/* ============================================================
   Material 3 components
   ============================================================ */

/* ===== Top app bar ===== */
.appbar {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 64px;
  padding: 0 4px 0 4px;
  background: var(--md-surface);
  position: sticky;
  top: 0;
  z-index: 20;
}
.appbar.center-aligned { justify-content: center; }
.appbar .title { font: 500 22px/28px var(--font-display); flex: 1; padding: 0 12px; }
.appbar .icon-btn { margin: 0 4px; }
.appbar.scrolled { background: var(--md-surface-container); }

/* ===== Icon button ===== */
.icon-btn {
  width: 40px; height: 40px;
  border-radius: var(--shape-full);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--md-on-surface-variant);
  position: relative;
  transition: background var(--dur-2) var(--ease-standard);
}
.icon-btn:hover { background: color-mix(in oklab, var(--md-on-surface) 8%, transparent); }
.icon-btn:active { background: color-mix(in oklab, var(--md-on-surface) 12%, transparent); }
.icon-btn.filled {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}
.icon-btn.filled.primary {
  background: var(--md-primary);
  color: var(--md-on-primary);
}
.icon-btn .ico { width: 24px; height: 24px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 24px;
  border-radius: var(--shape-full);
  font: 500 14px/20px var(--font-body); letter-spacing: .1px;
  transition: background var(--dur-2) var(--ease-standard), box-shadow var(--dur-2) var(--ease-standard);
  position: relative; overflow: hidden;
}
.btn .ico { width: 18px; height: 18px; }
.btn.filled { background: var(--md-primary); color: var(--md-on-primary); }
.btn.filled:hover { box-shadow: var(--elev-1); }
.btn.tonal { background: var(--md-secondary-container); color: var(--md-on-secondary-container); }
.btn.outlined { background: transparent; color: var(--md-primary); box-shadow: inset 0 0 0 1px var(--md-outline); }
.btn.text { background: transparent; color: var(--md-primary); padding: 0 12px; }
.btn.elev { background: var(--md-surface-container-low); color: var(--md-primary); box-shadow: var(--elev-1); }
.btn:active { transform: scale(.98); }

/* ===== FAB ===== */
.fab {
  height: 56px; min-width: 56px;
  padding: 0 16px;
  border-radius: var(--shape-lg);
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  box-shadow: var(--elev-3);
  transition: transform var(--dur-2) var(--ease-spring), box-shadow var(--dur-2) var(--ease-standard);
}
.fab .ico { width: 24px; height: 24px; }
.fab.extended { padding: 0 20px 0 16px; }
.fab.small { height: 40px; min-width: 40px; border-radius: var(--shape-md); }
.fab.large { height: 96px; min-width: 96px; border-radius: var(--shape-xl); }
.fab.primary { background: var(--md-primary); color: var(--md-on-primary); }
.fab.surface { background: var(--md-surface-container-high); color: var(--md-primary); }
.fab.gemini {
  background: var(--gemini-gradient);
  color: white;
  position: relative;
}
.fab:hover { box-shadow: var(--elev-4); transform: translateY(-1px); }
.fab:active { transform: scale(.95); }

/* ===== Card ===== */
.card {
  background: var(--md-surface-container-low);
  border-radius: var(--shape-lg);
  padding: 16px;
  color: var(--md-on-surface);
}
.card.elev { background: var(--md-surface-container-low); box-shadow: var(--elev-1); }
.card.filled { background: var(--md-surface-container-highest); }
.card.outlined { background: var(--md-surface); box-shadow: inset 0 0 0 1px var(--md-outline-variant); }

/* ===== Chip ===== */
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  height: 32px;
  padding: 0 12px;
  border-radius: var(--shape-sm);
  background: var(--md-surface-container-low);
  color: var(--md-on-surface-variant);
  font: 500 14px/20px var(--font-body); letter-spacing: .1px;
  box-shadow: inset 0 0 0 1px var(--md-outline-variant);
  transition: background var(--dur-2);
  white-space: nowrap;
}
.chip .ico { width: 18px; height: 18px; }
.chip.selected {
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
  box-shadow: none;
}
.chip.assist { background: transparent; }
.chip.filter:hover { background: color-mix(in oklab, var(--md-on-surface) 8%, transparent); }

/* ===== Search bar (M3 docked search) ===== */
.searchbar {
  display: flex; align-items: center; gap: 6px;
  height: 56px;
  padding: 0 4px 0 16px;
  border-radius: var(--shape-full);
  background: var(--md-surface-container-high);
  color: var(--md-on-surface);
  box-shadow: var(--elev-1);
}
.searchbar input {
  flex: 1;
  border: 0; background: transparent;
  font: 400 16px/24px var(--font-body);
  outline: none;
  color: var(--md-on-surface);
}
.searchbar input::placeholder { color: var(--md-on-surface-variant); }
.searchbar .leading { width: 28px; height: 28px; color: var(--md-on-surface-variant); flex: 0 0 auto; }
.searchbar .trailing { display: flex; gap: 2px; }

