/* ============================================
   成长资料整理助手 — 静态获客页样式
   纯 CSS，视觉对齐原软件风格，适配桌面与移动端
   ============================================ */

/* ----- 设计令牌（参考原 App.css 配色）----- */
:root {
  --bg: #f8fbff;
  --surface: rgba(255,255,255,.94);
  --surface-alt: #f3faf8;
  --text: #17324d;
  --muted: #64748b;
  --border: rgba(203,213,225,.62);
  --brand: #0f766e;
  --brand-dark: #115e59;
  --brand-soft: #ecfdf5;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-soft: #eff6ff;
  --warn: #b45309;
  --warn-soft: #fffbeb;
  --red: #dc2626;
  --red-soft: #fef2f2;
  --shadow-sm: 0 10px 24px rgba(31,72,110,.045);
  --shadow: 0 14px 34px rgba(31,72,110,.07);
  --shadow-lg: 0 18px 46px rgba(30,58,92,.08);
  --radius: 16px;
  --radius-lg: 22px;
  --radius-xl: 26px;
  --home-card-width: 1120px;
}

/* ----- 重置 ----- */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 68px; }
body {
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px; line-height: 1.65; color: var(--text);
  background:
    radial-gradient(circle at 12% 8%, rgba(37,99,235,.12), transparent 28%),
    radial-gradient(circle at 86% 18%, rgba(16,185,129,.12), transparent 26%),
    linear-gradient(180deg, rgba(237,247,255,.98) 0%, rgba(246,251,253,.94) 48%, #f7faf9 100%),
    repeating-linear-gradient(135deg, rgba(15,118,110,.035) 0 1px, transparent 1px 22px);
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
a:focus-visible { outline: 3px solid rgba(37,99,235,.28); outline-offset: 3px; }

/* ----- 页头（参考 platform-bar）----- */
.site-header {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 0 clamp(16px, 4vw, 48px); min-height: 60px;
  background: rgba(248,252,255,.86);
  border-bottom: 1px solid rgba(203,213,225,.72);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px rgba(31,72,110,.055);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; color: var(--text); }
.brand img { width: 36px; height: 36px; border-radius: 8px; object-fit: cover; box-shadow: 0 6px 14px rgba(37,99,235,.1); }
.site-nav { display: flex; gap: 2px; font-size: 14px; color: var(--muted); }
.site-nav a { padding: 8px 14px; border-radius: 6px; white-space: nowrap; }
.site-nav a:hover { background: var(--accent-soft); color: var(--accent); }

/* ----- 首屏（参考 cover-screen）----- */
.hero {
  padding: clamp(56px, 8vh, 88px) clamp(16px, 4vw, 56px) 52px;
  text-align: center;
  background:
    radial-gradient(circle at 12% 12%, rgba(219,234,254,.76), transparent 30%),
    radial-gradient(circle at 86% 8%, rgba(204,251,241,.58), transparent 28%),
    linear-gradient(145deg, rgba(248,251,255,.9) 0%, rgba(243,250,248,.84) 52%, rgba(255,255,255,.62) 100%);
}
.hero-content { max-width: 720px; margin: 0 auto; }
.hero h1 { font-size: clamp(32px, 6vw, 52px); font-weight: 800; color: var(--text); margin-bottom: 14px; line-height: 1.18; }
.hero-desc { font-size: clamp(15px, 1.6vw, 17px); color: var(--muted); max-width: 600px; margin: 0 auto 24px; line-height: 1.7; }
.hero-cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 20px; }
.hero-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.hero-tags span {
  padding: 5px 14px; border: 1px solid rgba(147,197,253,.32); border-radius: 999px;
  background: rgba(255,255,255,.6); color: var(--brand-dark); font-size: 13px; font-weight: 600;
}

/* ----- 官网操作提醒与综素流程图 ----- */
.feature-flow-card {
  padding: 0 clamp(16px, 4vw, 56px);
  margin-top: -18px;
  margin-bottom: 22px;
  position: relative;
  z-index: 2;
}
.feature-flow-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  max-width: var(--home-card-width);
  margin: 0 auto;
  min-height: 184px;
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid rgba(203,213,225,.74);
  border-radius: 30px;
  background:
    radial-gradient(circle at 0 0, rgba(59,130,246,.06), transparent 34%),
    radial-gradient(circle at 100% 0, rgba(16,185,129,.08), transparent 32%),
    linear-gradient(145deg, rgba(255,255,255,.94), rgba(248,252,255,.78));
  box-shadow: var(--shadow);
}
.feature-flow-card-wide {
  margin-top: 22px;
  margin-bottom: 6px;
}
.feature-flow-card-wide .feature-flow-inner {
  max-width: var(--home-card-width);
}
.feature-flow-inner h2,
.feature-flow-card-wide .feature-flow-inner h2 {
  font-size: clamp(22px, 3vw, 30px);
}
.feature-flow-inner p,
.feature-flow-card-wide .feature-flow-inner p {
  max-width: 760px;
  font-size: clamp(15px, 1.6vw, 18px);
}
.feature-flow-inner .btn,
.feature-flow-card-wide .btn {
  min-width: 180px;
  min-height: 56px;
  font-size: 17px;
}
.official-entry-card {
  margin-top: -18px;
  margin-bottom: 22px;
}
.official-entry-card .feature-flow-inner {
  border-color: rgba(147,197,253,.72);
  background:
    radial-gradient(circle at 0 0, rgba(59,130,246,.1), transparent 34%),
    radial-gradient(circle at 100% 0, rgba(20,184,166,.08), transparent 30%),
    linear-gradient(145deg, rgba(247,252,255,.96), rgba(240,249,255,.82));
}
.official-entry-card .feature-flow-badge {
  background: #dbeafe;
  color: #1d4ed8;
}
.feature-flow-text { flex: 1; min-width: 0; }
.feature-flow-badge {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 8px;
}
.feature-flow-inner h2 {
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}
.feature-flow-inner p {
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}
.feature-flow-inner .btn {
  flex-shrink: 0;
  white-space: nowrap;
}

/* ----- 按钮（参考原软件按钮）----- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 44px; padding: 10px 24px; border-radius: 999px;
  font-size: 15px; font-weight: 850; cursor: pointer; transition: transform .16s, box-shadow .16s, border-color .16s; border: none;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: scale(.98); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--brand)); color: #fff;
  box-shadow: 0 10px 22px rgba(37,99,235,.2);
}
.btn-primary:hover { box-shadow: 0 14px 28px rgba(37,99,235,.24); }
.btn-secondary {
  background: var(--surface); color: var(--accent); border: 1.5px solid rgba(147,197,253,.64);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover { border-color: var(--accent); background: var(--accent-soft); }
.btn-disabled {
  opacity: .48;
  pointer-events: none;
  cursor: not-allowed;
  box-shadow: none;
}
.btn-disabled:hover { transform: none; box-shadow: none; }

