/* Sovasta Nexus — 버튼 44px 이상, 둥근 카드, 모바일 360px 에서 가로 스크롤 0, RTL 은 논리 속성으로. */
:root {
  --bg: #f3f6f8; --card: #ffffff; --fg: #142030; --muted: #586474; --line: rgba(20,32,48,.12);
  --accent: #0f6c8c; --accent-fg: #fff; --good: #1a7f45; --bad: #b3261e; --warn-bg: #fff3cd; --warn-fg: #4a3800;
  --spark: #c58b12; --standard: #1a7f45; --elite: #2f5fd0; --prime: #7a3fc4;
  --radius: 16px; --shadow: 0 2px 10px rgba(20,30,60,.06);
  --mono: ui-monospace, "JetBrains Mono", SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --bg: #0f1722; --card: #182231; --fg: #e8eef5; --muted: #a3afbf; --line: rgba(255,255,255,.12); --accent: #6cc6e3; --accent-fg: #06202b; --good: #5cc98a; --bad: #ff8a80; --warn-bg: #3d3216; --warn-fg: #ffe7a6; --spark: #f3c55a; --standard: #5cc98a; --elite: #8fb0ff; --prime: #c9a2ff; --shadow: none; color-scheme: dark; }
}
* { box-sizing: border-box; }
html, body { margin: 0; overflow-x: hidden; }
body { background: var(--bg); color: var(--fg); font: 16px/1.55 "Pretendard", "Inter", system-ui, -apple-system, "Segoe UI", "Noto Sans", sans-serif; min-height: 100vh; }
a { color: var(--accent); }
button, input, select, textarea { font: inherit; color: inherit; }
h1 { font-size: clamp(22px, 4vw, 30px); line-height: 1.25; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 0 0 10px; }
h3 { font-size: 17px; margin: 16px 0 8px; }
.boot { padding: 40px; text-align: center; color: var(--muted); }
.skip { position: absolute; inset-inline-start: 16px; top: 8px; transform: translateY(-200%); z-index: 100; background: var(--card); padding: 8px 12px; border-radius: 8px; } .skip:focus { transform: none; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--muted); } .small, small { font-size: .875em; }
.good { color: var(--good); } .bad { color: var(--bad); } .err { color: var(--bad); }
.center { text-align: center; }
.mono, code { font-family: var(--mono); overflow-wrap: anywhere; }
code.big { font-size: 1.6em; letter-spacing: .15em; }
.pre { white-space: pre-wrap; }

/* 머리 */
.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 10px 14px; flex-wrap: wrap; padding: 8px 16px; background: color-mix(in srgb, var(--card) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 800; white-space: nowrap; color: inherit; text-decoration: none; }
.logo { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 10px; background: #14324a; color: #7fd3c4; font-weight: 900; }
.tabs { display: flex; gap: 2px; flex-wrap: wrap; background: var(--bg); padding: 4px; border-radius: 12px; }
.tab { display: inline-flex; align-items: center; min-height: 40px; padding: 0 12px; border-radius: 9px; color: inherit; text-decoration: none; font-weight: 600; }
.tab.on { background: var(--card); box-shadow: var(--shadow); color: var(--accent); }
.me { margin-inline-start: auto; display: flex; align-items: center; gap: 10px; }
.bell { position: relative; display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; text-decoration: none; }
.bell b { position: absolute; top: 2px; inset-inline-end: 0; min-width: 18px; height: 18px; padding: 0 4px; border-radius: 9px; background: var(--bad); color: #fff; font-size: 11px; line-height: 18px; text-align: center; }

.banner { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 10px 16px 0; padding: 10px 14px; border-radius: 12px; background: var(--warn-bg); color: var(--warn-fg); }
.banner.soft { margin: 10px 0; background: color-mix(in srgb, var(--accent) 12%, var(--card)); color: var(--fg); }
.banner.bad { background: color-mix(in srgb, var(--bad) 14%, var(--card)); color: var(--fg); }
.banner span { flex: 1 1 200px; }
.card .banner { margin: 10px 0; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 16px; display: grid; gap: 16px; }
.wrap:focus { outline: none; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); min-width: 0; }
details.card > summary, details > summary { cursor: pointer; font-weight: 600; min-height: 32px; }
.hero { padding: 28px 18px 8px; }
.hero .lead { font-size: 18px; max-width: 720px; color: var(--muted); }
.ticks { padding-inline-start: 0; list-style: none; display: grid; gap: 8px; }
.ticks li::before { content: "✓ "; color: var(--good); font-weight: 700; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: flex-end; }
.grow { flex: 1 1 220px; }
.h-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; }

