/* ============================================================
   Simpra Design System — Component styles
   Atoms + Molecules used in UI Kits and preview cards.
   Depends on colors_and_type.css
   ============================================================ */

/* -------- BUTTON -------- */
.sds-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--sds-font-ui); font-weight: 500;
  border-radius: var(--sds-radius-interactive);
  border: 1px solid transparent;
  cursor: pointer; user-select: none; white-space: nowrap;
  transition: background var(--sds-motion-fast) var(--sds-ease-out),
              color var(--sds-motion-fast) var(--sds-ease-out),
              border-color var(--sds-motion-fast) var(--sds-ease-out),
              box-shadow var(--sds-motion-fast) var(--sds-ease-out);
}
.sds-btn:disabled, .sds-btn[aria-disabled="true"] { opacity: 0.4; cursor: not-allowed; }

/* Sizes */
.sds-btn--xxs { height: 24px; padding: 0 8px;  font-size: 12px; line-height: 16px; }
.sds-btn--xs  { height: 28px; padding: 0 10px; font-size: 12px; line-height: 16px; }
.sds-btn--sm  { height: 32px; padding: 0 12px; font-size: 14px; line-height: 20px; }
.sds-btn--md  { height: 36px; padding: 0 14px; font-size: 14px; line-height: 20px; }
.sds-btn--lg  { height: 40px; padding: 0 16px; font-size: 16px; line-height: 24px; }

/* Types */
.sds-btn--primary {
  background: var(--sds-color-brand-500);
  color: var(--sds-color-brand-fg);
  box-shadow: var(--sds-shadow-sm);
}
.sds-btn--primary:hover:not(:disabled) { background: var(--sds-color-brand-600); }

.sds-btn--secondary {
  background: #fff; color: var(--sds-color-text-neutral-700);
  border-color: var(--sds-color-surface-neutral-200);
  box-shadow: var(--sds-shadow-sm);
}
.sds-btn--secondary:hover:not(:disabled) { background: var(--sds-color-surface-neutral-50); }

.sds-btn--subtle {
  background: transparent; color: var(--sds-color-text-neutral-600);
}
.sds-btn--subtle:hover:not(:disabled) { background: var(--sds-color-surface-neutral-100); color: var(--sds-color-text-neutral-700); }

.sds-btn--destructive {
  background: var(--sds-color-error-red); color: #fff; box-shadow: var(--sds-shadow-sm);
}
.sds-btn--destructive:hover:not(:disabled) { background: var(--sds-red-600); }

.sds-btn--ai {
  background: #fff; color: var(--sds-neutral-900);
  border: 1px solid transparent;
  background-image:
    linear-gradient(#fff, #fff),
    linear-gradient(90deg, #8B5CF6 0%, #EC4899 50%, #F59E0B 100%);
  background-origin: border-box; background-clip: padding-box, border-box;
  box-shadow: var(--sds-shadow-sm);
}
.sds-btn--ai:hover { color: var(--sds-neutral-900); background-image: linear-gradient(var(--sds-color-surface-neutral-50), var(--sds-color-surface-neutral-50)), linear-gradient(90deg, #8B5CF6, #EC4899, #F59E0B); }

/* Icon-only */
.sds-btn--icon { padding: 0; width: 36px; }
.sds-btn--icon.sds-btn--sm { width: 32px; }
.sds-btn--icon.sds-btn--lg { width: 40px; }

/* -------- INPUT -------- */
.sds-input {
  height: 36px; width: 100%;
  padding: 8px 12px; font: 400 14px/20px var(--sds-font-ui);
  color: var(--sds-color-text-neutral-700);
  background: var(--sds-color-surface-neutral-25);
  border: 1px solid var(--sds-color-surface-neutral-300);
  border-radius: var(--sds-radius-interactive);
  outline: none; transition: border-color var(--sds-motion-default) var(--sds-ease-in-out),
    box-shadow var(--sds-motion-default) var(--sds-ease-in-out);
}
.sds-input::placeholder { color: var(--sds-color-text-neutral-400); }
.sds-input:hover:not(:disabled):not(:focus) { border-color: var(--sds-color-text-neutral-400); }
.sds-input:focus { border-color: var(--sds-color-brand-500);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--sds-color-brand-500) 25%, transparent); }
.sds-input[aria-invalid="true"] { border-color: var(--sds-color-error-red);
  box-shadow: 0 0 0 2px rgba(239,68,68,0.15); }
.sds-input:disabled { background: var(--sds-color-surface-neutral-100); opacity: 0.6; cursor: not-allowed; }

.sds-input-wrap { position: relative; display: flex; align-items: center; }
.sds-input-wrap .sds-input { padding-left: 36px; }
.sds-input-wrap .sds-input-icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
  color: var(--sds-color-text-neutral-400); pointer-events: none; display: flex; }