/* ----- 服务说明（参考原提示卡片）----- */
.notice { padding: 0 clamp(16px, 4vw, 56px); margin-top: 0; position: relative; z-index: 3; }
.notice-card {
  max-width: var(--home-card-width); margin: 0 auto; min-height: 184px; padding: clamp(24px, 4vw, 40px);
  border: 1px solid rgba(191,219,254,.62); border-radius: 30px;
  display: grid;
  align-content: center;
  background:
    radial-gradient(circle at 0 0, rgba(59,130,246,.05), transparent 36%),
    linear-gradient(145deg, rgba(255,255,255,.94), rgba(248,250,252,.82));
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,.82);
}
.notice-heading { font-size: 13px; font-weight: 800; color: var(--accent); margin-bottom: 14px; letter-spacing: .04em; }
.notice-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.notice-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  min-height: 56px;
  padding: 12px 14px;
  border: 1px solid rgba(226,232,240,.72);
  border-radius: 16px;
  background: rgba(255,255,255,.56);
  font-size: 14px;
  color: var(--muted);
  line-height: 1.55;
}
.notice-bullet {
  flex-shrink: 0; width: 20px; height: 20px; display: inline-flex; align-items: center;
  justify-content: center; border-radius: 6px; font-size: 11px; font-weight: 800;
}
.notice-bullet.info { background: #dbeafe; color: #1d4ed8; }
.notice-bullet.deny { background: #fee2e2; color: #dc2626; }
.notice-bullet.ok { background: #d1fae5; color: #065f46; }
.notice-bullet.warn { background: #fef3c7; color: #92400e; }
.notice-bullet.safe { background: #ccfbf1; color: #0f766e; }
.notice-bullet.person { background: #e0e7ff; color: #4338ca; }
.notice-item strong { color: var(--text); }

/* ----- 通用 section ----- */
.section { padding: 64px clamp(16px, 4vw, 56px); }
.section-alt { background: var(--surface-alt); }
.section-head { text-align: center; max-width: 600px; margin: 0 auto 36px; }
.label {
  display: inline-block; font-size: 12px; font-weight: 800; color: var(--accent);
  padding: 3px 12px; border-radius: 999px; background: var(--accent-soft); margin-bottom: 10px;
}
.section h2 { font-size: clamp(24px, 3.5vw, 34px); font-weight: 700; color: var(--text); margin-bottom: 8px; }
.section-desc { font-size: 15px; color: var(--muted); }
.one-line-desc { width: max-content; max-width: calc(100vw - 40px); margin-left: auto; margin-right: auto; white-space: nowrap; }

/* ----- 用户流程六步（参考 cover-guide-flow）----- */
.user-flow-steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; max-width: 1060px; margin: 0 auto;
}
.user-step {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  align-content: start;
  align-items: start;
  gap: 8px 14px;
  min-height: 156px; padding: 20px 18px;
  border: 1px solid rgba(226,232,240,.82); border-radius: 20px;
  background: linear-gradient(180deg, rgba(255,255,255,.88), rgba(248,252,255,.6));
  box-shadow: var(--shadow-sm);
  text-align: left;
}
.user-step b {
  grid-row: span 3;
  display: inline-grid; place-items: center; width: 42px; height: 42px;
  border-radius: 999px; color: #fff; font-size: 16px; font-weight: 900;
  background: linear-gradient(135deg, #22c55e, #0f766e);
  box-shadow: 0 8px 16px rgba(15,118,110,.2), 0 0 0 6px rgba(255,255,255,.8);
  position: relative; z-index: 1;
}
.user-step.featured {
  border-color: rgba(147,197,253,.56);
  background: radial-gradient(circle at 50% 0, rgba(14,165,233,.08), transparent 52%),
    linear-gradient(180deg, rgba(240,249,255,.86), rgba(255,255,255,.66));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.92), 0 10px 24px rgba(14,165,233,.06);
}
.user-step.featured b {
  background: linear-gradient(135deg, #38bdf8, #0f766e);
  box-shadow: 0 10px 20px rgba(14,165,233,.14), 0 0 0 6px rgba(240,249,255,.88);
}
.user-step em {
  justify-self: start;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(15,118,110,.08);
  color: #0f766e;
  font-style: normal;
  font-size: 12px;
  font-weight: 800;
  line-height: 1.2;
}
.user-step.featured em {
  background: rgba(14,165,233,.12);
  color: #0369a1;
}
.user-step strong { font-size: 17px; color: var(--text); line-height: 1.35; }
.user-step span { font-size: 13px; color: var(--muted); line-height: 1.62; }
.user-flow-note { max-width: 880px; margin: 20px auto 0; font-size: 13px; color: var(--muted); text-align: center; line-height: 1.6; white-space: nowrap; }

/* ----- 卡片网格 ----- */
.cards { display: grid; gap: 14px; }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  padding: 22px 20px; border: 1px solid rgba(226,232,240,.82); border-radius: 20px;
  background: var(--surface); box-shadow: var(--shadow-sm);
  transition: transform .15s, box-shadow .15s;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(31,72,110,.08); border-color: rgba(147,197,253,.8); }
.card-icon { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; margin-bottom: 12px; border-radius: 8px; background: var(--accent-soft); font-size: 18px; }
.card h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; color: var(--text); }
.card p { font-size: 14px; color: var(--muted); line-height: 1.55; }
.card.is-paused {
  background: linear-gradient(180deg, rgba(248,250,252,.92), rgba(241,245,249,.82));
  border-color: rgba(148,163,184,.5);
  box-shadow: none;
}
.card.is-paused:hover {
  transform: none;
  border-color: rgba(148,163,184,.62);
  box-shadow: var(--shadow-sm);
}
.card.is-paused .card-icon {
  background: #e2e8f0;
  filter: grayscale(1);
}
.paused-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin: 0 0 8px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid rgba(248,113,113,.38);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.35;
}
.card.is-paused h3,
.card.is-paused p,
.card.is-paused strong {
  color: #64748b;
}
.card-sm { padding: 18px 16px; }
.card-sm h3 { font-size: 15px; }

/* ----- 资料补充与修改说明 ----- */
.message-cards { display: grid; gap: 14px; max-width: 900px; margin: 0 auto; }
.message-cards.cols-3 { grid-template-columns: repeat(3, 1fr); }
.message-card {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  min-height: 112px;
  padding: 20px 18px;
  border: 1px solid rgba(226,232,240,.86);
  border-radius: 18px;
  background: rgba(255,255,255,.82);
  box-shadow: var(--shadow-sm);
}
.msg-num {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: linear-gradient(135deg, #e0f2fe, #eef6ff);
  color: var(--accent);
  font-size: 14px;
  font-weight: 900;
}
.message-card p { font-size: 14px; color: var(--muted); line-height: 1.7; margin: 0; }
.message-card strong { color: var(--text); }
.msg-note { text-align: center; margin-top: 16px; font-size: 13px; color: var(--muted); }

/* ----- 整理清单示例 ----- */
.checklist-sample {
  background:
    radial-gradient(circle at 8% 6%, rgba(219,234,254,.76), transparent 25%),
    radial-gradient(circle at 86% 2%, rgba(204,251,241,.58), transparent 24%),
    linear-gradient(180deg, #f8fbff 0%, #f3faf8 52%, #ffffff 100%);
}
.checklist-wrapper { max-width: 1060px; margin: 0 auto; }

