:root {
    /* Dracula Theme Colors */
    --dracula-bg: #282a36;
    --dracula-current: #44475a;
    --dracula-fg: #f8f8f2;
    --dracula-comment: #6272a4;
    --dracula-cyan: #8be9fd;
    --dracula-green: #50fa7b;
    --dracula-orange: #ffb86c;
    --dracula-pink: #ff79c6;
    --dracula-purple: #bd93f9;
    --dracula-red: #ff5555;
    --dracula-yellow: #f1fa8c;

    /* Semantic mapping */
    --bg-color: var(--dracula-bg);
    --surface-color: var(--dracula-current);
    --text-color: var(--dracula-fg);
    --accent-primary: var(--dracula-pink);
    --accent-secondary: var(--dracula-green);
    
    --font-main: 'Outfit', sans-serif;
    --transition-speed: 0.3s;
    --border-radius: 16px;
    --shadow-subtle: 0 8px 32px rgba(0, 0, 0, 0.3);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(189, 147, 249, 0.08), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(255, 121, 198, 0.08), transparent 25%);
}

.app-container {
    width: 100%;
    max-width: 1200px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.app-header {
    text-align: center;
    margin-bottom: 1rem;
}

.app-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-color);
    letter-spacing: -1px;
}

.app-header h1 span {
    color: var(--accent-primary);
}

.app-header p {
    color: var(--dracula-comment);
    font-size: 1rem;
    font-weight: 300;
}

/* Dashboard Grid */
.dashboard {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.dashboard-lower {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 1000px) {
    .dashboard-lower {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        align-items: stretch; /* Cards will automatically be identical height natively */
    }
}

/* Glassmorphism Cards */
.card {
    background: rgba(68, 71, 90, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(248, 248, 242, 0.1);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
}

/* Row 1/2 Consistency on Desktop is handled natively via CSS grid stretch */
.dashboard-lower .card {
    height: auto;
}

/* Row 3 Polish */
.dashboard-planning {
    margin-top: 2rem;
}

#btn-toggle-incomes {
    margin-top: auto;
}

.planning-section {
    min-height: auto; /* Remove height constraint for wide row */
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1rem;
    border-bottom: 1px solid rgba(248, 248, 242, 0.1);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
    min-height: 4rem;
}

.card-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin: 0;
}

/* Toggle Buttons */
.toggle-container {
    display: flex;
    background: rgba(40, 42, 54, 0.8);
    border-radius: 8px;
    padding: 0.25rem;
}

.toggle-btn {
    background: transparent;
    border: none;
    color: var(--dracula-comment);
    padding: 0.5rem 1rem;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.toggle-btn.active {
    background: var(--surface-color);
    color: var(--text-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Budget Display */
.budget-display {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 600px) {
    .budget-display {
        grid-template-columns: repeat(3, 1fr);
    }
}

.budget-item {
    background: rgba(40, 42, 54, 0.4);
    padding: 1.25rem;
    border-radius: 12px;
    text-align: center;
    border-bottom: 3px solid var(--dracula-comment);
    transition: transform 0.2s, background 0.2s;
}

.budget-item.clickable {
    cursor: pointer;
}

.budget-item:hover {
    transform: translateY(-4px);
    background: rgba(68, 71, 90, 0.6);
}



.budget-item h3 {
    font-size: 0.75rem;
    color: var(--dracula-comment);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.budget-item .amount {
    font-size: 1.5rem;
    font-weight: 700;
}

.budget-item.income { border-bottom-color: var(--dracula-purple); border-top: none; }
.budget-item.income .amount { color: var(--dracula-purple); }

.budget-item.expenses { border-bottom-color: var(--dracula-orange); border-top: none; }
.budget-item.expenses .amount { color: var(--dracula-orange); }

