/* ============================================================
 * pc.css — PPT马上有 · PC 工作台（仿英语蛙桌面端，绿色主题）
 * v2：类名与 pc.js 完全对齐；横版一行5个(16:9)、竖版一行6个(3:4)
 * ============================================================ */
:root, html[data-skin="green"] {
  --brand: #0E9F6E; --brand-deep: #0B7A54; --brand-soft: #E5F3EC;
  --brand-grad: linear-gradient(135deg, #2FBF8B, #0A7A55);
  --bg: #F2F4F3; --card: #FFFFFF; --line: #E4E8E6; --txt: #1F2A26; --txt2: #5F6B66; --txt3: #93A09A;
  --accent-soft: rgba(14,159,110,.10);
  --shadow: 0 4px 20px rgba(15,42,34,.06); --shadow-hover: 0 10px 30px -12px rgba(15,42,34,.18);
  --warn-tx: #B7791F; --r-lg: 18px; --r-md: 14px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body { font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--txt); font-size: 14px; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img { display: block; max-width: 100%; }
.frame { display: flex; min-height: 100vh; }

/* ---------- 左侧栏 ---------- */
.side { width: 210px; flex: 0 0 210px; background: var(--card); border-right: 1px solid var(--line); padding: 18px 12px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.side::-webkit-scrollbar { width: 0; }
.logo { display: flex; align-items: center; gap: 8px; font-size: 18px; font-weight: 800; color: var(--brand); padding: 4px 8px 18px; }
.logo .dot { width: 30px; height: 30px; border-radius: 9px; background: var(--brand-grad); display: grid; place-items: center; color: #fff; font-size: 16px; }
.menu { display: flex; flex-direction: column; gap: 2px; }
.menu .mi { display: flex; align-items: center; gap: 10px; padding: 11px 12px; border-radius: 12px; color: var(--txt2); font-weight: 500; font-size: 15px; transition: background .15s, color .15s; cursor: pointer; border: 0; background: none; width: 100%; text-align: left; }
.menu .mi:hover { background: var(--bg); color: var(--txt); }
.menu .mi.on { background: var(--brand-soft); color: var(--brand); font-weight: 600; }
.menu .sep { height: 1px; background: var(--line); margin: 10px 6px; }
.menu .lab { font-size: 12px; color: var(--txt3); padding: 6px 12px 2px; font-weight: 600; }
.menu .em { width: 22px; text-align: center; font-size: 17px; flex: none; }
.menu .cn { margin-left: auto; font-size: 11.5px; color: var(--txt3); background: var(--bg); border-radius: 999px; padding: 1px 8px; }

/* ---------- 主区 ---------- */
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .94); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 18px; padding: 0 24px; height: 58px; }
.topbar .greet { font-weight: 600; white-space: nowrap; font-size: 14.5px; }
.topbar .greet .g-date { font-weight: 500; color: var(--txt3); font-size: 13px; margin-left: 6px; }
.search { flex: 1; max-width: 460px; display: flex; align-items: center; gap: 6px; background: var(--bg); border: 1.5px solid transparent; border-radius: 999px; padding: 4px 5px 4px 16px; transition: border-color .15s; }
.search:focus-within { border-color: var(--brand); background: var(--card); }
.search .s-ico { font-size: 14px; }
.search input { border: 0; outline: 0; background: transparent; flex: 1; font-size: 13.5px; color: var(--txt); min-width: 0; }
.search .s-btn { flex: none; border: 0; cursor: pointer; background: var(--brand-grad); color: #fff; font-size: 12.5px; font-weight: 600; padding: 7px 16px; border-radius: 999px; transition: .15s; }
.search .s-btn:hover { filter: brightness(1.06); }
.tb-links { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.tb-item { font-size: 12.5px; color: var(--txt2); padding: 7px 9px; border-radius: 10px; white-space: nowrap; cursor: pointer; transition: .15s; }
.tb-item:hover { background: var(--bg); color: var(--txt); }
.tb-user { display: flex; align-items: center; gap: 7px; border: 0; background: transparent; cursor: pointer; font-size: 13px; color: var(--txt); padding: 5px 8px; border-radius: 999px; transition: .15s; }
.tb-user:hover { background: var(--bg); }
.tb-user .u-ava { width: 26px; height: 26px; border-radius: 50%; background: var(--brand-grad); color: #fff; font-size: 12px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; }
.tb-card { border: 0; cursor: pointer; margin-left: 8px; background: var(--brand-grad); color: #fff; font-size: 13px; font-weight: 700; padding: 9px 20px; border-radius: 999px; white-space: nowrap; box-shadow: 0 6px 16px -8px var(--brand); transition: .15s; }
.tb-card:hover { filter: brightness(1.06); transform: translateY(-1px); box-shadow: 0 10px 20px -8px var(--brand); }
@media (max-width: 1360px) { .tb-item[data-optional] { display: none; } }

