:root {
  --gz-bg: #ffffff;
  --gz-bg-soft: #f9fafb;
  --gz-surface: #ffffff;
  --gz-ink: #191f28;
  --gz-text: #333d4b;
  --gz-muted: #6b7684;
  --gz-line: #e5e8eb;
  --gz-line-strong: #d1d6db;
  --gz-accent: #3182f6;
  --gz-accent-hover: #1b64da;
  --gz-accent-pressed: #1552b8;
  --gz-accent-soft: #e8f3ff;
  --gz-danger: #b42318;
  --gz-danger-soft: #fff1f0;
  --gz-success: #087f5b;
  --gz-success-soft: #e9f8f2;
  --gz-radius-control: 10px;
  --gz-radius-card: 20px;
  --gz-shadow-card: 0 8px 32px rgb(25 31 40 / 7%);
  --gz-shadow-float: 0 20px 64px rgb(25 31 40 / 10%);
  --gz-ease: cubic-bezier(.22, 1, .36, 1);
  --gz-duration-fast: 180ms;
  --gz-duration-enter: 320ms;
  --gz-max: 1040px;
  --gz-font: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
    "Apple SD Gothic Neo", "Noto Sans KR", "Segoe UI", sans-serif;

  /* Compatibility aliases for the older page-specific layers. */
  --ink: var(--gz-ink);
  --muted: var(--gz-muted);
  --bg: var(--gz-bg-soft);
  --surface: var(--gz-surface);
  --surface-soft: var(--gz-bg-soft);
  --line: var(--gz-line);
  --line-strong: var(--gz-line-strong);
  --green: var(--gz-accent);
  --green-dark: var(--gz-accent-hover);
  --shadow: var(--gz-shadow-card);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  color: var(--gz-text);
  font-family: var(--gz-font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
[role="button"],
summary,
label[for],
select {
  cursor: pointer;
  touch-action: manipulation;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--gz-accent-hover);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 12px;
  z-index: 1000;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--gz-ink);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform var(--gz-duration-fast) ease-out;
}

.skip-link:focus {
  color: #fff;
  transform: translateY(0);
}

.gz-header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  min-height: 64px;
  padding: 0;
  border-bottom: 1px solid rgb(25 31 40 / 6%);
  background: rgb(255 255 255 / 92%);
  backdrop-filter: blur(14px);
}

.gz-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 48px, var(--gz-max));
  min-height: 64px;
  margin: 0 auto;
  gap: 24px;
}

.gz-brand {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--gz-ink);
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -.02em;
  text-decoration: none;
}

.gz-brand span {
  color: var(--gz-accent);
}

.gz-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.gz-nav a,
.gz-nav button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  border: 0;
  background: transparent;
  color: var(--gz-text);
  font-weight: 650;
  text-decoration: none;
  transition:
    color var(--gz-duration-fast) ease,
    background-color var(--gz-duration-fast) ease,
    box-shadow var(--gz-duration-fast) ease;
}

.gz-nav a:hover,
.gz-nav button:hover {
  color: var(--gz-accent-hover);
}

.gz-nav .gz-nav-primary {
  min-height: 44px;
  padding: 0 17px;
  border-radius: 8px;
  background: var(--gz-accent-hover);
  color: #fff;
}

.gz-nav .gz-nav-primary:hover {
  background: var(--gz-accent-pressed);
  color: #fff;
}

.gz-enter {
  animation: gz-enter var(--gz-duration-enter) var(--gz-ease) both;
}

.gz-card {
  border: 1px solid var(--gz-line);
  border-radius: var(--gz-radius-card);
  background: var(--gz-surface);
  box-shadow: var(--gz-shadow-card);
}

.gz-button-primary,
.workspace-save-button,
.onboarding-shell .button.primary {
  min-height: 48px;
  border: 0;
  border-radius: var(--gz-radius-control);
  background: var(--gz-accent-hover);
  color: #fff;
  font-weight: 750;
  transition:
    background-color var(--gz-duration-fast) ease,
    box-shadow var(--gz-duration-fast) ease,
    transform var(--gz-duration-fast) ease;
}

.gz-button-primary:hover,
.workspace-save-button:hover,
.onboarding-shell .button.primary:hover {
  background: var(--gz-accent-pressed);
  box-shadow: 0 10px 24px rgb(49 130 246 / 18%);
  transform: translateY(-1px);
}

.gz-button-primary:active,
.workspace-save-button:active,
.onboarding-shell .button.primary:active {
  transform: translateY(0);
}

.gz-button-primary:disabled,
.workspace-save-button:disabled,
.onboarding-shell .button:disabled {
  cursor: not-allowed;
  box-shadow: none;
  opacity: .48;
  transform: none;
}

/* Landing remains the visual source of truth. */
body:not(.onboarding-shell):not(.results-page):not(.workspace-page) .site-header {
  padding: 0;
}

body:not(.onboarding-shell):not(.results-page):not(.workspace-page) .header-inner {
  width: min(100% - 48px, var(--gz-max));
  padding: 0;
}