.sds-label { display: block; font: 500 14px/20px var(--sds-font-ui);
  color: var(--sds-color-text-neutral-700); margin-bottom: 6px; }
.sds-help  { font: 400 12px/16px var(--sds-font-ui); color: var(--sds-color-text-neutral-500); margin-top: 6px; }
.sds-error { font: 400 12px/16px var(--sds-font-ui); color: var(--sds-color-error-red); margin-top: 6px; }

/* -------- CHECKBOX -------- */
.sds-checkbox { width: 16px; height: 16px; border-radius: var(--sds-radius-checkbox);
  border: 1.5px solid var(--sds-color-surface-neutral-300); background: #fff;
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
  transition: all var(--sds-motion-fast) var(--sds-ease-out); appearance: none; margin: 0; flex-shrink: 0; }
.sds-checkbox:checked { background: var(--sds-color-brand-500); border-color: var(--sds-color-brand-500); }
.sds-checkbox:checked::after { content: ""; width: 10px; height: 10px;
  background-color: var(--sds-color-brand-fg);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'><path fill='none' stroke='currentColor' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' d='M5 10.5l3.5 3.5L15 7'/></svg>") center/contain no-repeat;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'><path fill='none' stroke='currentColor' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' d='M5 10.5l3.5 3.5L15 7'/></svg>") center/contain no-repeat;
}

/* -------- RADIO -------- */
.sds-radio { width: 16px; height: 16px; border-radius: 50%;
  border: 1.5px solid var(--sds-color-surface-neutral-300); background: #fff;
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
  appearance: none; margin: 0; flex-shrink: 0;
  transition: border-color var(--sds-motion-fast) var(--sds-ease-out); }
.sds-radio:checked { border-color: var(--sds-color-brand-500); border-width: 4.5px; }

/* -------- TOGGLE -------- */
.sds-toggle { position: relative; width: 36px; height: 20px; border-radius: var(--sds-radius-toggle);
  background: var(--sds-color-surface-neutral-300); cursor: pointer; appearance: none;
  margin: 0; transition: background var(--sds-motion-fast) var(--sds-ease-in-out); flex-shrink: 0; }
.sds-toggle::after { content: ""; position: absolute; top: 2px; left: 2px;
  width: 16px; height: 16px; border-radius: 50%; background: #fff;
  box-shadow: var(--sds-shadow-sm);
  transition: transform var(--sds-motion-fast) var(--sds-ease-in-out); }
.sds-toggle:checked { background: var(--sds-color-brand-500); }
.sds-toggle:checked::after { transform: translateX(16px); }

/* -------- BADGE -------- */
.sds-badge { display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px; font: 500 12px/16px var(--sds-font-ui);
  border-radius: var(--sds-radius-interactive); border: 1px solid transparent;
}
.sds-badge--neutral { background: var(--sds-color-surface-neutral-100); color: var(--sds-color-text-neutral-700); }
.sds-badge--success { background: var(--sds-green-50); color: var(--sds-green-700); }
.sds-badge--warning { background: var(--sds-yellow-50); color: var(--sds-yellow-700); }
.sds-badge--error   { background: var(--sds-red-50); color: var(--sds-red-700); }
.sds-badge--info    { background: var(--sds-blue-50); color: var(--sds-blue-700); }
.sds-badge--brand   { background: var(--sds-color-brand-50); color: var(--sds-color-brand-600); }
.sds-badge--dot::before { content: ""; display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; background: currentColor; }

/* -------- TAB -------- */
.sds-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--sds-color-surface-neutral-200); }
.sds-tab { height: 36px; padding: 8px 16px; font: 500 14px/20px var(--sds-font-ui);
  color: var(--sds-color-text-neutral-500); border: none; background: transparent; cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: color var(--sds-motion-fast), border-color var(--sds-motion-fast); }
.sds-tab:hover { color: var(--sds-color-text-neutral-700); }
.sds-tab[aria-selected="true"] { color: var(--sds-color-text-neutral-800);
  border-bottom-color: var(--sds-color-brand-500); }

/* -------- TOOLTIP -------- */
.sds-tooltip { background: var(--sds-neutral-800); color: #fff;
  border-radius: var(--sds-radius-interactive); padding: 4px 8px;
  font: 400 12px/16px var(--sds-font-ui); max-width: 200px; position: relative; display: inline-block; }
.sds-tooltip::after { content:""; position:absolute; bottom: -4px; left: 50%; transform: translateX(-50%) rotate(45deg);
  width: 8px; height: 8px; background: var(--sds-neutral-800); }

