/* ===== IST Integrated — V202 Brand Redesign ===== */
/* 36.9c brand system: Navy #10263d + Amber #f5ad1b + Blue #1688d8 */

:root {
  --ink: #10263d;
  --muted: #66788a;
  --line: #dfe5eb;
  --card: #ffffff;
  --bg: #f4f7fa;
  --soft: #f4f7fa;
  --accent: #1688d8;
  --amber: #f5ad1b;
  --navy: #10263d;
  --red: #e6463a;
  --green: #197a52;
  --bad: #b42318;
  --radius: 16px;
  --shadow: 0 8px 30px rgba(16,38,61,.08);
}

* { box-sizing: border-box }
html { scroll-behavior: smooth; scroll-padding-top: 80px }
body { margin: 0; background: var(--bg); color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Noto Sans KR", "Apple SD Gothic Neo", Arial, sans-serif;
  line-height: 1.55 }

/* ── TOPBAR ── */
.topbar {
  height: 72px; background: rgba(16,38,61,.97); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 clamp(16px,4vw,60px);
  position: sticky; top: 0; z-index: 20;
  box-shadow: 0 4px 20px rgba(16,38,61,.25);
}
.brand { display: flex; gap: 12px; align-items: center; cursor: pointer; min-width: 0 }
.brand-logo-wrap {
  width: 52px; height: 36px; border-radius: 8px; overflow: hidden;
  background: #fff; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.brand-logo { width: 100%; height: 100%; object-fit: cover }
.brand-copy { display: flex; flex-direction: column; line-height: 1.15 }
.brand-copy strong { font-size: 14px; font-weight: 800; color: #fff; letter-spacing: -.01em }
.brand-copy small { font-size: 10px; color: rgba(255,255,255,.5); font-weight: 600; letter-spacing: .04em }
.topbar-nav { display: flex; gap: 2px }
.topbar-nav button {
  border: 0; background: none; padding: 8px 12px; border-radius: 8px;
  font: inherit; font-size: 13px; cursor: pointer; color: rgba(255,255,255,.65);
  transition: all .15s;
}
.topbar-nav button:hover { color: #fff; background: rgba(255,255,255,.08) }
.topbar-nav button.active { color: var(--amber); font-weight: 700 }
.mobile-menu { display: none }
.mobile-nav { display: none }
.exam-badge {
  background: rgba(255,255,255,.12); border-radius: 999px;
  padding: 2px 8px; font-size: 11px; font-weight: 700; color: var(--amber);
}

/* ── MAIN ── */
main { max-width: 1200px; margin: auto; padding-bottom: 60px }

/* ── HERO ── */
.hero-brand {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #0d1f33 0%, #10263d 55%, #162f4a 100%);
  padding: clamp(52px,8vw,96px) clamp(18px,5vw,72px) clamp(48px,7vw,80px);
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center;
  max-width: 100%;
}
.hero-brand::before {
  content: ""; position: absolute;
  width: 520px; height: 520px; border-radius: 50%;
  background: rgba(245,173,27,.07); right: -160px; top: -200px;
  pointer-events: none;
}
.hero-brand::after {
  content: ""; position: absolute;
  width: 300px; height: 300px; border-radius: 50%;
  background: rgba(22,136,216,.06); left: -80px; bottom: -100px;
  pointer-events: none;
}
.hero-copy { position: relative; z-index: 1 }
.hero-kicker {
  display: inline-block; font-size: 11px; letter-spacing: .16em; font-weight: 800;
  color: var(--amber); margin-bottom: 16px;
}
.hero-copy h1 {
  font-size: clamp(32px,5vw,58px); line-height: 1.1; margin: 0 0 18px;
  letter-spacing: -.03em; color: #fff;
}
.hero-copy h1 em { font-style: normal; color: var(--amber) }
.hero-copy p { font-size: 17px; color: rgba(255,255,255,.65); max-width: 520px; margin: 0 0 28px }
.hero-cta {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--amber); color: var(--navy); border: 0;
  padding: 14px 24px; border-radius: 12px; font: inherit; font-size: 15px; font-weight: 800;
  cursor: pointer; transition: filter .15s;
}
.hero-cta:hover { filter: brightness(1.06) }
.hero-cta-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.1); color: #fff; border: 1px solid rgba(255,255,255,.2);
  padding: 14px 22px; border-radius: 12px; font: inherit; font-size: 15px; font-weight: 700;
  cursor: pointer; transition: background .15s;
}
.hero-cta-outline:hover { background: rgba(255,255,255,.16) }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap }
.hero-points {
  display: flex; gap: 20px; margin-top: 32px; flex-wrap: wrap;
}
.hero-point {
  display: flex; align-items: center; gap: 10px;
}
.hero-point-icon {
  width: 36px; height: 36px; border-radius: 9px;
  background: rgba(255,255,255,.1); display: grid; place-items: center;
  font-size: 16px; flex-shrink: 0;
}
.hero-point b { display: block; font-size: 13px; color: #fff; font-weight: 700 }
.hero-point small { display: block; font-size: 11px; color: rgba(255,255,255,.5) }