/* ===== Bottom navigation ===== */
.bottomnav {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  height: 80px;
  background: var(--md-surface-container);
  padding: 12px 8px 16px;
  gap: 4px;
  position: sticky;
  bottom: 0;
  z-index: 20;
}
.navitem {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  color: var(--md-on-surface-variant);
  border-radius: var(--shape-md);
  padding: 4px;
  transition: color var(--dur-2);
  position: relative;
}
.navitem .pill {
  width: 64px; height: 32px;
  border-radius: var(--shape-full);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--dur-3) var(--ease-emph);
}
.navitem .ico { width: 24px; height: 24px; }
.navitem .label { font: 500 12px/16px var(--font-body); letter-spacing: .5px; }
.navitem.active { color: var(--md-on-secondary-container); }
.navitem.active .pill { background: var(--md-secondary-container); }
.navitem.active .label { color: var(--md-on-surface); }

/* ===== List items ===== */
.list { display: flex; flex-direction: column; }
.list-item {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 16px;
  min-height: 72px;
  border-radius: var(--shape-md);
  transition: background var(--dur-2);
}
.list-item:hover { background: color-mix(in oklab, var(--md-on-surface) 4%, transparent); }
.list-item .leading {
  width: 48px; height: 48px;
  border-radius: var(--shape-md);
  display: flex; align-items: center; justify-content: center;
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
  flex: 0 0 auto;
}
.list-item .leading.gemini { background: var(--gemini-gradient); color: white; }
.list-item .text { flex: 1; min-width: 0; }
.list-item .text .headline { font: 500 16px/24px var(--font-body); color: var(--md-on-surface); }
.list-item .text .supporting { font: 400 14px/20px var(--font-body); color: var(--md-on-surface-variant); }
.list-item .trailing { color: var(--md-on-surface-variant); font: 500 14px/20px var(--font-body); text-align: right; }

/* ===== Status dots ===== */
.dot { width: 8px; height: 8px; border-radius: 999px; display: inline-block; }
.dot.ok { background: var(--status-ok); }
.dot.low { background: var(--status-low); }
.dot.empty { background: var(--status-empty); }
.dot.inactive { background: var(--status-inactive); }

/* ===== Progress (linear) ===== */
.progress {
  height: 4px;
  background: var(--md-surface-container-high);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}
.progress > .fill {
  height: 100%;
  background: var(--md-primary);
  border-radius: 999px;
  transition: width var(--dur-5) var(--ease-emph);
}
.progress.ok > .fill { background: var(--status-ok); }
.progress.low > .fill { background: var(--status-low); }
.progress.empty > .fill { background: var(--status-empty); }

/* ===== Text field (M3 filled) ===== */
.tf {
  position: relative;
  background: var(--md-surface-container-highest);
  border-radius: var(--shape-sm) var(--shape-sm) 0 0;
  padding: 8px 16px 8px;
  border-bottom: 1px solid var(--md-on-surface-variant);
}
.tf:focus-within { border-bottom: 2px solid var(--md-primary); padding-bottom: 7px; }
.tf .label {
  font: 400 12px/16px var(--font-body);
  color: var(--md-on-surface-variant);
}
.tf:focus-within .label { color: var(--md-primary); }
.tf input, .tf select, .tf textarea {
  width: 100%;
  border: 0; background: transparent;
  font: 400 16px/24px var(--font-body);
  outline: none;
  color: var(--md-on-surface);
}

/* ===== AI/Gemini accent helpers ===== */
.gemini-text {
  background: var(--gemini-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 600;
}
.gemini-border {
  position: relative;
  background: var(--md-surface-container-low);
  border-radius: var(--shape-lg);
}
.gemini-border::before {
  content: "";
  position: absolute; inset: -1.5px;
  border-radius: calc(var(--shape-lg) + 1.5px);
  background: var(--gemini-gradient);
  z-index: -1;
}

/* Section header */
.section-h {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 8px 8px;
}
.section-h .title { font: 500 14px/20px var(--font-body); color: var(--md-on-surface-variant); letter-spacing: .1px; text-transform: uppercase; }

/* Divider */
.divider { height: 1px; background: var(--md-outline-variant); margin: 8px 0; }

/* Badge */
.badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 16px; height: 16px; padding: 0 4px;
  border-radius: 8px;
  background: var(--md-error);
  color: var(--md-on-error);
  font: 500 11px/16px var(--font-body);
}