/* ===== CSS Variables ===== */
:root {
    /* Colors - Vibrant and Kid-Friendly */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #ec4899;
    --secondary-dark: #db2777;
    --accent: #f59e0b;

    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;

    /* Neutrals */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border: #e2e8f0;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-success: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
    --gradient-card: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Typography */
    --font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ===== Reset & Base ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== Container ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== Header ===== */
.header {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xl) 0;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) translateX(0);
    }

    50% {
        transform: translateY(-20px) translateX(10px);
    }
}

.header-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.logo-icon {
    font-size: 2.5rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

.logo-text {
    letter-spacing: -0.5px;
}

.tagline {
    font-size: 1.125rem;
    opacity: 0.95;
    font-weight: 400;
}

/* ===== Main Content ===== */
.main {
    padding: var(--spacing-xl) 0;
    min-height: calc(100vh - 400px);
}

/* ===== Search Section ===== */
.search-section {
    margin-bottom: var(--spacing-xl);
}

.search-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

/* ===== Search Tabs ===== */
.search-tabs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.tab-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    font-family: var(--font-family);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.tab-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.tab-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.tab-icon {
    font-size: 1.75rem;
}

.tab-text {
    font-weight: 600;
}

/* ===== Search Form ===== */
.search-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.input-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.input-wrapper {
    position: relative;
}

.input-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.25rem;
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 3.5rem;
    font-size: 1rem;
    font-family: var(--font-family);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    background: var(--bg-secondary);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.search-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-family);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.search-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.search-btn:active {
    transform: translateY(0);
}

.btn-icon {
    font-size: 1.25rem;
}

/* ===== Quick Info ===== */
.quick-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.info-item.emergency-number {
    color: var(--error);
    font-weight: 600;
}

.info-icon {
    font-size: 1.125rem;
}

/* ===== Loading ===== */
.loading {
    text-align: center;
    padding: var(--spacing-xl);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto var(--spacing-md);
    border: 4px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* ===== Skeleton Loading ===== */
.skeleton-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
}

.skeleton {
    background: linear-gradient(90deg,
            #f0f0f0 0%,
            #e0e0e0 50%,
            #f0f0f0 100%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    border-radius: 4px;
}

@keyframes skeleton-shimmer {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

.skeleton-title {
    height: 24px;
    width: 70%;
    margin-bottom: 12px;
}

.skeleton-badge {
    height: 20px;
    width: 60px;
    display: inline-block;
    margin-right: 8px;
}

.skeleton-text {
    height: 16px;
    width: 100%;
    margin-bottom: 8px;
}

.skeleton-text.short {
    width: 40%;
}

.skeleton-button {
    height: 48px;
    width: 100%;
    margin-top: 12px;
}

/* ===== Results Section ===== */
.results-section {
    animation: fadeIn 0.5s ease;
}

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

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

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.results-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.results-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.results-count {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.sort-options {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
}

.sort-select {
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-family);
    cursor: pointer;
}

/* ===== Results List ===== */
.results-list {
    display: grid;
    gap: var(--spacing-md);
}

.result-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    transition: all var(--transition-base);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.result-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
    border-color: var(--primary-light);
}

.result-card:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-md);
    gap: var(--spacing-md);
}

.result-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0;
    line-height: 1.4;
}

.result-badge {
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge-hospital {
    background: #dbeafe;
    color: #1e40af;
}

.badge-pharmacy {
    background: #fce7f3;
    color: #be185d;
}

.badge-emergency {
    background: #fee2e2;
    color: #991b1b;
}

/* ===== Status Badges (Operating Status) ===== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.status-open {
    background: #d1fae5;
    color: #065f46;
}

