:root {
  color-scheme: dark;
  --bg: #0b0f1f;
  --bg-soft: #121833;
  --card: rgba(19, 26, 52, 0.85);
  --accent: #6c8bff;
  --accent-strong: #8f7bff;
  --text: #f7f8ff;
  --muted: #b6bdd6;
  --line: rgba(255, 255, 255, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR",
    "Malgun Gothic", sans-serif;
  background: radial-gradient(circle at top, #1b2450 0%, #0b0f1f 55%);
  color: var(--text);
  line-height: 1.6;
}

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

.container {
  width: min(1200px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(12px);
  background: rgba(11, 15, 31, 0.9);
  border-bottom: 1px solid var(--line);
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 36px;
  border-radius: 12px;
  background: linear-gradient(140deg, var(--accent), var(--accent-strong));
  color: #0b0f1f;
  font-size: 13px;
  letter-spacing: 0.5px;
}

.brand-name {
  font-size: 18px;
}

.nav {
  display: flex;
  gap: 18px;
  font-size: 14px;
  color: var(--muted);
}

.nav a:hover {
  color: var(--text);
}

.nav-inquiry.is-hidden {
  display: none;
}

.nav-dashboard.is-hidden {
  display: none;
}

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

.btn {
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s ease;
}

.btn-primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-strong));
  color: #0b0f1f;
}

.btn-ghost {
  border-color: var(--line);
  color: var(--text);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}
.btn.full {
  width: 100%;
}

.hero {
  padding: 96px 0 72px;
}

.hero-grid {
  display: grid;
  gap: 36px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
}

.badge {
  display: inline-flex;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(108, 139, 255, 0.15);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
}

.hero h1 {
  margin: 18px 0 12px;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.2;
}

.hero-desc {
  color: var(--muted);
  max-width: 520px;
}

.hero-actions {
  margin: 28px 0 30px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.hero-stats div {
  display: grid;
  gap: 4px;
}

.hero-stats strong {
  font-size: 20px;
}

.hero-stats span {
  color: var(--muted);
  font-size: 13px;
}

.hero-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

.summary-list {
  display: grid;
  gap: 16px;
  margin: 20px 0;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
}

.summary-row strong {
  color: var(--text);
}

.risk-note {
  padding: 12px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
  margin-bottom: 16px;
  font-size: 13px;
}

.section {
  padding: 72px 0;
}

.section-alt {
  background: var(--bg-soft);
}

.section-title {
  text-align: center;
  margin-bottom: 36px;
}

.section-title.align-left {
  text-align: left;
}

.kicker {
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 8px;
}

.card-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card-grid.single {
  grid-template-columns: minmax(240px, 460px);
  justify-content: center;
}

.trust-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.trust-card {
  background: rgba(17, 23, 46, 0.8);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
}

.trust-card h3 {
  margin: 0 0 8px;
}

.coin-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.coin-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
  display: grid;
  gap: 10px;
  align-items: start;
}

.coin-card img {
  width: 44px;
  height: 44px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
  display: grid;
  gap: 14px;
}

.card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.split {
  display: grid;
  gap: 32px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
}

.rate-list {
  display: grid;
  gap: 16px;
  color: var(--muted);
}

.rate-list strong {
  color: var(--text);
}

.glass-panel {
  background: linear-gradient(150deg, rgba(108, 139, 255, 0.2), transparent);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px;
}

.check-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 12px;
  color: var(--muted);
  margin: 16px 0 0;
}

.check-list li::before {
  content: "✓";
  margin-right: 8px;
  color: var(--accent);
}

.step-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.step {
  padding: 24px;
  background: var(--card);
  border-radius: 20px;
  border: 1px solid var(--line);
}

.step span {
  font-size: 22px;
  color: var(--accent);
  font-weight: 700;
}

.calc-form {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.calc-form label {
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
}

.loan-form {
  display: grid;
  gap: 16px;
}

.loan-form label {
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
}

.form-section {
  display: grid;
  gap: 10px;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.7);
}