.budget-item.remaining { border-bottom-color: var(--accent-secondary); border-top: none; }
.budget-item.remaining .amount { color: var(--accent-secondary); }
.budget-item.remaining.negative { border-bottom-color: var(--dracula-red); }
.budget-item.remaining.negative .amount { color: var(--dracula-red); }


/* Forms & Inputs */
.input-form {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.input-group {
    display: flex;
    gap: 1rem;
    width: 100%;
}

.form-options {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
}

.input-select {
    flex: 1; 
    padding: 0.8rem 1rem;
    border-radius: 8px; 
    background: rgba(40,42,54,0.8); 
    color: var(--text-color); 
    border: 1px solid rgba(98, 114, 164, 0.3);
    outline: none;
    font-family: inherit;
    font-size: 1rem;
}

.input-select:focus {
    border-color: var(--accent-primary);
}

.utility-controls {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
}

.btn-sm {
    font-size: 0.75rem; 
    padding: 0.4rem 0.8rem;
}

.compact-form {
    gap: 0.5rem;
}
.compact-form input {
    padding: 0.6rem 0.8rem;
    font-size: 0.9rem;
}
.compact-form button {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
}

.mt-1 { margin-top: 1rem; }
.mt-05 { margin-top: 0.5rem; }

.btn-text {
    background: transparent;
    border: none;
    color: var(--dracula-purple);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    text-align: left;
    padding: 0.5rem 0;
    transition: color var(--transition-speed);
}
.btn-text:hover { color: #caa6ff; }
.btn-text.active { color: var(--dracula-cyan); }

input {
    flex: 1;
    min-width: 150px;
    background: rgba(40, 42, 54, 0.8);
    border: 1px solid rgba(98, 114, 164, 0.3);
    color: var(--text-color);
    padding: 0.8rem 1rem;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition-speed);
}

input:focus {
    border-color: var(--accent-primary);
}

input::placeholder {
    color: var(--dracula-comment);
}

input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
    opacity: 0.5;
    cursor: pointer;
}

.btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.btn-primary:active { transform: scale(0.98); }

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

.btn-accent:active { transform: scale(0.98); }

.btn-secondary {
    background: rgba(98, 114, 164, 0.2);
    color: var(--text-color);
    border: 1px solid rgba(98, 114, 164, 0.3);
}

.btn-secondary:hover {
    background: rgba(98, 114, 164, 0.3);
}

/* Bill List */
.filter-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.filter-btn {
    background: none;
    border: none;
    color: var(--dracula-comment);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    position: relative;
    padding-bottom: 0.25rem;
}

.filter-btn.active {
    color: var(--text-color);
    font-weight: 600;
}

.filter-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-secondary);
    border-radius: 2px;
}

.bills-list-container {
    flex: 1;
    overflow-y: auto;
    max-height: 400px;
    padding-right: 0.5rem;
    min-height: 0; /* Prevents flex children from pushing bounds natively */
}

.bills-list-container::-webkit-scrollbar {
    width: 6px;
}

.bills-list-container::-webkit-scrollbar-track {
    background: rgba(40, 42, 54, 0.5);
    border-radius: 3px;
}

.bills-list-container::-webkit-scrollbar-thumb {
    background: var(--dracula-comment);
    border-radius: 3px;
}

.bills-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Standardized Item Rows (Bills, Incomes, Planning) */
.item-row {
    background: rgba(40, 42, 54, 0.4);
    border-radius: 4px 12px 12px 4px;
    padding: 0.6rem 0.8rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 4px solid var(--dracula-comment);
    transition: all var(--transition-speed);
    animation: slideIn 0.3s ease forwards;
    gap: 0.8rem;
    will-change: transform, opacity;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.item-row:hover {
    background: rgba(68, 71, 90, 0.8);
    transform: translateX(4px);
}

.item-info {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex: 1;
}

.item-details {
    display: flex;
    flex-direction: column;
}

.item-name {
    font-weight: 700;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.item-tag {
    font-size: 0.7rem;
    color: var(--dracula-comment);
    font-weight: 400;
}

