/* WPU Digital Design System v1.0 - components.
 *
 * Every value comes from the tokens in wpu_tokens.css (generated from
 * tokens.json); load that file first. Class names start with wpu- so they sit
 * safely beside Odoo and Bootstrap styles. The same file is the stylesheet of
 * the published Design System reference, so what reviewers approve there is
 * exactly what ships here.
 */

/* ---------- Base ---------- */
.wpu, .wpu *, .wpu *::before, .wpu *::after { box-sizing: border-box; }
.wpu { font-family: var(--font-ui); font-size: 16px; line-height: 24px; color: var(--text-primary); -webkit-font-smoothing: antialiased; }
.wpu-icon { width: 20px; height: 20px; flex-shrink: 0; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.wpu-icon--sm { width: 16px; height: 16px; }
.wpu-icon--lg { width: 24px; height: 24px; }
.wpu-focusable:focus-visible,
.wpu a:focus-visible, .wpu button:focus-visible, .wpu input:focus-visible, .wpu select:focus-visible, .wpu textarea:focus-visible {
  outline: 3px solid var(--focus-ring); outline-offset: 2px;
}
.wpu-on-dark a:focus-visible, .wpu-on-dark button:focus-visible { outline-color: var(--focus-ring-on-dark); }
.wpu-sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ---------- Buttons ----------
 * States: normal / hover (darker) / focus-visible (3px ring) / active (pressed)
 * / disabled / loading (spinner, label kept, aria-busy="true"). */
.wpu-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: var(--control-height); min-width: var(--touch-target); padding: 10px 20px;
  border: 2px solid transparent; border-radius: var(--radius-md);
  font: 600 15px/20px var(--font-ui); text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease, box-shadow .15s ease;
}
.wpu-btn:active:not([disabled]):not(.is-loading) { transform: translateY(1px); }
.wpu-btn--primary { background: var(--primary-blue); color: var(--text-on-dark); }
.wpu-btn--primary:hover { background: var(--deep-blue); }
.wpu-btn--secondary { background: var(--surface-card); color: var(--primary-blue); border-color: var(--primary-blue); }
.wpu-btn--secondary:hover { background: var(--primary-blue-50); color: var(--deep-blue); border-color: var(--deep-blue); }
.wpu-btn--accent { background: var(--accent-gold); color: var(--primary-navy); }
.wpu-btn--accent:hover { background: var(--accent-gold-hover); }
.wpu-btn--danger { background: var(--error); color: var(--text-on-dark); }
.wpu-btn--danger:hover { background: var(--error-text); }
.wpu-btn--ghost { background: transparent; color: var(--primary-blue); }
.wpu-btn--ghost:hover { background: var(--primary-blue-50); color: var(--deep-blue); }
.wpu-btn--navy { background: var(--primary-navy); color: var(--text-on-dark); }
.wpu-btn--navy:hover { background: var(--deep-blue); }
.wpu-btn--sm { min-height: 36px; padding: 6px 14px; font-size: 14px; }
.wpu-btn--lg { min-height: var(--control-height-lg); padding: 14px 28px; font-size: 16px; }
.wpu-btn--block { display: flex; width: 100%; }
.wpu-btn .wpu-icon { width: 18px; height: 18px; }
.wpu-btn .wpu-btn__arrow { transition: transform .15s ease; }
.wpu-btn:hover .wpu-btn__arrow { transform: translateX(3px); }
.wpu-btn[disabled], .wpu-btn.is-disabled {
  background: var(--surface-muted); color: var(--text-disabled); border-color: var(--surface-muted); cursor: not-allowed;
}
.wpu-btn.is-loading { cursor: progress; }
.wpu-btn.is-loading::before {
  content: ""; width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid currentColor; border-right-color: transparent; animation: wpu-spin .8s linear infinite;
}
@keyframes wpu-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .wpu-btn, .wpu-btn .wpu-btn__arrow { transition: none; }
  .wpu-btn.is-loading::before { animation-duration: 2.4s; }
}