/* Onboarding: preserve the complex wizard, replace its visual shell. */
.onboarding-shell {
  background: var(--gz-bg-soft);
}

.onboarding-shell .onboarding-header-inner {
  width: min(100% - 48px, var(--gz-max));
  max-width: none;
  padding: 0;
}

.onboarding-shell .brand {
  color: var(--gz-ink);
  font-size: 21px;
}

.onboarding-shell .eyebrow {
  color: var(--gz-accent-hover);
}

.onboarding-shell .brand-dot {
  color: var(--gz-accent);
}

.onboarding-shell .onboarding-page {
  width: min(100% - 48px, 1160px);
}

.onboarding-shell .onboarding-intro h1,
.onboarding-shell .wizard-step h2 {
  color: var(--gz-ink);
}

.onboarding-shell .wizard-card,
.onboarding-shell .wizard-aside {
  border-color: var(--gz-line);
  box-shadow: var(--gz-shadow-card);
}

.onboarding-shell .wizard-progress-track span,
.onboarding-shell #profile-score-bar {
  background: var(--gz-accent);
}

.onboarding-shell .wizard-field input:focus,
.onboarding-shell .wizard-field select:focus,
.onboarding-shell .wizard-field textarea:focus {
  border-color: var(--gz-accent);
  box-shadow: 0 0 0 3px rgb(49 130 246 / 14%);
}

/* Results/auth: same blue trust language as landing. */
.results-page {
  background: var(--gz-bg-soft);
  color: var(--gz-ink);
}

.results-page .results-header {
  width: 100%;
  max-width: none;
  min-height: 64px;
  margin: 0 auto;
  padding-right: max(24px, calc((100% - var(--gz-max)) / 2));
  padding-left: max(24px, calc((100% - var(--gz-max)) / 2));
}

.results-page .results-main {
  width: min(100% - 48px, var(--gz-max));
}

.results-page .results-brand,
.results-page .results-eyebrow,
.results-page .result-section-kicker,
.results-page .results-scan-summary strong,
.results-page .results-restart,
.results-page .result-source-link,
.results-page .results-auth-link,
.results-page .results-auth-button,
.results-page .auth-text-button,
.results-page .auth-back {
  color: var(--gz-accent-hover);
}

.results-page .workspace-save {
  border-color: #c9ddfb;
  background: linear-gradient(135deg, #fff 0%, var(--gz-accent-soft) 100%);
  box-shadow: var(--gz-shadow-card);
}

.results-page .auth-card {
  border-color: var(--gz-line);
  box-shadow: var(--gz-shadow-float);
}

.results-page .workspace-save-actions input:focus-visible,
.results-page .auth-email-row input:focus-visible {
  outline-color: var(--gz-accent-hover);
}

.results-page .result-primary-action,
.results-page .feedback-save,
.results-page .feedback-chip[aria-pressed="true"] {
  border-color: var(--gz-accent-hover);
  background: var(--gz-accent-hover);
  color: #fff;
}

.results-page .workspace-save-button:focus-visible,
.results-page .workspace-save-actions input:focus-visible,
.results-page .auth-email-row input:focus-visible,
.results-page .auth-back:focus-visible,
.results-page .auth-text-button:focus-visible,
.results-page .results-auth-link:focus-visible,
.results-page .results-auth-button:focus-visible,
.results-page .feedback-chip:focus-visible,
.results-page .feedback-save:focus-visible,
.results-page .feedback-delete:focus-visible,
.results-page .feedback-reason textarea:focus-visible {
  outline-color: var(--gz-accent-hover);
}

.results-page .workspace-save-status {
  color: var(--gz-accent-hover);
}

.results-page .workspace-saved-link {
  color: var(--gz-accent-hover);
}

.results-page .workspace-save-status.is-error,
.results-page .results-error {
  color: var(--gz-danger);
}

@keyframes gz-enter {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 767px) {
  .gz-header-inner,
  .onboarding-shell .onboarding-header-inner,
  .results-page .results-main {
    width: min(100% - 32px, var(--gz-max));
  }

  .results-page .results-header {
    padding-right: 16px;
    padding-left: 16px;
  }

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

  .gz-nav {
    gap: 12px;
  }

  body:not(.onboarding-shell):not(.results-page):not(.workspace-page)
    .gz-nav a:not(.gz-nav-primary),
  .onboarding-shell .gz-nav a:first-child,
  .results-page .results-restart {
    display: none;
  }

  .onboarding-shell .onboarding-page {
    width: min(100% - 28px, 1160px);
  }
}

@media (min-width: 1024px) {
  .gz-header-inner,
  .onboarding-shell .onboarding-header-inner,
  .results-page .results-header {
    min-height: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }

  .gz-enter {
    animation: none;
  }
}