.checklist-panel {
  position: relative;
  overflow: hidden;
  padding: 22px;
  border: 1px solid rgba(226,232,240,.82);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
}
.checklist-panel::before {
  content: "成长资料整理助手 · zsziliao.com";
  position: absolute;
  inset: -8% -18%;
  display: grid;
  align-content: space-around;
  justify-items: center;
  color: rgba(15, 50, 77, 0.052);
  font-size: clamp(20px, 3vw, 34px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0;
  white-space: pre;
  transform: rotate(-14deg);
  pointer-events: none;
  user-select: none;
  z-index: 4;
  background:
    repeating-linear-gradient(
      0deg,
      transparent 0 78px,
      currentColor 78px 79px,
      transparent 79px 156px
    );
  opacity: .9;
  mask-image: linear-gradient(#000, #000);
}
.checklist-panel::after {
  content: "成长资料整理助手 · zsziliao.com\A\A成长资料整理助手 · zsziliao.com\A\A成长资料整理助手 · zsziliao.com\A\A成长资料整理助手 · zsziliao.com\A\A成长资料整理助手 · zsziliao.com";
  position: absolute;
  inset: 4% -10%;
  display: block;
  color: rgba(15, 50, 77, 0.064);
  font-size: clamp(20px, 3vw, 34px);
  font-weight: 900;
  line-height: 3.7;
  letter-spacing: 0;
  text-align: center;
  white-space: pre;
  transform: rotate(-14deg);
  pointer-events: none;
  user-select: none;
  z-index: 4;
}
.checklist-overview,
.checklist-stats,
.checklist-detail {
  position: relative;
  z-index: 3;
}

.checklist-overview {
  display: grid;
  grid-template-columns: 1fr 190px;
  gap: 20px;
  align-items: stretch;
  padding: 24px;
  border: 1px solid rgba(226,232,240,.82);
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.98), rgba(240,249,255,.84) 58%, rgba(236,253,245,.72));
  box-shadow: var(--shadow-sm);
  margin-bottom: 14px;
}
.checklist-brand-stamp {
  align-self: stretch;
  display: grid;
  place-content: center;
  min-height: 148px;
  padding: 16px;
  border-radius: 20px;
  border: 1px dashed rgba(37,99,235,.2);
  background:
    radial-gradient(circle at 50% 42%, rgba(37,99,235,.08), transparent 52%),
    rgba(255,255,255,.42);
  color: rgba(15,50,77,.34);
  text-align: center;
  transform: rotate(-9deg);
  pointer-events: none;
  user-select: none;
}
.checklist-brand-stamp span {
  display: block;
  font-size: 22px;
  font-weight: 900;
  line-height: 1.2;
  white-space: nowrap;
}
.checklist-brand-stamp small {
  display: block;
  margin-top: 8px;
  color: rgba(15,50,77,.28);
  font-size: 15px;
  font-weight: 900;
  letter-spacing: .02em;
}
.checklist-title-block { min-width: 0; }
.checklist-badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 10px;
}
.checklist-brand-pill {
  display: inline-flex;
  width: fit-content;
  max-width: 100%;
  margin: 0 0 12px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(239, 246, 255, 0.96);
  border: 1px solid rgba(37, 99, 235, 0.28);
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.08);
  color: #1d4ed8;
  font-size: 13px;
  font-weight: 900;
  line-height: 1.35;
  overflow-wrap: anywhere;
}
.checklist-title-block h3 {
  font-size: clamp(22px, 3.5vw, 32px);
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 10px;
}
.checklist-title-block p {
  max-width: 640px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}
.checklist-period-card {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 14px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(248,250,252,.72);
  color: #475569;
  font-size: 13px;
  line-height: 1.55;
}
.checklist-period-card strong {
  flex-shrink: 0;
  color: var(--text);
}
.checklist-progress {
  display: grid;
  align-content: center;
  gap: 4px;
  min-height: 130px;
  padding: 18px;
  border-radius: 22px;
  background:
    radial-gradient(circle at 88% 12%, rgba(255,255,255,.18), transparent 34%),
    linear-gradient(145deg, var(--brand), var(--accent));
  color: #fff;
  box-shadow: 0 16px 32px rgba(37,99,235,.2);
}
.checklist-progress span { display: block; font-size: 13px; font-weight: 700; opacity: .9; }
.checklist-progress strong { font-size: 38px; line-height: 1; color: #fff; }
.checklist-progress small { color: rgba(255,255,255,.82); font-size: 12px; line-height: 1.45; }

.checklist-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 14px; }
.checklist-stat {
  padding: 16px;
  border-radius: 20px;
  text-align: left;
  background: linear-gradient(180deg, rgba(255,255,255,.98), rgba(248,250,252,.86));
  border: 1px solid rgba(226,232,240,.82);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.checklist-stat::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, rgba(37,99,235,.82), rgba(20,184,166,.82));
}
.checklist-stat strong { display: block; font-size: 26px; color: var(--text); }
.checklist-stat strong span { font-size: 14px; color: var(--muted); font-weight: 400; }
.checklist-stat > span { font-size: 12px; color: var(--muted); }

.checklist-detail {
  padding: 20px;
  border: 1px solid rgba(226,232,240,.82);
  border-radius: 22px;
  background: rgba(255,255,255,.94);
}

.checklist-detail-head {
  margin-bottom: 14px;
}

.checklist-detail-head h3 {
  font-size: 20px;
  color: var(--text);
  margin-bottom: 6px;
}

.checklist-detail-head p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.checklist-groups { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-bottom: 18px; }
.checklist-group {
  padding: 14px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(248,252,255,.96), rgba(255,255,255,.88));
  border: 1px solid rgba(226,232,240,.86);
  box-shadow: var(--shadow-sm);
  min-height: 120px;
}
.checklist-group-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.checklist-group h3 { font-size: 14px; font-weight: 700; color: var(--text); }
.checklist-group-title span {
  color: #1d4ed8;
  background: #eff6ff;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 800;
  white-space: nowrap;
}
.checklist-row {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  padding: 6px 9px;
  border-radius: 14px;
  font-size: 12px;
  color: var(--muted);
  margin: 0 4px 6px 0;
  background: #fff;
  border: 1px solid rgba(187,207,228,.68);
  cursor: default;
  transition: background .16s ease, border-color .16s ease, box-shadow .16s ease, color .16s ease, transform .16s ease;
}
.checklist-row:last-child { margin-bottom: 0; }
.checklist-row.required {
  border-color: rgba(37,99,235,.22);
  color: #1e3a8a;
  background: #f8fbff;
}
.checklist-row.optional {
  border-color: rgba(15,118,110,.2);
  color: #0f766e;
  background: #f7fffb;
}
.checklist-row:hover,
.checklist-row:focus-visible {
  color: #fff;
  border-color: rgba(37,99,235,.52);
  background: linear-gradient(135deg, #2563eb, #14b8a6);
  box-shadow: 0 10px 22px rgba(37,99,235,.16);
  transform: translateY(-1px);
}
.checklist-row.optional:hover,
.checklist-row.optional:focus-visible {
  border-color: rgba(15,118,110,.52);
  background: linear-gradient(135deg, #0f766e, #22c55e);
  box-shadow: 0 10px 22px rgba(15,118,110,.14);
}
.checklist-row.done { background: #ecfdf5; color: var(--brand-dark); border-color: rgba(15,118,110,.22); }
.checklist-row.alert { background: #fef2f2; color: #991b1b; font-weight: 600; }

.checklist-subsections {
  display: grid;
  gap: 16px;
}

.checklist-subsection {
  padding: 16px 0 0;
  border-top: 1px solid rgba(187,207,228,.64);
}

.checklist-subsection h3 {
  font-size: 16px;
  color: var(--text);
  margin-bottom: 4px;
}

