:root {
  --jade-700: #167457;
  --jade-600: #218f6b;
  --jade: #35b486;
  --jade-100: #dcf6ea;
  --jade-50: #f1fbf6;
  --ink: #15251f;
  --ink-soft: #4c6158;
  --muted: #78877f;
  --line: #dbe8e1;
  --canvas: #f5f8f6;
  --paper: #ffffff;
  --gold: #d89b35;
  color: var(--ink);
  background: var(--canvas);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { background: var(--canvas); }
body { margin: 0; min-width: 320px; line-height: 1.65; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
.site-header { align-items: center; display: flex; gap: 28px; height: 72px; justify-content: space-between; margin: 0 auto; max-width: 1160px; padding: 0 28px; }
.brand { align-items: center; color: var(--jade-700); display: inline-flex; font-size: 20px; font-weight: 800; letter-spacing: .04em; text-decoration: none; white-space: nowrap; }
.brand::before { background: var(--jade); border-radius: 9px 9px 9px 2px; content: "涨"; color: white; display: grid; font-size: 14px; font-weight: 800; height: 28px; letter-spacing: 0; margin-right: 9px; place-items: center; width: 28px; }
.brand::after { color: var(--gold); content: "CLUB"; font-size: 10px; letter-spacing: .13em; margin-left: 7px; }
nav { align-items: center; display: flex; gap: 6px; overflow-x: auto; white-space: nowrap; }
nav a, .inline-form button { border-radius: 9px; color: var(--ink-soft); cursor: pointer; font-size: 14px; padding: 8px 11px; text-decoration: none; }
nav a:hover, .inline-form button:hover { background: var(--jade-50); color: var(--jade-700); }
.nav-item { align-items: center; display: inline-flex; gap: 5px; }.nav-glyph { color: var(--jade); font-size: 17px; line-height: 1; }.notification-bell { align-items: center; background: var(--jade-50); border: 1px solid var(--jade-100); display: inline-flex; font-size: 16px; height: 34px; justify-content: center; padding: 0; position: relative; width: 34px; }.notification-bell:hover { background: var(--jade-100); }.notification-bell b { align-items: center; background: #e55050; border: 2px solid white; border-radius: 999px; color: #fff; display: flex; font-family: -apple-system, BlinkMacSystemFont, sans-serif; font-size: 10px; font-weight: 800; height: 18px; justify-content: center; line-height: 1; min-width: 18px; padding: 0 4px; position: absolute; right: -7px; top: -7px; }
.inline-form { display: inline; }.inline-form button { background: none; border: 0; }
main { min-height: calc(100vh - 154px); }
.site-footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; margin: 42px auto 0; max-width: 1104px; padding: 18px 0 24px; }.site-footer p { margin: 0 28px; }

.hero { background: linear-gradient(126deg, var(--jade-700), var(--jade) 65%, #54c99d); border-radius: 0 0 32px 32px; color: white; margin: 0 auto; max-width: 1160px; overflow: hidden; padding: 72px 62px 88px; position: relative; }
.hero::after { border: 1px solid rgba(255,255,255,.22); border-radius: 50%; content: ""; height: 380px; position: absolute; right: -115px; top: -185px; width: 380px; }.hero::before { background: rgba(255,255,255,.09); border-radius: 50%; content: ""; height: 220px; position: absolute; right: 95px; top: -90px; width: 220px; }
.hero > * { max-width: 650px; position: relative; z-index: 1; }.hero h1 { font-size: clamp(38px, 6vw, 58px); letter-spacing: .03em; line-height: 1.12; margin: 8px 0 16px; }.hero p { margin: 0; }
.eyebrow { color: var(--jade-700); font-size: 12px; font-weight: 800; letter-spacing: .13em; margin: 0; }.hero .eyebrow { color: #d7ffed; }
.module-grid { display: grid; gap: 16px; grid-template-columns: repeat(3, 1fr); margin: -44px auto 0; max-width: 1040px; padding: 0 20px 72px; position: relative; z-index: 2; }.module-grid article { background: var(--paper); border: 1px solid rgba(255,255,255,.7); border-radius: 20px; box-shadow: 0 14px 35px rgba(21, 66, 48, .12); padding: 24px; }
.module-grid article::before { color: var(--jade); display: block; font-size: 20px; font-weight: 800; margin-bottom: 10px; }.module-grid article:nth-child(1)::before { content: "01"; }.module-grid article:nth-child(2)::before { content: "02"; }.module-grid article:nth-child(3)::before { content: "03"; }
.module-grid h2 { font-size: 19px; margin: 0 0 8px; }.module-grid p { color: var(--ink-soft); font-size: 14px; margin: 0; }.member-link { margin: -44px auto 44px; max-width: 1040px; padding: 0 20px; }