/* Hero image side */
.hero-image-side { position: relative; z-index: 1 }
.hero-img-wrap {
  border-radius: 20px; overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,.4);
  aspect-ratio: 4/3;
}
.hero-img-wrap img { width: 100%; height: 100%; object-fit: cover; display: block }
.hero-stat-pills {
  display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap;
}
.stat-pill {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px; padding: 8px 16px; color: #fff; font-size: 13px;
}
.stat-pill b { color: var(--amber) }

/* ── FACT STRIP ── */
.fact-strip {
  background: var(--amber); padding: 20px clamp(18px,5vw,72px);
  display: flex; gap: 0; justify-content: space-around; align-items: center;
  flex-wrap: wrap;
}
.fact-strip div { text-align: center; padding: 8px 16px }
.fact-strip strong { display: block; font-size: 28px; font-weight: 900; color: var(--navy) }
.fact-strip span { font-size: 12px; font-weight: 600; color: rgba(16,38,61,.65) }

/* ── SECTION SHELL ── */
.section-shell { padding: 64px clamp(16px,4vw,60px) }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 28px }
.section-head > div h2 { margin: 6px 0 0; font-size: 26px; letter-spacing: -.02em }
.eyebrow { font-size: 11px; letter-spacing: .14em; font-weight: 800; color: var(--accent) }

/* ── QUICK START CARDS ── */
.home-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; margin-top: 16px }
.home-card {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; background: var(--card); cursor: pointer;
  transition: box-shadow .15s, transform .15s;
}
.home-card:hover { box-shadow: 0 8px 28px rgba(16,38,61,.12); transform: translateY(-2px) }
.home-card .icon { font-size: 30px; margin-bottom: 14px }
.home-card h3 { font-size: 17px; margin: 0 0 8px; color: var(--ink) }
.home-card p { font-size: 13px; color: var(--muted); margin: 0 0 18px }
.stat-badge { display: inline-flex; gap: 18px; flex-wrap: wrap }
.stat-badge span { font-size: 13px; color: var(--muted) }
.stat-badge b { color: var(--ink) }

/* ── FEATURE CARDS (HOME) ── */
.feature-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; margin-top: 0 }
.feat-card {
  border-radius: var(--radius); padding: 22px 20px; cursor: pointer;
  display: flex; align-items: center; gap: 16px;
  transition: transform .15s, box-shadow .15s;
}
.feat-card:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(16,38,61,.14) }
.feat-card.blue { background: #eef5fd; border: 1px solid #c3daf5 }
.feat-card.amber { background: #fff8e6; border: 1px solid #f5d98c }
.feat-card.red { background: #fdf0ef; border: 1px solid #f0bab6 }
.feat-card.green { background: #eaf5ee; border: 1px solid #b2dfc1 }
.feat-icon {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  font-size: 20px; font-weight: 800; flex-shrink: 0;
}
.feat-card.blue .feat-icon { background: #1688d8; color: #fff }
.feat-card.amber .feat-icon { background: #f5ad1b; color: #10263d }
.feat-card.red .feat-icon { background: #e6463a; color: #fff }
.feat-card.green .feat-icon { background: #197a52; color: #fff }
.feat-card h3 { font-size: 14px; margin: 0 0 4px }
.feat-card p { font-size: 12px; color: var(--muted); margin: 0 }
.home-arrow { margin-left: auto; font-size: 20px; color: var(--muted); flex-shrink: 0 }

/* ── CONTENT SECTION ── */
.content-section {
  background: var(--navy);
  padding: 64px clamp(16px,4vw,60px);
}
.content-section .eyebrow { color: var(--amber) }
.content-section h2 { color: #fff; font-size: 28px; margin: 8px 0 16px }
.content-section p { color: rgba(255,255,255,.6); font-size: 15px; margin: 0 0 28px }
.content-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px }
.content-card {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius); overflow: hidden;
}
.content-card img { width: 100%; height: 160px; object-fit: cover; display: block }
.content-card-body { padding: 18px }
.content-card h3 { font-size: 15px; color: #fff; margin: 0 0 8px }
.content-card p { font-size: 13px; color: rgba(255,255,255,.5); margin: 0 }

