/* ============================================================
   NEPAL 48 LOVE CHALLENGE — design system
   ============================================================ */

@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css");

:root {
  /* ink */
  --ink-900: #14110f;
  --ink-700: #3a332e;
  --ink-500: #6b6058;
  --ink-300: #a79c93;

  /* ground */
  --bg:        #fbf8f4;
  --surface:   #ffffff;
  --surface-2: #f3ede5;
  --line:      #e5dcd1;

  /* brand — 히말라야의 저녁빛 */
  --love:      #d94f45;   /* 사랑 / 4 */
  --love-soft: #fbe9e6;
  --hope:      #1f6f68;   /* 희망 / 8 */
  --hope-soft: #e3f0ee;
  --gold:      #c08a2e;
  --gold-soft: #f7edd9;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 1px 2px rgba(20,17,15,.05), 0 8px 28px rgba(20,17,15,.06);
  --maxw: 1080px;

  color-scheme: light;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink-900);
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
               "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }

/* ---------- 타이포 ---------- */
h1, h2, h3, h4 { line-height: 1.3; letter-spacing: -0.03em; margin: 0; font-weight: 700; }
h2 { font-size: clamp(24px, 3.4vw, 34px); }
h3 { font-size: clamp(18px, 2.2vw, 22px); }
p  { margin: 0 0 1em; }
strong { font-weight: 700; }

.eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: var(--love); margin-bottom: 14px;
}
.eyebrow.hope { color: var(--hope); }
.lead { font-size: clamp(17px, 2vw, 19px); color: var(--ink-700); }
.muted { color: var(--ink-500); }
.small { font-size: 14px; line-height: 1.7; }
.xsmall { font-size: 12.5px; line-height: 1.65; color: var(--ink-500); }

/* ---------- 헤더 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251,248,244,.86);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 62px; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -.02em; text-decoration: none; }
.brand .mark {
  width: 30px; height: 30px; border-radius: 9px; flex: none;
  background: linear-gradient(135deg, var(--love), var(--gold));
  color: #fff; font-size: 12px; font-weight: 800;
  display: grid; place-items: center; letter-spacing: 0;
}
.brand .name { font-size: 15px; }
.brand .name span { color: var(--love); }
.nav { display: flex; gap: 22px; font-size: 14px; font-weight: 600; color: var(--ink-700); }
.nav a { text-decoration: none; }
.nav a:hover { color: var(--love); }
@media (max-width: 860px) { .nav { display: none; } }

/* ---------- 버튼 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  padding: 13px 22px; border-radius: 999px; border: 1px solid transparent;
  font-weight: 700; font-size: 15px; text-decoration: none; cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
  font-family: inherit;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--love); color: #fff; box-shadow: 0 6px 18px rgba(217,79,69,.28); }
.btn-primary:hover { background: #c4443b; }
.btn-ghost { background: transparent; color: var(--ink-900); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink-300); }
.btn-dark { background: var(--ink-900); color: #fff; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .45; cursor: not-allowed; box-shadow: none; }

/* ---------- 섹션 ---------- */
section { padding: 76px 0; }
section.tight { padding: 52px 0; }
.section-head { max-width: 720px; margin-bottom: 40px; }
.roman {
  display: inline-block; font-size: 12px; font-weight: 700; color: var(--ink-300);
  letter-spacing: .12em; margin-bottom: 8px;
}
.alt { background: var(--surface-2); }
.dark { background: var(--ink-900); color: #f6f1ea; }
.dark h2, .dark h3 { color: #fff; }
.dark .lead, .dark p { color: #d8cfc4; }
.dark .card { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.12); }

/* ---------- 히어로 ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 92px 0 84px;
  background:
    radial-gradient(1200px 420px at 12% -10%, var(--love-soft), transparent 62%),
    radial-gradient(900px 380px at 92% 4%, var(--hope-soft), transparent 60%),
    var(--bg);
}
.hero h1 {
  font-size: clamp(34px, 6.2vw, 62px);
  letter-spacing: -.045em; font-weight: 800; margin-bottom: 20px;
}
.hero h1 .num { color: var(--love); }
.hero .sub { font-size: clamp(17px, 2.2vw, 21px); color: var(--ink-700); max-width: 620px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--line);
  padding: 7px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
  color: var(--ink-700); margin-bottom: 22px;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--love); }