/* ---------- 二级分类胶囊导航（英语蛙句子练习馆同款） ---------- */
.subnav { position: sticky; top: 58px; z-index: 40; background: var(--bg); padding: 12px 34px 4px; }
.subnav-in { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 6px; }
.subnav-in::-webkit-scrollbar { height: 0; }
.pill { flex: none; display: inline-flex; align-items: center; gap: 6px; padding: 8px 18px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); font-size: 13.5px; font-weight: 500; color: var(--txt2); transition: .15s; }
.pill i { font-style: normal; font-size: 11px; color: var(--txt3); }
.pill:hover { border-color: var(--brand); color: var(--brand); }
.pill.on { background: var(--brand-grad); border-color: transparent; color: #fff; font-weight: 700; box-shadow: 0 6px 16px -8px var(--brand); }
.pill.on i { color: rgba(255, 255, 255, .85); }

/* ---------- 内容区 ---------- */
.content { padding: 26px 34px 56px; width: 100%; display: flex; flex-direction: column; gap: 18px; }
.loading { text-align: center; color: var(--txt3); padding: 40px 0; }
.empty { text-align: center; color: var(--txt3); padding: 30px 0; font-size: 13px; }

/* 面包屑（列表页头标题） */
.crumb { display: flex; align-items: center; gap: 8px; font-size: 19px; font-weight: 800; letter-spacing: .3px; }
.crumb .sep { color: var(--txt3); font-weight: 500; }
.crumb .cnt { margin-left: auto; font-size: 12.5px; font-weight: 500; color: var(--txt3); background: var(--card); border: 1px solid var(--line); border-radius: 999px; padding: 4px 14px; }

/* ============================================================
 * 卡片栅格：横版 PPT 一行 4 个（16:9）/ 竖版 Word 一行 5 个（3:4）
 * 窄屏自动降列：1100px→3 / 900px→2
 * ============================================================ */
.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px 22px; }
.grid--word { grid-template-columns: repeat(5, 1fr); gap: 20px 16px; }

/* 相框式卡片：白色卡纸留边 + 圆角封面内嵌，细腻柔和 */
.pcard { position: relative; border-radius: 16px; overflow: hidden; background: var(--card); border: 0; padding: 8px 8px 0; box-shadow: 0 1px 2px rgba(15, 42, 34, .05), 0 10px 28px -14px rgba(15, 42, 34, .12); transition: transform .22s ease, box-shadow .22s ease; cursor: pointer; display: block; }
.pcard:hover { transform: translateY(-6px); box-shadow: 0 2px 4px rgba(15, 42, 34, .05), 0 22px 48px -16px rgba(15, 42, 34, .30); }

/* 封面：严格裁剪 —— PPT 16:9 / Word 3:4，只展示封面（内嵌圆角像相框） */
.pcard .cov { position: relative; width: 100%; aspect-ratio: 16 / 9; overflow: hidden; border-radius: 10px; background: linear-gradient(135deg, #E9F6F0, #D6EDE4); box-shadow: inset 0 0 0 1px rgba(15, 42, 34, .05); }
.pcard--word .cov, .pcard .cov--word { aspect-ratio: 3 / 4; }
.pcard .cov img { width: 100%; height: 100%; object-fit: cover; object-position: center top; transition: transform .45s ease; }
.pcard:hover .cov img { transform: scale(1.045); }
.pcard .cov.noimg img { display: none; }
.cov-ph { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; text-align: center; padding: 12px; font-size: 13px; font-weight: 600; color: var(--brand-deep); line-height: 1.5; }
/* 图片加载成功时隐藏占位文字；仅当图片缺失/加载失败(.noimg)时才显示 */
.cov img ~ .cov-ph, .h-cov img ~ .cov-ph { display: none; }
.cov.noimg .cov-ph, .h-cov.noimg .cov-ph { display: flex; }

