/*
 * Design-system component classes — a CSS port of the mockup's inline styles.
 * Every value references a token from tokens/*.css.
 */

/* ---- Buttons ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-sans); font-weight: var(--weight-semibold);
  font-size: var(--font-size-body-sm); line-height: 1;
  height: 44px; padding: 0 18px;
  border: 1px solid transparent; border-radius: var(--radius-sm);
  cursor: pointer; text-decoration: none; white-space: nowrap;
  transition: background var(--duration-fast) var(--ease-standard),
              color var(--duration-fast) var(--ease-standard),
              border-color var(--duration-fast) var(--ease-standard);
}
.btn:disabled, .btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }
.btn-sm { height: 38px; padding: 0 14px; font-size: var(--font-size-caption); }
.btn-lg { height: 50px; padding: 0 24px; font-size: var(--font-size-body); }

.btn-primary { background: var(--color-accent); color: var(--color-text-on-accent); }
.btn-primary:hover { background: var(--color-accent-hover); color: #fff; }
.btn-primary:active { background: var(--color-accent-active); }

.btn-secondary { background: var(--color-bg-surface); color: var(--color-text-primary); border-color: var(--color-border-default); }
.btn-secondary:hover { background: var(--color-bg-muted); color: var(--color-text-primary); }

.btn-ghost { background: transparent; color: var(--color-text-secondary); }
.btn-ghost:hover { background: var(--color-bg-muted); color: var(--color-text-primary); }

.btn-inverse { background: var(--color-bg-inverse); color: var(--color-text-on-inverse); }
.btn-inverse:hover { background: var(--color-bg-inverse-hover); color: #fff; }

.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger:hover { filter: brightness(1.08); color: #fff; }

/* ---- Form controls ------------------------------------------------------ */
.field { display: flex; flex-direction: column; gap: 6px; }
.label {
  font-size: var(--font-size-caption); font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
}
.input, .select, .textarea {
  font-family: var(--font-sans); font-size: var(--font-size-body);
  color: var(--color-text-primary); background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default); border-radius: var(--radius-sm);
  padding: 10px 12px; width: 100%;
  transition: border-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
}
/* Match .btn's 44px so a control and a button on the same row share a
   baseline. Without this they differ by ~2px wherever they sit side by side. */
.input, .select { height: 44px; }
.input-sm, .select-sm { height: 38px; padding: 6px 10px; font-size: var(--font-size-body-sm); }
.textarea { min-height: 110px; resize: vertical; line-height: var(--leading-normal); }
.input:focus, .select:focus, .textarea:focus {
  outline: none; border-color: var(--color-border-focus); box-shadow: var(--focus-ring);
}
.input::placeholder, .textarea::placeholder { color: var(--color-text-disabled); }
.field-hint { font-size: var(--font-size-caption); color: var(--color-text-secondary); }
.field-error { font-size: var(--font-size-caption); color: var(--color-danger); }

/* ---- Tags & pills ------------------------------------------------------- */
.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: var(--radius-pill);
  font-size: var(--font-size-label); font-weight: var(--weight-semibold);
  background: var(--color-bg-muted); color: var(--color-text-secondary);
}

/* ---- Cards & sections --------------------------------------------------- */
.card { background: var(--color-bg-surface); border: 1px solid var(--color-border-subtle); border-radius: var(--radius-md); }
.card-pad { padding: 24px; }
.section-title { font-size: var(--font-size-h4); font-weight: var(--weight-bold); color: var(--color-text-primary); }

/* ---- Data table --------------------------------------------------------- */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left; padding: 12px 16px;
  font-size: var(--font-size-label); font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-label); text-transform: uppercase;
  color: var(--color-text-secondary); border-bottom: 1px solid var(--color-border-subtle);
}
.data-table td { padding: 14px 16px; border-bottom: 1px solid var(--color-border-subtle); font-size: var(--font-size-body-sm); }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr { transition: background var(--duration-fast) var(--ease-standard); }
.data-table tbody tr:hover { background: color-mix(in oklch, var(--color-bg-muted) 45%, white); }

/* ---- Filter bar --------------------------------------------------------- */
/* Replaces the inline `style:` that was passed to form_with on every index
   page — Rails silently drops that option, so those bars rendered with no
   flex and no gap at all. */
.filter-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}
.filter-bar .filter-search { position: relative; flex: 1; min-width: 240px; }
.filter-bar .filter-search .input { padding-left: 36px; }
.filter-bar .filter-icon {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--color-text-secondary); display: inline-flex; pointer-events: none;
}
.filter-bar .select { width: auto; min-width: 170px; }
.filter-bar--end { margin-left: auto; }

/* Constrains a form to a comfortable reading width. */
.form-narrow { max-width: 820px; }
.form-narrow--sm { max-width: 640px; }

/* ---- Page header -------------------------------------------------------- */
/* `center`, not `flex-start`: the action button was floating to the top of a
   two-line title block. */
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 32px; }
.page-title { font-size: var(--font-size-h2); font-weight: var(--weight-bold); color: var(--color-text-primary); letter-spacing: var(--tracking-tight); }
.page-sub { font-size: var(--font-size-body); color: var(--color-text-secondary); margin-top: 6px; }

/* ---- Flash / toast ------------------------------------------------------ */
.toast {
  background: var(--color-bg-inverse); color: var(--color-text-on-inverse);
  padding: 12px 18px; border-radius: var(--radius-sm); box-shadow: var(--shadow-md);
  font-size: var(--font-size-body-sm); max-width: 360px;
}
.toast-success { background: var(--color-success); color: #fff; }
.toast-danger  { background: var(--color-danger); color: #fff; }

/* ---- Segmented tabs ----------------------------------------------------- */
.tabs { display: inline-flex; gap: 4px; background: var(--color-bg-muted); padding: 4px; border-radius: var(--radius-md); }
.tab { padding: 8px 16px; border-radius: var(--radius-sm); font-size: var(--font-size-body-sm); font-weight: var(--weight-semibold); color: var(--color-text-secondary); text-decoration: none; }
.tab.is-active { background: var(--color-bg-surface); color: var(--color-text-primary); box-shadow: var(--shadow-xs); }

/* ---- Settings ----------------------------------------------------------- */
.settings-stack { max-width: 860px; display: flex; flex-direction: column; gap: var(--space-6); }
.settings-form { display: flex; flex-direction: column; gap: var(--space-4); align-items: stretch; }
/* A submit in a flex column stretches to full width otherwise. */
.settings-form > input[type="submit"], .settings-form > .btn { align-self: flex-start; }
.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-4);
}
.settings-subhead {
  font-size: var(--font-size-label);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border-subtle);
}