/* ==========================================================================
   UniKorea — 중앙아시아 학생을 위한 한국 유학 플랫폼
   Toss-inspired: 미니멀 화이트, 큰 타이포, 라운드 카드, 절제된 모션
   ========================================================================== */

:root {
  --blue: #3182f6;
  --blue-dark: #1b64da;
  --blue-bg: #e8f3ff;
  --ink: #191f28;
  --ink-2: #4e5968;
  --ink-3: #8b95a1;
  --line: #e5e8eb;
  --bg: #ffffff;
  --bg-alt: #f9fafb;
  --bg-gray: #f2f4f6;
  --good: #0ca30c;
  --good-text: #006300;
  --warn-text: #b25b00;
  --danger-text: #c2352f;
  --radius: 20px;
  --radius-sm: 12px;
  --shadow: 0 6px 24px rgba(25, 31, 40, 0.06);
  --shadow-lg: 0 16px 48px rgba(25, 31, 40, 0.14);
  --font: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
    system-ui, "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

/* [hidden] must always win over any element's own display rule (btn, flex, etc.) */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
}

img, svg { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

button { font-family: inherit; cursor: pointer; border: none; background: none; }

input, select, textarea {
  font-family: inherit;
  font-size: 16px;
  color: var(--ink);
}

:focus-visible {
  outline: 3px solid rgba(49, 130, 246, 0.5);
  outline-offset: 2px;
  border-radius: 4px;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- 헤더 ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 15px;
  font-weight: 800;
}

.gnb {
  display: flex;
  align-items: center;
  gap: 4px;
}

.gnb a {
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-2);
  transition: background 0.15s, color 0.15s;
}

.gnb a:hover { background: var(--bg-gray); color: var(--ink); }
.gnb a[aria-current="page"] { color: var(--blue); }

.header-cta { display: flex; align-items: center; gap: 8px; }

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px 7px 10px;
  border-radius: 999px;
  background: var(--bg-gray);
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 700;
  transition: background 0.15s, color 0.15s;
}

.lang-toggle:hover { background: var(--line); color: var(--ink); }
.lang-toggle svg { width: 18px; height: 18px; stroke: currentColor; flex: none; }

.lang-toggle .lang-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 18px;
  padding: 0 4px;
  border-radius: 5px;
  background: var(--bg-gray);
  color: var(--ink-3);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.02em;
  transition: background 0.15s, color 0.15s;
}

.lang-toggle.is-active { background: var(--blue-bg); color: var(--blue-dark); }
.lang-toggle.is-active .lang-box { background: var(--blue); color: #fff; }

.menu-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: 10px;
  align-items: center;
  justify-content: center;
}

.menu-toggle svg { width: 24px; height: 24px; stroke: var(--ink); }

/* ---------- 버튼 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
  white-space: nowrap;
}

.btn:active { transform: scale(0.98); }

.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); }

.btn-ghost { background: var(--bg-gray); color: var(--ink); }
.btn-ghost:hover { background: var(--line); }

.btn-soft { background: var(--blue-bg); color: var(--blue); }
.btn-soft:hover { background: #d9ebff; }

.btn-lg { padding: 16px 28px; font-size: 17px; border-radius: 14px; }
.btn-sm { padding: 8px 14px; font-size: 14px; border-radius: 10px; }
.btn-block { width: 100%; }

/* ---------- 히어로 ---------- */
.hero {
  padding: 72px 0 64px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--blue-bg);
  color: var(--blue);
  font-size: 14px;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.25;
  margin-bottom: 20px;
}

.hero h1 .accent { color: var(--blue); }

.hero p.lead {
  font-size: 19px;
  color: var(--ink-2);
  max-width: 560px;
  margin: 0 auto 36px;
}

.hero-search {
  display: flex;
  gap: 8px;
  max-width: 560px;
  margin: 0 auto 16px;
  padding: 8px;
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.hero-search:focus-within {
  border-color: var(--blue);
  box-shadow: 0 6px 24px rgba(49, 130, 246, 0.15);
}

.hero-search input {
  flex: 1;
  min-width: 0;
  border: none;
  padding: 10px 12px;
  font-size: 16px;
  background: transparent;
}

