/**
 * SteadyCap — HIG reskin of the 2.x shell and shared legacy components.
 * Sits in `@layer components` (above `legacy`), so it wins over 2.x CSS without !important
 * (except where 2.x renders inline styles: the profile sheets). Docs: DESIGN.md.
 */

@layer components {

/* ---------- Canvas + document scrolling (iOS) ---------- */
/* 2.x pinned body (overflow:hidden, 100dvh) and scrolled each absolutely-positioned .screen — iOS showed inner
   scrollbars, lost rubber-banding and fought the Safari toolbar. The document scrolls now. */

html,
body {
  height: auto;
  min-height: 100%;
  overflow-y: visible;
  background: var(--bg);
  color: var(--label);
  font-family: var(--font-ui);
  user-select: auto;
  -webkit-user-select: auto;
}

body::before,
html[data-theme="light"] body::before {
  display: none;
}

#app,
.cap-phone-shell {
  height: auto;
  min-height: 100dvh;
  max-width: none;
  overflow: visible;
  background: var(--bg);
  box-shadow: none;
  border: 0;
}

#screens {
  position: static;
  overflow: visible;
  min-height: 0;
}

.screen,
.screen.active {
  position: static;
  inset: auto;
  overflow: visible;
  -webkit-overflow-scrolling: auto;
  overscroll-behavior: auto;
  max-width: 1100px;
  margin: 0 auto;
  padding-bottom: calc(var(--tabbar-h) + 48px + env(safe-area-inset-bottom));
}

.screen.active {
  display: block;
}

/* ---------- Floating glass tab bar (<700px) ---------- */

#nav,
html[data-theme="light"] #nav,
body[data-cap-app="1"] #nav {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: max(14px, calc(env(safe-area-inset-bottom) + 6px));
  z-index: 40;
  height: var(--tabbar-h);
  padding: 0 6px;
  display: grid !important;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: center;
  border: 0;
  border-radius: 999px;
  background: var(--glass-material);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  backdrop-filter: saturate(180%) blur(24px);
  box-shadow: 0 0 0 0.5px var(--glass-border), 0 10px 30px rgba(0, 0, 0, 0.12);
}

.nav-tab {
  height: calc(var(--tabbar-h) - 10px);
  min-height: 48px;
  padding: 0 2px;
  gap: 2px;
  border-radius: 999px;
  color: var(--label-2);
  background: transparent;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  transform: none;
}

.nav-tab.active {
  color: var(--tint-text);
  background: var(--fill);
  transform: none;
}

.nav-tab .nav-icon,
.nav-tab.active .nav-icon {
  filter: none;
  height: 26px;
  display: flex;
  align-items: center;
}

.nav-tab svg {
  width: 24px;
  height: 24px;
  stroke-width: 1.75;
}

.nav-label {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
}

/* SOS keeps its signal colour */
.nav-sos,
.nav-sos.active {
  color: var(--danger);
}

.nav-sos::before,
.nav-sos::after {
  display: none;
}

/* ---------- Glass sidebar (≥700px; 2.x switched at 900px) ---------- */

@media (min-width: 700px) {
  .cap-desktop-shell {
    display: flex;
    width: 100%;
    max-width: none;
    min-height: 100dvh;
    margin: 0;
    box-shadow: none;
  }
  #cap-nav-sidebar {
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    align-self: flex-start;
    width: 248px;
    min-width: 248px;
    height: 100dvh;
    overflow-y: auto;
    padding: max(20px, env(safe-area-inset-top)) 12px 16px;
    border-right: 0.5px solid var(--separator);
    background: var(--glass-material);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    backdrop-filter: saturate(180%) blur(24px);
  }
  .cap-desktop-main {
    flex: 1;
    min-width: 0;
  }
  #nav,
  html[data-theme="light"] #nav,
  body[data-cap-app="1"] #nav {
    display: none !important;
  }
  .screen,
  .screen.active {
    padding: 0 24px 64px;
  }
}

.cap-sidebar-brand {
  padding: 0 12px 16px;
  font-family: var(--font-ui);
  font-size: var(--t-title3);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--label);
}

.cap-side-btn {
  min-height: var(--hit);
  padding: 0 12px;
  gap: 12px;
  border: 0;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--label);
  font-family: var(--font-ui);
  font-size: var(--t-body);
  font-weight: 400;
}

.cap-side-btn svg {
  width: 20px;
  height: 20px;
  color: var(--tint-text);
}

.cap-side-btn.on,
.cap-side-btn.active {
  background: var(--tint);
  color: var(--on-tint);
  font-weight: 600;
}

