/* ============================================
   GLOBAL PO SEARCH COMPONENT
   Unified Design System - Professional & Clean
   ============================================ */

/* ====== CSS VARIABLES ====== */
:root {
    /* Use existing design system variables */
    --search-primary: 15, 105, 115;
    --search-primary-hover: 12, 85, 95;
    --search-primary-light: 229, 240, 240;
    --search-primary-lighter: 242, 248, 248;
    --search-success: 22, 163, 74;
    --search-success-light: 220, 252, 231;
    --search-info: 59, 130, 246;
    --search-info-light: 219, 234, 254;
    --search-gray-50: 249, 250, 251;
    --search-gray-100: 243, 244, 246;
    --search-gray-200: 229, 231, 235;
    --search-gray-300: 209, 213, 219;
    --search-gray-400: 156, 163, 175;
    --search-gray-500: 107, 114, 128;
    --search-gray-600: 75, 85, 99;
    --search-gray-700: 55, 65, 81;
    --search-gray-800: 31, 41, 55;
    --search-gray-900: 17, 24, 39;
    --search-white: 255, 255, 255;
    --search-radius-sm: 0.375rem;
    --search-radius-md: 0.5rem;
    --search-radius-lg: 0.75rem;
    --search-radius-full: 9999px;
    --search-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --search-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --search-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --search-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --search-transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --search-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --search-font-mono: 'SF Mono', Monaco, 'Cascadia Code', monospace;
}

/* ====== CONTAINER ====== */
.global-po-search {
    position: relative;
    width: 100%;
    max-width: 400px;
    font-family: var(--search-font-sans);
    z-index: 10;
}

    .global-po-search.expanded {
        max-width: 600px;
    }

/* ====== INPUT WRAPPER ====== */
.global-po-search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
}

.global-po-search-icon {
    position: absolute;
    left: 1rem;
    color: rgb(var(--search-gray-400));
    font-size: 1rem;
    pointer-events: none;
    z-index: 2;
    transition: color var(--search-transition);
}

/* ====== INPUT FIELD ====== */
.global-po-search-input {
    width: 100%;
    height: 2.5rem;
    padding: 0.5rem 2.75rem 0.5rem 2.75rem;
    border: 2px solid rgb(var(--search-gray-300));
    border-radius: var(--search-radius-lg);
    font-size: 0.9375rem;
    font-weight: 500;
    font-family: var(--search-font-sans);
    color: rgb(var(--search-gray-900));
    background-color: rgb(var(--search-white));
    transition: all var(--search-transition);
    line-height: 1.2;
    box-shadow: var(--search-shadow-sm);
}

    .global-po-search-input::placeholder {
        color: rgb(var(--search-gray-400));
        font-weight: 400;
    }

    .global-po-search-input:hover {
        border-color: rgb(var(--search-gray-400));
        background-color: rgb(var(--search-gray-50));
    }

    .global-po-search-input:focus {
        outline: none;
        border-color: rgb(var(--search-primary));
        background-color: rgb(var(--search-white));
        box-shadow: 0 0 0 3px rgba(var(--search-primary), 0.1), var(--search-shadow-sm);
    }

        .global-po-search-input:focus + .global-po-search-icon {
            color: rgb(var(--search-primary));
        }

/* ====== CLEAR BUTTON ====== */
.global-po-search-clear {
    position: absolute;
    right: 0.5rem;
    width: 1.75rem;
    height: 1.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: rgb(var(--search-gray-200));
    color: rgb(var(--search-gray-600));
    cursor: pointer;
    border-radius: var(--search-radius-full);
    transition: all var(--search-transition);
    z-index: 2;
    font-size: 0.875rem;
}

    .global-po-search-clear:hover {
        background: rgb(var(--search-gray-800));
        color: rgb(var(--search-white));
        transform: scale(1.1);
    }

    .global-po-search-clear:active {
        transform: scale(0.95);
    }

/* ====== DROPDOWN CONTAINER ====== */
.global-po-search-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    max-height: 400px;
    overflow-y: auto;
    background-color: rgb(var(--search-white));
    border: 1px solid rgb(var(--search-gray-200));
    border-radius: var(--search-radius-lg);
    box-shadow: var(--search-shadow-xl);
    z-index: 1000;
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }

