:root {
  --bg: #0f1220;
  --panel: #171b2f;
  --text: #e8ecff;
  --muted: #9ea7c7;
  --line: #2b3355;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }

button {
  font-family: "Noto Sans KR", "Malgun Gothic", sans-serif;
}

body {
  font-family: "Noto Sans KR", "Malgun Gothic", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

body.landing-page {
  height: auto;
  overflow-x: hidden;
  overflow-y: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(11, 15, 28, 0.82);
  border-bottom: 1px solid rgba(79, 94, 146, 0.28);
}

.site-header-inner {
  position: relative;
  width: 100%;
  padding: 16px 48px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text);
  text-decoration: none;
  line-height: 1;
}

.brand-icon {
  display: block;
  width: 36px;
  height: 36px;
  flex: 0 0 auto;
}

.brand-wordmark {
  color: #f8fafc;
  font-family: "Manrope", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 20px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  transform: translateY(-2px);
}

.site-nav {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.site-header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.guest-header-shell {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 4px;
  border: 1px solid rgba(82, 98, 147, 0.48);
  border-radius: 999px;
  background: rgba(8, 12, 24, 0.42);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 12px 28px rgba(0, 0, 0, 0.16);
}

.account-chip {
  appearance: none;
  min-width: 0;
  height: 36px;
  padding: 0 12px 0 5px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 0;
  background: rgba(255, 255, 255, 0.04);
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.account-menu {
  position: absolute;
  z-index: 75;
  top: calc(100% + 9px);
  left: 0;
  width: min(280px, calc(100vw - 24px));
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--theme-border);
  border-radius: 14px;
  background: color-mix(in srgb, var(--theme-surface-solid) 97%, transparent);
  box-shadow: var(--theme-shadow);
  backdrop-filter: blur(18px);
}

.account-menu[hidden] {
  display: none;
}

.account-menu-email {
  margin: 0;
  padding: 7px 8px 9px;
  overflow: hidden;
  color: var(--theme-text-muted);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account-menu-action {
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--theme-border);
  border-radius: 10px;
  background: var(--theme-control);
  color: var(--theme-text-strong);
  font-size: 13px;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.account-menu-action:hover {
  background: var(--theme-control-hover);
}

.account-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #e8ecff;
  color: #0f1220;
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
}

.account-text {
  min-width: 0;
  display: grid;
  gap: 2px;
}

.account-label,
.credit-label {
  color: #8f9abb;
  font-family: "SF Pro Text", "Segoe UI", "Noto Sans KR", sans-serif;
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
  text-transform: uppercase;
}

.guest-id-badge {
  min-width: 0;
  max-width: 108px;
  overflow: hidden;
  color: #f4f7ff;
  font-family: "SF Pro Text", "Segoe UI", "Noto Sans KR", sans-serif;
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.credit-label {
  color: rgba(127, 165, 255, 0.72);
}

.credit-chip {
  --credit-progress: 0%;
  min-height: 36px;
  padding: 3px 12px 3px 6px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(127, 165, 255, 0.46);
  background: rgba(127, 165, 255, 0.08);
  color: #7fa5ff;
  box-shadow: inset 0 1px 0 rgba(127, 165, 255, 0.1);
}

.credit-progress {
  position: relative;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border-radius: 50%;
  background: conic-gradient(
    var(--theme-accent) var(--credit-progress),
    color-mix(in srgb, var(--theme-border-strong) 56%, transparent) 0
  );
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--theme-border) 70%, transparent);
}

.credit-progress::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: inherit;
  background: var(--theme-surface-solid);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--theme-border) 64%, transparent);
}

.credit-copy {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.credit-label {
  color: rgba(127, 165, 255, 0.72);
}

.credit-badge {
  min-width: 0;
  color: #dce7ff;
  font-family: "SF Pro Text", "Segoe UI", "Noto Sans KR", sans-serif;
  font-size: 13px;
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
}

.signup-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(6, 9, 18, 0.72);
  backdrop-filter: blur(12px);
}

.signup-modal-overlay.is-hidden {
  display: none;
}

.signup-modal {
  width: min(440px, 100%);
  border-radius: 18px;
  border: 1px solid rgba(76, 92, 145, 0.72);
  background: linear-gradient(180deg, rgba(20, 27, 49, 0.98), rgba(15, 20, 38, 0.98));
  box-shadow: 0 24px 56px rgba(3, 6, 16, 0.52);
  overflow: hidden;
}