.cap-side-btn.on svg,
.cap-side-btn.active svg {
  color: var(--on-tint);
}

.cap-side-btn.nav-sos svg {
  color: var(--danger);
}

/* ---------- Type: large titles, sections ---------- */

.t-display,
.t-display--compact {
  font-family: var(--font-ui);
  font-size: var(--t-large);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--label);
}

.t-title,
.t-heading {
  font-family: var(--font-ui);
  letter-spacing: -0.02em;
}

.t-caption {
  font-size: var(--t-subhead);
  color: var(--label-2);
}

.today-simple__header,
.today-header,
.profile-header {
  padding: 16px var(--gutter) 4px;
}

.section-header {
  margin: 28px 0 10px;
  padding: 0 var(--gutter);
}

.section-title {
  font-size: var(--t-title3);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-transform: none;
  color: var(--label);
}

.section-link {
  min-height: var(--hit);
  padding: 0 4px;
  color: var(--tint-text);
  font-size: var(--t-subhead);
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
}

/* ---------- Surfaces ---------- */

.card,
html[data-theme="light"] .card,
.check-in-card,
.stat-cell,
.due-row,
.insight-card,
.profile-item-card {
  border: 0;
  border-radius: var(--r-lg);
  background: var(--surface);
  box-shadow: var(--shadow-1);
  color: var(--label);
}

.stat-val {
  font-family: var(--font-rounded);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: var(--t-caption);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--label-2);
}

/* Demo banner: one quiet line */
.today-demo-banner {
  margin: 8px var(--gutter) 0;
  padding: 6px 6px 6px 14px;
  border: 0;
  border-radius: var(--r-md);
  background: var(--surface);
  box-shadow: var(--shadow-1);
  color: var(--label-2);
  font-size: var(--t-footnote);
}

.today-demo-banner__btn {
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--fill);
  color: var(--tint-text);
  border: 0;
}

/* ---------- Buttons ---------- */

.btn,
.btn-primary,
.btn-secondary,
.btn-ghost,
.btn-danger {
  min-height: var(--hit);
  border-radius: var(--r-md);
  font-family: var(--font-ui);
  font-size: var(--t-headline);
  font-weight: 600;
  letter-spacing: -0.01em;
  box-shadow: none;
  text-shadow: none;
}

.btn-primary {
  min-height: 50px;
  background: var(--tint);
  color: var(--on-tint);
  border: 0;
}

.btn-secondary,
.btn-ghost,
.btn.btn-ghost {
  background: var(--fill);
  color: var(--label);
  border: 0;
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 0;
}

.due-row__sub,
.insight-mark,
.cat-chip {
  color: var(--label-2);
}

.cat-chip.active {
  color: var(--tint-text);
  border-color: var(--tint-text);
}

/* Knowledge: card is a container; open + bookmark are sibling controls (no nested interactive). */
.article-card {
  position: relative;
  cursor: default;
  padding: 0;
  display: flex;
  align-items: stretch;
}

.article-card-open {
  flex: 1;
  min-width: 0;
  margin: 0;
  padding: 18px 52px 18px 20px;
  text-align: left;
  background: transparent;
  border: 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
  border-radius: inherit;
}

.article-card-open:active {
  opacity: 0.92;
}

.article-card-bookmark {
  position: absolute;
  right: 8px;
  bottom: 8px;
  z-index: 1;
  font-size: 1rem;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  background: none;
  border: 0;
  color: inherit;
}

.due-btn {
  min-height: 36px;
  padding: 0 16px;
  border-radius: 999px;
  font-size: var(--t-subhead);
  position: relative;
}

.due-btn::after {
  content: "";
  position: absolute;
  inset: -4px 0;
}

/* Mood picker → segmented-style tiles */
.mood-btn {
  border: 0;
  border-radius: var(--r-md);
  background: var(--fill);
  color: var(--label);
  min-height: 64px;
}

.mood-btn.selected {
  background: var(--tint-soft);
  color: var(--tint-text);
  border: 0;
  box-shadow: inset 0 0 0 1.5px var(--tint);
}

.mood-label {
  font-size: var(--t-caption);
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
}

/* Habit filter pills, theme switch */
.cap-tab-bar {
  padding: 2px var(--gutter) 8px;
  gap: 8px;
  background: none;
  border: 0;
}

.cap-tab {
  min-height: 34px;
  padding: 0 14px;
  border: 0;
  border-radius: 999px;
  background: var(--fill);
  color: var(--label);
  font-size: var(--t-subhead);
  font-weight: 500;
  box-shadow: none;
  position: relative;
}