.checklist-subsection p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  margin-bottom: 10px;
}

.checklist-chip-row,
.checklist-platform-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.checklist-chip,
.checklist-platform-steps span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 5px 11px;
  border-radius: 14px;
  border: 1px solid rgba(187,207,228,.68);
  background: #fff;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.checklist-chip.done {
  border-color: rgba(15,118,110,.22);
  background: var(--brand-soft);
  color: var(--brand-dark);
}

.checklist-chip.school {
  border-color: rgba(37,99,235,.22);
  background: var(--accent-soft);
  color: var(--accent);
}
.checklist-section-subhead {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin: 16px 0 10px;
  color: var(--muted);
  font-size: 13px;
}
.checklist-section-subhead strong {
  color: var(--text);
  font-size: 14px;
}

.checklist-platform-steps span {
  border-color: rgba(37,99,235,.2);
  background: #eff6ff;
  color: #1d4ed8;
}

.checklist-platform-steps span.must {
  border-color: rgba(220,38,38,.26);
  background: #fef2f2;
  color: var(--red);
}

.checklist-compliance {
  margin-top: 16px;
  text-align: left; padding: 14px 18px; border-radius: 12px;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  font-size: 14px; font-weight: 700; color: #c2410c;
}

/* ----- 联系方式 ----- */
.contact-section { background: var(--surface-alt); }
.contact-head { max-width: 980px; }
.contact-head h2 { white-space: nowrap; }
.contact-cards { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr); gap: 16px; max-width: 980px; margin: 0 auto; }
.contact-card {
  display: grid; align-content: start; gap: 12px; padding: 24px;
  border: 1px solid rgba(226,232,240,.82); border-radius: var(--radius-lg);
  background: var(--surface); box-shadow: var(--shadow);
}
.contact-card.primary-card {
  border-color: rgba(37,99,235,.24);
  background: linear-gradient(180deg, rgba(239,246,255,.44), var(--surface));
  box-shadow: 0 14px 36px rgba(37,99,235,.06), 0 0 0 4px rgba(255,255,255,.16);
}
.contact-badge {
  justify-self: start; padding: 3px 12px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent); font-size: 12px; font-weight: 800;
}
.contact-badge.second { background: var(--brand-soft); color: var(--brand-dark); }
.contact-card h3 { font-size: 18px; color: var(--text); }
.contact-card p { font-size: 14px; color: var(--muted); line-height: 1.6; }
.contact-card .btn { justify-self: start; }
.contact-qrcode {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding-top: 6px;
}
.qr-image {
  display: block;
  width: 96px;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 16px;
  border: 1px solid rgba(148, 163, 184, 0.44);
  background: #fff;
}
.contact-qrcode-note {
  display: block;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}
.keyword-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 4px;
}
.keyword-list span {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(20, 184, 166, 0.08);
  border: 1px solid rgba(20, 184, 166, 0.16);
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 800;
}
.contact-flow-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  max-width: 980px;
  margin: 12px auto 0;
  padding: 11px 16px;
  border-radius: 16px;
  background: rgba(255,255,255,0.58);
  border: 1px solid rgba(226, 232, 240, 0.72);
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--muted);
}
.contact-flow-note strong {
  flex: 0 0 auto;
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
}
.contact-flow-note span { min-width: 0; }
.contact-note { text-align: center; max-width: 920px; margin: 18px auto 0; font-size: 13px; color: var(--muted); line-height: 1.6; }

/* ----- 页脚 ----- */
.site-footer {
  background: #0f172a; color: rgba(255,255,255,.72); padding: 28px clamp(16px, 4vw, 56px); text-align: center; font-size: 13px; line-height: 1.7;
}
.footer-inner { max-width: 600px; margin: 0 auto; }
.footer-brand { font-weight: 600; color: #fff; margin-bottom: 4px; }
.footer-record { color: rgba(255,255,255,.44); font-size: 12px; margin-top: 4px; }
.footer-beian { margin: 6px 0; }
.footer-beian { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 6px 14px; }
.footer-beian a { display: inline-flex; align-items: center; justify-content: center; gap: 6px; color: rgba(255,255,255,.82); text-decoration: none; }
.footer-beian img { width: 20px; height: 20px; object-fit: contain; }
.footer-beian a:hover { color: #fff; text-decoration: underline; }
.footer-link { color: rgba(255,255,255,.9); font-weight: 700; text-decoration: none; }
.footer-link:hover { color: #fff; text-decoration: underline; }

/* ----- Flow reference page ----- */
.flow-page {
  background:
    radial-gradient(circle at 8% 6%, rgba(219,234,254,.76), transparent 25%),
    radial-gradient(circle at 86% 2%, rgba(204,251,241,.58), transparent 24%),
    linear-gradient(180deg, #f8fbff 0%, #f3faf8 52%, #ffffff 100%);
}

.workflow-page-main {
  padding: clamp(28px, 5vw, 56px) clamp(14px, 4vw, 48px) 42px;
}

.workflow-shell {
  max-width: 1180px;
  margin: 0 auto;
}

.workflow-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 13px;
}

.workflow-meta span {
  padding: 5px 12px;
  border: 1px solid rgba(147,197,253,.42);
  border-radius: 999px;
  background: rgba(255,255,255,.78);
  box-shadow: var(--shadow-sm);
}

.workflow-hero-card {
  padding: clamp(28px, 4vw, 42px);
  border: 1px solid rgba(226,232,240,.82);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 0 0, rgba(59,130,246,.05), transparent 36%),
    radial-gradient(circle at 100% 0, rgba(16,185,129,.06), transparent 34%),
    linear-gradient(145deg, rgba(255,255,255,.94), rgba(248,250,252,.82));
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.workflow-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 4px 14px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 800;
}

.workflow-hero-card h1 {
  max-width: 760px;
  margin: 14px auto 10px;
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.18;
  color: var(--text);
}

.workflow-hero-card p {
  max-width: 780px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.workflow-critical-alert {
  display: grid;
  gap: 6px;
  max-width: 820px;
  margin: 22px auto 20px;
  padding: 16px 18px;
  border: 1px solid rgba(220,38,38,.22);
  border-radius: 16px;
  background: #fff7ed;
  color: #c2410c;
  text-align: left;
  box-shadow: 0 10px 22px rgba(220,38,38,.06);
}

.workflow-critical-alert strong {
  font-size: 16px;
  line-height: 1.45;
}

.workflow-critical-alert span {
  font-size: 14px;
  line-height: 1.6;
}

.workflow-role-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 18px;
}

.workflow-role-summary div {
  display: grid;
  align-content: start;
  gap: 6px;
  min-height: 126px;
  padding: 16px;
  border: 1px solid rgba(226,232,240,.82);
  border-radius: 18px;
  background: rgba(255,255,255,.86);
  text-align: left;
}

.workflow-role-summary div.must {
  border-color: rgba(220,38,38,.24);
  background: rgba(254,242,242,.68);
}

.workflow-role-summary strong {
  color: var(--text);
  font-size: 15px;
}

.workflow-role-summary span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.workflow-board {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.workflow-row {
  display: grid;
  grid-template-columns: minmax(150px, .72fr) repeat(3, 1fr);
  gap: 12px;
  align-items: stretch;
  padding: 12px;
  border: 1px solid rgba(226,232,240,.82);
  border-radius: 22px;
  background: rgba(255,255,255,.7);
  box-shadow: var(--shadow-sm);
}