.signup-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(73, 88, 136, 0.42);
}

.signup-modal-title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.signup-modal-close {
  height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(73, 88, 136, 0.58);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.signup-modal-body {
  display: grid;
  gap: 14px;
  padding: 20px;
}

.auth-modal-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 5px;
  padding: 4px;
  border-radius: 12px;
  background: var(--theme-surface-soft);
}

.auth-modal-tab {
  min-height: 36px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--theme-text-muted);
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.auth-modal-tab.is-active {
  background: var(--theme-surface-solid);
  color: var(--theme-text-strong);
  box-shadow: var(--theme-shadow-soft);
}

.signup-modal-lead,
.signup-modal-note {
  margin: 0;
}

.signup-modal-lead {
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}

.signup-modal-note {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.signup-modal-label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.signup-modal-label[hidden],
.auth-modal-link[hidden],
.auth-modal-secondary[hidden],
.header-waitlist-button[hidden] {
  display: none !important;
}

.signup-modal-input {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  border-radius: 12px;
  border: 1px solid rgba(76, 92, 145, 0.56);
  background: rgba(9, 13, 25, 0.92);
  color: var(--text);
}

.signup-modal-cta {
  width: 100%;
  height: 44px;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, #38A3FF 0%, #6D7DFF 52%, #A78BFA 100%);
  color: #0f1220;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.signup-modal-cta:disabled {
  cursor: default;
  opacity: 0.76;
}

.auth-modal-link {
  justify-self: end;
  margin-top: -5px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--theme-accent-text);
  font-size: 12px;
  font-weight: 750;
  cursor: pointer;
}

.auth-modal-secondary {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--theme-border-strong);
  border-radius: 12px;
  background: var(--theme-control);
  color: var(--theme-text-strong);
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.auth-modal-secondary:disabled,
.auth-modal-link:disabled {
  cursor: default;
  opacity: 0.65;
}

.signup-modal-status {
  min-height: 20px;
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

.signup-modal-status.is-success {
  color: #b9ffd9;
}

.signup-modal-status.is-error {
  color: #cdd9ff;
}

.site-nav-link {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  text-decoration: none;
  font-family: "Noto Sans KR", "Malgun Gothic", sans-serif;
  font-size: 14px;
  font-weight: 700;
  transition: color 120ms ease, background 120ms ease, border-color 120ms ease;
  border: 1px solid transparent;
  cursor: pointer;
}

.site-nav-link:hover,
.site-nav-link.is-active {
  color: #f8fbff;
  background: transparent;
  border-color: transparent;
}

.site-nav-menu {
  position: relative;
}

.site-nav-menu > summary {
  list-style: none;
}

.site-nav-menu > summary::-webkit-details-marker {
  display: none;
}

.site-nav-menu-trigger {
  gap: 7px;
}

.site-nav-menu-trigger svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 150ms ease;
}

.site-nav-menu[open] .site-nav-menu-trigger svg {
  transform: rotate(180deg);
}

.site-nav-menu-panel {
  position: absolute;
  z-index: 60;
  top: calc(100% + 10px);
  left: 50%;
  width: min(660px, calc(100vw - 32px));
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 6px;
  padding: 9px;
  max-height: min(70vh, calc(100vh - 130px));
  overflow-y: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--theme-border);
  border-radius: 18px;
  background: color-mix(in srgb, var(--theme-surface-solid) 96%, transparent);
  box-shadow: var(--theme-shadow);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
}

@media (min-width: 1180px) {
  .site-nav-menu-panel {
    width: min(980px, calc(100vw - 48px));
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.site-nav-menu-panel::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  width: 11px;
  height: 11px;
  border-top: 1px solid var(--theme-border);
  border-left: 1px solid var(--theme-border);
  background: var(--theme-surface-solid);
  transform: translateX(-50%) rotate(45deg);
}

.site-nav-menu-panel a {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 3px;
  padding: 13px 14px;
  border-radius: 12px;
  color: var(--theme-text);
  text-decoration: none;
  transition: background 130ms ease, color 130ms ease;
}