.item-date {
    font-size: 0.85rem;
    color: var(--dracula-yellow);
}

.item-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.item-amount-display {
    font-weight: 700;
    font-size: 1.2rem;
    white-space: nowrap;
}

.item-amount-display.income {
    color: var(--dracula-purple);
}

/* Specific Accents */
.bill-item { border-left-color: var(--dracula-orange); }
.bill-item.paid { border-left-color: var(--accent-secondary); opacity: 0.7; }
.bill-item.paid .item-name, .bill-item.paid .item-amount-display { text-decoration: line-through; color: var(--dracula-comment); }

.income-item { border-left-color: var(--dracula-purple); }
.planning-item { 
    border-left-color: var(--dracula-cyan); 
    cursor: pointer;
    transition: all var(--transition-speed);
}
.planning-item:hover {
    background: rgba(68, 71, 90, 0.4);
    transform: translateX(4.33px);
}


@keyframes slideIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Custom Checkbox */
.checkbox-container {
    display: inline-block;
    position: relative;
    cursor: pointer;
    font-size: 22px;
    user-select: none;
    width: 24px;
    height: 24px;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 24px;
    width: 24px;
    background-color: transparent;
    border: 2px solid var(--dracula-comment);
    border-radius: 50%;
    transition: all var(--transition-speed);
}

.checkbox-container:hover input ~ .checkmark {
    border-color: var(--accent-secondary);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--accent-secondary);
    border-color: var(--accent-secondary);
    box-shadow: 0 0 10px rgba(80, 250, 123, 0.5);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 8px;
    top: 4px;
    width: 5px;
    height: 10px;
    border: solid var(--bg-color);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* Fixed Checkbox Colors */
.bill-item.paid {
    border-left-color: var(--accent-secondary);
    opacity: 0.7;
}

.bill-item.paid .bill-name,
.bill-item.paid .bill-amount-display {
    text-decoration: line-through;
    color: var(--dracula-comment);
}

.bill-item.paid .bill-date {
    color: var(--dracula-comment);
}

/* Planning List Style Overrides */
.planning-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.planning-item .item-name {
    color: var(--dracula-cyan);
}

.planning-item .item-amount-display {
    color: var(--dracula-cyan);
}

.btn-icon {
    background: transparent;
    border: none;
    color: var(--dracula-comment);
    cursor: pointer;
    font-size: 1rem;
    padding: 4px;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.btn-icon.active {
    color: var(--accent-primary);
}

.btn-icon.excluded {
    color: var(--dracula-red);
}

.btn-icon.excluded:hover {
    color: #ffb86c;
}

/* Delete Button */
.btn-delete {
    background: transparent;
    border: none;
    color: var(--dracula-comment);
    cursor: pointer;
    font-size: 1.2rem;
    transition: color var(--transition-speed);
    padding: 0.5rem;
}

.btn-delete:hover {
    color: var(--dracula-red);
}

/* Income Streams list specifically */
.incomes-list .bill-item {
    border-left-color: var(--dracula-purple);
    padding: 0.75rem 1rem;
}
.incomes-list .bill-amount-display {
    color: var(--dracula-purple);
}

/* Calendar Section */
.calendar-section .subtitle {
    font-size: 1rem;
    color: var(--text-color);
    font-weight: 400;
    margin-left: 0.5rem;
}
.calendar-nav { display: flex; gap: 0.5rem; }
.icon-btn {
    background: rgba(40, 42, 54, 0.8);
    border: none;
    color: var(--dracula-comment);
    width: 32px; height: 32px;
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-speed);
}
.icon-btn:hover { background: var(--surface-color); color: var(--text-color); }