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

/* ====== LOADING STATE ====== */
.global-po-search-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.5rem;
    color: rgb(var(--search-gray-600));
    font-size: 0.875rem;
    font-weight: 500;
}

    .global-po-search-loading i {
        font-size: 1.125rem;
        color: rgb(var(--search-primary));
        animation: spin 1s linear infinite;
    }

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* ====== EMPTY STATE ====== */
.global-po-search-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 2rem 1rem;
    color: rgb(var(--search-gray-600));
    font-size: 0.875rem;
    text-align: center;
}

    .global-po-search-empty i {
        font-size: 2.5rem;
        color: rgb(var(--search-gray-300));
        opacity: 0.7;
    }

/* ====== RESULT ITEM ====== */
.global-po-search-result {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
    padding: 0.875rem 1rem;
    border-bottom: 1px solid rgb(var(--search-gray-100));
    cursor: pointer;
    transition: all var(--search-transition);
    position: relative;
}

    .global-po-search-result::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        width: 3px;
        height: 100%;
        background: rgb(var(--search-primary));
        opacity: 0;
        transition: opacity var(--search-transition);
    }

    .global-po-search-result:last-child {
        border-bottom: none;
    }

    .global-po-search-result:hover,
    .global-po-search-result.selected {
        background-color: rgb(var(--search-primary-lighter));
    }

        .global-po-search-result:hover::before,
        .global-po-search-result.selected::before {
            opacity: 1;
        }

    .global-po-search-result:active {
        background-color: rgb(var(--search-primary-light));
    }

/* ====== RESULT HEADER ====== */
.global-po-search-result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.global-po-search-result-numbers {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* ====== BADGES ====== */
.global-po-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.6875rem;
    font-weight: 700;
    font-family: var(--search-font-mono);
    border-radius: var(--search-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1;
    box-shadow: var(--search-shadow-sm);
}

.global-po-badge-rq {
    background-color: rgb(var(--search-primary-light));
    color: rgb(var(--search-primary));
}

.global-po-badge-po {
    background-color: rgb(var(--search-success-light));
    color: rgb(var(--search-success));
}

.global-po-badge-internal {
    background-color: rgb(var(--search-gray-100));
    color: rgb(var(--search-gray-600));
}

.global-po-search-result-company {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.6875rem;
    font-weight: 700;
    color: rgb(var(--search-white));
    background: linear-gradient(135deg, rgb(var(--search-primary)), rgba(var(--search-primary), 0.85));
    border-radius: var(--search-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    box-shadow: var(--search-shadow-sm);
}

/* ====== RESULT DETAILS ====== */
.global-po-search-result-details {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.global-po-search-result-detail {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    color: rgb(var(--search-gray-600));
    font-weight: 500;
}

    .global-po-search-result-detail i {
        font-size: 0.75rem;
        color: rgb(var(--search-gray-400));
    }

.global-po-search-result-amount {
    font-weight: 700;
    color: rgb(var(--search-gray-900));
    font-family: var(--search-font-mono);
}

    .global-po-search-result-amount i {
        color: rgb(var(--search-success));
    }

/* ====== RESULT STATUS ====== */
.global-po-search-result-status {
    align-self: flex-start;
    padding: 0.25rem 0.625rem;
    font-size: 0.6875rem;
    font-weight: 700;
    color: white;
    border-radius: var(--search-radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    box-shadow: var(--search-shadow-sm);
}

/* ====== SCROLLBAR STYLING ====== */
.global-po-search-dropdown::-webkit-scrollbar {
    width: 6px;
}

.global-po-search-dropdown::-webkit-scrollbar-track {
    background: rgb(var(--search-gray-50));
    border-radius: var(--search-radius-sm);
}

.global-po-search-dropdown::-webkit-scrollbar-thumb {
    background: rgb(var(--search-gray-300));
    border-radius: var(--search-radius-sm);
}