/* Use case 패널: Feature 패널과 별도 버튼으로 열리며 항목 수가 적어 2열을 유지한다. */
.site-nav-menu-panel--usecases {
  width: min(620px, calc(100vw - 32px));
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.site-nav-menu-panel a:hover,
.site-nav-menu-panel a:focus-visible {
  background: var(--theme-control-hover);
  outline: none;
}

.site-nav-menu-panel strong {
  color: var(--theme-text-strong);
  font-size: 13px;
  font-weight: 850;
  line-height: 1.35;
}

.site-nav-menu-panel span {
  color: var(--theme-text-muted);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.45;
}

.header-waitlist-button {
  appearance: none;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  color: #0f1220 !important;
  font-family: "Noto Sans KR", "Malgun Gothic", sans-serif;
  font-size: 14px;
  font-weight: 800;
  background: linear-gradient(135deg, #38A3FF 0%, #6D7DFF 52%, #A78BFA 100%) !important;
  border: 1px solid #7fa5ff !important;
  box-shadow: none !important;
  cursor: pointer;
  transition: color 120ms ease, background 120ms ease, border-color 120ms ease;
}

.site-header .header-waitlist-button {
  background: linear-gradient(135deg, #38A3FF 0%, #6D7DFF 52%, #A78BFA 100%) !important;
  border-color: #7fa5ff !important;
  box-shadow: none !important;
}

.header-waitlist-button:hover {
  color: #0f1220 !important;
  background: linear-gradient(135deg, #5AB5FF 0%, #8190FF 52%, #B79BFF 100%) !important;
  border-color: #a8c4ff !important;
}

.site-header .header-waitlist-button:hover {
  background: linear-gradient(135deg, #5AB5FF 0%, #8190FF 52%, #B79BFF 100%) !important;
  border-color: #a8c4ff !important;
}

.cookie-warning-banner {
  width: 100%;
  min-height: 52px;
  margin: 0;
  padding: 9px 28px;
  display: flex;
  align-items: center;
  gap: 11px;
  border: 0;
  border-top: 1px solid color-mix(in srgb, var(--theme-accent) 30%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--theme-accent) 38%, var(--theme-border));
  border-radius: 0;
  background:
    linear-gradient(105deg,
      color-mix(in srgb, #38a3ff 18%, var(--theme-surface-solid)),
      color-mix(in srgb, #6d7dff 14%, var(--theme-surface-solid)) 52%,
      color-mix(in srgb, #a78bfa 10%, var(--theme-surface-solid)));
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, #ffffff 18%, transparent),
    0 8px 24px color-mix(in srgb, var(--theme-accent) 10%, transparent);
}

.cookie-warning-icon {
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: var(--theme-accent-contrast);
  background: var(--theme-accent-gradient);
  box-shadow: 0 5px 14px color-mix(in srgb, var(--theme-accent) 25%, transparent);
}

.cookie-warning-icon svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cookie-warning-text {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  color: var(--theme-text-strong);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.45;
}

.cookie-warning-dismiss {
  flex: 0 0 auto;
  min-width: 64px;
  height: 34px;
  padding: 0 13px;
  border-radius: 10px;
  border: 1px solid var(--theme-border);
  background: color-mix(in srgb, var(--theme-surface-solid) 82%, transparent);
  color: var(--theme-text);
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--theme-text) 5%, transparent);
  transition: color 140ms ease, border-color 140ms ease, background 140ms ease, transform 140ms ease;
}

.cookie-warning-dismiss:hover {
  border-color: color-mix(in srgb, var(--theme-accent) 40%, var(--theme-border));
  background: var(--theme-control-hover);
  color: var(--theme-accent-text);
  transform: translateY(-1px);
}

.page-shell {
  flex: 1 1 auto;
  min-height: 0;
  height: 100%;
  padding: 16px 24px 20px;
}

.landing-page .page-shell {
  min-height: auto;
  height: auto;
}

.landing-shell {
  display: grid;
  gap: 96px;
  overflow: visible;
  padding-top: 48px;
  padding-bottom: 96px;
}

.editor-shell {
  display: grid;
  place-items: center;
  height: 100%;
  overflow: hidden;
}

.editor-shell,
.works-shell {
  overflow: hidden;
}

.page-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 12px;
  padding: 20px;
}

.page-title {
  margin: 0 0 8px;
  font-size: 28px;
}

.page-note {
  margin: 0;
  color: var(--muted);
}