.hero-search input:focus { outline: none; }

.hero-quick {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--bg-gray);
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 600;
  transition: background 0.15s, color 0.15s;
}

.chip:hover { background: var(--blue-bg); color: var(--blue); }

/* ---------- 지표 스트립 ---------- */
.stats-strip {
  padding: 32px 0 64px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.stat-tile {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}

.stat-tile .num {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.stat-tile .num .unit { font-size: 20px; font-weight: 700; }

.stat-tile .label {
  font-size: 14px;
  color: var(--ink-3);
  font-weight: 600;
  margin-top: 4px;
}

.stats-note {
  text-align: center;
  font-size: 12px;
  color: var(--ink-3);
  margin-top: 12px;
}

/* ---------- 공통 섹션 ---------- */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-head .eyebrow {
  display: inline-block;
  color: var(--blue);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 12px;
}

.section-head h2 {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin-bottom: 14px;
}

.section-head p {
  font-size: 17px;
  color: var(--ink-2);
}

/* ---------- 문제 제기 ---------- */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.pain-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}

.pain-card .q {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.45;
}

.pain-card p { font-size: 15px; color: var(--ink-2); }

/* ---------- 솔루션 스텝 ---------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.step-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
}

.step-card .icon {
  width: 52px; height: 52px;
  border-radius: 16px;
  background: var(--blue-bg);
  display: grid;
  place-items: center;
  margin-bottom: 20px;
}

.step-card .icon svg { width: 26px; height: 26px; stroke: var(--blue); }

.step-card .step-no {
  font-size: 13px;
  font-weight: 800;
  color: var(--blue);
  margin-bottom: 6px;
}

.step-card h3 {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.step-card p { font-size: 15px; color: var(--ink-2); }

.step-card .step-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 16px;
  font-size: 15px;
  font-weight: 700;
  color: var(--blue);
}

/* ---------- 차트 섹션 ---------- */
.viz-root {
  --surface-1: #ffffff;
  --text-primary: #191f28;
  --text-secondary: #4e5968;
  --text-muted: #8b95a1;
  --gridline: #eef0f3;
  --baseline: #d6dae0;
  --series-1: #3182f6;
}

.chart-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 40px;
  align-items: center;
}

.chart-copy h2 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin-bottom: 16px;
}

.chart-copy p { font-size: 16px; color: var(--ink-2); margin-bottom: 24px; }

.chart-copy ul { list-style: none; display: grid; gap: 12px; }

.chart-copy li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--ink-2);
}

.chart-copy li .dot {
  flex: none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--blue-bg);
  color: var(--blue);
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 800;
  margin-top: 2px;
}

.chart-card {
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  position: relative;
}

.chart-card .chart-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.chart-card .chart-sub {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.chart-svg-wrap { position: relative; }

.chart-tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--ink);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 10px;
  white-space: nowrap;
  transform: translate(-50%, -110%);
  opacity: 0;
  transition: opacity 0.12s;
  z-index: 5;
}

.chart-tooltip.show { opacity: 1; }

.chart-foot {
  font-size: 12px;
  color: var(--ink-3);
  margin-top: 16px;
}

/* ---------- 후기 ---------- */
.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.review-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.review-card .quote {
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.7;
  flex: 1;
}

.review-card .who {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-card .avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 16px;
  color: #fff;
}

.review-card .who .name { font-size: 15px; font-weight: 700; }
.review-card .who .meta { font-size: 13px; color: var(--ink-3); }

.review-note {
  text-align: center;
  font-size: 12px;
  color: var(--ink-3);
  margin-top: 16px;
}

/* ---------- FAQ ---------- */
.faq-list { max-width: 720px; margin: 0 auto; display: grid; gap: 10px; }

.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}

.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary .arrow {
  flex: none;
  transition: transform 0.2s;
  color: var(--ink-3);
}

.faq-item[open] summary .arrow { transform: rotate(180deg); }

.faq-item .faq-body {
  padding: 0 24px 20px;
  font-size: 15px;
  color: var(--ink-2);
}

/* ---------- 최종 CTA ---------- */
.final-cta {
  background: var(--ink);
  border-radius: 28px;
  padding: 72px 40px;
  text-align: center;
  color: #fff;
}