/* 버튼 · 입력 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; padding: 0 18px; border: 0; border-radius: 12px; background: var(--accent); color: var(--accent-fg); font-weight: 700; cursor: pointer; text-decoration: none; }
.btn.small { min-height: 36px; padding: 0 12px; font-size: .9em; }
.btn.ghost { background: transparent; color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent); }
.btn.danger { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 45%, transparent); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn:focus-visible, .tab:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 60%, transparent); outline-offset: 2px; }
label { display: grid; gap: 4px; font-weight: 600; font-size: .95em; margin: 8px 0; min-width: 0; }
label.check { display: flex; gap: 8px; align-items: center; font-weight: 500; }
input, select, textarea { width: 100%; min-height: 44px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); font-weight: 400; }
input[type=checkbox], input[type=radio] { width: 20px; min-height: 20px; height: 20px; flex: none; }
textarea { min-height: 80px; resize: vertical; }
fieldset { border: 1px solid var(--line); border-radius: 12px; padding: 8px 12px; margin: 8px 0; }
fieldset.flags { display: flex; flex-wrap: wrap; gap: 4px 16px; }
fieldset.stars label { display: inline-flex; margin-inline-end: 12px; color: var(--spark); }
form.sub { border-top: 1px dashed var(--line); margin-top: 10px; padding-top: 6px; }
.picker { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0 10px; align-items: end; }
.lang { display: inline-flex; margin: 0; } .lang select { min-height: 36px; width: auto; padding: 4px 8px; }

/* 칩 · 배지 · 막대 */
.badge, .chip { display: inline-flex; align-items: center; gap: 4px; padding: 2px 10px; border-radius: 999px; font-size: 13px; font-weight: 700; background: color-mix(in srgb, var(--accent) 12%, var(--card)); color: var(--fg); vertical-align: middle; }
.badge.lv-plus { background: color-mix(in srgb, var(--elite) 18%, var(--card)); } .badge.lv-prime { background: color-mix(in srgb, var(--prime) 22%, var(--card)); }
.badge.leader { background: color-mix(in srgb, var(--good) 18%, var(--card)); }
.chip.good { color: var(--good); }
.chip.st-confirmed { color: var(--good); } .chip.st-cancelled { color: var(--bad); } .chip.st-completed { color: var(--muted); } .chip.st-dormant { color: var(--muted); }
.bar { height: 10px; border-radius: 999px; background: color-mix(in srgb, var(--fg) 10%, transparent); overflow: hidden; margin: 8px 0; }
.bar.small { height: 6px; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--good)); border-radius: inherit; }
.mt { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.tier { font-weight: 800; font-size: 13px; }
.tier-spark .tier { color: var(--spark); } .tier-standard .tier { color: var(--standard); } .tier-elite .tier { color: var(--elite); } .tier-prime .tier { color: var(--prime); }
.card.tier-spark { border-top: 4px solid var(--spark); } .card.tier-standard { border-top: 4px solid var(--standard); } .card.tier-elite { border-top: 4px solid var(--elite); } .card.tier-prime { border-top: 4px solid var(--prime); }

/* 카드 목록 */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.mcard, .gcard { display: block; background: var(--bg); border: 1px solid var(--line); border-radius: 14px; padding: 14px; color: inherit; text-decoration: none; min-width: 0; }
.mcard h3, .gcard h3 { margin: 6px 0 4px; overflow-wrap: anywhere; }
.mcard p, .gcard p { margin: 4px 0; }
.mlink { color: inherit; text-decoration: none; display: block; }
.mcard:hover, .gcard:hover { border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.why { margin: 8px 0; padding-inline-start: 18px; font-size: 14px; }
.why li::marker { content: "✦ "; color: var(--accent); }
.profile { display: grid; gap: 10px; grid-template-columns: minmax(0, 1fr) auto; align-items: start; }
.profile details { grid-column: 1 / -1; }
.stats { display: flex; gap: 16px; }
.stats div { display: grid; text-align: center; } .stats b { font-size: 22px; }
.kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 10px; margin: 12px 0; }
.kv div { display: grid; gap: 2px; padding: 10px 12px; background: var(--bg); border-radius: 12px; min-width: 0; }
.kv b { overflow-wrap: anywhere; }
.list { padding-inline-start: 18px; display: grid; gap: 8px; }
.list li.unread { font-weight: 600; }
.posts { list-style: none; padding: 0; display: grid; gap: 10px; }
.posts p { margin: 2px 0 0; overflow-wrap: anywhere; }