/* ── PARENT GUIDE STRIP ── */
.parent-strip {
  background: #f0f7ff; border-top: 2px solid #c3daf5;
  padding: 48px clamp(16px,4vw,60px);
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.parent-copy h2 { font-size: 26px; margin: 8px 0 14px }
.parent-copy p { color: var(--muted); font-size: 15px }
.parent-steps { display: grid; gap: 12px }
.parent-step {
  display: flex; align-items: center; gap: 14px;
  background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px;
}
.parent-step b { width: 32px; height: 32px; border-radius: 8px; background: var(--amber);
  color: var(--navy); display: grid; place-items: center; font-size: 13px; font-weight: 900; flex-shrink: 0 }
.parent-step span { font-size: 14px; font-weight: 600 }

/* ── EXAM CTA STRIP ── */
.exam-cta-strip {
  background: linear-gradient(135deg, #1688d8, #0d5fa8);
  padding: 52px clamp(16px,4vw,60px);
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.exam-cta-strip h2 { font-size: 26px; color: #fff; margin: 8px 0 10px }
.exam-cta-strip p { color: rgba(255,255,255,.7); font-size: 15px; margin: 0 }
.exam-cta-strip .eyebrow { color: rgba(255,255,255,.6) }
.exam-cta-actions { display: flex; gap: 12px; flex-wrap: wrap }

/* ── PANEL (generic page wrapper) ── */
.panel {
  background: var(--card); margin: 18px clamp(12px,3vw,30px);
  padding: 28px; border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
}

/* ── FORMS ── */
input, select {
  height: 46px; border: 1px solid #d7dae0; border-radius: 10px;
  padding: 0 13px; background: #fff; font: inherit;
}
input:focus, select:focus { outline: 2px solid #c3daf5; border-color: var(--accent) }
.filters { display: grid; grid-template-columns: 1fr 190px 190px; gap: 10px }
.count { margin: 18px 0 10px; color: var(--muted); font-size: 13px }

/* ── BUTTONS ── */
button {
  border: 0; border-radius: 9px; padding: 10px 13px;
  font: inherit; font-size: 13px; cursor: pointer;
  background: var(--accent); color: #fff;
}
button.secondary { background: #eef0f3; color: #344054 }
button.primary { background: var(--accent); color: #fff }
button.primary:hover { background: #1376c0 }
button.small { padding: 7px 11px; font-size: 12px }
button.wide { width: 100% }
button.back { background: none; color: var(--accent); padding: 6px 0; font-size: 13px }
button[disabled] { opacity: .4; cursor: not-allowed }
.text-btn { background: none; color: var(--accent); text-decoration: underline; padding: 4px }

/* ── NOTICE ── */
.plan, .notice { background: #f2f5ff; border-radius: 10px; padding: 10px 13px; color: #344054; font-size: 13px }
.notice.warn { background: #fff8eb; color: #7a4700 }
.notice.success { background: #f0fdf4; color: #155724 }

/* ── SCHOOL GRID ── */
.school-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px }
.school {
  border: 1px solid var(--line); border-radius: 14px;
  padding: 18px; background: #fff; cursor: pointer; transition: box-shadow .15s;
}
.school:hover { box-shadow: 0 4px 16px rgba(20,30,50,.1) }
.school h3 { font-size: 17px; margin: 0 0 8px }
.school .meta { font-size: 12px; color: var(--muted); line-height: 1.7 }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 }
.tag { font-size: 11px; background: #f2f4f7; border-radius: 999px; padding: 5px 8px }
.actions { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap }
button.selected, .option.selected { outline: 2px solid var(--accent) }

/* ── TABLE ── */
.table-wrap { overflow: auto; margin-top: 16px }
table { border-collapse: collapse; width: 100%; min-width: 760px }
th, td { text-align: left; padding: 12px; border-bottom: 1px solid var(--line); font-size: 13px; vertical-align: top }
th { background: #fafafa; color: #475467 }

