/* ============================================
   Site Search - Inline Nav Bar + Dropdown + Overlay
   Nored Farms Global Search Feature
   ============================================ */

/* ============================================
   Inline Nav Search Bar (Desktop)
   ============================================ */

.nav-search-bar {
    position: relative;
    display: flex;
    align-items: center;
    width: 180px;
    height: 36px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    padding: 0 10px 0 34px;
    transition: all 0.25s ease;
    flex-shrink: 0;
}

/* Gap between search bar, classroom icon, and trigger */
.nav-search-bar + .nav-classroom-icon,
.nav-classroom-icon + .site-search-trigger,
.nav-search-bar + .site-search-trigger {
    margin-left: 8px;
}

.site-search-trigger + .nav-mobile-toggle {
    margin-left: 8px;
}

.nav-classroom-icon + .nav-mobile-toggle {
    margin-left: 8px;
}

.nav-search-bar:focus-within {
    width: 220px;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(80, 232, 192, 0.12);
}

.nav-search-bar-icon {
    position: absolute;
    left: 10px;
    width: 16px;
    height: 16px;
    color: var(--color-text-muted);
    pointer-events: none;
    transition: color 0.2s ease;
}

.nav-search-bar:focus-within .nav-search-bar-icon {
    color: var(--color-primary);
}

.nav-search-bar-input {
    width: 100%;
    height: 100%;
    border: none;
    background: transparent;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    color: var(--color-text);
    outline: none;
    padding: 0;
}

.nav-search-bar-input::placeholder {
    color: var(--color-text-muted);
    font-weight: 400;
}

.nav-search-bar-kbd {
    display: inline-flex;
    align-items: center;
    padding: 2px 5px;
    font-family: var(--font-sans);
    font-size: 0.625rem;
    font-weight: 500;
    color: var(--color-text-muted);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    white-space: nowrap;
    pointer-events: none;
    flex-shrink: 0;
    line-height: 1;
}

/* ============================================
   Nav Search Dropdown
   ============================================ */

.nav-search-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: 400px;
    max-height: 420px;
    overflow-y: auto;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35), 0 4px 12px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    display: none;
    padding: 6px;
}

.nav-search-dropdown.active {
    display: block;
}

.nav-search-result {
    display: block;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    text-decoration: none;
    color: inherit;
    transition: background 0.15s ease;
    cursor: pointer;
}

.nav-search-result:hover,
.nav-search-result.selected {
    background: var(--color-primary-subtle, rgba(80, 232, 192, 0.08));
}

.nav-search-result + .nav-search-result {
    margin-top: 2px;
}

.nav-search-result-top {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 2px;
}

.nav-search-result-title {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
}

.nav-search-cat-badge {
    display: inline-flex;
    align-items: center;
    padding: 1px 7px;
    font-family: var(--font-sans);
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: #12181a;
    border-radius: var(--radius-full);
    white-space: nowrap;
    flex-shrink: 0;
}

.nav-search-result-desc {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-search-empty {
    padding: 16px 12px;
    text-align: center;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* Suggested topics on empty focus */
.nav-search-suggestions {
    padding: 10px 12px 8px;
}

.nav-search-suggestions-label {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.nav-search-suggestions-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.nav-search-suggestion {
    display: inline-flex;
    align-items: center;
    padding: 5px 12px;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-secondary, var(--color-text-muted));
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.nav-search-suggestion:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-primary-subtle, rgba(80, 232, 192, 0.06));
}

/* Search Trigger Button (mobile only) */
.site-search-trigger {
    display: none;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.site-search-trigger:hover {
    background: var(--color-surface-hover, rgba(80, 232, 192, 0.05));
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.site-search-trigger svg {
    width: 18px;
    height: 18px;
    pointer-events: none;
}

/* Nav Classroom Icon (desktop) */
.nav-classroom-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-base);
    flex-shrink: 0;
    text-decoration: none;
}

.nav-classroom-icon:hover {
    background: var(--color-surface-hover, rgba(80, 232, 192, 0.05));
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.nav-classroom-icon svg {
    width: 18px;
    height: 18px;
    pointer-events: none;
}

/* ============================================
   Search Overlay (Ctrl+K / mobile fallback)
   ============================================ */

.site-search-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.site-search-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   Search Container
   ============================================ */

.site-search-container {
    max-width: 720px;
    margin: 0 auto;
    padding: 60px 24px 40px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.site-search-overlay.active .site-search-container {
    transform: translateY(0);
}

/* ============================================
   Search Header (Input + Close)
   ============================================ */

.site-search-header {
    position: relative;
    margin-bottom: 32px;
    flex-shrink: 0;
}