.feed-page { margin: 0 auto; max-width: 800px; padding: 44px 20px 74px; }.feed-page > header { margin-bottom: 26px; }.feed-page h1 { font-size: clamp(30px, 4vw, 40px); letter-spacing: -.025em; line-height: 1.2; margin: 4px 0 9px; }.feed-page > header > p:last-child { color: var(--ink-soft); margin: 0; }
.tabs { display: flex; gap: 9px; margin: 18px -2px 22px; overflow-x: auto; padding: 3px 2px 9px; scrollbar-width: none; }.tabs::-webkit-scrollbar { display: none; }.tabs a { background: white; border: 1px solid var(--line); border-radius: 999px; color: var(--ink-soft); font-size: 14px; padding: 8px 15px; text-decoration: none; white-space: nowrap; }.tabs a.active { background: var(--jade-700); border-color: var(--jade-700); box-shadow: 0 5px 14px rgba(22,116,87,.2); color: #fff; }
.feed-card { background: var(--paper); border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 7px 22px rgba(37, 79, 60, .05); margin: 14px 0; overflow: hidden; padding: 22px; transition: box-shadow .2s ease, transform .2s ease; }.feed-card:hover { box-shadow: 0 14px 30px rgba(37, 79, 60, .11); transform: translateY(-1px); }.feed-card h2 { font-size: 21px; letter-spacing: -.015em; line-height: 1.38; margin: 7px 0 10px; }.feed-card h2 a { text-decoration: none; }.feed-card h2 a:hover { color: var(--jade-700); }
.meta { color: var(--muted); font-size: 12px; margin: 0; }.meta::first-letter { color: var(--jade-700); }.feed-body, .feed-card > p:not(.meta) { color: var(--ink-soft); font-size: 15px; }.feed-body p { margin: 0; }.feed-card img, .post-detail img, .post-detail video, .question-image { border-radius: 13px; display: block; margin-top: 16px; max-width: 100%; width: 100%; }.article-body { color: var(--ink-soft); font-size: 17px; }.article-body p { margin: 0 0 16px; }.post-detail { background: white; border: 1px solid var(--line); border-radius: 22px; margin-top: 32px; padding: 32px; }.post-detail h1 { margin-top: 8px; }

.form-card { background: var(--paper); border: 1px solid var(--line); border-radius: 22px; box-shadow: 0 14px 35px rgba(37,79,60,.08); margin: 48px auto; max-width: 520px; padding: 32px; }.form-card h1 { margin: 0; }.form-card > p { color: var(--ink-soft); font-size: 14px; }.form-card label { display: block; font-size: 14px; font-weight: 700; margin-top: 18px; }
input, select, textarea { background: #fbfdfc; border: 1px solid #cdded5; border-radius: 10px; color: var(--ink); margin-top: 6px; max-width: 100%; padding: 10px 12px; }textarea { min-height: 120px; resize: vertical; width: 100%; }input[type="text"], input[type="password"], input[type="email"] { width: 100%; }input[type="file"] { background: var(--jade-50); border: 1px dashed #9bcfb9; font-size: 13px; width: 100%; }
button, .button { background: var(--jade-700); border: 0; border-radius: 10px; box-shadow: 0 5px 13px rgba(22,116,87,.18); color: white; cursor: pointer; display: inline-block; font-size: 14px; font-weight: 700; margin-top: 16px; padding: 10px 16px; text-decoration: none; }button:hover, .button:hover { background: var(--jade-600); }.feed-page form button { margin-left: 7px; }.feed-card form button { background: var(--jade-50); box-shadow: none; color: var(--jade-700); margin-top: 10px; padding: 7px 11px; }.errorlist { color: #b24444; font-size: 13px; padding-left: 18px; }.empty { background: var(--jade-50); border: 1px dashed #a8d7bf; border-radius: 16px; color: var(--ink-soft); padding: 24px; }

.mobile-nav { display: none; }
.profile-page { margin: 0 auto; max-width: 800px; padding: 42px 20px 74px; }.profile-hero { align-items: center; background: linear-gradient(125deg, var(--jade-700), var(--jade)); border-radius: 22px; color: #fff; display: flex; gap: 18px; padding: 28px; }.profile-hero .eyebrow { color: #d7ffed; }.profile-hero h1 { font-size: 29px; margin: 2px 0; }.profile-hero p:last-child { font-size: 14px; margin: 0; opacity: .9; }.profile-avatar { align-items: center; background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.35); border-radius: 50%; display: flex; flex: 0 0 auto; font-size: 25px; font-weight: 800; height: 58px; justify-content: center; width: 58px; }.profile-card { background: var(--paper); border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 7px 22px