/* ── COMPARE ── */
.compare-box { min-height: 120px; border: 1px dashed #ccd1d9; border-radius: 12px; padding: 18px; color: var(--muted) }
.compare-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px }
.compare-card { border: 1px solid var(--line); padding: 16px; border-radius: 12px; background: #fafbfc }
.compare-card p { color: var(--muted); font-size: 12px }
.compare-tuition { display: grid; gap: 6px }
.compare-tuition > div { display: grid; grid-template-columns: 1fr auto; gap: 4px 10px; border-top: 1px solid var(--line); padding: 8px 0 }
.compare-tuition b { text-align: right }
.compare-tuition small { grid-column: 1/-1; color: var(--muted) }
.tuition-cards { display: none }

/* ── EXAM GRID ── */
.exam-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; margin-top: 16px }
.exam-card {
  border: 1px solid var(--line); border-radius: 14px; padding: 20px;
  background: #fff; cursor: pointer; transition: box-shadow .15s;
}
.exam-card:hover { box-shadow: 0 4px 20px rgba(20,30,50,.1) }
.exam-card .tag { display: inline-block; font-size: 11px; background: #eef0f3; border-radius: 999px; padding: 3px 9px; margin-bottom: 10px }
.exam-card h3 { font-size: 18px; margin: 0 0 8px }
.exam-card p { font-size: 13px; color: var(--muted); margin: 0 0 12px }
.card-foot { display: flex; justify-content: space-between; font-size: 12px; color: var(--accent); font-weight: 600 }

/* ── EXAM DETAIL ── */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px }
.detail-card { border: 1px solid var(--line); border-radius: 14px; padding: 22px; background: #fff }
.level-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 8px; margin: 16px 0 }
.level-option {
  background: #f2f4f7; color: var(--ink); text-align: left;
  padding: 12px 14px; border-radius: 10px;
}
.level-option.selected { background: var(--accent); color: #fff }
.level-option b { display: block; font-size: 11px; opacity: .7; margin-bottom: 2px }
.level-option span { font-size: 13px; font-weight: 600 }
.domain-list { display: grid; gap: 10px }
.domain-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 13px }
.compact-notice { margin-top: 16px!important; font-size: 12px!important }

/* ── TEST SHELL ── */
.test-shell { padding: 24px clamp(16px,4vw,52px); max-width: 820px; margin: 0 auto }
.test-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 16px }
.test-head h1 { margin: 4px 0; font-size: 22px }
.timer-box { text-align: center; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 10px 18px; min-width: 90px }
.timer-box span { display: block; font-size: 11px; color: var(--muted); margin-bottom: 2px }
.timer-box b { font-size: 24px; font-weight: 800; letter-spacing: .04em }
.progress { height: 5px; background: #e6e8ec; border-radius: 999px; overflow: hidden; margin-bottom: 22px }
.progress span { display: block; height: 100%; background: var(--accent); border-radius: 999px; transition: width .3s }
.question-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 28px }
.q-meta { font-size: 12px; color: var(--muted); margin-bottom: 14px }
.question-card h2 { font-size: 20px; line-height: 1.5; margin: 0 0 22px }
.passage { background: #f8f9fb; border-left: 3px solid var(--accent); border-radius: 0 10px 10px 0; padding: 14px 18px; margin: 12px 0 18px; font-size: 14px; line-height: 1.7; max-height: 260px; overflow-y: auto }
.options { display: grid; gap: 10px }
.option {
  background: #f8f9fb; color: var(--ink); text-align: left;
  padding: 14px 18px; border-radius: 12px; display: flex; align-items: center; gap: 14px;
  transition: background .12s; border: 1px solid transparent;
}
.option:hover { background: #eef0f3 }
.option.selected { background: #eef4ff; outline: 2px solid var(--accent) }
.option span {
  width: 28px; height: 28px; border-radius: 50%;
  background: #e2e8ff; color: var(--accent); font-weight: 800; font-size: 13px;
  display: grid; place-items: center; flex-shrink: 0;
}
.option.selected span { background: var(--accent); color: #fff }
.test-nav { display: flex; justify-content: space-between; margin-top: 22px; gap: 10px }