/* 角标浮到封面左上角（悬浮胶囊，高级感） */
.pcard .badge { position: absolute; top: 10px; left: 10px; z-index: 2; font-size: 11.5px; padding: 3px 10px; border-radius: 999px; font-weight: 700; box-shadow: 0 2px 10px rgba(0, 0, 0, .14); }

.pcard-b { padding: 11px 8px 12px; }
.pcard-t { font-size: 14px; font-weight: 600; color: var(--txt); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; letter-spacing: .2px; }
.pcard-m { font-size: 12px; color: var(--txt3); margin-top: 8px; display: flex; align-items: baseline; gap: 8px; }
.pcard-m .price { color: var(--brand-deep); font-weight: 800; font-size: 15px; margin-right: auto; }
.pcard-m .price i { font-style: normal; color: var(--warn-tx); font-size: 12.5px; font-weight: 700; }
.pcard-m .dl { margin-left: auto; font-size: 11.5px; }
.pcard:hover .pcard-t { color: var(--brand); }
.badge--free { background: #FFF6E8; color: var(--warn-tx); }
.badge--hot  { background: #FEE2E2; color: #B91C1C; }
.badge--new  { background: #DBEAFE; color: #1D4ED8; }

/* 分页 */
.pager { display: flex; align-items: center; justify-content: center; gap: 12px; padding: 10px 0 0; }
.pager button { padding: 8px 18px; border: 1px solid var(--line); background: var(--card); border-radius: 10px; font-size: 13px; color: var(--txt2); transition: .15s; }
.pager button:hover { border-color: var(--brand); color: var(--brand); }
.pager .pinfo { font-size: 12.5px; color: var(--txt3); }

/* ---------- 详情页（封面左 + 信息右） ---------- */
.back { display: inline-flex; align-items: center; gap: 6px; color: var(--txt2); font-size: 13.5px; margin-bottom: 2px; cursor: pointer; align-self: flex-start; }
.back:hover { color: var(--brand); }
.detail { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow); padding: 22px; }
.detail .hero { display: flex; gap: 22px; }
.h-cov { flex: none; width: 340px; aspect-ratio: 16 / 9; border-radius: 14px; overflow: hidden; background: linear-gradient(135deg, #E9F6F0, #D6EDE4); position: relative; }
.h-cov--word { width: 280px; aspect-ratio: 3 / 4; }
.h-cov img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.h-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 10px; }
.h-title { font-size: 22px; font-weight: 800; line-height: 1.34; }
.h-tags { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.tag { padding: 3px 10px; border-radius: 8px; font-size: 12px; font-weight: 600; background: var(--brand-soft); color: var(--brand); }
.tag--word { background: #EFF6FF; color: #1D4ED8; }
.tag--ppt  { background: var(--brand-soft); color: var(--brand); }
.h-price { display: flex; align-items: baseline; gap: 10px; }
.h-price .now { font-size: 26px; font-weight: 800; color: var(--brand-deep); }
.h-price .free { font-size: 20px; font-weight: 800; color: var(--warn-tx); }
.h-price .meta { font-size: 12.5px; color: var(--txt3); }
.h-acts { display: flex; gap: 10px; margin-top: 6px; flex-wrap: wrap; }
.h-tip { font-size: 12.5px; color: var(--txt2); line-height: 1.7; }

/* 按钮 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 11px 26px; border: 0; border-radius: 12px; background: var(--brand-grad); color: #fff; font-size: 14.5px; font-weight: 700; box-shadow: 0 10px 22px -12px var(--brand); transition: transform .14s; }
.btn:active { transform: scale(.97); }
.btn--make { background: var(--card); color: var(--brand); border: 1.5px solid var(--brand); box-shadow: none; }
.btn--sm { padding: 6px 14px; font-size: 12.5px; border-radius: 9px; box-shadow: none; }
.btn.block { width: 100%; margin-top: 10px; }

