:root {
    --bg-body: #f8f9fa;
    --bg-card: #ffffff;
    --text-color: #212529;
    --text-muted: #6c757d;
    --border-color: #dee2e6;
    --input-bg: #fff;
    --input-border: #ced4da;
    --input-text: #212529;
    --bs-primary: #0d6efd;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

/* Ensure placeholders are visible in dark mode */
::placeholder {
    color: #adb5bd !important;
    opacity: 1;
    /* Firefox */
}

[data-theme="dark"] ::placeholder {
    color: #888 !important;
}

[data-theme="dark"] {
    color-scheme: dark;
    /* Helps with native UI elements like spinners */
    --bg-body: #121212;
    --bg-card: #1e1e1e;
    --text-color: #e0e0e0;
    --text-muted: #adb5bd;
    --border-color: #2c2c2c;
    --input-bg: #2c2c2c;
    --input-border: #444;
    --input-text: #e0e0e0;
    --bs-primary: #3d8bfd;
    /* Slightly lighter for dark mode */
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

html[data-theme="dark"] body {
    background-color: #121212 !important;
    color: #e0e0e0 !important;
}

html[data-theme="dark"] .card {
    background-color: #1e1e1e !important;
    color: #e0e0e0 !important;
}

body {
    background-color: var(--bg-body);
    color: var(--text-color);
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    transition: background-color 0.3s, color 0.3s;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.card {
    border: none;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    transition: all 0.2s;
    background-color: var(--bg-card);
    color: var(--text-color);
}

.phase-card {
    border-left: 5px solid var(--bs-primary);
    position: relative;
    padding-bottom: 10px;
}

.phase-card.phase-disabled {
    border-left-color: #ccc !important;
    opacity: 0.6;
    background-color: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .phase-card.phase-disabled {
    background-color: rgba(255, 255, 255, 0.05);
    border-left-color: #555 !important;
}

.phase-card.phase-disabled .form-control,
.phase-card.phase-disabled .form-select,
.phase-card.phase-disabled .tax-settings-container {
    pointer-events: none;
    background-color: transparent;
    /* simple workaround */
}

.phase-card.type-deposit {
    border-left-color: #198754;
}

.phase-card.type-wait {
    border-left-color: #ffc107;
}

.phase-card.type-withdraw {
    border-left-color: #dc3545;
}

.phase-card.type-oncedeposit {
    border-left-color: #20c997;
}

.phase-card.type-oncewithdraw {
    border-left-color: #fd7e14;
}

.age-badge {
    font-size: 0.85rem;
    background-color: #e9ecef;
    color: #495057;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 600;
    margin-left: 10px;
    display: none;
}

[data-theme="dark"] .age-badge {
    background-color: #333;
    color: #ddd;
}

.drag-handle {
    cursor: grab;
    color: #adb5bd;
    padding: 0 10px 0 0;
    font-size: 1.2rem;
}

.drag-handle:active {
    cursor: grabbing;
}

.action-btn {
    cursor: pointer;
    margin-left: 10px;
    font-size: 1.1rem;
    transition: color 0.2s;
}

.toggle-btn {
    color: #6c757d;
}

.toggle-btn:hover {
    color: var(--bs-primary);
}

.toggle-btn.active-phase {
    color: #198754;
}

.delete-btn {
    color: #dc3545;
}

.delete-btn:hover {
    color: #a71d2a;
}

.tax-settings-container {
    background-color: #fff5f5;
    border: 1px solid #f5c6cb;
    border-radius: 6px;
    padding: 10px 15px;
    margin-top: 15px;
}

[data-theme="dark"] .tax-settings-container {
    background-color: #2c0b0e;
    border-color: #842029;
}

.chart-container {
    position: relative;
    height: 400px;
    width: 100%;
}

.summary-box {
    background: var(--bg-card);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.summary-value {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--bs-primary);
}

#detail-info {
    display: none;
    border-top: 1px solid var(--border-color);
    margin-top: 20px;
    padding-top: 20px;
}

.app-footer {
    background: var(--bg-card);
    color: var(--text-muted);
    margin-top: auto !important;
    position: relative;
    z-index: 10;
    box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.03);
}

/* Form controls adaptive */
.form-control,
.form-select {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--input-text);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--input-bg);
    color: var(--input-text);
    border-color: var(--bs-primary);
}

/* Common text overrides */
h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-color);
}

.text-muted {
    color: var(--text-muted) !important;
}

/* Override BS utility */
.bg-light {
    background-color: var(--bg-card) !important;
}

/* Input Group Addon (The $ sign) */
.input-group-text {
    background-color: var(--input-bg) !important;
    border-color: var(--input-border);
    color: var(--text-muted);
}

[data-theme="dark"] .input-group-text {
    color: var(--text-color);
}