/* 48 대형 그래픽 */
.n48 {
  display: flex; align-items: baseline; gap: 6px;
  font-size: clamp(72px, 15vw, 168px); font-weight: 800;
  letter-spacing: -.06em; line-height: .9;
}
.n48 .four { color: var(--love); }
.n48 .eight { color: var(--hope); }
.n48-cap { font-size: 13px; font-weight: 700; letter-spacing: .12em; color: var(--ink-300); }

/* ---------- 카드 ---------- */
.grid { display: grid; gap: 20px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .g3, .g4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .g2, .g3, .g4 { grid-template-columns: 1fr; } }

.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px;
}
.card.pad-lg { padding: 30px; }
.card h3 { margin-bottom: 10px; }
.card p:last-child { margin-bottom: 0; }
.card .icon-num {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  background: var(--love-soft); color: var(--love); font-weight: 800; font-size: 15px;
  margin-bottom: 14px;
}
.card.hope .icon-num { background: var(--hope-soft); color: var(--hope); }

/* ---------- 단계(LOVE START → 4 → 8) ---------- */
.steps { display: grid; gap: 16px; grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step {
  position: relative; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px 22px;
}
.step .tag {
  font-size: 11px; font-weight: 800; letter-spacing: .12em;
  padding: 4px 9px; border-radius: 6px; display: inline-block; margin-bottom: 12px;
}
.step.s0 .tag { background: var(--surface-2); color: var(--ink-500); }
.step.s1 .tag { background: var(--love-soft); color: var(--love); }
.step.s2 .tag { background: var(--hope-soft); color: var(--hope); }
.step.s3 .tag { background: var(--gold-soft); color: var(--gold); }
.step .big { font-size: 30px; font-weight: 800; letter-spacing: -.04em; line-height: 1.2; }
.step .desc { font-size: 14px; color: var(--ink-500); margin-top: 8px; line-height: 1.65; }

/* ---------- 금액 분해 바 ---------- */
.split-bar { display: flex; height: 46px; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); }
.split-bar .seg { display: grid; place-items: center; font-size: 13px; font-weight: 700; color: #fff; }
.split-bar .relief { background: var(--love); flex: 2000; }
.split-bar .ops    { background: var(--ink-300); flex: 14000; color: #fff; }
.split-legend { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 14px; font-size: 13.5px; }
.split-legend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; margin-right: 7px; }

/* ---------- 통계 타일 ---------- */
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.stat .k { font-size: 13px; color: var(--ink-500); font-weight: 600; }
.stat .v { font-size: clamp(26px, 3.6vw, 36px); font-weight: 800; letter-spacing: -.04em; margin-top: 6px; }
.stat .v.love { color: var(--love); }
.stat .v.hope { color: var(--hope); }
.stat .u { font-size: 15px; font-weight: 700; color: var(--ink-500); margin-left: 2px; }

/* ---------- 표 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 560px; }
th, td { padding: 13px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--surface-2); font-weight: 700; font-size: 13px; color: var(--ink-700); white-space: nowrap; }
tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- 인용/경고 박스 ---------- */
.quote {
  border-left: 3px solid var(--love); padding: 4px 0 4px 20px;
  font-size: clamp(18px, 2.4vw, 22px); font-weight: 600; letter-spacing: -.025em; line-height: 1.55;
}
.note {
  background: var(--gold-soft); border: 1px solid #ecdcb8; border-radius: var(--radius);
  padding: 20px 22px; font-size: 14.5px; line-height: 1.7;
}
.note strong { color: #8a5f14; }
.note.legal { background: #fdf0ee; border-color: #f2ccc7; }
.note.legal strong { color: #a83227; }
.note.ok { background: var(--hope-soft); border-color: #c5e0dc; }
.note.ok strong { color: var(--hope); }