/* ---------- Form fields ---------- */
.wpu-field { display: flex; flex-direction: column; gap: 6px; }
.wpu-field__label { font: 500 14px/20px var(--font-ui); color: var(--text-primary); }
.wpu-field__label .wpu-req { color: var(--error); margin-left: 2px; }
.wpu-field__label .wpu-opt { font-weight: 400; color: var(--text-muted); }
.wpu-input, .wpu-select, .wpu-textarea {
  width: 100%; min-height: var(--control-height); padding: 10px 12px;
  font: 400 16px/22px var(--font-ui); color: var(--text-primary);
  background: var(--surface-card); border: 1px solid var(--border-input); border-radius: var(--radius-md);
}
.wpu-textarea { min-height: 96px; resize: vertical; }
.wpu-input::placeholder, .wpu-textarea::placeholder { color: var(--text-muted); }
.wpu-select {
  appearance: none; -webkit-appearance: none; padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235b6b82' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; background-size: 18px;
}
.wpu-input:hover, .wpu-select:hover, .wpu-textarea:hover { border-color: var(--text-secondary); }
.wpu .wpu-input:focus-visible, .wpu .wpu-select:focus-visible, .wpu .wpu-textarea:focus-visible,
.wpu-input:focus, .wpu-select:focus, .wpu-textarea:focus {
  outline: none; border-color: var(--primary-blue); box-shadow: 0 0 0 3px var(--primary-blue-50), 0 0 0 1px var(--primary-blue) inset;
}
.wpu-field.is-error .wpu-input, .wpu-field.is-error .wpu-select, .wpu-field.is-error .wpu-textarea { border-color: var(--error); border-width: 2px; padding: 9px 11px; }
.wpu-field.is-success .wpu-input { border-color: var(--success); border-width: 2px; padding: 9px 11px; }
.wpu-input[disabled], .wpu-select[disabled], .wpu-textarea[disabled] { background: var(--surface-muted); color: var(--text-disabled); border-color: var(--border); cursor: not-allowed; }
.wpu-field__hint { font: 400 13px/18px var(--font-ui); color: var(--text-muted); }
.wpu-field__msg { display: flex; align-items: center; gap: 6px; font: 500 13px/18px var(--font-ui); }
.wpu-field__msg .wpu-icon { width: 16px; height: 16px; }
.wpu-field.is-error .wpu-field__msg { color: var(--error-text); }
.wpu-field.is-success .wpu-field__msg { color: var(--success-text); }

/* Checkbox and radio: native inputs, so keyboard and screen readers work as is. */
.wpu-check { display: inline-flex; align-items: flex-start; gap: 10px; min-height: var(--touch-target); padding-top: 10px; font: 400 15px/22px var(--font-ui); color: var(--text-primary); cursor: pointer; }
.wpu-check input { width: 20px; height: 20px; margin: 1px 0 0; flex-shrink: 0; accent-color: var(--primary-blue); cursor: pointer; }
.wpu-check input[disabled] + span { color: var(--text-disabled); }