.cap-tab::after {
  content: "";
  position: absolute;
  inset: -5px 0;
}

.cap-tab.on,
.cap-tab.active {
  background: var(--label);
  color: var(--bg);
}

.theme-seg {
  gap: 2px;
  padding: 2px;
  border: 0;
  border-radius: 10px;
  background: var(--fill);
}

.theme-seg button {
  min-height: 36px;
  border-radius: 8px;
  color: var(--label);
  font: 500 var(--t-subhead) / 1 var(--font-ui);
}

.theme-seg button.on {
  background: var(--surface-elevated);
  color: var(--label);
  font-weight: 600;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1), 0 0 0 0.5px rgba(0, 0, 0, 0.04);
}

html[data-theme="dark"] .theme-seg button.on {
  background: var(--seg-thumb);
}

/* ---------- Fields ---------- */

.ob-input,
.ob-select,
.check-in-input,
.kb-input,
.ob-field input,
.ob-field select {
  min-height: var(--hit);
  border: 0;
  border-radius: var(--r-sm);
  background: var(--fill);
  color: var(--label);
  font-family: var(--font-ui);
  /* Beat 2.x 0.88–0.95rem field sizes (iOS zoom-on-focus if <16px). */
  font-size: max(16px, 1em);
}

.ob-input:focus,
.check-in-input:focus {
  border: 0;
  box-shadow: 0 0 0 3px var(--tint-soft);
  outline: none;
}

.ob-label,
.t-label {
  font-size: var(--t-footnote);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--label-2);
}

/* ---------- Sheets (profile modals render inline styles) ---------- */

#profile-modal > div {
  background: var(--scrim) !important;
}

#profile-modal > div > div {
  position: relative;
  max-width: 560px;
  margin: 0 auto;
  padding: 26px var(--gutter) max(24px, env(safe-area-inset-bottom)) !important;
  border-radius: 16px 16px 0 0 !important;
  background: var(--bg) !important;
  box-shadow: var(--shadow-3);
  overscroll-behavior: contain;
}

#profile-modal > div > div::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 50%;
  width: 36px;
  height: 5px;
  margin-left: -18px;
  border-radius: 999px;
  background: var(--label-4);
}

.sheet-bar {
  display: grid;
  grid-template-columns: minmax(72px, 1fr) auto minmax(72px, 1fr);
  align-items: center;
  min-height: 48px;
  margin: 0 -8px 12px;
}

.sheet-bar__cancel {
  justify-self: start;
  min-height: var(--hit);
  padding: 0 8px;
  border: 0;
  background: transparent;
  color: var(--tint-text);
  font: 400 var(--t-body) var(--font-ui);
}

.sheet-bar__title {
  font-size: var(--t-headline);
  font-weight: 600;
  text-align: center;
}

.habit-chip {
  width: 100%;
  font: inherit;
  text-align: center;
  cursor: pointer;
  border: 0;
  border-radius: var(--r-md);
  background: var(--surface);
  box-shadow: var(--shadow-1);
  color: var(--label);
}

.habit-chip-name {
  font-size: var(--t-footnote);
  font-weight: 500;
}

/* ---------- Toasts ---------- */

.toast {
  border: 0;
  border-radius: var(--r-md);
  background: var(--surface-elevated);
  color: var(--label);
  box-shadow: var(--shadow-3), 0 0 0 0.5px var(--glass-border);
}

/* Splash: system type */
.steady-splash__title {
  font-family: var(--font-ui);
  letter-spacing: -0.02em;
}

/* Hover only where a pointer can hover */
@media (hover: none) {
  .btn:hover,
  .card:hover,
  .cap-side-btn:hover,
  .nav-tab:hover,
  .habit-chip:hover,
  .mood-btn:hover {
    transform: none;
    box-shadow: var(--shadow-1);
  }
}

/* Article reader: full-height push view above the floating tab bar (it has its own back control) */
.reader-overlay {
  bottom: 0;
  z-index: 60;
  background: var(--bg);
  overscroll-behavior: contain;
  padding-bottom: max(24px, env(safe-area-inset-bottom));
}

.reader-overlay:not(.open) {
  visibility: hidden;
}

/* SOS flow sized itself to the old screen box — keep it full height now that the document scrolls */
#screen-emergency > div:first-child {
  min-height: calc(100dvh - var(--tabbar-h) - 32px - env(safe-area-inset-bottom));
}

} /* @layer components */