:root {
    --bg-color: #0d1117;
    --panel-bg: rgba(22, 27, 34, 0.7);
    --panel-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --accent-color: #58a6ff;
    --accent-hover: #3182ce;
    --danger-color: #f85149;
    --input-bg: #0d1117;
    --input-border: #30363d;
    --font-family: 'Inter', sans-serif;
    --border-radius: 12px;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    background-image:
        radial-gradient(circle at 15% 50%, rgba(20, 40, 80, 0.4), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(40, 20, 80, 0.4), transparent 25%);
    background-attachment: fixed;
}

.app-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.app-header {
    text-align: center;
    margin-bottom: 3rem;
}

.app-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #58a6ff, #a371f7);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.app-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--panel-border);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.form-section {
    margin-bottom: 2.5rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--panel-border);
}

.form-section:last-of-type {
    border-bottom: none;
    padding-bottom: 1.5rem;
}

.form-section h2 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.section-desc {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.input-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

input,
select {
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2);
}

/* Base button styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.2rem;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #fff;
}

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

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--text-secondary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    border-color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.btn-large {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    background: linear-gradient(135deg, #1f6feb, #58a6ff);
}

.btn-large:hover {
    background: linear-gradient(135deg, #1f6feb, #3182ce);
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
}

.form-actions {
    margin-top: 1rem;
}

/* Dynamic Member Cards */
.member-card {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--input-border);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.member-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px dashed var(--input-border);
}

.member-header h3 {
    font-size: 1.1rem;
    color: var(--text-primary);
}

.btn-icon {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
}

.btn-icon:hover {
    color: var(--danger-color);
}

@media (max-width: 600px) {
    .glass-panel {
        padding: 1.5rem;
    }

    .input-grid {
        grid-template-columns: 1fr;
    }
}

/* Results Table Styles */
.results-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    text-align: right;
}

.results-table th,
.results-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--panel-border);
    white-space: nowrap;
}

.results-table th {
    background-color: rgba(255, 255, 255, 0.05);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

.results-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.results-table th:first-child,
.results-table td:first-child,
.results-table th:nth-child(2),
.results-table td:nth-child(2) {
    text-align: center;
}

.negative-val {
    color: var(--danger-color);
}

.positive-val {
    color: #3fb950;
}