/* vh48 — shared styles for click-through mockups */

:root {
  --vh48-bg: #fafafa;
  --vh48-surface: #ffffff;
  --vh48-border: #e8e8e8;
  --vh48-ink: #1a1a1a;
  --vh48-muted: #6e6e6e;
  --vh48-primary: #f26522;
  --vh48-primary-h: #d94f0a;
  --vh48-primary-l: #fef0e8;
  --vh48-secondary: #6b4eff;
  --vh48-secondary-h: #5036e0;
  --vh48-secondary-l: #f0edff;
  --vh48-radius-sm: 8px;
  --vh48-radius-md: 12px;
  --vh48-radius-lg: 24px;
  --vh48-radius-pill: 999px;
  --vh48-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --vh48-font: "Onest", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --vh48-font-display: "Geologica", var(--vh48-font);
  --vh48-duration: 0.22s;
  --vh48-ease: cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--vh48-font);
  background: var(--vh48-bg);
  color: var(--vh48-ink);
  min-height: 100dvh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--vh48-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ── Frame (mobile-first phone chrome) ── */

.mockup-frame {
  width: 100%;
  max-width: 420px;
  min-height: min(780px, 100dvh);
  margin: 0 auto;
  background: var(--vh48-surface);
  border: 1px solid var(--vh48-border);
  border-radius: var(--vh48-radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--vh48-shadow);
}

.mockup-frame--wide {
  max-width: 960px;
}

.mockup-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--vh48-border);
  background: var(--vh48-surface);
  position: sticky;
  top: 0;
  z-index: 10;
}

.mockup-title {
  font-size: 15px;
  font-weight: 600;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mockup-badge {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--vh48-radius-pill);
  background: var(--vh48-primary-l);
  color: var(--vh48-primary);
}

.mockup-screens {
  flex: 1;
  position: relative;
}

/* ── Screen routing ── */

.screen {
  display: none;
  flex-direction: column;
  gap: 16px;
  padding: 24px 20px 32px;
  min-height: 100%;
  animation: vh48FadeIn var(--vh48-duration) var(--vh48-ease);
}

.screen.active {
  display: flex;
}

@keyframes vh48FadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.screen-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--vh48-muted);
}

.screen h2 {
  font-family: var(--vh48-font-display);
  font-size: clamp(1.35rem, 4vw, 1.75rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.screen p {
  color: var(--vh48-muted);
  font-size: 15px;
}

.screen-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: auto;
  padding-top: 8px;
}

/* ── Controls ── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 20px;
  border-radius: var(--vh48-radius-md);
  border: 1.5px solid var(--vh48-border);
  background: var(--vh48-surface);
  color: var(--vh48-ink);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color var(--vh48-duration), background var(--vh48-duration),
    color var(--vh48-duration), transform var(--vh48-duration);
  text-decoration: none;
}

.btn:hover:not(:disabled) {
  border-color: var(--vh48-primary);
}

.btn:active:not(:disabled) {
  transform: scale(0.98);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn--primary {
  background: var(--vh48-primary);
  border-color: var(--vh48-primary);
  color: #fff;
}

.btn--primary:hover:not(:disabled) {
  background: var(--vh48-primary-h);
  border-color: var(--vh48-primary-h);
}

.btn--secondary {
  background: var(--vh48-secondary);
  border-color: var(--vh48-secondary);
  color: #fff;
}

.btn--secondary:hover:not(:disabled) {
  background: var(--vh48-secondary-h);
  border-color: var(--vh48-secondary-h);
}

.btn--ghost {
  background: transparent;
  border-color: transparent;
  color: var(--vh48-primary);
}

.btn--ghost:hover:not(:disabled) {
  background: var(--vh48-primary-l);
  border-color: transparent;
}

.btn--block {
  width: 100%;
}

.back-btn {
  background: none;
  border: none;
  color: var(--vh48-primary);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: var(--vh48-radius-sm);
  min-width: 36px;
  min-height: 36px;
}

.back-btn:hover {
  background: var(--vh48-primary-l);
}

.back-btn[hidden] {
  visibility: hidden;
  pointer-events: none;
}

/* ── Lists & cards ── */

.list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--vh48-bg);
  border: 1.5px solid var(--vh48-border);
  border-radius: var(--vh48-radius-md);
  cursor: pointer;
  transition: border-color var(--vh48-duration), box-shadow var(--vh48-duration);
  text-align: left;
  width: 100%;
}