/* ── RESULT ── */
.result-hero {
  display: flex; align-items: center; gap: 28px;
  background: linear-gradient(135deg, #eef4ff, #e8fef5);
  border-radius: 16px; padding: 28px; margin: 16px 0;
}
.score { font-size: 72px; font-weight: 900; color: var(--accent); line-height: 1 }
.result-hero h2 { margin: 0 0 6px; font-size: 22px }
.result-hero p { margin: 0; color: var(--muted); font-size: 14px }
.report-metrics { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; margin: 16px 0 }
.report-metrics div { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px; text-align: center }
.report-metrics span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px }
.report-metrics b { font-size: 26px; font-weight: 800 }
.review { display: grid; gap: 14px }
.review h2 { font-size: 20px; margin: 20px 0 0 }
.review-item { border: 1px solid var(--line); border-radius: 12px; padding: 18px; background: #fff }
.review-item.ok { border-color: #a9efc5 }
.review-item.miss { border-color: #fdb8b0 }
.review-item h3 { font-size: 15px; line-height: 1.5; margin: 6px 0 10px }
.review-item p { font-size: 13px; margin: 0 0 10px }
.explanation, .korean-explanation { font-size: 13px; background: #f8f9fb; border-radius: 8px; padding: 12px 14px; margin-top: 8px; line-height: 1.7 }

/* ── WRONG BOOK ── */
.wrongbook { gap: 14px }

/* ── HISTORY ── */
.history-list { display: grid; gap: 12px }
.history-row { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px; display: flex; align-items: center; gap: 16px }
.history-row > div:first-child { flex: 1 }
.history-row h3 { margin: 0 0 4px; font-size: 15px }
.history-row p { margin: 0; font-size: 12px; color: var(--muted) }
.history-score { font-size: 28px; font-weight: 800; color: var(--accent) }

/* ── WIZARD ── */
.wizard { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 22px; display: grid; gap: 14px }
.wizard label { display: grid; gap: 6px; font-size: 14px; font-weight: 600 }
.page-head { padding: 28px clamp(16px,4vw,52px) 14px; max-width: 820px; margin: 0 auto }
.page-head.compact { padding-bottom: 0 }
.page-head h1 { margin: 6px 0; font-size: 28px }
.page-head p { margin: 4px 0; color: var(--muted); font-size: 15px }

/* ── SCORE PILLS ── */
.score-pill { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 700 }
.score-pill.ok { background: #e9faf0; color: #0d6832 }
.score-pill.miss { background: #fff0ee; color: #b42318 }

/* ── FOOTER ── */
footer { text-align: center; color: #98a2b3; font-size: 12px; padding: 40px 18px }

/* ── RESPONSIVE ── */
@media(max-width: 900px) {
  .exam-grid, .home-grid { grid-template-columns: 1fr 1fr }
  .feature-row { grid-template-columns: 1fr 1fr }
  .hero-brand { grid-template-columns: 1fr }
  .detail-grid { grid-template-columns: 1fr 1fr }
  .report-metrics { grid-template-columns: repeat(2,1fr) }
  .result-hero { flex-direction: column; gap: 16px }
  .parent-strip { grid-template-columns: 1fr }
  .content-cards { grid-template-columns: 1fr 1fr }
  .fact-strip { gap: 0 }
}
@media(max-width: 800px) {
  .topbar { height: auto; min-height: 60px }
  .topbar-nav { display: none }
  .mobile-menu { display: block; background: none; color: #fff; font-size: 20px; padding: 8px }
  .mobile-nav {
    display: flex; position: sticky; top: 60px; z-index: 9;
    background: #fff; border-bottom: 1px solid var(--line);
    padding: 10px 18px; flex-wrap: wrap; gap: 10px;
  }
  .mobile-nav[hidden] { display: none !important }
  .filters { grid-template-columns: 1fr }
  .school-grid, .exam-grid, .home-grid { grid-template-columns: 1fr 1fr }
  .compare-grid, .level-grid { grid-template-columns: 1fr }
  .report-metrics { grid-template-columns: repeat(2,1fr) }
  .content-cards { grid-template-columns: 1fr }
}
@media(max-width: 520px) {
  .school-grid, .exam-grid, .home-grid, .compare-grid, .level-grid { grid-template-columns: 1fr }
  .panel { margin: 12px 8px; padding: 17px }
  .plan { display: none }
  .table-wrap { display: none }
  .tuition-cards { display: grid; gap: 10px; margin-top: 16px }
  .tuition-card { border: 1px solid var(--line); border-radius: 14px; padding: 14px; background: #fff; display: grid; gap: 6px }
  .tuition-card strong { font-size: 15px }
  .tuition-card span, .tuition-card small { color: var(--muted); font-size: 12px }
  .tuition-card b { font-size: 20px }
  .section-head { align-items: flex-start }
  .score { font-size: 52px }
  .report-metrics { grid-template-columns: repeat(2,1fr) }
  .detail-grid { grid-template-columns: 1fr }
  .feature-row { grid-template-columns: 1fr }
  .fact-strip strong { font-size: 22px }
  .exam-cta-strip { flex-direction: column }
}

