:root {
    --color-bg-primary: #181818;
    --color-bg-secondary: #1f1f1f;
    --color-text-primary: #d7d7d7;
    --color-candle-up: #26a69a;
    --color-candle-down: #ef5350;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    /* 618 tokens (spec 037): six18.css owns the values; dark is the default.
       The --color-* vars below remain for the chart-overlay fib panels, which stay
       dark-tuned in both modes (FR-011). */
    background-color: var(--hz-bg);
    color: var(--hz-text);
    font-family: var(--hz-font);
    font-size: 14px;
}

* {
    box-sizing: border-box;
}

.blazor-error-boundary {
    background: #b32121;
    padding: 1rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

#blazor-error-ui {
    background: var(--hz-raised);
    color: var(--hz-text);
    padding: 0.6rem 1rem;
    border-top: 2px solid var(--hz-danger);
    position: fixed;
    bottom: 0;
    width: 100%;
    display: none;
}


.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--hz-success);
}

.invalid {
    outline: 1px solid var(--hz-danger);
}

.validation-message {
    color: var(--hz-danger);
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* ─────────────────────────────────────────────────────────────────────────────
   FIB CUSTOMIZATION: CSS HOOKS & LAYOUT SLOTS
   Feature: 005-customize-fib-points
   ───────────────────────────────────────────────────────────────────────────── */

:root {
    --fib-panel-width: 300px;
    --fib-level-height: 2rem;
    --fib-input-padding: 0.5rem;
    --fib-button-height: 2.25rem;
    --fib-label-font-size: 0.875rem;
    --fib-color-swatch-size: 1.5rem;
}

/* Main fib settings panel container */
.fib-panel {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--color-bg-secondary);
    border: 1px solid #444;
    border-radius: 4px;
    width: min(var(--fib-panel-width), calc(100vw - 2rem));
    max-width: 90vw;
    overflow-y: auto;
    max-height: min(460px, 45vh);
}

/* Fib levels section — scrollable list */
.fib-panel-levels {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    max-height: 220px;
    overflow-y: auto;
    border: 1px solid #444;
    border-radius: 3px;
    padding: 0.5rem;
}

/* Header row: On | Color | Level */
.fib-level-header {
    display: grid;
    grid-template-columns: 2.25rem 3rem minmax(0, 1fr);
    gap: 0.5rem;
    padding: 0.5rem;
    font-weight: 600;
    font-size: var(--fib-label-font-size);
    color: #999;
    border-bottom: 1px solid #555;
    margin-bottom: 0.25rem;
}

/* Individual fib level row */
.fib-level-row {
    display: grid;
    grid-template-columns: 2.25rem 3rem minmax(0, 1fr);
    gap: 0.5rem;
    align-items: center;
    padding: 0.5rem;
    background-color: var(--color-bg-primary);
    border-radius: 2px;
    transition: background-color 0.15s ease;
}

    .fib-level-row:hover {
        background-color: #2a2a2a;
    }

/* Checkbox column */
.fib-col-on {
    justify-self: center;
}

.fib-level-row input.fib-col-on[type="checkbox"] {
    width: 1.1rem;
    height: 1.1rem;
    margin: 0;
    accent-color: #26a69a;
    cursor: pointer;
}

/* Color picker column */
.fib-col-color {
    justify-self: center;
}

.fib-level-header .fib-col-color {
    justify-self: start;
    width: auto;
    min-width: 0;
}

.fib-level-row input.fib-col-color[type="color"] {
    width: var(--fib-color-swatch-size);
    min-width: var(--fib-color-swatch-size);
    height: var(--fib-color-swatch-size);
    padding: 0;
    border: 1px solid #666;
    border-radius: 2px;
    cursor: pointer;
    background: transparent;
}

/* Label column (ratio % or custom ratio input) */
.fib-col-label {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    font-size: var(--fib-label-font-size);
    color: var(--color-text-primary);
    word-break: break-word;
    padding-left: 0.25rem;
}

/* Input field for ratio value */
.fib-col-label input[type="number"] {
    width: 100%;
    padding: var(--fib-input-padding);
    font-size: var(--fib-label-font-size);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    border: 1px solid #666;
    border-radius: 2px;
}

    .fib-col-label input[type="number"]:focus {
        border-color: #2196f3;
        outline: none;
    }

/* Delete button (per custom level) */
.fib-delete-btn {
    width: 1.5rem;
    height: 1.5rem;
    padding: 0;
    background-color: transparent;
    color: #f44336;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.15s ease;
}

    .fib-delete-btn:hover {
        background-color: rgba(244, 67, 54, 0.1);
    }

    .fib-delete-btn:active {
        background-color: rgba(244, 67, 54, 0.2);
    }

/* T025: Custom ratio section */
.fib-custom-section {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.75rem;
    background-color: var(--color-bg-primary);
    border: 1px dashed #555;
    border-radius: 3px;
}

.fib-custom-header {
    font-weight: 600;
    font-size: var(--fib-label-font-size);
    color: #999;
}

.fib-custom-input-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.fib-custom-input {
    flex: 1;
    min-width: 0;
    padding: var(--fib-input-padding);
    font-size: var(--fib-label-font-size);
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
    border: 1px solid #666;
    border-radius: 2px;
}

