/* ============================================================
   副业 SOP 展示站 - 前台样式
   ============================================================ */

:root {
    --primary: #0f766e;          /* 主色 深青 */
    --primary-light: #14b8a6;
    --primary-bg: #ecfdf5;
    --accent: #f59e0b;           /* 强调 琥珀 */
    --ink: #0f172a;
    --ink-2: #475569;
    --ink-3: #94a3b8;
    --line: #e2e8f0;
    --bg: #f8fafc;
    --card: #ffffff;
    --radius: 14px;
    --shadow: 0 4px 20px rgba(15, 23, 42, .06);
    --shadow-hover: 0 12px 32px rgba(15, 23, 42, .12);
}

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

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--ink);
    line-height: 1.7;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

a { color: inherit; text-decoration: none; }

/* ---------- 顶部导航 ---------- */
.site-header {
    position: sticky; top: 0; z-index: 50;
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 62px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; }
.logo-mark {
    display: inline-flex; align-items: center; justify-content: center;
    width: 36px; height: 36px; border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff; font-size: 13px; letter-spacing: .5px;
    box-shadow: 0 4px 12px rgba(15, 118, 110, .35);
}
.logo-text { color: var(--ink); }
.header-nav { display: flex; gap: 22px; font-size: 15px; }
.header-nav a { color: var(--ink-2); transition: color .2s; }
.header-nav a:hover, .header-nav a.active { color: var(--primary); font-weight: 600; }

/* ---------- Hero ---------- */
.hero {
    background:
        radial-gradient(1000px 300px at 80% -60%, rgba(245, 158, 11, .18), transparent),
        radial-gradient(800px 300px at 10% -40%, rgba(20, 184, 166, .22), transparent),
        linear-gradient(180deg, #ffffff, var(--bg));
    padding: 56px 0 44px;
    text-align: center;
}
.hero h1 { font-size: 38px; letter-spacing: 1px; }
.hero h1 .accent {
    color: var(--primary);
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p { color: var(--ink-2); max-width: 620px; margin: 14px auto 0; font-size: 16px; }
.hero-stats { display: flex; justify-content: center; gap: 48px; margin-top: 32px; }
.stat-item { text-align: center; }
.stat-item strong { display: block; font-size: 30px; color: var(--primary); }
.stat-item span { color: var(--ink-3); font-size: 13px; }

/* ---------- 搜索 ---------- */
.search-bar {
    display: flex; gap: 10px; max-width: 640px; margin: -18px auto 26px;
    background: var(--card); border: 1px solid var(--line); border-radius: 999px;
    padding: 6px 6px 6px 22px; box-shadow: var(--shadow);
}
.search-input {
    flex: 1; border: none; outline: none; font-size: 15px; background: transparent;
}
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    border: none; cursor: pointer; font-size: 14px; font-family: inherit;
    border-radius: 10px; padding: 10px 18px; transition: all .2s;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #0d9488; }
.search-bar .btn { border-radius: 999px; padding: 10px 26px; }

/* ---------- 分类标签 ---------- */
.category-tabs {
    display: flex; flex-wrap: wrap; gap: 10px; margin: 6px 0 30px;
}
.cat-tab {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 18px; border-radius: 999px;
    background: var(--card); border: 1px solid var(--line);
    color: var(--ink-2); font-size: 14px; transition: all .2s;
}
.cat-tab:hover { border-color: var(--primary-light); color: var(--primary); }
.cat-tab.active {
    background: var(--primary); border-color: var(--primary);
    color: #fff; font-weight: 600;
    box-shadow: 0 6px 16px rgba(15, 118, 110, .3);
}
.cat-icon { font-size: 15px; }

/* ---------- 列表头 ---------- */
.list-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.list-head h2 { font-size: 22px; }
.list-count { font-size: 13px; color: var(--ink-3); font-weight: 400; margin-left: 8px; }
.list-filter { font-size: 14px; color: var(--ink-3); }
.list-filter strong { color: var(--accent); }

/* ---------- SOP 卡片 ---------- */
.sop-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
@media (max-width: 900px) { .sop-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .sop-grid { grid-template-columns: 1fr; } }