/* 图片化详情 */
.sec { margin-top: 22px; }
.sec h3 { font-size: 15px; font-weight: 700; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.sec h3::before { content: ""; width: 4px; height: 15px; border-radius: 2px; background: var(--brand-grad); }
.img-detail { display: flex; flex-direction: column; gap: 12px; align-items: center; }
.img-detail img { width: 100%; max-width: 760px; border-radius: 12px; box-shadow: var(--shadow); }
.img-detail--word img { max-width: 480px; }
.ph-long { width: 100%; max-width: 760px; min-height: 220px; border: 1px dashed var(--line); border-radius: 12px; display: flex; align-items: center; justify-content: center; text-align: center; color: var(--txt3); padding: 20px; }

/* ---------- 代做 landing ---------- */
.make-hero { padding: 26px; border-radius: var(--r-lg); background: var(--brand-grad); color: #fff; }
.make-hero h1 { font-size: 22px; margin-bottom: 8px; }
.make-hero p { font-size: 13.5px; opacity: .9; margin-bottom: 14px; }
.make-flow { display: flex; gap: 12px; margin-top: 16px; flex-wrap: wrap; }
.mf { flex: 1; min-width: 150px; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md); padding: 14px; }
.mf i { font-style: normal; display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 999px; background: var(--brand); color: #fff; font-size: 12px; font-weight: 700; margin-bottom: 6px; }
.mf b { display: block; font-size: 14px; }
.mf span { font-size: 12px; color: var(--txt3); }

/* 我的代做订单列表 */
.mk-list { display: flex; flex-direction: column; gap: 10px; }
.mk-item { border: 1px solid var(--line); border-radius: var(--r-md); padding: 12px 14px; display: flex; flex-direction: column; gap: 6px; }
.mk-item > div:first-child { display: flex; align-items: baseline; gap: 10px; }
.mk-no { font-size: 11.5px; color: var(--txt3); font-family: Consolas, monospace; }
.mk-sub { font-size: 12.5px; color: var(--txt2); }
.mk-foot { display: flex; align-items: center; gap: 10px; }
.mk-st { font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: var(--bg); color: var(--txt2); margin-right: auto; }
.mk-st--1 { background: #DBEAFE; color: #1D4ED8; }
.mk-st--2 { background: #FEF3C7; color: #B45309; }
.mk-st--3 { background: #D1FAE5; color: #047857; }
.mk-st--4 { background: #FEE2E2; color: #B91C1C; }

/* 代做状态步骤条（弹窗内） */
.make-steps { display: flex; align-items: center; gap: 6px; margin: 14px 0; flex-wrap: wrap; }
.mk-step { display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--txt3); }
.mk-step i { font-style: normal; display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 999px; border: 1.5px solid var(--line); font-size: 11px; background: var(--card); }
.mk-step.done { color: var(--brand-deep); }
.mk-step.done i { background: var(--brand); border-color: var(--brand); color: #fff; }
.mk-step.active { color: var(--brand); font-weight: 700; }
.mk-line { flex: 1; min-width: 14px; height: 1.5px; background: var(--line); }

/* ---------- 招商信息 ---------- */
.biz-hero { padding: 26px; border-radius: var(--r-lg); background: var(--brand-grad); color: #fff; margin-bottom: 16px; }
.biz-hero h1 { font-size: 22px; margin-bottom: 8px; }
.biz-hero p { font-size: 13.5px; opacity: .9; }
.biz-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.biz-ul { list-style: none; display: flex; flex-direction: column; gap: 8px; font-size: 13.5px; color: var(--txt2); }
.biz-ul li::before { content: "✓"; color: var(--brand); font-weight: 700; margin-right: 8px; }
.biz-contact { font-size: 13px; color: var(--txt2); }