/* ---------- 체크 리스트 ---------- */
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 11px; }
.checks li { position: relative; padding-left: 30px; font-size: 15px; line-height: 1.65; }
.checks li::before {
  content: ""; position: absolute; left: 0; top: 7px; width: 18px; height: 18px;
  border-radius: 50%; background: var(--hope-soft);
}
.checks li::after {
  content: ""; position: absolute; left: 6px; top: 12px; width: 6px; height: 3px;
  border-left: 2px solid var(--hope); border-bottom: 2px solid var(--hope);
  transform: rotate(-45deg);
}
.checks.x li::before { background: var(--love-soft); }
.checks.x li::after {
  left: 6.5px; top: 11px; width: 7px; height: 7px; border: none;
  background:
    linear-gradient(45deg, transparent 44%, var(--love) 44%, var(--love) 56%, transparent 56%),
    linear-gradient(-45deg, transparent 44%, var(--love) 44%, var(--love) 56%, transparent 56%);
  transform: none;
}

/* ---------- 파트너 ---------- */
.partner {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 30px; display: flex; flex-direction: column; gap: 14px;
}
.partner .role {
  font-size: 11px; font-weight: 800; letter-spacing: .14em; padding: 5px 10px;
  border-radius: 6px; align-self: flex-start;
}
.partner.p1 .role { background: var(--hope-soft); color: var(--hope); }
.partner.p2 .role { background: var(--love-soft); color: var(--love); }
.partner.p3 .role { background: var(--gold-soft); color: var(--gold); }
.partner h3 { font-size: 20px; }
.partner ul { margin: 0; padding-left: 18px; font-size: 14.5px; color: var(--ink-700); line-height: 1.85; }

/* ---------- 순환 플로우 ---------- */
.flow { display: grid; gap: 12px; }
.flow-item {
  display: grid; grid-template-columns: 100px 1fr; gap: 18px; align-items: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 22px;
}
.flow-item .fk { font-size: 12px; font-weight: 800; letter-spacing: .1em; color: var(--love); }
.flow-item .fv { font-size: 15px; color: var(--ink-700); }
.flow-arrow { text-align: center; color: var(--ink-300); font-size: 16px; line-height: 1; }
@media (max-width: 560px) { .flow-item { grid-template-columns: 1fr; gap: 6px; } }

/* ---------- 폼 ---------- */
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; font-weight: 700; margin-bottom: 7px; }
.field label .req { color: var(--love); margin-left: 3px; }
.field input[type="text"], .field input[type="tel"], .field input[type="email"],
.field select, .field textarea {
  width: 100%; padding: 12px 14px; font-size: 15px; font-family: inherit;
  border: 1px solid var(--line); border-radius: 10px; background: var(--surface);
  color: var(--ink-900);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--love); box-shadow: 0 0 0 3px var(--love-soft);
}
.field .hint { font-size: 12.5px; color: var(--ink-500); margin-top: 6px; }
.field .err { font-size: 12.5px; color: var(--love); margin-top: 6px; display: none; }
.field.invalid .err { display: block; }
.field.invalid input, .field.invalid select { border-color: var(--love); }
.check-row { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 11px; font-size: 14px; }
.check-row input { margin-top: 4px; flex: none; width: 16px; height: 16px; accent-color: var(--love); }
fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin: 0 0 22px; }
legend { font-size: 13px; font-weight: 800; padding: 0 8px; color: var(--ink-700); }

/* ---------- 계좌 안내 ---------- */
.bankbox {
  background: var(--ink-900); color: #fff; border-radius: var(--radius-lg); padding: 28px;
}
.bankbox .row { display: flex; justify-content: space-between; gap: 16px; padding: 11px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.bankbox .row:last-of-type { border-bottom: none; }
.bankbox .rk { font-size: 13.5px; color: #b9aea2; }
.bankbox .rv { font-size: 16px; font-weight: 700; text-align: right; }
.bankbox .rv.big { font-size: 22px; letter-spacing: -.02em; }