/* ---------- Cards, dashboard widgets, KPIs ---------- */
.wpu-card { background: var(--surface-card); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-4); }
.wpu-card__title { font: 600 18px/26px var(--font-ui); color: var(--text-primary); margin: 0 0 var(--space-1); }
.wpu-card__body { font: 400 14px/20px var(--font-ui); color: var(--text-secondary); margin: 0; }
.wpu-action-card { display: grid; grid-template-columns: auto 1fr; gap: var(--space-2) var(--space-3); align-items: start; }
.wpu-action-card .wpu-btn { grid-column: 1 / -1; }
.wpu-action-card__icon { width: 48px; height: 48px; border-radius: var(--radius-pill); background: var(--accent-gold); color: var(--primary-navy); display: flex; align-items: center; justify-content: center; }
.wpu-action-card__eyebrow { font: 600 14px/20px var(--font-ui); color: var(--text-primary); }
.wpu-kpi { display: grid; grid-template-columns: auto 1fr; gap: var(--space-1) var(--space-3); align-items: center; }
.wpu-kpi__icon { grid-row: span 3; width: 48px; height: 48px; border-radius: var(--radius-pill); background: var(--primary-blue-50); color: var(--primary-blue); display: flex; align-items: center; justify-content: center; }
.wpu-kpi__label { font: 500 14px/20px var(--font-ui); color: var(--text-secondary); }
.wpu-kpi__value { font: 700 28px/34px var(--font-ui); color: var(--text-primary); font-variant-numeric: tabular-nums; }
.wpu-kpi__trend { display: inline-flex; align-items: center; gap: 4px; font: 600 13px/18px var(--font-ui); }
.wpu-kpi__trend--up { color: var(--success-text); }
.wpu-kpi__trend--down { color: var(--error-text); }
.wpu-kpi__trend .wpu-icon { width: 14px; height: 14px; }

/* ---------- Status badges ----------
 * Always icon or dot AND a word: success and error differ by hue more than lightness. */
.wpu-badge { display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: var(--radius-pill); font: 600 13px/20px var(--font-ui); white-space: nowrap; }
.wpu-badge::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.wpu-badge--success { background: var(--success-50); color: var(--success-text); }
.wpu-badge--warning { background: var(--warning-50); color: var(--warning-text); }
.wpu-badge--error { background: var(--error-50); color: var(--error-text); }
.wpu-badge--info { background: var(--info-50); color: var(--deep-blue); }
.wpu-badge--neutral { background: var(--surface-muted); color: var(--text-secondary); }
.wpu-badge--navy { background: var(--primary-navy); color: var(--text-on-dark); }

/* ---------- Alerts, toasts and messages ---------- */
.wpu-alert { display: grid; grid-template-columns: auto 1fr auto; gap: var(--space-3); align-items: start; padding: 14px var(--space-3); border-radius: var(--radius-md); border: 1px solid; font: 400 14px/20px var(--font-ui); }
.wpu-alert__title { display: block; font-weight: 600; margin-bottom: 2px; }
.wpu-alert .wpu-icon { margin-top: 1px; }
.wpu-alert__close { width: 32px; height: 32px; margin: -6px -6px 0 0; border: 0; border-radius: var(--radius-md); background: transparent; color: inherit; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.wpu-alert__close:hover { background: rgba(16, 33, 63, 0.08); }
.wpu-alert--info { background: var(--info-50); border-color: var(--primary-blue); color: var(--deep-blue); }
.wpu-alert--success { background: var(--success-50); border-color: var(--success); color: var(--success-text); }
.wpu-alert--warning { background: var(--warning-50); border-color: var(--warning); color: var(--warning-text); }
.wpu-alert--error { background: var(--error-50); border-color: var(--error); color: var(--error-text); }
.wpu-toast { display: flex; align-items: center; gap: var(--space-3); max-width: 420px; padding: 14px var(--space-3); border-radius: var(--radius-md); background: var(--primary-navy); color: var(--text-on-dark); box-shadow: var(--shadow-lg); font: 500 14px/20px var(--font-ui); }
.wpu-toast .wpu-icon { color: var(--accent-gold); }
.wpu-toast__action { margin-left: auto; color: var(--accent-gold); font-weight: 700; background: none; border: 0; cursor: pointer; min-height: 32px; }

