/*
 * Interoperly cookie consent banner styling.
 *
 * Self-contained. No Tailwind dependencies. No external font imports.
 * No url() to external hosts. WCAG 2.2 AA compliant.
 *
 * Loaded via <link rel="stylesheet" href="/css/consent.css"> in <head>.
 *
 * Design reference: docs/architecture/PR_D_COOKIE_BANNER_DESIGN.md
 * sections 5 (banner UX) and 5.6 (accessibility).
 */

/* ---------- CSS custom properties ---------- */

:root {
    --consent-bg-primary: #0a1628;
    --consent-bg-secondary: #1a2942;
    --consent-text-primary: #f1f5f9;
    --consent-text-secondary: #cbd5e1;
    --consent-accent: #22d3ee;
    --consent-warning: #fbbf24;
    --consent-warning-bg: #1f1d11;
    --consent-border-subtle: rgba(255, 255, 255, 0.1);
    --consent-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    --consent-modal-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    --consent-z-banner: 9000;
    --consent-z-modal: 9100;
    --consent-radius: 8px;
    --consent-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}

/* ---------- Hidden state (HTML hidden attribute) ---------- */

.consent-banner[hidden],
.consent-modal-backdrop[hidden],
.consent-modal-gpc-notice[hidden] {
    display: none;
}

/* ---------- Banner ---------- */

.consent-banner {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9000;
    background: #0f1d36;
    color: var(--consent-text-primary);
    border-top: 1px solid rgba(34, 211, 238, 0.15);
    box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.4);
    font-family: var(--consent-font);
    font-size: 14px;
    line-height: 1.5;
    transform: translateY(0);
    transition: transform 250ms ease-out;
}

.consent-banner-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

@media (min-width: 768px) {
    .consent-banner-inner {
        padding: 32px;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: 32px;
    }
}

.consent-banner-heading {
    margin: 0 0 4px 0;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.3;
    color: var(--consent-text-primary);
}

.consent-banner-copy {
    margin: 0;
    color: var(--consent-text-primary);
    font-size: 14px;
    line-height: 1.6;
    flex: 1;
}

.consent-banner-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0;
}

@media (min-width: 480px) {
    .consent-banner-actions {
        flex-direction: row;
        gap: 12px;
    }
}

/* ---------- Buttons (banner + modal share base; text-link style, no boxes) ---------- */

.consent-btn {
    appearance: none;
    -webkit-appearance: none;
    margin: 0;
    border: none;
    background: transparent;
    cursor: pointer;
    min-height: 44px;
    min-width: 44px;
    padding: 10px 12px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--consent-text-primary);
    text-decoration: none;
    transition: color 150ms ease-out;
}

.consent-btn:hover,
.consent-btn:focus {
    color: var(--consent-accent);
}

.consent-btn:focus-visible {
    outline: 2px solid var(--consent-accent);
    outline-offset: 2px;
    border-radius: 2px;
}

/* All three banner buttons share the same equal-weight treatment.
   No filled background, no boxed border. Hover and focus shift
   color to bio-teal accent (matches site nav convention).
   Equal visual weight is preserved per CPRA section 7026 symmetry.
*/
.consent-btn-reject,
.consent-btn-manage,
.consent-btn-accept,
.consent-btn-save,
.consent-btn-cancel {
    /* All inherit base .consent-btn treatment. No per-button overrides. */
}

/* ---------- Modal ---------- */

.consent-modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 9100;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    overflow-y: auto;
    font-family: var(--consent-font);
}

.consent-modal {
    background: var(--consent-bg-secondary);
    color: var(--consent-text-primary);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: var(--consent-radius);
    border: 1px solid var(--consent-border-subtle);
    box-shadow: var(--consent-modal-shadow);
    padding: 32px;
}

.consent-modal-heading {
    margin: 0 0 12px 0;
    font-size: 20px;
    font-weight: 700;
    color: var(--consent-text-primary);
}

.consent-modal-heading:focus {
    outline: none;
}

.consent-modal-intro {
    margin: 0 0 16px 0;
    color: var(--consent-text-secondary);
    font-size: 14px;
    line-height: 1.5;
}

.consent-modal-gpc-notice {
    margin: 0 0 20px 0;
    padding: 12px 16px;
    background: var(--consent-warning-bg);
    border-left: 4px solid var(--consent-warning);
    color: var(--consent-text-primary);
    font-size: 13px;
    line-height: 1.5;
    border-radius: 4px;
}

.consent-modal-form {
    margin: 0;
}

.consent-toggle-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-top: 1px solid var(--consent-border-subtle);
}

.consent-toggle-row:first-child {
    border-top: none;
}

.consent-toggle {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    margin-top: 2px;
    accent-color: var(--consent-accent);
    cursor: pointer;
}

.consent-toggle:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

.consent-toggle:focus,
.consent-toggle:focus-visible {
    outline: 2px solid var(--consent-accent);
    outline-offset: 2px;
}

.consent-toggle-label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    flex: 1;
}

.consent-toggle:disabled + .consent-toggle-label {
    cursor: not-allowed;
}

.consent-toggle-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--consent-text-primary);
}

.consent-toggle-desc {
    font-size: 13px;
    line-height: 1.5;
    color: var(--consent-text-secondary);
}

.consent-modal-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--consent-border-subtle);
}

@media (min-width: 480px) {
    .consent-modal-actions {
        flex-direction: row;
        justify-content: flex-end;
    }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
    .consent-banner,
    .consent-btn {
        transition: none;
    }
}

/* ---------- Increased contrast ---------- */

@media (prefers-contrast: more) {
    .consent-banner {
        border-top-width: 2px;
        border-top-color: var(--consent-text-primary);
    }
    .consent-modal {
        border-width: 2px;
        border-color: var(--consent-text-primary);
    }
    .consent-btn {
        border-width: 3px;
    }
    .consent-toggle-row {
        border-top-width: 2px;
    }
    .consent-modal-gpc-notice {
        border-left-width: 6px;
    }
}

/* ---------- Print ---------- */

@media print {
    .consent-banner,
    .consent-modal-backdrop {
        display: none !important;
    }
}