.calendar-container {
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.calendar-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-weight: 600;
    color: var(--dracula-comment);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    min-width: 600px;
}
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    min-height: 500px; /* Larger calendar */
    min-width: 600px;
}
.cal-day {
    background: rgba(40, 42, 54, 0.4);
    border-radius: 8px;
    min-height: 100px;
    padding: 0.6rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    border: 2px solid transparent;
    transition: all var(--transition-speed);
    cursor: pointer;
    overflow: hidden;
    position: relative;
    max-height: 120px; /* Enforce height limit */
}

.cal-day:hover { 
    border-color: rgba(98, 114, 164, 0.5);
    background: rgba(68, 71, 90, 0.3);
}

.cal-day::after {
    content: 'View More';
    position: absolute;
    bottom: 0px;
    left: 0;
    width: 100%;
    background: rgba(189, 147, 249, 0.9);
    color: #fff;
    font-size: 0.65rem;
    text-align: center;
    padding: 2px 0;
    transform: translateY(100%);
    transition: transform 0.2s;
    pointer-events: none;
}

.cal-day:hover::after {
    transform: translateY(0);
}
.cal-day.drag-over {
    border-color: var(--accent-primary);
    background: rgba(255, 121, 198, 0.05);
    transform: scale(1.01);
}
.cal-day.inactive { opacity: 0.3; }
.cal-day.today { border-color: var(--accent-primary); background: rgba(255, 121, 198, 0.1); }
.cal-date { font-size: 0.9rem; font-weight: 700; color: var(--dracula-comment); align-self: flex-end; }
.cal-day.today .cal-date { color: var(--accent-primary); }

.cal-bill, .cal-income {
    cursor: grab;
    transition: transform 0.1s;
}
.cal-bill:active, .cal-income:active {
    cursor: grabbing;
}
.dragging {
    opacity: 0.4;
    transform: scale(0.95);
}

.cal-bill {
    font-size: 0.75rem;
    background: rgba(255, 85, 85, 0.2);
    color: var(--dracula-red);
    padding: 4px 6px;
    border-radius: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    border-left: 2px solid var(--dracula-red);
    flex-shrink: 0; /* Anti-squish */
    min-height: 22px;
}
.cal-bill.paid {
    background: rgba(80, 250, 123, 0.1);
    color: var(--accent-secondary);
    border-left-color: var(--accent-secondary);
    text-decoration: line-through;
}

.cal-income {
    font-size: 0.75rem;
    background: rgba(80, 250, 123, 0.15);
    color: var(--accent-secondary);
    padding: 4px 6px;
    border-radius: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    border-left: 2px solid var(--accent-secondary);
    flex-shrink: 0; /* Anti-squish */
    min-height: 22px;
}


/* Mobile Adjustments */
@media (max-width: 600px) {
    .app-container {
        padding: 1rem;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .form-options {
        flex-direction: column;
        align-items: stretch;
    }

    .form-options .btn {
        width: 100%;
    }

    .input-group {
        flex-direction: column;
    }
    
    .input-group input, 
    .form-options select {
        flex: none;
        width: 100%;
    }

    .utility-controls {
        justify-content: space-between;
    }

    .utility-controls .btn-sm {
        width: auto;
        flex: 1;
        text-align: center;
        margin: 0 0.25rem;
    }
    .utility-controls .btn-sm:first-child { margin-left: 0; }
    .utility-controls .btn-sm:last-child { margin-right: 0; }

    .modal-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .modal-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    .input-form {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .bill-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .bill-info {
        width: 100%;
    }
    
    .bill-amount-display {
        margin-right: 0;
        align-self: flex-end;
    }
    
    .btn-delete {
        position: absolute;
        top: 1rem;
        right: 1rem;
    }
    
    .bill-item {
        position: relative;
    }
}

.modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(40, 42, 54, 0.8);
    backdrop-filter: blur(4px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.modal-overlay.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: var(--bg-color); /* solid background unlike regular cards */
    max-width: 500px;
    width: 90%;
    transform: translateY(-20px);
    transition: transform var(--transition-speed);
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.modal-overlay.show .modal-content {
    transform: translateY(0);
}