.list-item:hover {
  border-color: var(--vh48-primary);
  box-shadow: 0 2px 12px rgba(242, 101, 34, 0.08);
}

.list-item__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--vh48-radius-sm);
  display: grid;
  place-items: center;
  font-size: 18px;
  background: var(--vh48-primary-l);
  color: var(--vh48-primary);
  flex-shrink: 0;
}

.list-item__body {
  flex: 1;
  min-width: 0;
}

.list-item__title {
  font-weight: 600;
  font-size: 14px;
}

.list-item__meta {
  font-size: 12px;
  color: var(--vh48-muted);
  margin-top: 2px;
}

.card {
  padding: 18px;
  background: var(--vh48-bg);
  border: 1.5px solid var(--vh48-border);
  border-radius: var(--vh48-radius-md);
}

.card--highlight {
  background: var(--vh48-primary-l);
  border-color: rgba(242, 101, 34, 0.25);
}

/* ── Forms ── */

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--vh48-muted);
}

.field input,
.field textarea,
.field select {
  padding: 12px 14px;
  background: var(--vh48-surface);
  border: 1.5px solid var(--vh48-border);
  border-radius: var(--vh48-radius-md);
  font-size: 14px;
  transition: border-color var(--vh48-duration), box-shadow var(--vh48-duration);
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--vh48-secondary);
  box-shadow: 0 0 0 3px var(--vh48-secondary-l);
}

.field textarea {
  min-height: 100px;
  resize: vertical;
}

/* ── Tabs (data-toggle-group) ── */

.tab-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tab {
  min-height: 40px;
  padding: 0 16px;
  border-radius: var(--vh48-radius-md);
  border: 1.5px solid var(--vh48-border);
  background: var(--vh48-surface);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  color: var(--vh48-muted);
  transition: all var(--vh48-duration);
}

.tab.active {
  background: var(--vh48-primary);
  border-color: var(--vh48-primary);
  color: #fff;
}

.tab-panel {
  display: none;
}

.tab-panel.visible {
  display: block;
  animation: vh48FadeIn var(--vh48-duration) var(--vh48-ease);
}

/* ── Bottom nav ── */

.bottom-nav {
  display: flex;
  border-top: 1px solid var(--vh48-border);
  background: var(--vh48-surface);
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
}

.bottom-nav button {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 4px;
  border: none;
  background: none;
  font-size: 11px;
  font-weight: 600;
  color: var(--vh48-muted);
  cursor: pointer;
  border-radius: var(--vh48-radius-sm);
}

.bottom-nav button.active {
  color: var(--vh48-primary);
  background: var(--vh48-primary-l);
}

.bottom-nav__icon {
  font-size: 18px;
  line-height: 1;
}

/* ── Progress ── */

.progress {
  height: 6px;
  background: var(--vh48-border);
  border-radius: var(--vh48-radius-pill);
  overflow: hidden;
}

.progress__bar {
  height: 100%;
  background: var(--vh48-primary);
  border-radius: inherit;
  transition: width var(--vh48-duration) var(--vh48-ease);
}

/* ── Catalog page (root index.html) ── */

.catalog {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}

.catalog__hero {
  margin-bottom: 32px;
}

.catalog__eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vh48-primary);
  margin-bottom: 12px;
}

.catalog__title {
  font-family: var(--vh48-font-display);
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.catalog__desc {
  color: var(--vh48-muted);
  font-size: 16px;
  max-width: 52ch;
}

.catalog__grid {
  display: grid;
  gap: 12px;
}

.catalog__card {
  display: block;
  padding: 20px;
  background: var(--vh48-surface);
  border: 1.5px solid var(--vh48-border);
  border-radius: var(--vh48-radius-md);
  color: inherit;
  text-decoration: none;
  transition: border-color var(--vh48-duration), box-shadow var(--vh48-duration);
}

.catalog__card:hover {
  border-color: var(--vh48-primary);
  box-shadow: var(--vh48-shadow);
  text-decoration: none;
}

.catalog__card-title {
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 4px;
}

.catalog__card-meta {
  font-size: 13px;
  color: var(--vh48-muted);
}