.site-search-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.site-search-icon {
    position: absolute;
    left: 20px;
    width: 22px;
    height: 22px;
    color: var(--color-text-muted);
    pointer-events: none;
    transition: color var(--transition-base);
}

.site-search-input-wrap:focus-within .site-search-icon {
    color: var(--color-primary);
}

.site-search-input {
    width: 100%;
    padding: 18px 60px 18px 56px;
    font-family: var(--font-sans);
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--color-text);
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    outline: none;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
    -webkit-appearance: none;
    appearance: none;
}

.site-search-input::placeholder {
    color: var(--color-text-muted);
    font-weight: 300;
}

.site-search-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(var(--color-bg-rgb, 18, 24, 26), 0.1),
                0 4px 20px rgba(0, 0, 0, 0.3);
}

.site-search-close {
    position: absolute;
    right: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.site-search-close:hover {
    background: var(--color-surface-hover, rgba(80, 232, 192, 0.05));
    color: var(--color-text);
}

.site-search-close svg {
    width: 20px;
    height: 20px;
    pointer-events: none;
}

/* ============================================
   Search Results (Overlay)
   ============================================ */

.site-search-results {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.site-search-result {
    display: block;
    padding: 16px 20px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
    cursor: pointer;
}

.site-search-result:hover,
.site-search-result.selected {
    border-color: var(--color-primary);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    transform: translateY(-1px);
}

.site-search-result-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.site-search-result-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.3;
}

.site-search-result:hover .site-search-result-title {
    color: var(--color-primary);
}

.site-search-cat-badge {
    display: inline-flex;
    align-items: center;
    padding: 1px 8px;
    font-family: var(--font-sans);
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: #12181a;
    border-radius: var(--radius-full);
    white-space: nowrap;
    flex-shrink: 0;
}

.site-search-result-desc {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* Match highlighting */
mark {
    background: rgba(80, 232, 192, 0.18);
    color: var(--color-primary);
    border-radius: 2px;
    padding: 0 2px;
    font-weight: 500;
}

/* ============================================
   Empty States
   ============================================ */

.site-search-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}

/* ============================================
   Body scroll lock when search overlay is open
   ============================================ */

body.site-search-open {
    overflow: hidden;
}

/* ============================================
   Responsive - Tablet (hide bar, show trigger)
   ============================================ */

@media (max-width: 768px) {
    .nav-search-bar {
        display: none;
    }

    .nav-classroom-icon {
        display: none;
    }

    .site-search-trigger {
        display: flex;
    }
}

@media (max-width: 768px) {
    .site-search-container {
        padding: 24px 16px 24px;
        max-width: 100%;
    }

    .site-search-input {
        font-size: 1rem;
        padding: 16px 52px 16px 48px;
    }

    .site-search-icon {
        left: 16px;
        width: 20px;
        height: 20px;
    }

    .site-search-result {
        padding: 14px 16px;
    }

    .site-search-result-title {
        font-size: 0.95rem;
    }

    .site-search-result-desc {
        font-size: 0.8125rem;
    }
}

/* ============================================
   Responsive - Small Mobile
   ============================================ */

@media (max-width: 480px) {
    .site-search-container {
        padding: 16px 12px 16px;
    }

    .site-search-input {
        font-size: 1rem;
        padding: 14px 48px 14px 44px;
        border-radius: var(--radius-lg);
    }

    .site-search-result {
        padding: 12px 14px;
        border-radius: var(--radius-md);
    }

    .site-search-result-header {
        gap: 6px;
    }

    .site-search-result-title {
        font-size: 0.9rem;
    }

    .site-search-empty {
        padding: 40px 16px;
    }

    .site-search-trigger {
        width: 32px;
        height: 32px;
    }

    .site-search-trigger svg {
        width: 16px;
        height: 16px;
    }
}

/* ============================================
   Result entry animations
   ============================================ */

.site-search-result {
    animation: searchResultIn 0.2s ease both;
}

.site-search-result:nth-child(1) { animation-delay: 0.02s; }
.site-search-result:nth-child(2) { animation-delay: 0.04s; }
.site-search-result:nth-child(3) { animation-delay: 0.06s; }
.site-search-result:nth-child(4) { animation-delay: 0.08s; }
.site-search-result:nth-child(5) { animation-delay: 0.10s; }
.site-search-result:nth-child(6) { animation-delay: 0.12s; }
.site-search-result:nth-child(7) { animation-delay: 0.14s; }
.site-search-result:nth-child(8) { animation-delay: 0.16s; }
.site-search-result:nth-child(9) { animation-delay: 0.18s; }
.site-search-result:nth-child(10) { animation-delay: 0.20s; }

@keyframes searchResultIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Reduced motion support
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    .site-search-overlay,
    .site-search-container,
    .site-search-result,
    .site-search-trigger,
    .nav-search-bar {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}