    .global-po-search-dropdown::-webkit-scrollbar-thumb:hover {
        background: rgb(var(--search-gray-400));
    }

/* ====== RESPONSIVE DESIGN ====== */
@media (max-width: 1200px) {
    .global-po-search {
        max-width: 100%;
    }

        .global-po-search.expanded {
            max-width: 100%;
        }
}

@media (max-width: 768px) {
    .global-po-search-input {
        height: 2.375rem;
        font-size: 0.875rem;
        padding: 0.5rem 2.5rem 0.5rem 2.5rem;
    }

    .global-po-search-icon {
        left: 0.75rem;
        font-size: 0.9375rem;
    }

    .global-po-search-clear {
        right: 0.375rem;
        width: 1.625rem;
        height: 1.625rem;
        font-size: 0.8125rem;
    }

    .global-po-search-result {
        padding: 0.75rem;
        gap: 0.5rem;
    }

    .global-po-search-result-details {
        gap: 0.75rem;
    }

    .global-po-search-result-detail {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .global-po-search-input {
        height: 2.25rem;
        font-size: 0.8125rem;
    }

    .global-po-search-result-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .global-po-badge,
    .global-po-search-result-company,
    .global-po-search-result-status {
        font-size: 0.625rem;
        padding: 0.1875rem 0.5rem;
    }
}

/* ====== ACCESSIBILITY ====== */
@media (prefers-reduced-motion: reduce) {
    .global-po-search-dropdown,
    .global-po-search-input,
    .global-po-search-clear,
    .global-po-search-result {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

.global-po-search-input:focus-visible {
    outline: 3px solid rgba(var(--search-primary), 0.3);
    outline-offset: 2px;
}

.global-po-search-clear:focus-visible {
    outline: 2px solid rgba(var(--search-primary), 0.5);
    outline-offset: 2px;
}

.global-po-search-result:focus-visible {
    outline: 2px solid rgba(var(--search-primary), 0.5);
    outline-offset: -2px;
}

/* ====== HIGH CONTRAST MODE ====== */
@media (prefers-contrast: high) {
    .global-po-search-input {
        border-width: 3px;
    }

    .global-po-badge,
    .global-po-search-result-company,
    .global-po-search-result-status {
        border: 2px solid currentColor;
    }

    .global-po-search-result::before {
        width: 5px;
    }
}

/* ====== PRINT STYLES ====== */
@media print {
    .global-po-search {
        display: none !important;
    }
}

/* ====== FOCUS STATES FOR KEYBOARD NAVIGATION ====== */
.global-po-search-result:focus {
    background-color: rgb(var(--search-primary-light));
    outline: 2px solid rgb(var(--search-primary));
    outline-offset: -2px;
}

/* ====== LOADING ANIMATION ====== */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.global-po-search-loading span {
    animation: pulse 1.5s ease-in-out infinite;
}

/* ====== SPECIAL STYLING FOR DASHBOARD CONTEXT ====== */
.dash-welcome .global-po-search {
    flex: 1;
    min-width: 300px;
    max-width: 600px;
}

.dash-welcome .global-po-search-input {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-color: rgba(255, 255, 255, 0.3);
    color: white;
}

    .dash-welcome .global-po-search-input::placeholder {
        color: rgba(255, 255, 255, 0.7);
    }

    .dash-welcome .global-po-search-input:hover {
        background: rgba(255, 255, 255, 0.25);
        border-color: rgba(255, 255, 255, 0.5);
    }

    .dash-welcome .global-po-search-input:focus {
        background: rgba(255, 255, 255, 0.3);
        border-color: white;
        box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
    }

.dash-welcome .global-po-search-icon {
    color: rgba(255, 255, 255, 0.7);
}

.dash-welcome .global-po-search-input:focus ~ .global-po-search-icon {
    color: white;
}

.dash-welcome .global-po-search-clear {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

    .dash-welcome .global-po-search-clear:hover {
        background: rgba(255, 255, 255, 0.3);
        transform: scale(1.1);
    }