@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ============ 设计令牌：苹果磨砂双主题 ============ */
:root {
  --font: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', 'Helvetica Neue', sans-serif;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* 暗色主题（默认） */
[data-theme="dark"], :root {
  --bg:          #111111;
  --bg-2:        #1C1C1E;
  --bg-3:        #2C2C2E;
  --card:        rgba(28, 28, 30, 0.75);
  --card-border: rgba(255,255,255,0.10);
  --divider:     rgba(255,255,255,0.08);
  --fill:        rgba(255,255,255,0.07);
  --fill-hv:     rgba(255,255,255,0.12);
  --t1: #FFFFFF;
  --t2: rgba(235,235,245,0.60);
  --t3: rgba(235,235,245,0.30);
  --accent:   #0A84FF;  /* Apple blue dark */
  --accent2:  #30D158;  /* Apple green dark */
  --warn:     #FF9F0A;
  --danger:   #FF453A;
  --glow:     rgba(10,132,255,0.25);
  --orb1:     rgba(10,132,255,0.12);
  --orb2:     rgba(48,209,88,0.08);
}

/* 浅色主题 */
[data-theme="light"] {
  --bg:          #F2F2F7;
  --bg-2:        #FFFFFF;
  --bg-3:        #E5E5EA;
  --card:        rgba(255,255,255,0.80);
  --card-border: rgba(0,0,0,0.08);
  --divider:     rgba(0,0,0,0.06);
  --fill:        rgba(0,0,0,0.05);
  --fill-hv:     rgba(0,0,0,0.09);
  --t1: #000000;
  --t2: rgba(60,60,67,0.60);
  --t3: rgba(60,60,67,0.30);
  --accent:   #007AFF;
  --accent2:  #34C759;
  --warn:     #FF9500;
  --danger:   #FF3B30;
  --glow:     rgba(0,122,255,0.15);
  --orb1:     rgba(0,122,255,0.08);
  --orb2:     rgba(52,199,89,0.06);
}

/* ============ 重置 ============ */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0 }
html { scroll-behavior:smooth }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--t1);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.4s var(--ease), color 0.3s;
}

/* ============ 背景装饰 ============ */
.bg-noise {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  overflow: hidden;
}
.bg-noise::before {
  content: '';
  position: absolute; top: -30%; left: -20%;
  width: 80vw; height: 80vw; border-radius: 50%;
  background: radial-gradient(circle, var(--orb1) 0%, transparent 70%);
  animation: orb1 22s ease-in-out infinite alternate;
}
.bg-noise::after {
  content: '';
  position: absolute; bottom: -25%; right: -15%;
  width: 60vw; height: 60vw; border-radius: 50%;
  background: radial-gradient(circle, var(--orb2) 0%, transparent 70%);
  animation: orb1 28s ease-in-out infinite alternate-reverse;
}
@keyframes orb1 { from { transform: translate(0,0) scale(1) } to { transform: translate(5%,8%) scale(1.12) } }

/* ============ 主题切换 ============ */
.theme-btn {
  position: fixed; top: 16px; right: 16px; z-index: 100;
  display: flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px;
  background: var(--card); border: 1.5px solid var(--card-border);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  cursor: pointer; font-size: 13px; font-weight: 600; color: var(--t2);
  font-family: var(--font);
  transition: all 0.25s var(--ease);
  box-shadow: 0 2px 16px rgba(0,0,0,0.2);
}
.theme-btn:hover {
  border-color: var(--accent); color: var(--t1);
  box-shadow: 0 4px 20px rgba(0,0,0,0.25);
}

/* ============ 布局 ============ */
#app {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  min-height: 100vh;
  padding: 20px 16px 80px;
}

/* ============ 卡片 ============ */
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  box-shadow: 0 4px 32px rgba(0,0,0,0.18), 0 1px 0 rgba(255,255,255,0.05) inset;
  width: 100%; max-width: 680px;
  padding: 40px 44px;
  transition: box-shadow 0.3s;
}
@media (max-width: 600px) { .card { padding: 28px 20px } }