.status-closed {
    background: #fee2e2;
    color: #991b1b;
}

.status-night {
    background: #dbeafe;
    color: #1e40af;
}

.status-emergency {
    background: #fef3c7;
    color: #92400e;
}

/* Distance indicator */
.distance-badge {
    padding: 4px 10px;
    background: #f1f5f9;
    color: #475569;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.result-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.info-row {
    display: flex;
    align-items: start;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.info-row-icon {
    font-size: 1rem;
    margin-top: 2px;
}

/* ===== Operating Hours Notice ===== */
.operating-hours-notice {
    background: #f8fafc;
    border-left: 4px solid #3b82f6;
    padding: 12px;
    margin: 12px 0 8px 0;
    border-radius: 6px;
    font-size: 13px;
}

.operating-hours-title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 8px;
}

.operating-hours-list {
    list-style: none;
    padding: 0;
    margin: 0;
    color: #64748b;
}

.operating-hours-list li {
    padding: 4px 0;
    display: flex;
    justify-content: space-between;
}

.hours-warning {
    background: #fef3c7;
    border-left: 4px solid #f59e0b;
    margin-top: 8px;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    color: #92400e;
}

.emergency-notice {
    background: #fee2e2;
    border-left-color: #ef4444;
}

.night-notice {
    background: #dbeafe;
    border-left-color: #3b82f6;
}

.result-actions {
    display: flex;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.action-btn {
    flex: 1;
    min-height: 48px;
    padding: 12px 16px;
    border: none;
    border-radius: 8px;
    font-family: var(--font-family);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    text-decoration: none;
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.action-btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-call {
    background: #10b981;
    color: white;
}

.btn-call:hover {
    background: #059669;
}

.btn-directions {
    background: #3b82f6;
    color: white;
}

.btn-directions:hover {
    background: #2563eb;
}

.btn-copy {
    padding: 4px 10px;
    background: #f1f5f9;
    color: #475569;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-copy:hover {
    background: #e2e8f0;
    border-color: #cbd5e1;
}

.btn-copy.copied {
    background: #d1fae5;
    color: #065f46;
    border-color: #6ee7b7;
}

/* ===== No Results ===== */
.no-results {
    text-align: center;
    padding: var(--spacing-xl);
}

.no-results-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.no-results-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.no-results-text {
    color: var(--text-secondary);
}

/* ===== Error Message ===== */
.error-message {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.error-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.error-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--error);
}

.error-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.retry-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.retry-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ===== Pagination ===== */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.page-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.page-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.page-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===== Footer ===== */
.footer {
    background: var(--text-primary);
    color: white;
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
}

.footer-content {
    text-align: center;
}

.footer-text {
    font-size: 0.875rem;
    opacity: 0.8;
    margin-bottom: var(--spacing-xs);
}

.footer-copyright {
    font-size: 0.75rem;
    opacity: 0.6;
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    .header {
        padding: var(--spacing-lg) 0;
    }

    .logo {
        font-size: 1.5rem;
    }

    .logo-icon {
        font-size: 2rem;
    }

    .tagline {
        font-size: 1rem;
    }

    .search-tabs {
        grid-template-columns: repeat(2, 1fr);
    }

    .results-header {
        flex-direction: column;
        align-items: flex-start;
    }

    /* Enhanced mobile card design */
    .result-card {
        padding: 16px;
        margin: 0;
    }

    .result-name {
        font-size: 17px;
    }

    .result-actions {
        flex-direction: row;
        gap: 8px;
    }

    .action-btn {
        min-height: 52px;
        font-size: 17px;
    }

    .results-list {
        gap: 12px;
    }

    /* Better info row layout on mobile */
    .info-row {
        flex-wrap: wrap;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .search-card {
        padding: var(--spacing-md);
        border-radius: 8px;
    }

    .tab-btn {
        padding: var(--spacing-sm);
        font-size: 0.8rem;
    }

    .tab-icon {
        font-size: 1.5rem;
    }

    .result-card {
        padding: 16px;
    }

    .result-name {
        font-size: 16px;
    }

    .action-btn {
        font-size: 15px;
        padding: 10px 14px;
    }
}