/* ---------- 弹窗 / 轻提示 ---------- */
.modal-mask { position: fixed; inset: 0; background: rgba(0,0,0,.5); display: none; align-items: center; justify-content: center; z-index: 500; padding: 20px; }
.modal-mask.show { display: flex; }
#modal { position: relative; background: var(--card); border-radius: 16px; max-width: 480px; width: 100%; padding: 22px; max-height: 86vh; overflow-y: auto; }
.modal-close { position: absolute; top: 10px; right: 14px; font-size: 22px; color: var(--txt3); cursor: pointer; line-height: 1; }
.modal-close:hover { color: var(--txt); }
.m-h { font-size: 16px; font-weight: 700; margin-bottom: 10px; }
.m-p { font-size: 13px; color: var(--txt2); margin: 6px 0; }
.m-tip { font-size: 12px; color: var(--txt3); margin-top: 10px; line-height: 1.7; }
.dl-row { display: flex; align-items: center; gap: 10px; margin: 10px 0; }
.dl-row > label { flex: none; width: 72px; font-size: 13px; color: var(--txt2); }
.dl-val { flex: 1; display: flex; gap: 8px; align-items: center; }
.dl-val input, .dl-val textarea { flex: 1; padding: 9px 12px; border: 1.5px solid var(--line); border-radius: 10px; font-size: 13px; font-family: inherit; outline: 0; min-width: 0; }
.dl-val input:focus, .dl-val textarea:focus { border-color: var(--brand); }
.dl-val button { padding: 8px 14px; border: 0; border-radius: 9px; background: var(--bg); color: var(--txt2); font-size: 12.5px; }
.dl-val button:hover { background: var(--brand-soft); color: var(--brand); }
textarea#mkDemand { width: 100%; min-height: 84px; resize: vertical; }
.seg { display: flex; gap: 8px; }
.seg-b { padding: 8px 16px; border: 1.5px solid var(--line); background: var(--card); border-radius: 10px; font-size: 13px; color: var(--txt2); }
.seg-b.on { border-color: var(--brand); color: var(--brand); font-weight: 700; background: var(--brand-soft); }

.toast { position: fixed; left: 50%; top: 72px; transform: translateX(-50%); background: var(--txt); color: var(--card); padding: 9px 18px; border-radius: 12px; font-size: 13px; z-index: 999; opacity: 0; transition: opacity .25s; pointer-events: none; }
.toast.show { opacity: .92; }

/* ---------- 招商卡片 ---------- */
.promo-card { border: 1px solid #A7F3D0; border-radius: var(--r-md); padding: 16px; background: linear-gradient(160deg, #F0FDF4, #fff); }
.promo-card h3 { font-size: 15px; margin-bottom: 6px; }
.promo-card p { font-size: 12.5px; color: var(--txt2); line-height: 1.7; }

/* ============================================================
 * 会员 / 专区
 * ============================================================ */
.badge--vip { background: #FFF7E6; color: #B45309; border: 1px solid #FDE68A; }
.badge--trial { background: #EFF6FF; color: #1D4ED8; border: 1px solid #BFDBFE; }
.badge--ex { background: #F3E8FF; color: #7C3AED; }
.badge--og { background: #ECFDF5; color: #047857; }
.badge--pm { background: #FEF3C7; color: #92400E; }
.vip-tag { display: inline-block; margin-left: 8px; padding: 1px 8px; border-radius: 10px; font-size: 12px; background: #FFF7E6; color: #B45309; border: 1px solid #FDE68A; vertical-align: middle; }
.h-price .was { color: var(--txt3); text-decoration: line-through; font-size: 14px; }
.mem-card { background: linear-gradient(135deg, #ECFDF5, #F0FDF4); border: 1px solid #A7F3D0; border-radius: 12px; padding: 16px 18px; margin: 10px 0; }
.mem-card--vip { background: linear-gradient(135deg, #FFFBEB, #FEF3C7); border-color: #FDE68A; }
.mem-card--trial { background: linear-gradient(135deg, #EFF6FF, #DBEAFE); border-color: #BFDBFE; }
.mem-lv { font-size: 18px; font-weight: 700; color: #065F46; }
.mem-card--vip .mem-lv { color: #92400E; }
.mem-exp { color: var(--txt2); font-size: 13px; margin-top: 4px; }
.mem-acts { margin-top: 12px; display: flex; gap: 10px; flex-wrap: wrap; }
.mem-note { margin-top: 10px; font-size: 13px; color: #065F46; }
.lv-list { margin: 12px 0; display: flex; flex-direction: column; gap: 8px; }
.lv-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; }
.lv-item b { font-size: 15px; }
.lv-info span { display: block; color: var(--txt2); font-size: 12px; margin-top: 2px; }
.lv-na { color: var(--txt3); font-size: 13px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
  .grid--word { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 1080px) {
  .side { display: none; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .grid--word { grid-template-columns: repeat(3, 1fr); }
  .detail .hero { flex-direction: column; }
  .h-cov { width: 100%; }
}