/* ---------- Tables and data ---------- */
.wpu-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface-card); }
.wpu-table { width: 100%; border-collapse: collapse; font: 400 14px/20px var(--font-ui); color: var(--text-secondary); }
.wpu-table caption { text-align: left; padding: var(--space-3); font: 600 16px/24px var(--font-ui); color: var(--text-primary); }
.wpu-table th { background: var(--surface-muted); color: var(--text-primary); font-weight: 600; text-align: left; padding: 12px var(--space-3); border-bottom: 1px solid var(--border); white-space: nowrap; }
.wpu-table td { padding: 12px var(--space-3); border-bottom: 1px solid var(--border); vertical-align: middle; }
.wpu-table tbody tr:last-child td { border-bottom: 0; }
.wpu-table tbody tr:hover { background: var(--bg-light); }
.wpu-table tbody tr.is-selected { background: var(--primary-blue-50); }
.wpu-table .is-num { text-align: right; font-variant-numeric: tabular-nums; }
.wpu-table td.is-primary { color: var(--text-primary); font-weight: 500; }
@media (max-width: 599px) {
  /* Phones: each row becomes a small card; td needs data-label="Column". */
  .wpu-table--stack thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .wpu-table--stack tr { display: block; padding: 12px var(--space-3); border-bottom: 1px solid var(--border); }
  .wpu-table--stack td { display: flex; justify-content: space-between; gap: var(--space-3); padding: 4px 0; border: 0; }
  .wpu-table--stack td::before { content: attr(data-label); font-weight: 600; color: var(--text-primary); }
}

/* ---------- Header ---------- */
.wpu-header { display: flex; align-items: center; gap: var(--space-4); height: var(--header-height); padding: 0 var(--space-5); background: var(--surface-card); border-bottom: 1px solid var(--border); }
.wpu-header__logo { height: 52px; width: auto; }
.wpu-header__product { padding-left: 12px; border-left: 2px solid var(--accent-gold); font: 700 13px/16px var(--font-ui); letter-spacing: 0.08em; text-transform: uppercase; color: var(--primary-navy); }
.wpu-header__nav { display: flex; gap: 4px; margin-left: auto; }
.wpu-header__link { position: relative; display: inline-flex; align-items: center; min-height: var(--touch-target); padding: 0 12px; font: 500 15px/20px var(--font-ui); color: var(--text-secondary); text-decoration: none; border-radius: var(--radius-md); }
.wpu-header__link:hover { color: var(--primary-navy); background: var(--bg-light); }
.wpu-header__link[aria-current="page"] { color: var(--primary-navy); font-weight: 600; }
.wpu-header__link[aria-current="page"]::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 3px; border-radius: 2px; background: var(--accent-gold); }
.wpu-header__actions { display: flex; align-items: center; gap: var(--space-3); }
.wpu-header__menu { display: none; width: var(--touch-target); height: var(--touch-target); border: 1px solid var(--border-input); border-radius: var(--radius-md); background: var(--surface-card); color: var(--primary-navy); align-items: center; justify-content: center; cursor: pointer; }
@media (max-width: 1023px) {
  .wpu-header { height: 64px; padding: 0 var(--space-3); }
  .wpu-header__nav { display: none; }
  .wpu-header__actions { margin-left: auto; }
  .wpu-header__menu { display: inline-flex; }
  .wpu-header__logo { height: 44px; }
}
@media (max-width: 599px) { .wpu-header__product { display: none; } }

/* ---------- Sidebar (ERP working areas) ---------- */
.wpu-sidebar { width: var(--sidebar-width); background: var(--primary-navy); color: var(--text-on-dark); padding: var(--space-3) var(--space-2); display: flex; flex-direction: column; gap: 2px; }
.wpu-sidebar__section { padding: var(--space-3) 12px var(--space-1); font: 700 11px/16px var(--font-ui); letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-on-dark-muted); }
.wpu-sidebar__item { display: flex; align-items: center; gap: 12px; min-height: var(--touch-target); padding: 0 12px; border-radius: var(--radius-md); font: 500 14px/20px var(--font-ui); color: var(--text-on-dark-muted); text-decoration: none; }
.wpu-sidebar__item:hover { background: rgba(255, 255, 255, 0.08); color: var(--text-on-dark); }
.wpu-sidebar__item[aria-current="page"] { background: var(--primary-blue); color: var(--text-on-dark); font-weight: 600; }
.wpu-sidebar__count { margin-left: auto; min-width: 22px; padding: 0 6px; border-radius: var(--radius-pill); background: var(--accent-gold); color: var(--primary-navy); font: 700 12px/20px var(--font-ui); text-align: center; }
.wpu-sidebar--collapsed { width: 72px; }
.wpu-sidebar--collapsed .wpu-sidebar__label, .wpu-sidebar--collapsed .wpu-sidebar__section, .wpu-sidebar--collapsed .wpu-sidebar__count { display: none; }
.wpu-sidebar--collapsed .wpu-sidebar__item { justify-content: center; padding: 0; }