.sop-card {
    background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 20px; display: flex; flex-direction: column; gap: 12px;
    transition: transform .2s, box-shadow .2s;
}
.sop-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.card-top { display: flex; justify-content: space-between; align-items: center; }
.card-cat {
    font-size: 12px; color: var(--primary); font-weight: 600;
    background: var(--primary-bg); padding: 4px 10px; border-radius: 999px;
}
.card-time { font-size: 12px; color: var(--ink-3); }
.card-title { font-size: 17px; line-height: 1.5; }
.card-title a:hover { color: var(--primary); }
.card-summary { font-size: 13.5px; color: var(--ink-2); flex: 1; }
.card-meta { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
    font-size: 12px; padding: 3px 10px; border-radius: 999px;
    border: 1px solid var(--line); color: var(--ink-2); white-space: nowrap;
}
.lv-low  { color: #047857; background: #ecfdf5; border-color: #a7f3d0; }
.lv-mid  { color: #b45309; background: #fffbeb; border-color: #fde68a; }
.lv-high { color: #b91c1c; background: #fef2f2; border-color: #fecaca; }
.card-foot { display: flex; justify-content: space-between; align-items: center; border-top: 1px dashed var(--line); padding-top: 12px; }
.card-views { font-size: 13px; color: var(--ink-3); }
.card-link { font-size: 14px; color: var(--primary); font-weight: 600; }
.card-link:hover { color: var(--primary-light); }

/* ---------- 空状态 ---------- */
.empty-state {
    text-align: center; padding: 70px 20px; color: var(--ink-3);
    background: var(--card); border: 1px dashed var(--line); border-radius: var(--radius);
}

/* ---------- 分页 ---------- */
.pagination { display: flex; justify-content: center; gap: 8px; margin: 36px 0 10px; }
.pagination a, .pagination .current {
    min-width: 38px; padding: 8px 12px; text-align: center;
    background: var(--card); border: 1px solid var(--line); border-radius: 9px;
    font-size: 14px; color: var(--ink-2); transition: all .2s;
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .current { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }

/* ---------- 详情页 ---------- */
.detail-wrap { max-width: 860px; padding-top: 28px; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--ink-3); margin-bottom: 18px; flex-wrap: wrap; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .current { color: var(--ink-2); }

.detail-card {
    background: var(--card); border: 1px solid var(--line); border-radius: 18px;
    box-shadow: var(--shadow); overflow: hidden;
}
.detail-head {
    padding: 34px 40px 26px;
    background: linear-gradient(180deg, #f0fdfa, var(--card));
    border-bottom: 1px solid var(--line);
}
.detail-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.detail-title { font-size: 28px; line-height: 1.4; margin-bottom: 12px; }
.detail-summary { color: var(--ink-2); font-size: 15.5px; }
.detail-meta { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 16px; font-size: 13px; color: var(--ink-3); }

.detail-body { padding: 30px 40px 36px; }
.sop-section {
    display: flex; align-items: center; gap: 10px;
    font-size: 19px; margin: 28px 0 14px; color: var(--ink);
}
.sop-section:first-child { margin-top: 0; }
.sop-section span {
    background: linear-gradient(90deg, var(--primary-bg), transparent);
    padding: 6px 14px 6px 0;
}
.sop-section::after { content: ""; flex: 1; height: 1px; background: var(--line); }

.sop-para { color: var(--ink-2); margin: 8px 0; font-size: 15px; }

.sop-step {
    display: flex; gap: 14px; align-items: flex-start;
    background: #f8fafc; border: 1px solid var(--line);
    border-radius: 12px; padding: 12px 16px; margin: 10px 0;
}
.step-num {
    flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
    background: var(--primary); color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700; margin-top: 2px;
}
.sop-step p { color: var(--ink-2); font-size: 14.5px; }

.detail-foot { padding: 0 40px 32px; }
.disclaimer {
    font-size: 13px; color: #b45309; background: #fffbeb;
    border: 1px solid #fde68a; border-radius: 10px; padding: 12px 16px; margin-bottom: 18px;
}
.empty-tip { color: var(--ink-3); }

/* ---------- 相关推荐 ---------- */
.related { margin: 30px 0 10px; }
.related h2 { font-size: 18px; margin-bottom: 14px; }
.related-list { display: grid; gap: 12px; }
.related-item {
    display: flex; justify-content: space-between; align-items: center; gap: 16px;
    background: var(--card); border: 1px solid var(--line); border-radius: 12px;
    padding: 14px 18px; transition: all .2s;
}
.related-item:hover { border-color: var(--primary-light); transform: translateX(4px); }
.related-title { font-weight: 600; font-size: 15px; }
.related-meta { font-size: 12.5px; color: var(--ink-3); white-space: nowrap; }

/* ---------- 页脚 ---------- */
.site-footer {
    border-top: 1px solid var(--line); margin-top: 50px;
    padding: 28px 0 34px; text-align: center; color: var(--ink-3); font-size: 13.5px;
}
.footer-note { margin-top: 4px; font-size: 12.5px; }