.final-cta h2 {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin-bottom: 14px;
}

.final-cta p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 32px;
}

.final-cta .btn-row {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.final-cta .btn-white { background: #fff; color: var(--ink); }
.final-cta .btn-white:hover { background: var(--bg-gray); }

.final-cta .btn-outline {
  background: transparent;
  color: #fff;
  box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, 0.4);
}

.final-cta .btn-outline:hover { background: rgba(255, 255, 255, 0.1); }

/* ---------- 푸터 ---------- */
.footer {
  border-top: 1px solid var(--line);
  padding: 48px 0 64px;
  background: var(--bg-alt);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.footer .footer-brand { max-width: 320px; }

.footer .footer-brand p {
  font-size: 14px;
  color: var(--ink-3);
  margin-top: 12px;
}

.footer nav { display: flex; gap: 56px; flex-wrap: wrap; }

.footer nav h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-3);
  margin-bottom: 14px;
}

.footer nav ul { list-style: none; display: grid; gap: 10px; }

.footer nav a { font-size: 15px; color: var(--ink-2); font-weight: 500; }
.footer nav a:hover { color: var(--blue); }

.footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-3);
}

/* ---------- 대학 검색 페이지 ---------- */
.page-head {
  padding: 56px 0 32px;
}

.page-head h1 {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.page-head p { font-size: 17px; color: var(--ink-2); }

.search-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}

.search-row {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.search-row input {
  flex: 1;
  min-width: 0;
  padding: 13px 16px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  transition: border-color 0.15s, background 0.15s;
}

.search-row input:focus {
  outline: none;
  border-color: var(--blue);
  background: #fff;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-row .field { display: flex; flex-direction: column; gap: 6px; flex: 1; min-width: 140px; }

.filter-row label, .match-form label {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-3);
}

.filter-row select, .match-form select {
  padding: 11px 12px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 15px;
  cursor: pointer;
}

.filter-row select:focus, .match-form select:focus {
  outline: none;
  border-color: var(--blue);
}

/* 매칭 패널 */
.match-panel {
  background: linear-gradient(135deg, #eaf3ff 0%, #f3f8ff 100%);
  border: 1px solid #d4e6ff;
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 28px;
}

.match-panel .match-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.match-panel h2 {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.match-panel .match-head p { font-size: 14px; color: var(--ink-2); margin-top: 2px; }

.match-form {
  display: grid;
  grid-template-columns: repeat(4, 1fr) auto;
  gap: 10px;
  align-items: end;
}

.match-form .field { display: flex; flex-direction: column; gap: 6px; }

.match-off-btn { font-size: 13px; font-weight: 700; color: var(--ink-3); text-decoration: underline; }

/* 결과 */
.results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.results-bar .count { font-size: 15px; font-weight: 700; }
.results-bar .count strong { color: var(--blue); }

.uni-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding-bottom: 88px;
}

.uni-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: box-shadow 0.15s, transform 0.15s, border-color 0.15s;
}

.uni-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: #d4e6ff;
}

.uni-card .uni-top {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.uni-logo {
  flex: none;
  width: 48px; height: 48px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 18px;
  font-weight: 800;
  color: #fff;
}

.uni-card .uni-name { font-size: 18px; font-weight: 800; letter-spacing: -0.01em; }
.uni-card .uni-meta { font-size: 13px; color: var(--ink-3); margin-top: 2px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 800;
  padding: 5px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.badge-safe { background: #e8f7e8; color: var(--good-text); }
.badge-fit { background: var(--blue-bg); color: var(--blue-dark); }
.badge-reach { background: #fff1ec; color: var(--warn-text); }
.badge-hard { background: #feecec; color: var(--danger-text); }

.match-score {
  margin-left: auto;
  text-align: right;
  flex: none;
}

.match-score .pct { font-size: 20px; font-weight: 800; letter-spacing: -0.01em; }
.match-score .pct-label { font-size: 11px; color: var(--ink-3); font-weight: 600; }

.uni-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  background: var(--bg-alt);
  border-radius: 14px;
  padding: 16px;
}