.workflow-row.important {
  border-color: rgba(220,38,38,.18);
  background: linear-gradient(135deg, rgba(255,255,255,.72), rgba(255,247,237,.78));
}

.workflow-stage,
.workflow-tile {
  min-height: 142px;
  border-radius: 18px;
}

.workflow-stage {
  display: grid;
  place-items: center;
  padding: 16px;
  color: #fff;
  text-align: center;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.24);
}

.workflow-stage strong {
  font-size: 17px;
  line-height: 1.45;
}

.stage-blue {
  background: linear-gradient(135deg, #2563eb, #0f766e);
}

.stage-red {
  background: linear-gradient(135deg, #dc2626, #b45309);
}

.workflow-tile {
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 18px 16px;
  border: 1px solid rgba(226,232,240,.86);
  background: linear-gradient(180deg, rgba(255,255,255,.94), rgba(248,250,252,.78));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.88), var(--shadow-sm);
}

.workflow-tile b {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 16px;
  font-weight: 900;
}

.workflow-tile strong {
  color: var(--text);
  font-size: 16px;
  line-height: 1.35;
}

.workflow-tile span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.workflow-tile.orange {
  border-color: rgba(180,83,9,.24);
  background: linear-gradient(180deg, rgba(255,251,235,.96), rgba(255,255,255,.78));
}

.workflow-tile.orange b {
  background: #fffbeb;
  color: var(--warn);
}

.workflow-tile.purple {
  border-color: rgba(99,102,241,.24);
  background: linear-gradient(180deg, rgba(238,242,255,.96), rgba(255,255,255,.78));
}

.workflow-tile.purple b {
  background: #eef2ff;
  color: #4f46e5;
}

.workflow-tile.danger {
  border-color: rgba(220,38,38,.3);
  background: linear-gradient(180deg, rgba(254,242,242,.98), rgba(255,247,237,.82));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.86), 0 10px 22px rgba(220,38,38,.06);
}

.workflow-tile.danger b {
  background: #fee2e2;
  color: var(--red);
}

.workflow-tile.green {
  border-color: rgba(15,118,110,.24);
  background: linear-gradient(180deg, rgba(236,253,245,.96), rgba(255,255,255,.78));
}

.workflow-tile.green b {
  background: var(--brand-soft);
  color: var(--brand-dark);
}

.workflow-bottom-notes {
  display: grid;
  grid-template-columns: .65fr repeat(3, 1fr);
  gap: 12px;
  margin-top: 18px;
}

.workflow-bottom-notes div {
  min-height: 88px;
  padding: 16px;
  border: 1px solid rgba(180,83,9,.2);
  border-radius: 18px;
  background: #fff7ed;
  color: #c2410c;
  box-shadow: var(--shadow-sm);
}

.workflow-bottom-notes strong {
  display: block;
  font-size: 17px;
  line-height: 1.4;
}

.workflow-bottom-notes span {
  font-size: 13px;
  line-height: 1.62;
}

.workflow-copyright {
  max-width: 980px;
  margin: 20px auto 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
  text-align: center;
}

/* ----- Software workflow map port ----- */
.student-workflow-map {
  max-width: 1120px;
  margin: 0 auto 44px;
  padding: 28px;
  border: 1px solid rgba(186,230,253,.82);
  border-radius: 34px;
  background:
    radial-gradient(circle at 10% 8%, rgba(56,189,248,.24), transparent 28%),
    radial-gradient(circle at 92% 8%, rgba(52,211,153,.2), transparent 26%),
    radial-gradient(circle at 50% 105%, rgba(191,219,254,.24), transparent 36%),
    linear-gradient(145deg, rgba(247,253,255,.98), rgba(236,253,245,.92));
  box-shadow: 0 30px 80px rgba(31,72,110,.12), inset 0 1px 0 rgba(255,255,255,.92);
  overflow: hidden;
  position: relative;
  perspective: 1200px;
}

.student-workflow-map::before,
.student-workflow-map::after {
  position: absolute;
  pointer-events: none;
}

.student-workflow-map::before {
  content: "成长资料整理助手 · zsziliao.com";
  inset: -8% -18%;
  display: grid;
  align-content: space-around;
  justify-items: center;
  border: 1px solid rgba(255,255,255,.48);
  border-radius: 38px;
  background:
    repeating-linear-gradient(
      0deg,
      transparent 0 82px,
      currentColor 82px 83px,
      transparent 83px 164px
    ),
    linear-gradient(90deg, rgba(148,163,184,.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(148,163,184,.07) 1px, transparent 1px);
  background-size: 32px 32px;
  color: rgba(15, 50, 77, .045);
  font-size: clamp(20px, 3vw, 34px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0;
  white-space: pre;
  transform: rotate(-14deg);
  z-index: 2;
  opacity: .92;
}

.student-workflow-map::after {
  content: "成长资料整理助手 · zsziliao.com\A\A成长资料整理助手 · zsziliao.com\A\A成长资料整理助手 · zsziliao.com\A\A成长资料整理助手 · zsziliao.com\A\A成长资料整理助手 · zsziliao.com";
  inset: 4% -10%;
  display: block;
  color: rgba(15, 50, 77, .055);
  font-size: clamp(20px, 3vw, 34px);
  font-weight: 900;
  line-height: 3.75;
  letter-spacing: 0;
  text-align: center;
  white-space: pre;
  transform: rotate(-14deg);
  user-select: none;
  z-index: 3;
}

.workflow-watermark {
  position: absolute;
  inset: 2% -8%;
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;
  max-width: 100%;
  overflow: hidden;
  color: rgba(15,50,77,.04);
  font-size: clamp(1.18rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: 0;
  pointer-events: none;
  user-select: none;
  z-index: 4;
}

.workflow-watermark span {
  display: block;
  max-width: 100%;
  padding: 0 18px;
  overflow-wrap: anywhere;
  text-align: center;
  transform: rotate(-13deg);
}

.workflow-watermark span:last-child {
  transform: rotate(-13deg) translateX(12%);
  color: rgba(15,50,77,.034);
}

.workflow-source-mark {
  position: relative;
  z-index: 5;
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: 0 auto 10px;
  color: #31566a;
  font-size: .68rem;
  line-height: 1.4;
}

.workflow-source-mark span {
  padding: 4px 9px;
  border: 1px solid rgba(191,219,254,.58);
  border-radius: 999px;
  background: rgba(255,255,255,.72);
  box-shadow: 0 8px 18px rgba(31,72,110,.05);
}

.workflow-source-mark.workflow-source-public span:first-child {
  border-color: rgba(16,185,129,.3);
  background: rgba(236,253,245,.9);
  color: #047857;
  font-weight: 800;
}

.workflow-rights-ribbon {
  position: relative;
  z-index: 5;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto 14px;
  padding: 8px 12px;
  border: 1px solid rgba(245,158,11,.28);
  border-radius: 999px;
  background: rgba(255,251,235,.9);
  color: #92400e;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: .76rem;
  line-height: 1.45;
  box-shadow: 0 10px 22px rgba(146,64,14,.06);
}

.workflow-rights-ribbon strong {
  color: #78350f;
  font-weight: 900;
  white-space: nowrap;
}

