pg-hero p {
    font-size: 15px;
    opacity: 0.88;
    max-width: 560px;
    margin: 0 auto;
}

/* ===== Animate ===== */
.anim-up {
    opacity:0;
    transform:translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.anim-up.show {
    opacity:1;
    transform:translateY(0);
}

/* ===== MCP Widget ===== */
.mcp-box {
    background:#fff;
    border:1px solid var(--border);
    border-radius:var(--rad-m);
    padding:16px;
    margin-top:20px;
}
.mcp-dot {
    display:inline-block;
    width:8px;
    height:8px;
    border-radius:50%;
    background:var(--forest-light);
    margin-right:6px;
    animation:pulse 2s infinite;
}
@keyframes pulse {
    0%,100% { opacity:1; }
    50% { opacity:0.4; }
}

/* ===== Responsive ===== */
@media(max-width:1024px) {
    .vid-grid, .svc-grid, .exp-grid, .howto-list { grid-template-columns:repeat(2,1fr); }
    .ft-grid { grid-template-columns:1fr 1fr; }
    .stats { grid-template-columns:repeat(2,1fr); }
}
@media(max-width:768px) {
    .hd-nav { display:none; }
    .hd-nav.open {
        display:flex;
        flex-direction:column;
        position:absolute;
        top:68px;
        left:0;
        right:0;
        background:#fff;
        padding:20px;
        box-shadow:var(--shadow-m);
        gap:12px;
    }
    .menu-btn { display:block; }
    .hero { height:360px; }
    .hero-body h1 { font-size:24px; }
    .vid-grid { grid-template-columns:1fr; }
    .svc-grid { grid-template-columns:1fr 1fr; }
    .comm-grid { grid-template-columns:1fr; }
    .exp-grid { grid-template-columns:1fr 1fr; }
    .howto-list { grid-template-columns:1fr; }
    .rev-grid { grid-template-columns:1fr; }
    .ct-grid { grid-template-columns:1fr; }
    .ft-grid { grid-template-columns:1fr; }
    .stats { grid-template-columns:1fr 1fr; }
    .hd-search { display:none; }
}
@media(max-width:480px) {
    .svc-grid { grid-template-columns:1fr; }
    .exp-grid { grid-template-columns:1fr; }
    .stats { grid-template-columns:1fr; }
}