/* ═══════════════════════════════════════════════════
   AUTH & MYPAGE — 로그인 / 마이페이지
   ═══════════════════════════════════════════════════ */

/* ── Auth modal overlay ── */
.auth-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(16,38,61,.55); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.auth-modal {
  background: #fff; border-radius: 24px;
  width: 100%; max-width: 460px;
  box-shadow: 0 32px 80px rgba(16,38,61,.22);
  overflow: hidden; position: relative;
}
.auth-modal-head {
  background: linear-gradient(135deg,#0d1f33,#10263d);
  padding: 32px 32px 24px;
  text-align: center;
}
.auth-modal-logo {
  width: 56px; height: 40px; border-radius: 10px;
  background: #fff; overflow: hidden; margin: 0 auto 14px; display: flex;
  align-items: center; justify-content: center;
}
.auth-modal-logo img { width: 100%; height: 100%; object-fit: cover }
.auth-modal-head h2 { margin: 0 0 6px; color: #fff; font-size: 22px }
.auth-modal-head p  { margin: 0; color: rgba(255,255,255,.55); font-size: 13px }
.auth-tabs {
  display: flex; border-bottom: 1px solid var(--line);
}
.auth-tab {
  flex: 1; padding: 14px; text-align: center; font-size: 14px; font-weight: 700;
  cursor: pointer; border: 0; background: none; color: var(--muted);
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: color .15s, border-color .15s;
}
.auth-tab.active { color: var(--accent); border-bottom-color: var(--accent) }
.auth-body { padding: 28px 32px 32px }
.auth-field {
  display: grid; gap: 6px; margin-bottom: 14px;
}
.auth-field label { font-size: 13px; font-weight: 600; color: var(--ink) }
.auth-field input {
  width: 100%; height: 48px; border: 1.5px solid var(--line);
  border-radius: 12px; padding: 0 14px; font: inherit; font-size: 15px;
  transition: border-color .15s;
}
.auth-field input:focus { border-color: var(--accent); outline: none }
.auth-btn {
  width: 100%; height: 50px; border-radius: 14px; border: 0;
  background: var(--accent); color: #fff; font: inherit;
  font-size: 16px; font-weight: 800; cursor: pointer; margin-top: 6px;
  transition: filter .15s;
}
.auth-btn:hover { filter: brightness(1.06) }
.auth-btn.amber { background: var(--amber); color: var(--navy) }
.auth-error {
  background: #fff0ee; color: var(--bad); border-radius: 10px;
  padding: 10px 14px; font-size: 13px; margin-bottom: 12px;
  display: none;
}
.auth-divider { text-align: center; color: var(--muted); font-size: 12px; margin: 14px 0 }
.auth-close {
  position: absolute; top: 16px; right: 16px; width: 32px; height: 32px;
  border-radius: 50%; background: rgba(255,255,255,.15); color: #fff; border: 0;
  font-size: 18px; cursor: pointer; display: grid; place-items: center;
  transition: background .15s;
}
.auth-close:hover { background: rgba(255,255,255,.25) }

/* ── Topbar auth buttons ── */
.topbar-auth { display: flex; align-items: center; gap: 8px }
.btn-login {
  background: rgba(255,255,255,.1); color: rgba(255,255,255,.85); border: 0;
  padding: 8px 14px; border-radius: 9px; font: inherit; font-size: 13px;
  cursor: pointer; transition: background .15s; white-space: nowrap;
}
.btn-login:hover { background: rgba(255,255,255,.18) }
.btn-signup {
  background: var(--amber); color: var(--navy); border: 0;
  padding: 8px 14px; border-radius: 9px; font: inherit; font-size: 13px;
  font-weight: 800; cursor: pointer; transition: filter .15s; white-space: nowrap;
}
.btn-signup:hover { filter: brightness(1.07) }
.user-chip {
  display: flex; align-items: center; gap: 9px; cursor: pointer;
  background: rgba(255,255,255,.1); border-radius: 999px;
  padding: 5px 12px 5px 5px; transition: background .15s;
}
.user-chip:hover { background: rgba(255,255,255,.18) }
.user-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--amber); color: var(--navy);
  font-size: 14px; font-weight: 900; display: grid; place-items: center; flex-shrink: 0;
}
.user-chip span { font-size: 13px; color: #fff; font-weight: 600 }