.workflow-map-head {
  display: grid;
  gap: 10px;
  max-width: 780px;
  margin: 0 auto 22px;
  padding: 22px 26px;
  border: 1px solid rgba(203,213,225,.55);
  border-radius: 30px;
  background:
    radial-gradient(circle at 50% 0, rgba(20,184,166,.14), transparent 44%),
    linear-gradient(180deg, rgba(255,255,255,.96), rgba(248,250,252,.86));
  box-shadow: 0 24px 52px rgba(31,72,110,.13), 0 7px 0 rgba(226,232,240,.72);
  text-align: center;
  position: relative;
  z-index: 5;
}

.workflow-map-head > span {
  justify-self: center;
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  color: #0f766e;
  background: rgba(204,251,241,.66);
  font-size: .72rem;
  font-weight: 800;
}

.workflow-map-head h1 {
  margin: 0;
  color: #17324d;
  font-size: clamp(1.28rem, 1.9vw, 1.68rem);
  line-height: 1.26;
}

.workflow-map-head p {
  margin: 0;
  color: #526478;
  font-size: .84rem;
  line-height: 1.62;
}

.student-workflow-map .workflow-critical-alert {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 12px;
  align-items: center;
  width: fit-content;
  max-width: min(100%, 590px);
  margin: 10px auto 0;
  padding: 11px 14px;
  border: 1px solid rgba(248,113,113,.34);
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,247,237,.98), rgba(255,241,242,.94));
  box-shadow: 0 16px 32px rgba(185,28,28,.08), 0 4px 0 rgba(254,202,202,.54);
  position: relative;
  text-align: left;
}

.student-workflow-map .workflow-critical-alert::before {
  content: "必须先做";
  grid-row: span 2;
  min-height: 22px;
  padding: 4px 8px;
  border-radius: 9px;
  color: #fff;
  background: linear-gradient(135deg, #ef4444, #b91c1c);
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: 0;
}

.student-workflow-map .workflow-critical-alert strong {
  color: #b91c1c;
  font-size: clamp(.92rem, 1.45vw, 1.02rem);
}

.student-workflow-map .workflow-critical-alert span {
  color: #7f1d1d;
  font-size: .78rem;
  line-height: 1.58;
}

.student-workflow-map .workflow-role-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 780px;
  margin: 16px auto 0;
}

.student-workflow-map .workflow-role-summary div {
  display: grid;
  gap: 5px;
  min-height: auto;
  padding: 12px 14px;
  border: 1px solid rgba(203,213,225,.58);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255,255,255,.94), rgba(240,253,250,.68));
  text-align: left;
  box-shadow: 0 14px 28px rgba(31,72,110,.07), 0 3px 0 rgba(226,232,240,.62);
  transform: translateZ(0);
}

.student-workflow-map .workflow-role-summary div.must {
  border-color: rgba(248,113,113,.48);
  background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,241,242,.78));
  box-shadow: 0 15px 28px rgba(185,28,28,.08), 0 4px 0 rgba(254,202,202,.7);
}

.student-workflow-map .workflow-role-summary strong {
  color: #17324d;
  font-size: .9rem;
}

.student-workflow-map .workflow-role-summary div.must strong {
  color: #b91c1c;
}

.student-workflow-map .workflow-role-summary span {
  color: #526478;
  font-size: .76rem;
  line-height: 1.54;
}

.workflow-map-track {
  display: grid;
  gap: 16px;
  margin-top: 20px;
  position: relative;
  z-index: 1;
}

.workflow-map-track::before {
  content: "";
  position: absolute;
  left: 154px;
  top: 18px;
  bottom: 18px;
  width: 2px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(14,165,233,.08), rgba(20,184,166,.28), rgba(14,165,233,.08));
  pointer-events: none;
}

.workflow-phase {
  display: grid;
  grid-template-columns: 136px minmax(0, 1fr);
  gap: 12px;
  align-items: stretch;
  padding: 12px;
  border: 1px solid rgba(186,230,253,.62);
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(255,255,255,.54), rgba(239,246,255,.38));
  box-shadow: 0 14px 34px rgba(31,72,110,.07), inset 0 1px 0 rgba(255,255,255,.82);
  transform: rotateX(0deg);
  transform-style: preserve-3d;
  position: relative;
}

.workflow-phase::before {
  content: "";
  position: absolute;
  left: 154px;
  top: 50%;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: #0ea5e9;
  border: 3px solid rgba(255,255,255,.92);
  box-shadow: 0 0 0 5px rgba(14,165,233,.12);
  transform: translate(-50%, -50%);
  z-index: 2;
}

.workflow-phase.must-phase {
  border-color: rgba(248,113,113,.36);
  background: linear-gradient(135deg, rgba(255,255,255,.62), rgba(255,241,242,.52));
  box-shadow: 0 16px 36px rgba(185,28,28,.08), inset 0 1px 0 rgba(255,255,255,.82);
}

.workflow-phase.must-phase::before {
  background: #ef4444;
  box-shadow: 0 0 0 5px rgba(239,68,68,.12);
}

.workflow-phase h2 {
  margin: 0;
  display: grid;
  align-content: center;
  min-height: 100%;
  padding: 12px;
  border-radius: 20px;
  color: #17324d;
  background: linear-gradient(160deg, rgba(239,246,255,.92), rgba(224,242,254,.66));
  font-size: .9rem;
  line-height: 1.45;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.84), 0 10px 20px rgba(31,72,110,.06);
}

.workflow-phase.must-phase h2 {
  color: #b91c1c;
  background: linear-gradient(180deg, rgba(255,241,242,.94), rgba(254,226,226,.72));
}

.workflow-phase-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  align-items: stretch;
}

.workflow-node {
  min-height: 116px;
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 15px 14px 14px;
  border-radius: 20px;
  border: 1px solid rgba(203,213,225,.72);
  background: rgba(255,255,255,.86);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.82), 0 15px 28px rgba(31,72,110,.08), 0 3px 0 rgba(226,232,240,.7);
  position: relative;
  transform: translateZ(0);
  transition: transform .16s, border-color .16s, box-shadow .16s;
}

.workflow-node:hover {
  transform: translateY(-4px) translateZ(12px);
  border-color: rgba(125,184,232,.86);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 22px 40px rgba(31,72,110,.12), 0 4px 0 rgba(186,230,253,.58);
}

.workflow-node.must-do {
  border-color: rgba(239,68,68,.48);
  background: rgba(255,247,247,.96);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 20px 38px rgba(185,28,28,.14), 0 5px 0 rgba(254,202,202,.78);
}

.workflow-node::after {
  content: "";
  position: absolute;
  right: -17px;
  top: 50%;
  width: 17px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(14,165,233,.22), rgba(20,184,166,.34));
  box-shadow: 0 0 0 4px rgba(186,230,253,.1);
}

.workflow-phase-steps .workflow-node:last-child::after {
  display: none;
}

.workflow-node b {
  display: inline-grid;
  place-items: center;
  justify-self: center;
  width: 34px;
  height: 34px;
  border-radius: 13px;
  color: #fff;
  font-size: .92rem;
  font-weight: 900;
  box-shadow: 0 10px 18px rgba(31,72,110,.16), inset 0 1px 0 rgba(255,255,255,.28);
}

.workflow-node strong {
  color: #17324d;
  font-size: .94rem;
  text-align: center;
}

.workflow-node span {
  color: #526478;
  font-size: .8rem;
  line-height: 1.6;
  text-align: center;
}