.uni-facts .fact { display: flex; flex-direction: column; gap: 1px; }
.uni-facts .fact .k { font-size: 12px; color: var(--ink-3); font-weight: 600; }
.uni-facts .fact .v { font-size: 14px; font-weight: 700; }

.uni-tags { display: flex; flex-wrap: wrap; gap: 6px; }

.tag {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  background: var(--bg-gray);
  padding: 4px 10px;
  border-radius: 999px;
}

.uni-actions { display: flex; gap: 8px; margin-top: auto; }
.uni-actions .btn { flex: 1; }

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 72px 20px;
  color: var(--ink-3);
}

.empty-state .big { font-size: 18px; font-weight: 700; color: var(--ink-2); margin-bottom: 6px; }

/* ---------- 모달 ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(25, 31, 40, 0.5);
  display: none;
  align-items: flex-end;
  justify-content: center;
  z-index: 200;
  padding: 0;
}

.modal-overlay.open { display: flex; }

.modal {
  background: #fff;
  border-radius: 24px 24px 0 0;
  width: 100%;
  max-width: 560px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 28px 24px 32px;
  animation: modal-up 0.25s ease;
}

@keyframes modal-up {
  from { transform: translateY(24px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@media (min-width: 640px) {
  .modal-overlay { align-items: center; padding: 24px; }
  .modal { border-radius: 24px; padding: 32px; }
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.modal-head h2 { font-size: 22px; font-weight: 800; letter-spacing: -0.01em; }
.modal-head .sub { font-size: 14px; color: var(--ink-3); margin-top: 4px; }

.modal-close {
  flex: none;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-gray);
  display: grid;
  place-items: center;
  font-size: 16px;
  color: var(--ink-2);
}

.modal-close:hover { background: var(--line); }

.modal .form-grid { display: grid; gap: 14px; }

.modal .form-field { display: flex; flex-direction: column; gap: 6px; }

.modal .form-field label { font-size: 13px; font-weight: 700; color: var(--ink-2); }

.modal .form-field input,
.modal .form-field select,
.modal .form-field textarea {
  padding: 13px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  transition: border-color 0.15s, background 0.15s;
}

.modal .form-field input:focus,
.modal .form-field select:focus,
.modal .form-field textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: #fff;
}

.form-hint { font-size: 12px; color: var(--ink-3); }

.auth-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  padding: 4px;
  background: var(--bg-gray);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

.auth-tab {
  padding: 10px 0;
  border-radius: 8px;
  font-weight: 700;
  font-size: 14px;
  color: var(--ink-3);
  background: transparent;
}

.auth-tab.is-active {
  background: #fff;
  color: var(--ink);
  box-shadow: var(--shadow);
}

.form-error {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  background: #fdecec;
  color: #b91c1c;
  font-size: 13px;
  font-weight: 600;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-2);
  font-weight: 600;
  cursor: pointer;
}

.form-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--blue);
  cursor: pointer;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px 6px 14px;
  border-radius: 999px;
  background: var(--bg-gray);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}

.user-chip .logout-btn {
  padding: 6px 12px;
  border-radius: 999px;
  background: #fff;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-3);
  border: 1px solid var(--line);
}

.user-chip .logout-btn:hover { color: var(--ink); background: var(--bg-alt); }

.form-success {
  text-align: center;
  padding: 32px 8px;
}

.form-success .check {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: #e8f7e8;
  display: grid;
  place-items: center;
}

.form-success .check svg { width: 28px; height: 28px; stroke: var(--good); }
.form-success h3 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.form-success p { font-size: 15px; color: var(--ink-2); }

/* 대학 상세 모달 */
.detail-section { margin-bottom: 24px; }
.detail-section h3 {
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.detail-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.detail-facts .fact {
  background: var(--bg-alt);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.detail-facts .fact .k { font-size: 12px; color: var(--ink-3); font-weight: 600; }
.detail-facts .fact .v { font-size: 15px; font-weight: 700; margin-top: 2px; }

.doc-list { list-style: none; display: grid; gap: 8px; }

.doc-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-alt);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-size: 14px;
  font-weight: 600;
}

.doc-list li .doc-ico {
  flex: none;
  width: 24px; height: 24px;
  border-radius: 8px;
  background: var(--blue-bg);
  color: var(--blue);
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 800;
}

