:root {
  --bg: #f7f5ef;
  --surface: #fffdf8;
  --surface-strong: #ffffff;
  --ink: #171717;
  --muted: #6f6a60;
  --line: #e8dfcf;
  --primary: #255e4b;
  --primary-dark: #164234;
  --gold: #c6842c;
  --blue: #2f5f91;
  --red: #b44435;
  --green-soft: #e6f1ea;
  --gold-soft: #fff0d8;
  --red-soft: #fae5e1;
  --shadow: 0 16px 40px rgba(56, 45, 31, 0.12);
  --radius: 18px;
  --font: "Inter", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(37, 94, 75, 0.08), transparent 280px),
    var(--bg);
  font-family: var(--font);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button,
input,
select {
  font: inherit;
}

a {
  color: inherit;
}

.app-shell {
  width: min(100%, 480px);
  margin: 0 auto;
  padding: 14px 14px 32px;
}

.hero-panel,
.input-panel,
.summary-panel,
.ai-panel,
.results-panel,
.rules-panel,
.source-panel {
  background: rgba(255, 253, 248, 0.9);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 14px;
}

.hero-panel {
  min-height: 310px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background:
    radial-gradient(circle at 88% 10%, rgba(198, 132, 44, 0.2), transparent 34%),
    radial-gradient(circle at 8% 16%, rgba(37, 94, 75, 0.18), transparent 36%),
    linear-gradient(145deg, #fffdf8 0%, #f3eadc 100%);
}

.hero-topline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-dark);
  font-weight: 800;
  font-size: 0.86rem;
}

.brand-dot {
  width: 10px;
  height: 10px;
  border-radius: 99px;
  background: var(--gold);
  box-shadow: 0 0 0 7px rgba(198, 132, 44, 0.16);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.hero-panel h1 {
  margin: 18px 0 12px;
  max-width: 9em;
  font-size: clamp(2.1rem, 12vw, 3.45rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero-panel p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1rem;
}

.hero-status {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.hero-status span {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 5px 10px;
  border: 1px solid rgba(37, 94, 75, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.56);
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 700;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.section-title span {
  display: inline-flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  border-radius: 9px;
  background: var(--primary);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 800;
}

.section-title h2 {
  margin: 0;
  font-size: 1.05rem;
}

.advisor-form {
  display: grid;
  gap: 12px;
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.field {
  display: grid;
  gap: 7px;
}

.field span,
.segmented p {
  margin: 0;
  color: #363228;
  font-size: 0.82rem;
  font-weight: 800;
}

.field input,
.field select {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-strong);
  color: var(--ink);
  padding: 0 12px;
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
}

.field input:focus,
.field select:focus {
  border-color: rgba(37, 94, 75, 0.55);
  box-shadow: 0 0 0 4px rgba(37, 94, 75, 0.12);
}

.segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fbf7ef;
}

.segmented p {
  flex-basis: 100%;
}

.segmented label {
  flex: 1 1 auto;
  min-width: max-content;
  cursor: pointer;
}

.segmented input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segmented span {
  display: flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fff;
  color: var(--muted);
  padding: 7px 11px;
  font-size: 0.85rem;
  font-weight: 800;
}

.segmented input:checked + span {
  border-color: rgba(37, 94, 75, 0.35);
  background: var(--green-soft);
  color: var(--primary-dark);
}

.primary-action {
  width: 100%;
  min-height: 52px;
  border: 0;
  border-radius: 16px;
  background: var(--primary);
  color: #fff;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 13px 22px rgba(37, 94, 75, 0.22);
  transition: transform 0.18s, background 0.18s;
}

.primary-action:active {
  transform: translateY(1px);
  background: var(--primary-dark);
}

.summary-card {
  display: grid;
  gap: 12px;
}

.ai-card {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid rgba(47, 95, 145, 0.16);
  border-radius: 18px;
  background: #f2f7fb;
}

.ai-card h3 {
  margin: 0;
  color: var(--blue);
  font-size: 1rem;
}

.ai-card p {
  margin: 0;
  color: #485969;
  font-size: 0.88rem;
}

.ai-card ul {
  margin: 0;
  padding-left: 18px;
  color: #485969;
  font-size: 0.84rem;
}

.ai-card li + li {
  margin-top: 4px;
}

.ai-card.loading {
  background: #fffaf0;
  border-color: #ead6b8;
}

.ai-card.error {
  background: var(--red-soft);
  border-color: rgba(180, 68, 53, 0.18);
}

.verdict {
  padding: 14px;
  border-radius: 18px;
  background: var(--green-soft);
  border: 1px solid rgba(37, 94, 75, 0.17);
}

.verdict strong {
  display: block;
  margin-bottom: 5px;
  color: var(--primary-dark);
  font-size: 1.05rem;
}

.verdict p {
  margin: 0;
  color: #415247;
  font-size: 0.92rem;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.metric {
  min-height: 74px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 10px;
}

.metric b {
  display: block;
  color: var(--ink);
  font-size: 1rem;
}

.metric span {
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 700;
}

.tabs {
  position: sticky;
  top: 0;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding-bottom: 12px;
  background: rgba(255, 253, 248, 0.94);
  backdrop-filter: blur(12px);
}

.tab {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  color: var(--muted);
  font-weight: 900;
  cursor: pointer;
}

.tab.is-active {
  border-color: rgba(37, 94, 75, 0.32);
  background: var(--primary);
  color: #fff;
}