.workflow-node.student {
  background: linear-gradient(180deg, rgba(255,255,255,.94), rgba(239,246,255,.88));
}

.workflow-node.public {
  background: linear-gradient(180deg, rgba(255,255,255,.94), rgba(255,247,237,.88));
}

.workflow-node.teacher {
  background: linear-gradient(180deg, rgba(255,255,255,.94), rgba(245,243,255,.88));
}

.workflow-node.school {
  background: linear-gradient(180deg, rgba(255,255,255,.94), rgba(240,253,244,.88));
}

.workflow-node.student b {
  background: linear-gradient(135deg, #2563eb, #0891b2);
}

.workflow-node.public b {
  background: linear-gradient(135deg, #d97706, #b45309);
}

.workflow-node.teacher b {
  background: linear-gradient(135deg, #7c3aed, #4f46e5);
}

.workflow-node.school b {
  background: linear-gradient(135deg, #16a34a, #0f766e);
}

.workflow-node.must-do b {
  background: linear-gradient(135deg, #ef4444, #b91c1c);
}

.workflow-node.must-do strong {
  color: #b91c1c;
}

.workflow-compliance {
  display: grid;
  grid-template-columns: .7fr repeat(3, minmax(0, 1fr));
  gap: 10px;
  align-items: stretch;
  margin-top: 20px;
  position: relative;
  z-index: 1;
}

.workflow-compliance strong,
.workflow-compliance span {
  border-radius: 16px;
  border: 1px solid rgba(15,118,110,.18);
  background: rgba(240,253,250,.78);
  color: #31566a;
  font-size: .82rem;
  line-height: 1.6;
  box-shadow: 0 12px 24px rgba(15,118,110,.07), 0 3px 0 rgba(153,246,228,.42);
}

.workflow-compliance strong {
  display: grid;
  place-items: center;
  padding: 12px;
  color: #0f766e;
  background: rgba(204,251,241,.9);
  font-size: .95rem;
}

.workflow-compliance span {
  padding: 12px 14px;
}

.student-workflow-map .workflow-copyright {
  position: relative;
  z-index: 1;
  max-width: none;
  margin: 14px 4px 0;
  padding: 11px 14px 0;
  border-top: 1px dashed rgba(148,163,184,.38);
  color: #526478;
  font-size: .73rem;
  line-height: 1.65;
  text-align: center;
  overflow-wrap: anywhere;
}

/* ----- 任务自查与提交引导页 ----- */
.task-guide-page {
  background:
    radial-gradient(circle at 8% 6%, rgba(219,234,254,.76), transparent 25%),
    radial-gradient(circle at 86% 2%, rgba(204,251,241,.58), transparent 24%),
    linear-gradient(180deg, #f8fbff 0%, #f3faf8 52%, #ffffff 100%);
}

.task-guide-main {
  padding: clamp(28px, 5vw, 56px) clamp(14px, 4vw, 48px) 42px;
  max-width: 1120px;
  margin: 0 auto;
}

/* 年级学期选择器 */
.semester-select {
  text-align: center;
  margin-bottom: 32px;
}

.semester-select h2 {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.semester-select > p {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 18px;
}

.semester-options {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.semester-opt {
  min-height: 44px;
  padding: 10px 22px;
  border: 1.5px solid rgba(147,197,253,.48);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all .18s;
  box-shadow: var(--shadow-sm);
  user-select: none;
}

.semester-opt:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-1px);
}

.semester-opt.active {
  background: linear-gradient(135deg, var(--accent), var(--brand));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 10px 22px rgba(37,99,235,.22);
}

.semester-benefit {
  font-size: 15px;
  font-weight: 700;
  color: var(--brand-dark);
  margin-bottom: 4px;
}

/* 使用流程提示条 */
.guide-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px 4px;
  margin-bottom: 20px;
  padding: 10px 16px;
  border: 1px solid rgba(203,213,225,.48);
  border-radius: 14px;
  background: rgba(255,255,255,.62);
}

.guide-flow-label {
  font-size: 12px;
  font-weight: 800;
  color: var(--muted);
  margin-right: 6px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(203,213,225,.28);
}

.guide-flow-step {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.guide-flow-arrow {
  font-size: 12px;
  color: var(--muted);
  margin: 0 2px;
}

/* 任务展示区 */
.task-guide-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.task-group-col {
  padding: 20px;
  border: 1px solid rgba(226,232,240,.82);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.task-group-label {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 3px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 14px;
}

.task-group-label.required-label {
  background: #dbeafe;
  color: #1d4ed8;
}

.task-group-label.optional-label {
  background: #d1fae5;
  color: #065f46;
}

.task-group-col h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.task-items {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.task-item {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 16px;
  border: 1.5px solid rgba(187,207,228,.68);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all .16s;
  user-select: none;
}

.task-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(31,72,110,.08);
}

.task-item.required-item {
  border-color: rgba(37,99,235,.28);
}

.task-item.optional-item {
  border-color: rgba(15,118,110,.24);
}

.task-item.selected {
  color: #fff;
  border-color: transparent;
  transform: translateY(-1px);
}

.task-item.required-item.selected {
  background: linear-gradient(135deg, #2563eb, #0891b2);
  box-shadow: 0 10px 22px rgba(37,99,235,.24);
}

.task-item.optional-item.selected {
  background: linear-gradient(135deg, #0f766e, #22c55e);
  box-shadow: 0 10px 22px rgba(15,118,110,.2);
}

.task-empty {
  color: var(--muted);
  font-size: 13px;
  padding: 40px 0;
  text-align: center;
}

/* 资料提示面板 */
.material-tip-panel {
  padding: 18px 22px;
  border: 1px solid rgba(147,197,253,.38);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(239,246,255,.72), rgba(255,255,255,.88));
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
  display: none;
}

.material-tip-panel.visible {
  display: block;
}

.material-tip-panel h4 {
  font-size: 14px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 6px;
}

.material-tip-panel p {
  font-size: 14px;
  color: var(--text);
  line-height: 1.65;
}

.tip-item {
  padding: 10px 0;
  border-bottom: 1px solid rgba(226,232,240,.48);
}

.tip-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.tip-item strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 2px;
}

.tip-item p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

.tip-empty {
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  padding: 8px 0;
  margin: 0;
}

/* 咨询建议 */
.recommend-box {
  padding: 18px 22px;
  border: 1px solid rgba(245,158,11,.24);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(255,251,235,.92), rgba(255,255,255,.88));
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
}

.recommend-box h4 {
  font-size: 13px;
  font-weight: 800;
  color: var(--warn);
  margin-bottom: 6px;
}

.recommend-box p {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.recommend-extra {
  margin-top: 8px;
  padding: 10px 14px;
  border-radius: 12px;
  background: #fef3c7;
  font-size: 13px;
  color: #92400e;
  line-height: 1.55;
}

/* 动作按钮行 */
.action-btns {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 24px;
}

.action-btns .btn {
  min-width: 180px;
}

/* 边界说明块 */
.task-guide-notice {
  padding: 18px 22px;
  border: 1px solid rgba(226,232,240,.82);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.62);
  margin-bottom: 20px;
}

.task-guide-notice h4 {
  font-size: 13px;
  font-weight: 800;
  color: var(--muted);
  margin-bottom: 10px;
}

.task-guide-notice p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 4px;
}

/* ============================================
   响应式
   ============================================ */

