/* Modern Professional VPShare Styles */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --light-bg: #f8fafc;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --border-radius: 0.5rem;
    --border-color: #e2e8f0;
}

html,
body {
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    background-color: var(--light-bg);
    color: #1e293b;
    line-height: 1.6;
}

/* Header */
.app-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 2rem 0;
    margin-bottom: 2rem;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    box-shadow: var(--card-shadow);
}

.app-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0;
    text-align: center;
    letter-spacing: -0.025em;
}

.app-subtitle {
    text-align: center;
    margin-top: 0.5rem;
    opacity: 0.9;
    font-size: 1.1rem;
}

/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: all 0.2s ease;
    background: white;
}

.card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Buttons */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #059669;
    transform: translateY(-1px);
}

.btn-outline-primary,
.btn-outline-secondary,
.btn-outline-warning,
.btn-outline-danger {
    border: 2px solid;
    background: transparent;
    transition: all 0.2s ease;
}

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

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-1px);
}

/* Form Controls */
.form-control,
.form-select {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.75rem;
    transition: all 0.2s ease;
    background: white;
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m1 6 7 7 7-7'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 16px 12px;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    padding-right: 2.5rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-label {
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

/* Control Panel */
.control-panel {
    background: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
}

.control-group {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

/* Alerts */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
}

.alert-danger {
    background-color: #fef2f2;
    color: #991b1b;
    border-left: 4px solid var(--danger-color);
}

/* Table */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.table th {
    background-color: var(--light-bg);
    font-weight: 600;
    color: var(--secondary-color);
    border: none;
}

.table td {
    border-color: var(--border-color);
}

/* Page Layout */
.page {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.content {
    flex: 1;
}

/* Error UI */
#blazor-error-ui {
    background: var(--danger-color);
    color: white;
    padding: 1rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    display: none;
    text-align: center;
    font-weight: 600;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
}

/* Responsive Design */
@media (max-width: 768px) {
    .control-group {
        flex-direction: column;
        align-items: stretch;
    }

    .control-group .form-select,
    .control-group .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .app-title {
        font-size: 2rem;
    }
}