/* -------- CARD -------- */
.sds-card { background: #fff; border-radius: var(--sds-radius-card);
  border: 1px solid var(--sds-color-surface-neutral-200);
  box-shadow: var(--sds-shadow-sm); padding: 16px; }
.sds-card--elevated { box-shadow: var(--sds-shadow-md); border-color: transparent; }

/* -------- ALERT -------- */
.sds-alert { display: flex; gap: 12px; padding: 12px 16px;
  border-radius: 8px; border-left: 4px solid var(--sds-color-information-blue);
  background: color-mix(in srgb, var(--sds-color-information-blue) 6%, #fff); }
.sds-alert--success { border-color: var(--sds-color-success-green); background: color-mix(in srgb, var(--sds-color-success-green) 6%, #fff); }
.sds-alert--warning { border-color: var(--sds-color-warning-yellow); background: color-mix(in srgb, var(--sds-color-warning-yellow) 8%, #fff); }
.sds-alert--error   { border-color: var(--sds-color-error-red); background: color-mix(in srgb, var(--sds-color-error-red) 6%, #fff); }

/* -------- TABLE -------- */
.sds-table { width: 100%; border-collapse: collapse; font: 400 14px/20px var(--sds-font-ui); }
.sds-table thead th { text-align: left; padding: 10px 16px;
  background: var(--sds-color-surface-neutral-50);
  font: 600 12px/16px var(--sds-font-ui); text-transform: uppercase; letter-spacing: 0.05px;
  color: var(--sds-color-text-neutral-500);
  border-bottom: 1px solid var(--sds-color-surface-neutral-200); }
.sds-table tbody td { padding: 10px 16px; color: var(--sds-color-text-neutral-700);
  border-bottom: 1px solid var(--sds-color-surface-neutral-100); }
.sds-table tbody tr:hover td { background: var(--sds-color-surface-neutral-50); }
.sds-table tbody tr.is-selected td { background: color-mix(in srgb, var(--sds-color-brand-500) 8%, #fff); }

/* -------- NAV ITEM -------- */
.sds-nav-item { display: flex; align-items: center; gap: 8px;
  height: 36px; padding: 8px 12px; border-radius: var(--sds-radius-interactive);
  font: 400 14px/20px var(--sds-font-ui); color: var(--sds-color-text-neutral-600);
  text-decoration: none; cursor: pointer; user-select: none;
  transition: background var(--sds-motion-fast); }
.sds-nav-item:hover { background: var(--sds-color-surface-neutral-100); color: var(--sds-color-text-neutral-700); }
.sds-nav-item.is-active { background: color-mix(in srgb, var(--sds-color-brand-500) 12%, #fff);
  color: var(--sds-color-text-neutral-800); font-weight: 500; }
[data-product="inventory"] .sds-nav-item.is-active,
[data-product="vendor"] .sds-nav-item.is-active { color: var(--sds-inventory-700); }

/* -------- PAGINATION -------- */
.sds-page { display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: var(--sds-radius-interactive);
  font: 500 14px/20px var(--sds-font-ui); color: var(--sds-color-text-neutral-600);
  border: 1px solid transparent; background: transparent; cursor: pointer; }
.sds-page:hover { background: var(--sds-color-surface-neutral-100); }
.sds-page.is-active { background: var(--sds-color-brand-500); color: var(--sds-color-brand-fg); }

/* -------- BREADCRUMB -------- */
.sds-crumbs { display: flex; align-items: center; gap: 8px; font: 400 14px/20px var(--sds-font-ui);
  color: var(--sds-color-text-neutral-500); }
.sds-crumbs a { color: var(--sds-color-text-neutral-500); text-decoration: none; }
.sds-crumbs a:hover { text-decoration: underline; color: var(--sds-color-text-neutral-700); }
.sds-crumbs .current { color: var(--sds-color-text-neutral-700); font-weight: 500; }
.sds-crumbs .sep { color: var(--sds-color-text-neutral-300); }

/* -------- MODAL -------- */
.sds-overlay { position: fixed; inset: 0; background: var(--sds-color-overlay);
  backdrop-filter: blur(4px); z-index: var(--sds-z-overlay); display: grid; place-items: center; }
.sds-modal { background: #fff; border-radius: var(--sds-radius-card);
  box-shadow: var(--sds-shadow-lg); padding: 24px; max-width: 480px; width: 90vw;
  z-index: var(--sds-z-modal); }
.sds-modal--md { max-width: 640px; }
.sds-modal--lg { max-width: 800px; }

/* -------- PROGRESS -------- */
.sds-progress { height: 8px; border-radius: var(--sds-radius-progress);
  background: var(--sds-color-surface-neutral-100); overflow: hidden; }
.sds-progress__fill { height: 100%; background: var(--sds-color-brand-500);
  border-radius: var(--sds-radius-progress);
  transition: width var(--sds-motion-deliberate) var(--sds-ease-expo); }