/* ── My Page ── */
.mypage-hero {
  background: linear-gradient(135deg,#0d1f33,#10263d);
  padding: clamp(40px,6vw,72px) clamp(18px,5vw,64px) clamp(36px,5vw,60px);
  display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: center;
}
.mypage-avatar-lg {
  width: 88px; height: 88px; border-radius: 50%;
  background: var(--amber); color: var(--navy);
  font-size: 36px; font-weight: 900; display: grid; place-items: center;
  border: 4px solid rgba(255,255,255,.15); flex-shrink: 0;
}
.mypage-hero-info h1 { margin: 0 0 6px; color: #fff; font-size: 26px }
.mypage-hero-info p  { margin: 0 0 16px; color: rgba(255,255,255,.55); font-size: 14px }
.mypage-hero-pills   { display: flex; gap: 10px; flex-wrap: wrap }
.mypage-pill {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px; padding: 6px 14px; color: #fff; font-size: 12px; font-weight: 600;
}
.mypage-pill b { color: var(--amber) }

.mypage-tabs {
  display: flex; gap: 0; border-bottom: 1px solid var(--line);
  background: #fff; padding: 0 clamp(18px,5vw,64px); overflow-x: auto;
  position: sticky; top: 72px; z-index: 8;
}
.mypage-tab {
  padding: 14px 18px; font-size: 14px; font-weight: 700; color: var(--muted);
  cursor: pointer; border: 0; background: none; white-space: nowrap;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: color .15s, border-color .15s;
}
.mypage-tab.active { color: var(--accent); border-bottom-color: var(--accent) }
.mypage-body { padding: clamp(16px,3vw,32px) clamp(16px,4vw,60px) 60px }

.mypage-kpis {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; margin-bottom: 28px;
}
.kpi-card {
  background: #fff; border: 1px solid var(--line); border-radius: 16px;
  padding: 20px; text-align: center;
}
.kpi-card .kpi-label { font-size: 12px; color: var(--muted); margin-bottom: 6px }
.kpi-card .kpi-val { font-size: 32px; font-weight: 900; color: var(--ink) }
.kpi-card .kpi-sub { font-size: 11px; color: var(--muted); margin-top: 4px }

/* score trend mini-chart */
.trend-bar-row {
  display: flex; align-items: flex-end; gap: 5px;
  height: 80px; margin: 12px 0;
}
.trend-bar {
  flex: 1; border-radius: 5px 5px 0 0;
  background: var(--accent); opacity: .75;
  min-height: 4px; transition: height .3s;
  position: relative; cursor: default;
}
.trend-bar:hover { opacity: 1 }
.trend-bar::after {
  content: attr(data-score);
  position: absolute; bottom: calc(100% + 4px); left: 50%;
  transform: translateX(-50%);
  font-size: 10px; color: var(--ink); font-weight: 700; white-space: nowrap;
}

/* child profiles */
.child-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-bottom: 20px }
.child-card {
  border: 1.5px solid var(--line); border-radius: 16px; padding: 18px;
  background: #fff; cursor: pointer; transition: box-shadow .15s, border-color .15s;
  position: relative;
}
.child-card.active-child { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(22,136,216,.12) }
.child-card:hover { box-shadow: 0 4px 16px rgba(16,38,61,.1) }
.child-initial {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--accent); color: #fff;
  font-size: 20px; font-weight: 900; display: grid; place-items: center;
  margin-bottom: 12px;
}
.child-card h3 { margin: 0 0 4px; font-size: 16px }
.child-card p  { margin: 0; font-size: 12px; color: var(--muted) }
.child-add {
  border: 2px dashed var(--line); background: none; color: var(--muted);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; min-height: 130px;
}
.child-add:hover { border-color: var(--accent); color: var(--accent) }
.child-add span { font-size: 28px }