/* ============ 首屏 ============ */
#hero { text-align: center; padding: 56px 32px }
.hero-icon {
  font-size: 76px; display: block; margin-bottom: 20px;
  animation: float 3.5s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateY(0) } 50% { transform: translateY(-10px) } }
.hero-title {
  font-size: clamp(32px, 6.5vw, 52px); font-weight: 900;
  letter-spacing: -1px; line-height: 1.14; margin-bottom: 16px;
  background: linear-gradient(140deg, var(--t1) 20%, var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-sub { color: var(--t2); font-size: 15px; line-height: 1.65; margin-bottom: 32px }
.badges { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 36px }
.badge {
  padding: 5px 14px; border-radius: 999px; font-size: 12px; font-weight: 500;
  background: var(--fill); border: 1px solid var(--card-border);
  color: var(--t2); letter-spacing: 0.2px;
}
.hero-note { font-size: 12px; color: var(--t3); margin-top: 14px }

/* ============ 进度条 ============ */
.prog-wrap { width: 100%; max-width: 680px; margin-bottom: 18px }
.prog-steps { display: flex }
.prog-step { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 7px; position: relative }
.prog-step:not(:last-child)::after {
  content: ''; position: absolute; top: 16px; left: 50%;
  width: 100%; height: 1.5px; background: var(--divider); z-index: 0;
  transition: background 0.4s var(--ease);
}
.prog-step.done:not(:last-child)::after { background: var(--accent) }
.prog-dot {
  width: 32px; height: 32px; border-radius: 50%; z-index: 1;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
  background: var(--fill); border: 1.5px solid var(--card-border); color: var(--t3);
  transition: all 0.35s var(--ease);
}
.prog-step.active .prog-dot {
  background: var(--accent); border-color: var(--accent); color: #fff;
  box-shadow: 0 0 0 4px var(--glow);
}
.prog-step.done .prog-dot { background: var(--accent2); border-color: var(--accent2); color: #fff }
.prog-lbl { font-size: 11px; color: var(--t3); white-space: nowrap }
.prog-step.active .prog-lbl { color: var(--t1); font-weight: 600 }

/* ============ 表单 ============ */
.step-hd { margin-bottom: 28px }
.step-title { font-size: 22px; font-weight: 700; letter-spacing: -0.3px; margin-bottom: 6px }
.step-desc { color: var(--t2); font-size: 14px }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px }
@media (max-width: 520px) { .form-grid { grid-template-columns: 1fr } }
.ff { grid-column: 1 / -1 }

.fg { display: flex; flex-direction: column; gap: 8px }
.lbl {
  font-size: 13px; font-weight: 600; color: var(--t2);
  display: flex; align-items: baseline; gap: 6px;
  letter-spacing: 0.1px;
}
.lbl-note { font-size: 11px; font-weight: 400; color: var(--t3) }

.fi, .fs {
  width: 100%; padding: 12px 15px;
  background: var(--fill); border: 1.5px solid var(--card-border);
  border-radius: var(--radius-md);
  color: var(--t1); font-size: 15px; font-family: var(--font);
  outline: none; appearance: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}
.fi:focus, .fs:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--glow);
  background: var(--fill-hv);
}
.fs { cursor: pointer }
.fs option { background: var(--bg-2) }

.iu { position: relative }
.iu .fi { padding-right: 52px }
.iu .unit { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); font-size: 12px; color: var(--t3); pointer-events: none }

.tax-preview {
  display: flex; align-items: center; gap: 8px; padding: 9px 14px;
  background: rgba(10,132,255,0.08); border: 1px solid rgba(10,132,255,0.2);
  border-radius: var(--radius-sm); font-size: 13px; color: var(--accent);
  margin-top: 6px;
}
[data-theme="light"] .tax-preview { background: rgba(0,122,255,0.07); border-color: rgba(0,122,255,0.18) }

/* ---- 评分（带描述）---- */
.score-cards { display: flex; gap: 8px; flex-wrap: wrap }
.score-card {
  flex: 1; min-width: 100px;
  padding: 12px 10px; text-align: center; cursor: pointer;
  background: var(--fill); border: 1.5px solid var(--card-border);
  border-radius: var(--radius-md);
  transition: all 0.2s var(--ease);
}
.score-card:hover { background: var(--fill-hv); border-color: var(--accent) }
.score-card.on {
  background: rgba(10,132,255,0.12); border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--glow);
}
[data-theme="light"] .score-card.on { background: rgba(0,122,255,0.09) }
.score-num-lbl { font-size: 20px; margin-bottom: 5px }
.score-title { font-size: 12px; font-weight: 700; color: var(--t1); margin-bottom: 4px }
.score-desc { font-size: 10px; color: var(--t3); line-height: 1.4 }