/* 의도 */
.intent { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.tierbox { background: var(--bg); border-radius: 14px; padding: 12px; border-top: 4px solid var(--line); }
.tierbox.tier-spark { border-top-color: var(--spark); } .tierbox.tier-standard { border-top-color: var(--standard); } .tierbox.tier-elite { border-top-color: var(--elite); } .tierbox.tier-prime { border-top-color: var(--prime); }
.th { display: flex; justify-content: space-between; font-weight: 700; }
.seg { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
.seg button { min-height: 40px; border: 1px solid var(--line); border-radius: 10px; background: var(--card); cursor: pointer; font-size: 14px; padding: 0 4px; }
.seg button.on { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }

/* 표 */
.table-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; margin: 8px 0; font-variant-numeric: tabular-nums; }
.tbl caption { text-align: start; font-weight: 700; padding-bottom: 6px; }
.tbl th, .tbl td { text-align: start; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl td:last-child { text-align: end; white-space: nowrap; }
.tbl.wide td:last-child { white-space: normal; }
.tbl caption { font-size: 20px; }
.tbl.wide td:last-child { text-align: start; }
.tbl.wide { min-width: 560px; }

/* 요금제 */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; margin: 12px 0; }
.plan { background: var(--bg); border: 1px solid var(--line); border-radius: 14px; padding: 16px; display: grid; gap: 6px; align-content: start; }
.plan.cur { border: 2px solid var(--accent); }
.plan .price { font-size: 20px; font-weight: 800; margin: 0; }
.plan ul { padding-inline-start: 18px; margin: 6px 0; }
.plan.lv-plus h3 { color: var(--elite); } .plan.lv-prime h3 { color: var(--prime); }

/* 리더 */
.steps { list-style: none; padding: 0; display: grid; gap: 6px; }
.steps li.done { color: var(--good); }
.quiz fieldset { display: grid; gap: 2px; }
.quiz label { display: flex; gap: 8px; align-items: flex-start; font-weight: 400; }
.qr { display: grid; justify-items: center; gap: 6px; padding: 10px; }
.qr svg { width: min(240px, 70vw); height: auto; background: #fff; border-radius: 10px; }
.flow { padding-inline-start: 20px; display: grid; gap: 8px; }
.subtabs { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0 14px; }
.subtabs a { padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); text-decoration: none; color: inherit; min-height: 36px; display: inline-flex; align-items: center; }
.subtabs a.on { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }

/* 알림 */
.toast { position: fixed; inset-inline: 16px; bottom: 16px; margin: 0 auto; max-width: 520px; padding: 12px 16px; border-radius: 12px; background: var(--fg); color: var(--bg); box-shadow: 0 6px 24px rgba(0,0,0,.2); opacity: 0; transform: translateY(20px); transition: opacity .2s, transform .2s; pointer-events: none; z-index: 60; }
.toast.show { opacity: 1; transform: none; }
.toast.bad { background: var(--bad); color: #fff; } .toast.good { background: var(--good); color: #fff; }
@media (prefers-reduced-motion: reduce) { .toast { transition: none; } }

.foot { text-align: center; color: var(--muted); padding: 24px 16px 40px; font-size: 14px; display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; align-items: center; }

/* 약관 쪽 */
body.legal .legal-body { max-width: 760px; margin: 0 auto; padding: 16px; display: grid; gap: 14px; }

@media (max-width: 640px) {
  .top { padding: 8px 12px; }
  .tabs { order: 3; width: 100%; overflow-x: auto; flex-wrap: nowrap; }
  .tab { padding: 0 10px; white-space: nowrap; }
  .wrap { padding: 12px; }
  .card { padding: 14px; }
  .profile { grid-template-columns: 1fr; }
}