/* settings form */
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px }
.settings-section { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 24px }
.settings-section h3 { margin: 0 0 18px; font-size: 17px }
.form-row { display: grid; gap: 6px; margin-bottom: 14px }
.form-row label { font-size: 13px; font-weight: 600 }
.form-row input, .form-row select {
  width: 100%; height: 44px; border: 1.5px solid var(--line);
  border-radius: 10px; padding: 0 12px; font: inherit;
}
.form-row input:focus, .form-row select:focus { border-color: var(--accent); outline: none }
.save-btn {
  background: var(--accent); color: #fff; border: 0;
  padding: 11px 22px; border-radius: 10px; font: inherit; font-size: 14px;
  font-weight: 700; cursor: pointer; margin-top: 4px;
}
.save-btn:hover { filter: brightness(1.07) }
.danger-btn {
  background: #fff; color: var(--bad); border: 1.5px solid #fdb8b0;
  padding: 10px 20px; border-radius: 10px; font: inherit; font-size: 13px;
  font-weight: 700; cursor: pointer;
}
.danger-btn:hover { background: #fff0ee }
.saved-toast {
  display: inline-block; background: #e9faf0; color: #0d6832;
  border-radius: 8px; padding: 6px 12px; font-size: 12px;
  font-weight: 600; margin-left: 10px; opacity: 0; transition: opacity .4s;
}
.saved-toast.show { opacity: 1 }

/* candidate school list in mypage */
.my-school-list { display: grid; gap: 10px }
.my-school-row {
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 16px 20px; display: flex; align-items: center; gap: 16px;
}
.my-school-row > div:first-child { flex: 1 }
.my-school-row h3 { margin: 0 0 4px; font-size: 15px }
.my-school-row p  { margin: 0; font-size: 12px; color: var(--muted) }

/* wrong-book in mypage (compact) */
.wb-compact { display: grid; gap: 10px }
.wb-item {
  background: #fff; border: 1px solid #fdb8b0; border-left: 4px solid var(--red);
  border-radius: 12px; padding: 14px 16px;
}
.wb-item .wb-exam { font-size: 11px; font-weight: 700; color: var(--red); margin-bottom: 4px }
.wb-item .wb-q    { font-size: 14px; font-weight: 600; margin: 0 0 8px }
.wb-item .wb-ans  { font-size: 12px; color: var(--muted) }

/* responsive */
@media(max-width: 780px) {
  .mypage-kpis        { grid-template-columns: repeat(2,1fr) }
  .child-grid         { grid-template-columns: 1fr 1fr }
  .settings-grid      { grid-template-columns: 1fr }
  .mypage-hero        { grid-template-columns: 1fr; text-align: center }
  .mypage-hero-pills  { justify-content: center }
}
@media(max-width: 480px) {
  .auth-body { padding: 20px 18px 24px }
  .mypage-kpis { grid-template-columns: 1fr 1fr }
  .child-grid  { grid-template-columns: 1fr }
}

/* ═══════════════════════════════════════════════════
   PARTNER SCHOOLS & NAVER BLOG
   ═══════════════════════════════════════════════════ */

/* Partner badge */
.partner-badge {
  display: inline-block; font-size: 10px; font-weight: 800;
  background: #03c75a; color: #fff; border-radius: 999px;
  padding: 2px 8px; letter-spacing: .03em; flex-shrink: 0;
  margin-top: 2px;
}

/* Partner school card highlight */
.school.partner-school {
  border-color: #b8ead0;
  background: linear-gradient(135deg,#fff,#f0fbf5);
}
.school.partner-school:hover { box-shadow: 0 4px 16px rgba(3,199,90,.12) }

/* Naver Blog button */
.naver-blog-btn {
  display: inline-flex; align-items: center; gap: 5px;
  background: #03c75a; color: #fff; border-radius: 8px;
  text-decoration: none; font-weight: 700; cursor: pointer;
  border: 0; transition: filter .15s;
}
.naver-blog-btn:hover { filter: brightness(1.08) }
.naver-blog-btn img {
  width: 14px; height: 14px; border-radius: 3px; flex-shrink: 0;
}
.naver-blog-btn.small { font-size: 11px; padding: 5px 10px }
.naver-blog-btn.large {
  font-size: 14px; padding: 10px 18px; border-radius: 10px;
  background: linear-gradient(135deg,#03c75a,#02a74a);
  box-shadow: 0 4px 14px rgba(3,199,90,.25);
}
.naver-blog-btn.large img { width: 18px; height: 18px }

/* Partner filter chip */
.filter-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px }
.filter-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: 999px; font-size: 12px; font-weight: 700;
  border: 1.5px solid var(--line); background: #fff; cursor: pointer;
  transition: all .15s;
}
.filter-chip:hover { border-color: var(--accent); color: var(--accent) }
.filter-chip.active { background: var(--accent); color: #fff; border-color: var(--accent) }
.filter-chip.naver { border-color: #03c75a; color: #03c75a }
.filter-chip.naver.active { background: #03c75a; color: #fff }