/* ---- 选项按钮（带描述）---- */
.opt-cards { display: flex; flex-direction: column; gap: 8px }
.opt-card {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 16px; cursor: pointer;
  background: var(--fill); border: 1.5px solid var(--card-border);
  border-radius: var(--radius-md);
  transition: all 0.2s var(--ease);
}
.opt-card:hover { background: var(--fill-hv); border-color: var(--accent) }
.opt-card.on { background: rgba(10,132,255,0.10); border-color: var(--accent) }
[data-theme="light"] .opt-card.on { background: rgba(0,122,255,0.08) }
.opt-card-icon { font-size: 20px; flex-shrink: 0; width: 28px; text-align: center }
.opt-card-body { flex: 1 }
.opt-card-title { font-size: 14px; font-weight: 600; margin-bottom: 2px }
.opt-card-desc { font-size: 12px; color: var(--t3) }
.opt-card-check { width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--card-border); flex-shrink: 0; transition: all 0.2s; display: flex; align-items: center; justify-content: center }
.opt-card.on .opt-card-check { background: var(--accent); border-color: var(--accent); color: #fff; font-size: 11px }

/* ---- 行业小按钮 ---- */
.ind-btns { display: flex; flex-wrap: wrap; gap: 8px }
.ind-btn {
  padding: 9px 16px; border-radius: 999px; cursor: pointer; font-size: 13px; font-weight: 500;
  background: var(--fill); border: 1.5px solid var(--card-border); color: var(--t2);
  transition: all 0.2s var(--ease);
}
.ind-btn:hover { border-color: var(--accent); color: var(--t1) }
.ind-btn.on { background: rgba(10,132,255,0.12); border-color: var(--accent); color: var(--accent); font-weight: 600 }
[data-theme="light"] .ind-btn.on { background: rgba(0,122,255,0.09) }

.hint { font-size: 11px; color: var(--t3) }
.hr { border: none; border-top: 1px solid var(--divider); margin: 24px 0 }

/* ============ 按钮 ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 14px 28px; border-radius: var(--radius-md);
  font-size: 15px; font-weight: 600; font-family: var(--font);
  cursor: pointer; border: none; outline: none;
  transition: all 0.2s var(--ease); text-decoration: none; letter-spacing: 0.1px;
}
.btn-p {
  background: var(--accent); color: #fff;
  box-shadow: 0 2px 16px var(--glow);
}
.btn-p:hover { transform: translateY(-1px); box-shadow: 0 6px 24px var(--glow); filter: brightness(1.08) }
.btn-p:active { transform: translateY(0); filter: brightness(0.96) }
.btn-g {
  background: var(--fill); border: 1.5px solid var(--card-border); color: var(--t2);
}
.btn-g:hover { background: var(--fill-hv); border-color: var(--accent); color: var(--t1) }
.btn-c { background: rgba(48,209,88,0.12); border: 1.5px solid rgba(48,209,88,0.35); color: var(--accent2) }
.btn-c:hover { background: rgba(48,209,88,0.2) }
[data-theme="light"] .btn-c { background: rgba(52,199,89,0.1); border-color: rgba(52,199,89,0.3) }
.btn-lg { padding: 18px 48px; font-size: 18px; border-radius: var(--radius-lg); letter-spacing: -0.2px }
.btn-full { width: 100% }
.step-acts { display: flex; gap: 10px; margin-top: 32px; justify-content: flex-end }

/* ============ 结果页 ============ */
.res-score-area { text-align: center; margin-bottom: 16px }
.ring {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  width: 200px; height: 200px; margin: 0 auto 14px;
  overflow: hidden;
}
.ring canvas { position: absolute; inset: 0 }
.ring-inner { position: relative; z-index: 1; text-align: center }
.score-num { font-size: 68px; font-weight: 900; letter-spacing: -4px; line-height: 1 }
.score-label-tiny { font-size: 12px; color: var(--t3); margin-top: 2px; letter-spacing: 1px }
.score-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 18px; border-radius: 999px; border: 1.5px solid;
  font-size: 15px; font-weight: 700; letter-spacing: -0.2px;
  margin-top: 4px;
}