/* ---------- Mobile navigation ---------- */
.wpu-bottom-nav { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; background: var(--surface-card); border-top: 1px solid var(--border); padding-bottom: env(safe-area-inset-bottom, 0px); }
.wpu-bottom-nav__item { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; min-height: 56px; font: 500 12px/16px var(--font-ui); color: var(--text-muted); text-decoration: none; }
.wpu-bottom-nav__item .wpu-icon { width: 22px; height: 22px; }
.wpu-bottom-nav__item[aria-current="page"] { color: var(--primary-blue); font-weight: 700; }
.wpu-drawer { background: var(--surface-card); border-bottom: 1px solid var(--border); }
.wpu-drawer__link { display: flex; align-items: center; justify-content: space-between; min-height: 52px; padding: 0 var(--space-3); font: 600 16px/22px var(--font-ui); color: var(--text-primary); text-decoration: none; border-bottom: 1px solid var(--border); }
.wpu-drawer__link[aria-current="page"] { color: var(--primary-navy); box-shadow: inset 4px 0 0 var(--accent-gold); }

/* ---------- Hero (Discover WPU and module landing pages) ----------
 * Photo, then the blue faded overlay, then the technology line-art layer,
 * then text. Text sits on the overlay's strongest side. */
.wpu-hero { position: relative; isolation: isolate; overflow: hidden; background: var(--primary-navy); color: var(--text-on-dark); }
.wpu-hero__media, .wpu-hero__tech { position: absolute; inset: 0; z-index: -2; }
.wpu-hero__media img { width: 100%; height: 100%; object-fit: cover; }
.wpu-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, var(--overlay-hero) 0%, rgba(6, 46, 99, 0.7) 40%, rgba(6, 46, 99, 0.25) 75%, rgba(6, 46, 99, 0.1) 100%); }
.wpu-hero__tech { z-index: 0; pointer-events: none; }
.wpu-hero__tech img { position: absolute; right: 0; top: 50%; transform: translateY(-50%); height: 100%; width: auto; max-width: 62%; opacity: 0.9; }
.wpu-hero__content { position: relative; z-index: 1; max-width: 640px; padding: var(--space-7) var(--space-5); }
.wpu-hero__eyebrow { font: 700 12px/16px var(--font-ui); letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent-gold); }
.wpu-hero__title { margin: var(--space-2) 0 var(--space-3); font: 700 56px/60px var(--font-ui); letter-spacing: -0.025em; color: var(--text-on-dark); }
.wpu-hero__title em { font-style: normal; color: var(--accent-gold); }
.wpu-hero__lede { margin: 0; font: 400 18px/28px var(--font-ui); color: var(--text-on-dark); opacity: 0.92; }
@media (max-width: 599px) {
  .wpu-hero::before { background: linear-gradient(180deg, rgba(6, 46, 99, 0.6) 0%, var(--overlay-hero) 60%); }
  .wpu-hero__tech { display: none; }
  .wpu-hero__content { padding: var(--space-5) var(--space-3); }
  .wpu-hero__title { font-size: 36px; line-height: 40px; }
  .wpu-hero__lede { font-size: 16px; line-height: 24px; }
}