/* ==================== MStarLIS - Doctor Referral Portal ==================== */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --success: #059669;
    --success-light: #d1fae5;
    --warning: #d97706;
    --warning-light: #fef3c7;
    --danger: #dc2626;
    --danger-light: #fee2e2;
    --info: #0891b2;
    --info-light: #cffafe;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --white: #ffffff;
    --radius: 12px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 1px 3px rgba(0,0,0,0.1),0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07),0 2px 4px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1),0 4px 6px rgba(0,0,0,0.05);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f1f5f9;
    color: var(--gray-800);
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 10px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
    width: 100%;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    border-radius: 8px;
}

.btn-outline {
    background: var(--white);
    border: 2px solid var(--gray-200);
    color: var(--gray-700);
}

.btn-outline:hover {
    border-color: var(--gray-300);
    background: var(--gray-50);
}

.btn-outline.active {
    border-color: var(--primary);
    background: var(--primary-light);
    color: var(--primary);
}

.btn-danger {
    background: var(--white);
    border: 2px solid var(--danger-light);
    color: var(--danger);
}

.btn-danger:hover {
    background: var(--danger-light);
}

/* ==================== FORM ELEMENTS ==================== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    font-size: 1rem;
    color: var(--gray-800);
    transition: all 0.2s;
    background: var(--gray-50);
    font-family: inherit;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-group input::placeholder {
    color: var(--gray-400);
}

/* ==================== LOGIN PAGE ==================== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 50%, #bfdbfe 100%);
}

.login-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.5s ease;
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo .icon {
    width: 56px;
    height: 56px;
    background: var(--primary);
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    margin-bottom: 0.75rem;
}

.login-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

.login-logo p {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: 0.25rem;
}

/* ==================== ERROR MESSAGE ==================== */
.error-message {
    background: var(--danger-light);
    color: var(--danger);
    padding: 0.75rem 1rem;
    border-radius: 10px;
    font-size: 0.875rem;
    margin-bottom: 1rem;
    display: none;
    animation: shake 0.4s ease;
}

.error-message.show {
    display: block;
}

/* ==================== SPINNER ==================== */
.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.spinner-dark {
    border: 2px solid var(--gray-200);
    border-top-color: var(--primary);
}

/* ==================== DASHBOARD HEADER ==================== */
.header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-logo {
    width: 36px;
    height: 36px;
    background: var(--primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: white;
}

.header-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-info {
    text-align: right;
}

.user-name {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-800);
}

.user-role {
    font-size: 0.75rem;
    color: var(--gray-500);
}

/* ==================== MAIN CONTENT ==================== */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
}

/* ==================== STATS CARDS ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
    transition: all 0.2s;
    border-left: 4px solid transparent;
}

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

.stat-card.primary { border-left-color: var(--primary); }
.stat-card.success { border-left-color: var(--success); }
.stat-card.warning { border-left-color: var(--warning); }
.stat-card.info { border-left-color: var(--info); }

.stat-label {
    font-size: 0.8125rem;
    color: var(--gray-500);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-top: 0.25rem;
}

.stat-sub {
    font-size: 0.8125rem;
    color: var(--gray-400);
    margin-top: 0.25rem;
}

/* ==================== FILTERS BAR ==================== */
.filters-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
    align-items: center;
}

.filters-bar .filter-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gray-600);
    margin-right: 0.25rem;
}

/* ==================== TABLE ==================== */
.table-container {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.table-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--gray-100);
}

.table-header h2 {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--gray-900);
}

.table-header .count {
    font-size: 0.8125rem;
    color: var(--gray-500);
    font-weight: 500;
}

.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table thead th {
    background: var(--gray-50);
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--gray-200);
    white-space: nowrap;
}

table tbody td {
    padding: 0.875rem 1rem;
    font-size: 0.875rem;
    color: var(--gray-700);
    border-bottom: 1px solid var(--gray-100);
}

table tbody tr {
    cursor: pointer;
    transition: background 0.15s;
}

table tbody tr:hover {
    background: var(--gray-50);
}

table tbody tr:last-child td {
    border-bottom: none;
}

/* ==================== BADGES ==================== */
.badge {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge-completed { background: var(--success-light); color: var(--success); }
.badge-pending { background: var(--warning-light); color: var(--warning); }
.badge-process { background: var(--info-light); color: var(--info); }
.badge-cancelled { background: var(--danger-light); color: var(--danger); }

/* ==================== EMPTY STATE ==================== */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--gray-400);
}

.empty-state .icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.empty-state p {
    font-size: 0.9375rem;
}

/* ==================== MODAL ==================== */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 200;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: fadeIn 0.2s ease;
}

.modal-overlay.show {
    display: flex;
}

.modal {
    background: var(--white);
    border-radius: 16px;
    width: 100%;
    max-width: 750px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    background: var(--white);
    border-radius: 16px 16px 0 0;
    z-index: 10;
}

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
}

.modal-close {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--gray-100);
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--gray-200);
    color: var(--gray-700);
}

.modal-body {
    padding: 1.5rem;
}

/* ==================== REPORT SECTIONS ==================== */
.report-section {
    margin-bottom: 1.5rem;
}

.report-section h4 {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-light);
}

.report-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8125rem;
}

.report-table th {
    background: var(--gray-50);
    padding: 0.5rem 0.75rem;
    text-align: left;
    font-weight: 600;
    color: var(--gray-600);
    border-bottom: 1px solid var(--gray-200);
    white-space: nowrap;
}

.report-table td {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
}

.report-table .abnormal {
    color: var(--danger);
    font-weight: 600;
}

/* ==================== PATIENT INFO GRID ==================== */
.patient-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    background: var(--gray-50);
    padding: 1rem;
    border-radius: 10px;
}

.patient-info-item .label {
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-500);
    font-weight: 600;
}

.patient-info-item .value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-top: 0.125rem;
}

/* ==================== LOADING OVERLAY ==================== */
.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.8);
    z-index: 300;
    align-items: center;
    justify-content: center;
}

.loading-overlay.show {
    display: flex;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

/* ==================== TOAST ==================== */
.toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: 600;
    color: white;
    z-index: 400;
    animation: slideInRight 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.toast-success { background: var(--success); }
.toast-error { background: var(--danger); }

/* ==================== ANIMATIONS ==================== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes shake {
    0%,100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

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

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    .login-card {
        padding: 1.5rem;
    }

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

    .main-content {
        padding: 1rem;
    }

    .header {
        padding: 0 1rem;
    }

    .header-title {
        font-size: 1rem;
    }

    .modal {
        max-width: 100%;
        border-radius: 16px 16px 0 0;
        max-height: 90vh;
    }

    table thead th,
    table tbody td {
        padding: 0.625rem 0.75rem;
        font-size: 0.8125rem;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
    }

    .stat-card {
        padding: 1rem;
    }

    .stat-value {
        font-size: 1.375rem;
    }

    .filters-bar {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 0.25rem;
    }

    .btn-sm {
        padding: 0.4rem 0.75rem;
        font-size: 0.75rem;
    }
}

/* ==================== PRINT ==================== */
@media print {
    .header,
    .filters-bar,
    .stats-grid,
    .modal-close,
    .btn {
        display: none !important;
    }

    .modal-overlay {
        position: static;
        display: block !important;
    }

    .modal {
        box-shadow: none;
        max-width: 100%;
        border-radius: 0;
    }

    .modal-body {
        padding: 0;
    }
}