/* 进度条 */
.score-bar-wrap { margin: 16px 0 20px }
.score-bar-track {
  position: relative; display: flex; height: 10px;
  border-radius: 999px; overflow: visible; border: 1px solid rgba(255,255,255,.07);
}
.score-bar-seg { height: 100% }
.score-bar-track .score-bar-seg:first-child { border-radius: 999px 0 0 999px }
.score-bar-track .score-bar-seg:last-of-type { border-radius: 0 999px 999px 0 }
.score-bar-pin {
  position: absolute; top: 50%; transform: translate(-50%, -50%);
  z-index: 10; display: flex; flex-direction: column; align-items: center;
}
.sbar-dot {
  width: 18px; height: 18px; border-radius: 50%;
  border: 3px solid var(--bg); box-shadow: 0 2px 8px rgba(0,0,0,.4);
}
.score-bar-labels {
  display: flex; justify-content: space-around;
  margin-top: 8px; padding: 0 2px;
  font-size: 10px; color: var(--t3);
}

/* 分析框 */
.analysis-box {
  background: var(--fill); border: 1px solid var(--card-border);
  border-radius: var(--radius-md); padding: 16px 18px; margin: 14px 0;
  line-height: 1.75; color: var(--t2);
}
.analysis-text { font-size: 14px }

/* Beat 打败框 */
.beat-box {
  background: linear-gradient(135deg, rgba(10,132,255,0.12), rgba(48,209,88,0.08));
  border: 1.5px solid rgba(10,132,255,0.25);
  border-radius: var(--radius-lg); padding: 22px 28px; margin: 16px 0;
  text-align: center;
}
[data-theme="light"] .beat-box { border-color: rgba(0,122,255,0.2); background: linear-gradient(135deg, rgba(0,122,255,0.08), rgba(52,199,89,0.06)) }
.beat-pct { font-size: 60px; font-weight: 900; letter-spacing: -3px; color: var(--accent) }
.beat-txt { font-size: 16px; color: var(--t2); margin-top: 8px; font-weight: 500 }
.beat-note { font-size: 11px; color: var(--t3); margin-top: 8px }

/* 雷达图 */
.radar-wrap {
  display: flex; justify-content: center;
  background: var(--fill); border: 1px solid var(--card-border);
  border-radius: var(--radius-lg); padding: 12px;
  margin: 12px 0;
}

/* 统计格 */
.stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 16px 0 }
@media (max-width: 460px) { .stats { grid-template-columns: 1fr 1fr } }
.stat {
  background: var(--fill); border: 1px solid var(--card-border);
  border-radius: var(--radius-md); padding: 14px 10px; text-align: center;
}
.stat-v { font-size: 17px; font-weight: 700; letter-spacing: -0.5px }
.stat-k { font-size: 11px; color: var(--t3); margin-top: 4px }

/* 折叠区域 */
.collapse-wrap { margin: 20px 0 }
.collapse-btn {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 13px 16px; background: var(--fill);
  border: 1px solid var(--card-border); border-radius: var(--radius-md);
  cursor: pointer; font-size: 14px; font-weight: 600; color: var(--t2);
  font-family: var(--font); transition: all 0.2s;
}
.collapse-btn:hover { background: var(--fill-hv); border-color: var(--accent); color: var(--t1) }
.collapse-arrow { font-size: 10px; color: var(--t3); transition: transform 0.3s }
.collapse-body { display: none; padding-top: 14px }
.collapse-body.open { display: block; animation: fadeIn 0.3s ease }
@keyframes fadeIn { from { opacity:0; transform:translateY(-6px) } to { opacity:1; transform:none } }

.sec-title { font-size: 16px; font-weight: 800; margin-bottom: 14px; letter-spacing: -0.2px }

.diag-list { display: flex; flex-direction: column; gap: 9px }
.diag {
  display: flex; align-items: flex-start; gap: 12px; padding: 13px 16px;
  background: var(--fill); border: 1px solid var(--card-border); border-radius: var(--radius-md);
}
.diag.good { border-color: rgba(48,209,88,0.30) }
.diag.bad  { border-color: rgba(255,69,58,0.28) }
.diag.mid  { border-color: rgba(255,159,10,0.28) }
[data-theme="light"] .diag.good { border-color: rgba(52,199,89,0.35) }
[data-theme="light"] .diag.bad  { border-color: rgba(255,59,48,0.30) }
[data-theme="light"] .diag.mid  { border-color: rgba(255,149,0,0.30) }
.diag-icon { font-size: 20px; flex-shrink: 0 }
.diag-label { font-size: 14px; font-weight: 700; margin-bottom: 3px }
.diag.good .diag-label { color: var(--accent2) }
.diag.bad  .diag-label { color: var(--danger) }
.diag.mid  .diag-label { color: var(--warn) }
.diag-tip { font-size: 12px; color: var(--t3) }