rgba(37,79,60,.05); margin-top: 16px; padding: 22px; }.membership-card h2 { font-size: 22px; margin: 3px 0; }.membership-card p { color: var(--ink-soft); margin: 4px 0 0; }.card-label { color: var(--jade-700); font-size: 12px; font-weight: 800; letter-spacing: .11em; margin: 0; }.status-pill { background: var(--jade-100); border-radius: 999px; color: var(--jade-700); font-size: 12px; margin-left: 6px; padding: 3px 8px; vertical-align: middle; }.profile-section { margin-top: 28px; }.section-heading { align-items: baseline; display: flex; justify-content: space-between; margin-bottom: 10px; }.section-heading h2 { font-size: 18px; margin: 0; }.section-heading a, .section-heading span { color: var(--jade-700); font-size: 13px; text-decoration: none; }.section-heading span { color: var(--muted); }.activity-grid { display: grid; gap: 10px; grid-template-columns: repeat(4, 1fr); }.activity-grid a { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; display: flex; flex-direction: column; padding: 16px; text-decoration: none; }.activity-grid strong { color: var(--jade-700); font-size: 24px; line-height: 1.2; }.activity-grid span { color: var(--ink-soft); font-size: 13px; margin-top: 5px; }.profile-details dl { margin: 8px 0 0; }.profile-details dl div { border-top: 1px solid var(--line); display: flex; justify-content: space-between; padding: 12px 0; }.profile-details dt { color: var(--muted); font-size: 14px; }.profile-details dd { font-size: 14px; margin: 0; }.profile-card details { border-top: 1px solid var(--line); margin-top: 16px; padding-top: 14px; }.profile-card summary { color: var(--jade-700); cursor: pointer; font-size: 14px; font-weight: 700; }.profile-card details label { display: block; font-size: 14px; font-weight: 700; margin-top: 15px; }.profile-card details input { width: 100%; }.invite-card { margin-top: 16px; }
@media (max-width: 720px) { body { padding-bottom: 76px; }.site-header { background: rgba(245,248,246,.94); height: 58px; padding: 0 16px; position: sticky; top: 0; z-index: 20; backdrop-filter: blur(14px); }.site-header > nav { display: none; }.brand { font-size: 17px; }.brand::before { height: 25px; width: 25px; }.brand::after { font-size: 9px; }.site-footer { display: none; }.mobile-nav { align-items: stretch; background: rgba(255,255,255,.96); border-top: 1px solid var(--line); bottom: 0; display: flex; height: 68px; justify-content: space-around; left: 0; padding: 7px 8px calc(7px + env(safe-area-inset-bottom)); position: fixed; right: 0; z-index: 30; backdrop-filter: blur(14px); }.mobile-nav a { align-items: center; border-radius: 11px; color: var(--ink-soft); display: flex; flex: 1; flex-direction: column; font-size: 11px; gap: 1px; justify-content: center; text-decoration: none; }.mobile-nav a span { color: var(--jade); font-size: 18px; height: 20px; line-height: 18px; }.mobile-nav a:hover { background: var(--jade-50); color: var(--jade-700); }.hero { border-radius: 0 0 25px 25px; min-height: 330px; padding: 48px 25px 72px; }.hero::after { right: -180px; top: -150px; }.hero h1 { font-size: 42px; }.module-grid { gap: 10px; grid-template-columns: 1fr; margin-top: -44px; padding-bottom: 58px; }.module-grid article { border-radius: 17px; padding: 19px; }.member-link { margin-top: -32px; }.feed-page { padding: 28px 16px 42px; }.feed-page h1 { font-size: 30px; }.feed-page > header { margin-bottom: 20px; }.tabs { margin-bottom: 16px; }.feed-card { border-radius: 16px; margin: 10px 0; padding: 18px; }.feed-card h2 { font-size: 19px; }.post-detail { border: 0; border-radius: 0; margin: 0; padding: 26px 16px 40px; }.article-body { font-size: 16px; }.form-card { border: 0; border-radius: 0; box-shadow: none; margin: 0; min-height: calc(100vh - 58px); padding: 28px 20px; }.form-card h1 { font-size: 28px; }input, select, textarea { font-size: 16px; }.feed-page form { display: flex; flex-wrap: wrap; gap: 8px; }.feed-page form input { flex: 1 1 100%; }.feed-page form select { flex: 1; }.feed-page form button { flex: 0 0 auto; margin: 6px 0 0; } }
@media (max-width: 720px) { .profile-page { padding: 20px 16px 42px; } .profile-hero { border-radius: 18px; padding: 22px; } .activity-grid { grid-template-columns: repeat(2, 1fr); } .activity-grid a { min-height: 82px; } .profile-card { border-radius: 16px; padding: 18px; } }