/* 平板 */
@media (max-width: 860px) {
  .cols-3 { grid-template-columns: repeat(2, 1fr); }
  .message-cards.cols-3 { grid-template-columns: 1fr; }
  .cols-4 { grid-template-columns: repeat(2, 1fr); }
  .user-flow-steps { grid-template-columns: repeat(2, 1fr); }
  .contact-cards { grid-template-columns: 1fr; }
  .contact-flow-note {
    align-items: flex-start;
    justify-content: flex-start;
  }
  .checklist-panel::before,
  .checklist-panel::after,
  .checklist-brand-stamp { display: none; }
  .one-line-desc,
  .user-flow-note,
  .contact-head h2 {
    white-space: normal;
  }
  .notice-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 36px; }
  .section h2 { font-size: 28px; }
  .checklist-stats { grid-template-columns: repeat(2, 1fr); }
  .checklist-groups { grid-template-columns: repeat(2, 1fr); }
  .checklist-overview { grid-template-columns: 1fr; }
  .workflow-role-summary,
  .workflow-row,
  .workflow-bottom-notes,
  .workflow-map-track,
  .workflow-phase,
  .workflow-phase-steps,
  .workflow-compliance {
    grid-template-columns: 1fr;
  }
  .workflow-stage,
  .workflow-tile {
    min-height: auto;
  }
  .student-workflow-map::before,
  .student-workflow-map::after {
    display: none;
  }
  .workflow-stage {
    justify-items: start;
    text-align: left;
  }
  .student-workflow-map {
    padding: 18px;
    border-radius: 28px;
  }
  .workflow-watermark {
    display: none;
  }
  .workflow-source-mark {
    justify-content: flex-start;
  }
  .workflow-map-head {
    padding: 18px 16px;
    border-radius: 22px;
    margin-bottom: 14px;
  }
  .workflow-map-track::before,
  .workflow-phase::before {
    display: none;
  }
  .workflow-phase h2 {
    min-height: auto;
    text-align: center;
  }
  .workflow-node::after {
    right: 50%;
    top: auto;
    bottom: -14px;
    width: 2px;
    height: 14px;
    transform: translateX(50%);
  }
  .workflow-phase-steps .workflow-node:last-child::after {
    display: none;
  }

  /* 任务引导 */
  .task-guide-grid { grid-template-columns: 1fr; }
}

/* 手机 */
@media (max-width: 540px) {
  html { scroll-padding-top: 96px; }
  .site-header { flex-wrap: wrap; min-height: auto; padding-top: 8px; padding-bottom: 8px; }
  .brand { font-size: 15px; }
  .site-nav { width: 100%; overflow-x: auto; gap: 0; }
  .site-nav a { padding: 8px 10px; font-size: 13px; }

  .hero { padding: 44px clamp(16px, 4vw, 56px) 40px; }
  .hero h1 { font-size: 28px; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }
  .feature-flow-inner { flex-direction: column; align-items: stretch; text-align: center; }
  .feature-flow-inner .btn { width: 100%; }

  .cols-3, .cols-4, .message-cards.cols-3 { grid-template-columns: 1fr; }
  .card, .card-sm { padding: 18px 16px; }
  .user-flow-steps { grid-template-columns: 1fr; }
  .user-step { min-height: auto; padding: 16px 14px; }
  .one-line-desc,
  .user-flow-note,
  .contact-note {
    white-space: normal;
  }
  .contact-cards { grid-template-columns: 1fr; }
  .contact-qrcode {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }
  .notice-card { padding: 20px 16px; }
  .checklist-panel { padding: 14px; }
  .checklist-overview { padding: 18px; }
  .checklist-stats { grid-template-columns: 1fr; }
  .checklist-groups { grid-template-columns: 1fr; }
  .checklist-progress { min-height: 112px; }
  .checklist-period-card { align-items: flex-start; flex-direction: column; }

  .section { padding: 48px clamp(16px, 4vw, 56px); }
  .section h2 { font-size: 24px; }
  .workflow-page-main { padding: 22px 12px 34px; }
  .workflow-hero-card { padding: 22px 16px; }
  .workflow-hero-card h1 { font-size: 26px; }
  .workflow-meta { justify-content: flex-start; }
  .workflow-row { padding: 10px; gap: 10px; }
  .workflow-stage { padding: 14px; }
  .workflow-stage strong { font-size: 15px; }
  .workflow-tile { padding: 15px 14px; }
  .workflow-bottom-notes div { min-height: auto; }
  .student-workflow-map {
    padding: 14px;
    border-radius: 24px;
  }
  .workflow-watermark {
    font-size: 1.1rem;
    letter-spacing: 0;
  }
  .workflow-watermark span:last-child {
    transform: rotate(-13deg) translateX(0);
  }
  .workflow-source-mark {
    margin-bottom: 12px;
    font-size: .64rem;
  }
  .workflow-rights-ribbon {
    align-items: flex-start;
    border-radius: 18px;
    flex-direction: column;
    gap: 3px;
    margin-bottom: 12px;
    width: 100%;
  }
  .workflow-map-head {
    gap: 8px;
    padding: 14px 12px;
    border-radius: 20px;
  }
  .workflow-map-head h1 {
    font-size: 1.02rem;
    line-height: 1.3;
  }
  .workflow-map-head p {
    font-size: .73rem;
    line-height: 1.55;
  }
  .student-workflow-map .workflow-critical-alert {
    grid-template-columns: auto minmax(0, 1fr);
    max-width: 100%;
    gap: 5px 8px;
    padding: 8px 9px;
    border-radius: 14px;
  }
  .student-workflow-map .workflow-critical-alert::before {
    grid-row: span 2;
    justify-self: start;
    align-self: center;
    min-height: 20px;
    padding: 3px 7px;
    font-size: .62rem;
    border-radius: 8px;
  }
  .student-workflow-map .workflow-critical-alert strong {
    font-size: .78rem;
    line-height: 1.38;
  }
  .student-workflow-map .workflow-critical-alert span {
    font-size: .66rem;
    line-height: 1.42;
  }
  .student-workflow-map .workflow-role-summary {
    gap: 8px;
    margin-top: 10px;
  }
  .student-workflow-map .workflow-role-summary div {
    text-align: center;
    padding: 9px 10px;
    border-radius: 14px;
    gap: 3px;
  }
  .workflow-phase h2 {
    padding: 10px 12px;
    border-radius: 16px;
  }
  .workflow-node {
    min-height: auto;
    text-align: center;
    justify-items: center;
    padding: 12px;
    gap: 6px;
  }
  .workflow-compliance strong,
  .workflow-compliance span {
    text-align: center;
    padding: 10px 12px;
  }
  .student-workflow-map .workflow-copyright {
    font-size: .68rem;
    text-align: left;
  }

  /* 任务引导 */
  .semester-benefit { font-size: 14px; }
  .semester-opt { padding: 8px 14px; font-size: 13px; min-height: 38px; }
  .guide-flow { justify-content: flex-start; padding: 8px 10px; gap: 4px 2px; }
  .guide-flow-step { font-size: 12px; }
  .guide-flow-arrow { margin: 0; }
  .task-group-col { padding: 16px; }
  .task-item { font-size: 13px; padding: 7px 14px; }
  .action-btns { flex-direction: column; }
  .action-btns .btn { width: 100%; }
}