.doc-list li .doc-note { margin-left: auto; font-size: 12px; color: var(--ink-3); font-weight: 500; }

/* ---------- 문의 페이지 ---------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  padding-bottom: 88px;
  align-items: start;
}

.contact-info h2 { font-size: 26px; font-weight: 800; letter-spacing: -0.01em; margin-bottom: 12px; }
.contact-info > p { font-size: 16px; color: var(--ink-2); margin-bottom: 28px; }

.contact-channels { display: grid; gap: 12px; }

.channel {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
}

.channel .ico {
  flex: none;
  width: 40px; height: 40px;
  border-radius: 12px;
  background: var(--blue-bg);
  display: grid;
  place-items: center;
}

.channel .ico svg { width: 20px; height: 20px; stroke: var(--blue); }
.channel .t { font-size: 15px; font-weight: 700; }
.channel .d { font-size: 13px; color: var(--ink-3); }

.contact-form-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}

.contact-form-card .form-grid { display: grid; gap: 16px; }
.contact-form-card .form-field { display: flex; flex-direction: column; gap: 6px; }
.contact-form-card label { font-size: 13px; font-weight: 700; color: var(--ink-2); }

.contact-form-card input,
.contact-form-card select,
.contact-form-card textarea {
  padding: 13px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  transition: border-color 0.15s, background 0.15s;
  resize: vertical;
}

.contact-form-card input:focus,
.contact-form-card select:focus,
.contact-form-card textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: #fff;
}

.form-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ---------- 스크롤 리빌 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .modal { animation: none; }
}

/* ---------- 반응형 ---------- */
@media (max-width: 960px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .pain-grid, .steps-grid, .review-grid { grid-template-columns: 1fr 1fr; }
  .chart-layout { grid-template-columns: 1fr; gap: 32px; }
  .match-form { grid-template-columns: 1fr 1fr; }
  .match-form .btn { grid-column: 1 / -1; }
  .contact-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .gnb, .header-cta .btn-ghost { display: none; }
  .menu-toggle { display: inline-flex; }

  .gnb.mobile-open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    padding: 12px 20px 20px;
    box-shadow: var(--shadow-lg);
  }

  .gnb.mobile-open a { padding: 14px 12px; font-size: 16px; }

  .hero { padding: 48px 0 40px; }
  .hero h1 { font-size: 32px; }
  .hero p.lead { font-size: 16px; }
  .section { padding: 64px 0; }
  .section-head h2 { font-size: 26px; }
  .pain-grid, .steps-grid, .review-grid { grid-template-columns: 1fr; }
  .uni-grid { grid-template-columns: 1fr; }
  .form-2col { grid-template-columns: 1fr; }
  .final-cta { padding: 48px 24px; border-radius: 20px; }
  .final-cta h2 { font-size: 26px; }
  .page-head h1 { font-size: 28px; }
  .search-row { flex-direction: column; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .stat-tile { padding: 18px 12px; }
  .stat-tile .num { font-size: 24px; }
  .hero-search { flex-direction: column; padding: 12px; }
  .hero-search .btn { width: 100%; }
  .detail-facts { grid-template-columns: 1fr; }
  .uni-facts { grid-template-columns: 1fr; }
}

/* ---------- AI 챗봇 ---------- */
.chatbot {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 300;
}

.chatbot-fab {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-lg);
  transition: background 0.15s, transform 0.15s;
}

.chatbot-fab:hover { background: var(--blue-dark); transform: translateY(-2px); }
.chatbot-fab svg { width: 26px; height: 26px; stroke: #fff; }
.chatbot-fab .ico-close { display: none; }
.chatbot-fab[aria-expanded="true"] .ico-chat { display: none; }
.chatbot-fab[aria-expanded="true"] .ico-close { display: block; }

.chatbot-panel[hidden] { display: none; }

.chatbot-panel {
  position: absolute;
  right: 0;
  bottom: 72px;
  width: 360px;
  max-width: calc(100vw - 40px);
  height: 480px;
  max-height: calc(100vh - 140px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modal-up 0.2s ease;
}

.chatbot-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

.chatbot-avatar {
  flex: none;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 14px;
}