.result-list {
  display: grid;
  gap: 12px;
}

.school-card {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  overflow: hidden;
}

.school-head {
  display: grid;
  gap: 8px;
  padding: 14px;
}

.school-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.badge {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.74rem;
  font-weight: 900;
}

.badge.rush {
  background: var(--red-soft);
  color: var(--red);
}

.badge.steady {
  background: var(--gold-soft);
  color: #946016;
}

.badge.safe {
  background: var(--green-soft);
  color: var(--primary-dark);
}

.chance {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.source-badge {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  border: 1px solid rgba(47, 95, 145, 0.18);
  border-radius: 999px;
  background: #f2f7fb;
  color: var(--blue);
  padding: 3px 9px;
  font-size: 0.72rem;
  font-weight: 900;
}

.school-card h3 {
  margin: 0;
  font-size: 1.08rem;
}

.school-card .major {
  margin: 0;
  color: var(--primary-dark);
  font-size: 0.88rem;
  font-weight: 900;
}

.school-card .reason {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.data-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.data-item {
  min-height: 64px;
  background: #fffdf8;
  padding: 10px 12px;
}

.data-item b {
  display: block;
  color: var(--ink);
  font-size: 0.94rem;
}

.data-item span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.risk-box {
  padding: 12px 14px 14px;
}

.risk-box p {
  margin: 0;
  color: #594d3e;
  font-size: 0.84rem;
}

.risk-box strong {
  color: var(--red);
}

.risk-box a {
  display: inline-flex;
  margin-top: 8px;
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 900;
  text-decoration: none;
}

.rule-grid {
  display: grid;
  gap: 10px;
}

.rule-grid article {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.rule-grid h3 {
  margin: 0 0 6px;
  font-size: 0.98rem;
}

.rule-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.source-list {
  display: grid;
  gap: 8px;
}

.file-import {
  display: grid;
  gap: 8px;
  margin-bottom: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

.file-import span {
  color: var(--primary-dark);
  font-size: 0.86rem;
  font-weight: 900;
}

.file-import input {
  width: 100%;
  color: var(--muted);
}

.import-status {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 700;
}

.coverage-grid {
  display: grid;
  gap: 8px;
  margin: 10px 0;
}

.coverage-grid article {
  display: grid;
  gap: 4px;
  border: 1px solid rgba(37, 94, 75, 0.15);
  border-radius: 14px;
  background: var(--green-soft);
  padding: 10px 12px;
}

.coverage-grid strong {
  color: var(--primary-dark);
  font-size: 0.9rem;
}

.coverage-grid span,
.coverage-grid p {
  margin: 0;
  color: #415247;
  font-size: 0.78rem;
  font-weight: 800;
}

.research-card {
  display: grid;
  gap: 9px;
  margin: 10px 0;
  border: 1px solid rgba(47, 95, 145, 0.16);
  border-radius: 16px;
  background: #f2f7fb;
  padding: 12px;
}

.research-card h3 {
  margin: 0;
  color: var(--blue);
  font-size: 0.96rem;
}

.research-card p,
.research-card li,
.research-card span,
.research-card em {
  margin: 0;
  color: #485969;
  font-size: 0.82rem;
}

.research-card ul {
  margin: 0;
  padding-left: 18px;
}

.research-card.loading {
  background: #fffaf0;
  border-color: #ead6b8;
}

.research-card.error {
  background: var(--red-soft);
  border-color: rgba(180, 68, 53, 0.18);
}

.authority-link,
.research-sources a {
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 900;
  text-decoration: none;
}

.research-sources {
  display: grid;
  gap: 8px;
}

.research-sources article {
  display: grid;
  gap: 4px;
  border: 1px solid rgba(47, 95, 145, 0.12);
  border-radius: 14px;
  background: #fff;
  padding: 10px;
}

.research-sources strong {
  color: #263f57;
  font-size: 0.86rem;
}

.template-link {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  margin-top: 10px;
  border-radius: 14px;
  background: var(--primary);
  color: #fff;
  font-size: 0.86rem;
  font-weight: 900;
  text-decoration: none;
}

.source-list a,
.source-list span {
  display: block;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  padding: 10px 12px;
  color: #373024;
  font-size: 0.85rem;
  font-weight: 800;
  text-decoration: none;
}

.data-note {
  margin: 12px 0 0;
  padding: 12px;
  border-radius: 16px;
  background: var(--gold-soft);
  color: #6d4b1d;
  font-size: 0.84rem;
  font-weight: 700;
}

.empty-state {
  padding: 18px;
  border: 1px dashed #d5c6ad;
  border-radius: 18px;
  background: #fffaf0;
  color: var(--muted);
  font-weight: 800;
}

@media (min-width: 860px) {
  .app-shell {
    width: min(1120px, 94vw);
    display: grid;
    grid-template-columns: 390px 1fr;
    gap: 16px;
    align-items: start;
  }

  .hero-panel,
  .input-panel {
    grid-column: 1;
  }

  .summary-panel,
  .ai-panel,
  .results-panel,
  .rules-panel,
  .source-panel {
    grid-column: 2;
  }

  .hero-panel {
    position: sticky;
    top: 14px;
  }

  .input-panel {
    position: sticky;
    top: 338px;
  }
}

@media (max-width: 380px) {
  .field-grid,
  .metric-row {
    grid-template-columns: 1fr;
  }

  .hero-panel h1 {
    font-size: 2rem;
  }
}