.chart-box {
  background: var(--fill); border: 1px solid var(--card-border);
  border-radius: var(--radius-lg); padding: 18px 18px 12px; margin: 16px 0;
}
.res-acts { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 24px }

/* ============ Modal ============ */
.modal-bg {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 500;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.modal {
  background: var(--bg-2); border: 1px solid var(--card-border);
  border-radius: var(--radius-xl); padding: 32px; max-width: 500px; width: 100%; text-align: center;
}
.modal-title { font-size: 18px; font-weight: 700; margin-bottom: 16px }
.modal-img { width: 100%; border-radius: var(--radius-lg); margin-bottom: 16px; border: 1px solid var(--card-border) }
.modal-acts { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap }

/* ============ Toast ============ */
.toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%);
  background: var(--bg-3); border: 1px solid var(--card-border);
  border-radius: var(--radius-md); padding: 11px 22px; font-size: 14px; font-weight: 500;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2); opacity: 0; pointer-events: none;
  transition: opacity 0.3s, transform 0.3s; z-index: 1000;
  white-space: nowrap; backdrop-filter: blur(16px);
}
.toast.show { opacity: 1 }

/* ============ 移动端适配 ============ */
@media (max-width: 480px) {
  /* 全局 */
  #app { padding: 12px 10px 60px }

  /* 卡片 */
  .card { padding: 20px 14px; border-radius: 20px }

  /* 首屏 */
  #hero { padding: 32px 14px }
  .hero-title { font-size: 38px !important }
  .hero-icon { font-size: 56px }
  .badges { gap: 6px }
  .badge { font-size: 11px; padding: 4px 10px }

  /* 主题切换按钮缩小 */
  .theme-btn { padding: 6px 11px; font-size: 12px; top: 10px; right: 10px }

  /* 进度条 */
  .prog-lbl { display: none }
  .prog-steps { gap: 0 }

  /* 表单 */
  .form-grid { gap: 14px }
  .step-title { font-size: 19px }
  .fi, .fs { padding: 11px 13px; font-size: 14px }
  .step-acts { gap: 8px }
  .btn-lg { padding: 15px 24px; font-size: 16px }

  /* 评分卡：折行 */
  .score-cards { flex-wrap: wrap }
  .score-card { min-width: calc(20% - 7px); flex: 1 1 70px }
  .score-num-lbl { font-size: 18px }
  .score-title { font-size: 10px }
  .score-desc { font-size: 9px }

  /* 社保设置：2列→1列 */
  .grid-2col { grid-template-columns: 1fr }

  /* 统计卡：3列→2列 */
  .stats { grid-template-columns: 1fr 1fr }
  .stat-v { font-size: 17px }

  /* 系数卡：5列→3列 */
  .coefs { grid-template-columns: 1fr 1fr 1fr }

  /* 结果操作按钮全宽 */
  .res-acts { flex-direction: column }
  .res-acts .btn { width: 100%; justify-content: center }

  /* 结果页分数环区域——防止canvas溢出 */
  .res-score-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: hidden;
  }
  .ring-lg { width: 160px !important; height: 160px !important; overflow: hidden }
  .ring-lg canvas { width: 160px !important; height: 160px !important }
  .ring-inner .score-num { font-size: 48px !important }

  /* 雷达图容器宽度自适应 */
  .radar-wrap { overflow: hidden; width: 100% }
  .radar-wrap canvas { max-width: 100%; height: auto }

  /* 进度条刻度字体 */
  .score-bar-labels span { font-size: 10px }

  /* 分数徽章 */
  .score-badge { font-size: 14px; padding: 8px 18px }

  /* beat pct */
  .beat-pct { font-size: 48px }
}


.hidden { display: none !important }
/* 可折叠2列 grid，手机上自动折为1列 */
.grid-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 10px }
@media (max-width: 480px) { .grid-2col { grid-template-columns: 1fr } }