/**
 * USA250 Content Library - Search Modal Styles
 * Compact list format with debounced search and keyboard navigation
 */

/* ===== Search Modal ===== */
.search-modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10vh; /* Position modal in upper portion of screen */
}

.search-modal.hidden {
    display: none;
}

.search-modal__overlay {
    position: absolute;
    inset: 0;
    background-color: rgb(0 0 0 / 70%);
    backdrop-filter: blur(4px);
}

.search-modal__content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 600px;
    max-height: 70vh;
    display: flex;
    flex-direction: column;
    margin: 0 var(--space-4);
    animation: modalFadeIn var(--transition-slow);
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Header ===== */
.search-modal__header {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-gray-200);
    flex-shrink: 0;
}

.search-modal__input {
    flex: 1;
    padding: var(--space-3);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-sans);
    line-height: 1.5;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-modal__input:focus {
    outline: 2px solid transparent;
    border-color: var(--color-navy);
    box-shadow: 0 0 0 3px var(--color-navy-100);
}

.search-modal__input::placeholder {
    color: var(--color-gray-400);
}

.search-modal__close {
    background: none;
    border: none;
    font-size: 1.75rem;
    cursor: pointer;
    padding: var(--space-2);
    color: var(--color-gray-500);
    line-height: 1;
    transition: color var(--transition-fast);
    flex-shrink: 0;
}

.search-modal__close:hover {
    color: var(--color-gray-900);
}

.search-modal__close:focus {
    outline: 2px solid var(--color-navy);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* ===== Results Container ===== */
.search-modal__results {
    overflow-y: auto;
    padding: var(--space-2);
    max-height: 50vh;
    flex: 1;
}

/* ===== Result Sections ===== */
.search-results__section {
    margin-bottom: var(--space-4);
}

.search-results__section:last-child {
    margin-bottom: 0;
}

.search-results__heading {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--color-gray-500);
    padding: var(--space-2) var(--space-3);
    font-weight: var(--font-semibold);
    letter-spacing: 0.05em;
}

/* ===== Individual Results ===== */
.search-result {
    display: flex;
    flex-direction: column;
    padding: var(--space-3);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: inherit;
    transition: background-color var(--transition-fast);
    cursor: pointer;
}

.search-result:hover,
.search-result:focus,
.search-result.is-focused {
    background-color: var(--color-gray-100);
    outline: none;
}

.search-result:focus-visible {
    outline: 2px solid var(--color-navy);
    outline-offset: -2px;
}

.search-result__title {
    font-weight: var(--font-medium);
    color: var(--color-gray-900);
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: var(--space-1);
}

.search-result__meta {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    line-height: 1.4;
}

/* ===== Loading State ===== */
.search-modal__loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-8);
}

.search-modal__spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-navy);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== Empty State ===== */
.search-modal__empty {
    text-align: center;
    padding: var(--space-8) var(--space-4);
    color: var(--color-gray-500);
}

.search-modal__empty-title {
    font-weight: var(--font-medium);
    font-size: 1rem;
    color: var(--color-gray-700);
    margin-bottom: var(--space-2);
}

.search-modal__empty-text {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

/* ===== Mobile Responsiveness ===== */
@media (width <= 640px) {
    .search-modal {
        padding-top: var(--space-4);
        align-items: flex-start;
    }

    .search-modal__content {
        max-height: 85vh;
        margin: 0 var(--space-2);
        border-radius: var(--radius-md);
    }

    .search-modal__header {
        padding: var(--space-3);
    }

    .search-modal__input {
        padding: var(--space-2);
        font-size: 0.9375rem; /* 15px - prevents zoom on iOS */
    }

    .search-modal__results {
        padding: var(--space-1);
    }

    .search-results__heading {
        padding: var(--space-2);
    }

    .search-result {
        padding: var(--space-2) var(--space-3);
    }
}

/* ===== Navbar Search Icon Styles ===== */
.site-header__search-trigger {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
}

.site-header__search-trigger:hover {
    color: var(--color-navy);
}

.site-header__search-trigger:focus {
    outline: 2px solid var(--color-navy);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.site-header__search-icon {
    width: 20px;
    height: 20px;
}

/* ===== Reduced Motion Support ===== */
@media (prefers-reduced-motion: reduce) {
    .search-modal__content {
        animation: none;
    }

    .search-modal__spinner {
        animation-duration: 1.5s;
    }

    .search-result {
        transition: none;
    }
}

/* ===== Search Result Heart Positioning ===== */
.search-result-wrapper {
    position: relative; /* Positioning context for absolute .favorite-heart */
    display: block;
}

/* Adapt heart position for compact search results */
.search-result-wrapper .favorite-heart {
    top: 50%;
    transform: translateY(-50%);
    right: var(--space-3);
    width: 32px;
    height: 32px;
}

.search-result-wrapper .favorite-heart svg {
    width: 16px;
    height: 16px;
}

/* Hover doesn't enlarge in compact context */
.search-result-wrapper .favorite-heart:hover {
    transform: translateY(-50%) scale(1.05);
}

/* Touch target remains accessible */
@media (pointer: coarse) {
    .search-result-wrapper .favorite-heart {
        width: 40px;
        height: 40px;
    }
}

/* Add right padding to search result text to avoid heart overlap */
.search-result-wrapper .search-result {
    padding-right: calc(32px + var(--space-4) + var(--space-3));
}

@media (pointer: coarse) {
    .search-result-wrapper .search-result {
        padding-right: calc(40px + var(--space-4) + var(--space-3));
    }
}