.chatbot-title { font-size: 15px; font-weight: 800; }
.chatbot-sub { font-size: 12px; color: var(--ink-3); margin-top: 1px; }

.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--bg-alt);
}

.chat-msg {
  max-width: 82%;
  font-size: 14px;
  line-height: 1.5;
  padding: 10px 13px;
  border-radius: 14px;
}

.chat-msg.bot { align-self: flex-start; background: #fff; border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.chat-msg.user { align-self: flex-end; background: var(--blue); color: #fff; border-bottom-right-radius: 4px; }

.chatbot-input-row {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--line);
  background: #fff;
}

.chatbot-input-row input {
  flex: 1;
  min-width: 0;
  padding: 11px 13px;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  background: var(--bg-alt);
}

.chatbot-input-row input:focus { outline: none; border-color: var(--blue); background: #fff; }

.chatbot-send {
  flex: none;
  width: 42px; height: 42px;
  border-radius: 12px;
  background: var(--blue);
  display: grid;
  place-items: center;
}

.chatbot-send:hover { background: var(--blue-dark); }
.chatbot-send svg { width: 18px; height: 18px; stroke: #fff; fill: #fff; }

@media (max-width: 480px) {
  .chatbot { right: 12px; bottom: 12px; }
  .chatbot-panel {
    width: calc(100vw - 24px);
    height: min(520px, calc(100vh - 120px));
    bottom: 68px;
    right: -8px;
  }
}

/* ---------- 게시판 공용 (커뮤니티 · 아르바이트) ---------- */
.board-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 20px 0;
}

.board-tabs { display: flex; flex-wrap: wrap; gap: 6px; }

.board-tab {
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-2);
  background: var(--bg-gray);
}

.board-tab.is-active { background: var(--blue); color: #fff; }

.board-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.board-actions input[type="search"] {
  padding: 11px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  min-width: 220px;
}

.board-actions input[type="search"]:focus { outline: none; border-color: var(--blue); background: #fff; }

.board-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding-bottom: 60px;
}

.board-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
  transition: box-shadow 0.15s, transform 0.15s, border-color 0.15s;
}

.board-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); border-color: transparent; }

.board-tag {
  align-self: flex-start;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--bg-gray);
  color: var(--ink-2);
}

.board-tag.pay { background: #e8f7ee; color: #157347; }

.board-card h3 { font-size: 17px; font-weight: 800; line-height: 1.35; }

.board-excerpt { font-size: 14px; color: var(--ink-2); line-height: 1.5; }

.board-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12.5px;
  color: var(--ink-3);
  margin-top: auto;
  padding-top: 6px;
}

.board-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  font-size: 13px;
  color: var(--ink-2);
}

.board-facts .k { color: var(--ink-3); margin-right: 4px; }

@media (max-width: 720px) {
  .board-list { grid-template-columns: 1fr; }
  .board-actions input[type="search"] { min-width: 0; flex: 1; }
}

/* 게시글/공고 상세 */
.post-detail .board-tag { margin-bottom: 10px; }
.post-detail h2 { font-size: 22px; font-weight: 800; margin-bottom: 8px; }
.post-detail .post-meta { font-size: 13px; color: var(--ink-3); margin-bottom: 20px; display: flex; gap: 10px; flex-wrap: wrap; }
.post-detail .post-body { font-size: 15px; line-height: 1.7; white-space: pre-wrap; margin-bottom: 24px; }

.comment-list { list-style: none; display: grid; gap: 10px; margin-bottom: 16px; }
.comment-list li { background: var(--bg-alt); border-radius: var(--radius-sm); padding: 12px 14px; }
.comment-list .comment-head { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--ink-3); margin-bottom: 4px; font-weight: 700; }
.comment-list .comment-body { font-size: 14px; color: var(--ink); line-height: 1.5; }

.comment-form { display: flex; gap: 8px; }
.comment-form input {
  flex: 1;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
}
.comment-form input:focus { outline: none; border-color: var(--blue); background: #fff; }

.write-hint { font-size: 13px; color: var(--ink-3); text-align: center; padding: 24px; }
.write-hint .btn { margin-top: 12px; }