.section-label {
  font-size: 13px;
  color: var(--muted);
}

.button-group {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
}

.choice-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.8);
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s ease;
}

.choice-button img {
  width: 20px;
  height: 20px;
}

.choice-button.is-active {
  border-color: rgba(108, 139, 255, 0.8);
  background: rgba(108, 139, 255, 0.2);
  color: var(--text);
}

.repayment-info {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

.calc-form input,
.calc-form select {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.8);
  color: var(--text);
}

.calc-form textarea {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.8);
  color: var(--text);
  resize: vertical;
}

.price-info {
  display: flex;
  justify-content: space-between;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.8);
  color: var(--muted);
}

.result-card {
  background: var(--card);
  border-radius: 24px;
  padding: 28px;
  border: 1px solid var(--line);
  display: grid;
  gap: 18px;
}

.result-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
}

.result-row strong {
  color: var(--text);
}

.helper {
  color: var(--muted);
  font-size: 13px;
}

.faq-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.faq-item {
  background: var(--card);
  border-radius: 18px;
  padding: 20px;
  border: 1px solid var(--line);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  color: var(--muted);
}

.footer-grid h4 {
  margin-bottom: 10px;
  color: var(--text);
}

.footer-bottom {
  text-align: center;
  margin-top: 28px;
  color: var(--muted);
  font-size: 13px;
}

.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 20;
}

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

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(5, 8, 20, 0.7);
  backdrop-filter: blur(4px);
}

.modal-card {
  position: relative;
  width: min(420px, 92%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
  display: grid;
  gap: 12px;
  z-index: 1;
}

.modal-card.wide {
  width: min(640px, 94%);
  max-height: 80vh;
  overflow: auto;
}

.payout-section {
  display: grid;
  gap: 12px;
}

.is-hidden {
  display: none;
}

.countdown {
  display: flex;
  justify-content: space-between;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.8);
  color: var(--muted);
}

.deposit-grid {
  display: grid;
  gap: 12px;
}

.deposit-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.7);
  align-items: center;
}

.deposit-item img {
  width: 120px;
  height: 120px;
  border-radius: 12px;
  background: #fff;
}

.modal-card label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

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

.modal-card input {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.8);
  color: var(--text);
}

.modal-card textarea {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.8);
  color: var(--text);
  resize: vertical;
}

.inline-field {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.inline-field input {
  flex: 1;
  min-width: 180px;
}

.sms-button {
  white-space: nowrap;
}

.unit-pill {
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.8);
  color: var(--text);
  font-weight: 600;
}

.value-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
}

.value-row strong {
  color: var(--text);
}

.loan-form input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  border: none;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
}

.form-message {
  text-align: center;
  color: var(--accent);
  min-height: 20px;
}

.page-hero {
  padding: 72px 0 40px;
}

.page-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
  color: var(--muted);
}

.page-card h3 {
  color: var(--text);
  margin-top: 0;
}

.inquiry-card {
  margin-top: 24px;
}

.inquiry-form {
  display: grid;
  gap: 16px;
}

.form-row {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.field {
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
}

.inquiry-form textarea {
  min-height: 220px;
}

.inquiry-form input,
.inquiry-form textarea {
  background: #ffffff;
  color: #0b0f1f;
  border: 1px solid rgba(11, 15, 31, 0.2);
}

.action-row {
  margin-top: 12px;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.admin-table th,
.admin-table td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

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

.inquiry-item {
  padding: 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(9, 12, 24, 0.6);
  display: grid;
  gap: 6px;
}

.inquiry-item strong {
  color: var(--text);
}

.admin-table th {
  color: var(--muted);
  font-weight: 600;
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.schedule-table th,
.schedule-table td {
  padding: 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  color: var(--muted);
}

.schedule-table th {
  color: var(--text);
}

.admin-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tag {
  display: inline-flex;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(108, 139, 255, 0.15);
  color: var(--accent);
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }
}

@media (max-width: 600px) {
  .header-inner {
    flex-wrap: wrap;
  }

  .hero {
    padding-top: 72px;
  }
}