    .fib-custom-input:focus {
        border-color: #2196f3;
        outline: none;
    }

    .fib-custom-input::placeholder {
        color: #777;
    }

/* Add custom button */
.fib-add-custom-btn {
    padding: var(--fib-input-padding) 0.75rem;
    font-size: var(--fib-label-font-size);
    background-color: #4caf50;
    color: white;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    transition: background-color 0.15s ease;
    font-weight: 500;
    white-space: nowrap;
}

    .fib-add-custom-btn:hover:not(:disabled) {
        background-color: #45a049;
    }

    .fib-add-custom-btn:active:not(:disabled) {
        background-color: #3d8b40;
    }

    .fib-add-custom-btn:disabled {
        background-color: #999;
        cursor: not-allowed;
        opacity: 0.6;
    }

/* Error message display */
.fib-error-message {
    padding: 0.5rem;
    font-size: 0.8rem;
    background-color: rgba(244, 67, 54, 0.15);
    color: #ff6b6b;
    border: 1px solid #f44336;
    border-radius: 2px;
    word-wrap: break-word;
}

/* Custom levels list */
.fib-custom-levels-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    max-height: 200px;
    overflow-y: auto;
    padding: 0.25rem;
}

.fib-custom-level-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    background-color: var(--color-bg-secondary);
    border-radius: 2px;
    transition: background-color 0.15s ease;
}

    .fib-custom-level-item:hover {
        background-color: #2a2a2a;
    }

.fib-custom-ratio {
    min-width: 3rem;
    font-size: var(--fib-label-font-size);
    color: var(--color-text-primary);
    font-weight: 500;
}

.fib-custom-color {
    width: var(--fib-color-swatch-size);
    height: var(--fib-color-swatch-size);
    border: 1px solid #666;
    border-radius: 2px;
    flex-shrink: 0;
}

/* Add custom ratio section */
.fib-add-custom-section {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid #555;
}

.fib-add-custom-input {
    flex: 1;
    padding: var(--fib-input-padding);
    font-size: var(--fib-label-font-size);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    border: 1px solid #666;
    border-radius: 2px;
    min-width: 0;
}

    .fib-add-custom-input:focus {
        border-color: #2196f3;
        outline: none;
    }

    .fib-add-custom-input::placeholder {
        color: #777;
    }

/* Display options section */
.fib-display-options {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.5rem 0;
    border-top: 1px solid #555;
    border-bottom: 1px solid #555;
}

.fib-option-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

    .fib-option-row label {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        font-size: var(--fib-label-font-size);
        cursor: pointer;
        flex: 1;
    }

    .fib-option-row input[type="checkbox"] {
        width: 1rem;
        height: 1rem;
        cursor: pointer;
    }

/* Dropdown selects (line style, line width, label position) */
.fib-select {
    width: 100%;
    padding: var(--fib-input-padding);
    font-size: var(--fib-label-font-size);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    border: 1px solid #666;
    border-radius: 2px;
    cursor: pointer;
}

    .fib-select:focus {
        border-color: #2196f3;
        outline: none;
    }

.fib-select-row {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.fib-select-label {
    font-size: var(--fib-label-font-size);
    color: #999;
    font-weight: 500;
}

/* Clear all drawings button */
.fib-clear-btn {
    height: 1.7rem;
    padding: 0 0.6rem;
    font-size: var(--fib-label-font-size);
    background-color: #f44336;
    color: white;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    transition: background-color 0.15s ease;
    font-weight: 500;
}

    .fib-clear-btn:hover {
        background-color: #da190b;
    }

    .fib-clear-btn:active {
        background-color: #c4160a;
    }

/* Error/validation message */
.fib-error-message {
    font-size: var(--fib-label-font-size);
    color: #f44336;
    padding: 0.5rem;
    background-color: rgba(244, 67, 54, 0.1);
    border-left: 3px solid #f44336;
    border-radius: 2px;
}

.fib-success-message {
    font-size: var(--fib-label-font-size);
    color: #4caf50;
    padding: 0.5rem;
    background-color: rgba(76, 175, 80, 0.1);
    border-left: 3px solid #4caf50;
    border-radius: 2px;
}

/* Scrollbar styling for fib-panel-levels */
.fib-panel-levels::-webkit-scrollbar {
    width: 6px;
}

.fib-panel-levels::-webkit-scrollbar-track {
    background-color: var(--color-bg-primary);
}

.fib-panel-levels::-webkit-scrollbar-thumb {
    background-color: #555;
    border-radius: 3px;
}

    .fib-panel-levels::-webkit-scrollbar-thumb:hover {
        background-color: #666;
    }

/* Dark mode invert for fib select options */
.fib-select option {
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
}

/* Overlay-specific sizing: ensure fib content fills left drawer */
.fib-side-overlay .fib-panel {
    width: 100%;
    max-width: 100%;
    height: 100%;
    max-height: 100%;
}

.fib-side-overlay .fib-panel-levels {
    flex: 1;
    min-height: 0;
    max-height: none;
}