.copy-btn {
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); color: #fff;
  border-radius: 8px; padding: 6px 12px; font-size: 12.5px; font-weight: 700; cursor: pointer;
  font-family: inherit;
}
.copy-btn:hover { background: rgba(255,255,255,.2); }

/* ---------- 배지/상태 ---------- */
.badge {
  display: inline-block; font-size: 11.5px; font-weight: 800; letter-spacing: .06em;
  padding: 4px 10px; border-radius: 999px;
}
.badge.pending { background: var(--gold-soft); color: #8a5f14; }
.badge.paid    { background: var(--hope-soft); color: var(--hope); }
.badge.cancel  { background: var(--surface-2); color: var(--ink-500); }

/* ---------- 진행바 ---------- */
.progress { height: 12px; border-radius: 999px; background: var(--surface-2); overflow: hidden; border: 1px solid var(--line); }
.progress > i { display: block; height: 100%; background: linear-gradient(90deg, var(--love), var(--gold)); border-radius: 999px; transition: width .6s ease; }

/* ---------- 푸터 ---------- */
.site-footer { background: var(--ink-900); color: #b9aea2; padding: 54px 0 40px; font-size: 13.5px; }
.site-footer a { color: #e8e0d6; }
.site-footer .foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
@media (max-width: 720px) { .site-footer .foot-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color: #fff; font-size: 13px; letter-spacing: .1em; margin-bottom: 12px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; line-height: 2; }
.site-footer .legal { border-top: 1px solid rgba(255,255,255,.12); padding-top: 22px; font-size: 12.5px; line-height: 1.8; color: #8d8177; }

/* ---------- 유틸 ---------- */
.mt-0 { margin-top: 0; } .mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; } .mt-32 { margin-top: 32px; } .mt-40 { margin-top: 40px; }
.mb-0 { margin-bottom: 0; } .mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; }
.center { text-align: center; }
.hidden { display: none !important; }
.divider { height: 1px; background: var(--line); margin: 40px 0; }

@media print {
  .site-header, .hero-actions, .site-footer .legal { display: none; }
  body { background: #fff; }
  section { padding: 28px 0; page-break-inside: avoid; }
}

/* ---------- 함께하는 기업 ---------- */
.supporters { display: grid; gap: 18px; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .supporters { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .supporters { grid-template-columns: 1fr; } }

.sup-card {
  display: flex; flex-direction: column; gap: 14px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; text-decoration: none; color: inherit;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
a.sup-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--ink-300); }
a.sup-card:focus-visible { outline: 2px solid var(--love); outline-offset: 3px; }

.sup-logo {
  width: 52px; height: 52px; border-radius: 12px; object-fit: contain;
  background: var(--surface-2); border: 1px solid var(--line);
}
.sup-logo.initial {
  display: grid; place-items: center;
  font-size: 22px; font-weight: 800; color: var(--ink-300); letter-spacing: -.02em;
}
.sup-body { flex: 1; }
.sup-role {
  display: inline-block; font-size: 11.5px; font-weight: 800; letter-spacing: .1em;
  color: var(--ink-300); text-transform: uppercase; margin-bottom: 6px;
}
.sup-card h3 { font-size: 17px; margin-bottom: 8px; }

.sup-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.sup-badge {
  font-size: 11.5px; font-weight: 800; letter-spacing: .04em;
  padding: 4px 10px; border-radius: 999px; background: var(--gold-soft); color: #8a5f14;
}
.sup-badge.ok { background: var(--hope-soft); color: var(--hope); }
.sup-link { font-size: 12.5px; font-weight: 700; color: var(--love); }
.sup-link.muted { color: var(--ink-300); font-weight: 600; }

.sup-card.invite { background: var(--love-soft); border-style: dashed; border-color: #eec4bf; }
.sup-card.invite .invite-mark { background: #fff; color: var(--love); border-color: #eec4bf; }
.sup-card.invite h3 { color: var(--love); }

.supporters-note { margin-top: 18px; }