/* ==========================================================================
   Boundary Calculator — Grey & Associates
   Component-specific styles only (site base styles loaded from styles.css)
   ========================================================================== */

:root {
    --color-error: #DC2626;
}

/* ==========================================================================
   Boundary Calculator Component
   ========================================================================== */

/* --- Two-column layout --- */
.bc-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-8);
    align-items: start;
}

@media (max-width: 768px) {
    .bc-layout {
        grid-template-columns: 1fr;
    }
}

/* --- Diagram --- */
.bc-diagram {
    max-width: 100%;
    background: #fff;
    border: 1px solid var(--color-neutral-200);
    border-radius: 8px;
}

.bc-diagram svg {
    width: 100%;
    height: auto;
    display: block;
    font-family: inherit;
}

/* --- SVG Element Styles --- */
.bc-wall       { fill: var(--color-neutral-900); }
.bc-opening-bg { fill: #fff; stroke: none; }
.bc-opening    { fill: #fff; stroke: var(--color-neutral-600); stroke-width: 1.5; }
.bc-opening-label {
    fill: var(--color-neutral-500);
    font-size: 10px;
    text-anchor: middle;
    dominant-baseline: central;
}
.bc-boundary   { stroke: var(--color-error); stroke-width: 2; stroke-dasharray: 8 4; }
.bc-dimension  { stroke: var(--color-neutral-500); stroke-width: 1; fill: none; }
.bc-dimension-text {
    fill: var(--color-neutral-700);
    font-size: 14px;
    text-anchor: middle;
    dominant-baseline: middle;
}
.bc-label-boundary {
    fill: var(--color-error);
    font-size: 13px;
    font-weight: 600;
    text-anchor: middle;
}
/* Fence post */
.bc-fence-post { fill: #8B6914; stroke: #5C4400; stroke-width: 1.5; }
.bc-fence-thickness-label {
    fill: #fff;
    font-size: 14px;
    text-anchor: middle;
    dominant-baseline: auto;
}
.bc-fence-label {
    fill: #fff;
    font-size: 12px;
    text-anchor: middle;
    dominant-baseline: central;
    font-weight: 600;
}

/* Export */
.bc-export { margin-top: 1rem; text-align: center; }
.bc-export__buttons { display: inline-block; }
.bc-export__btn { width: auto; padding-left: 2rem; padding-right: 2rem; }

.bc-prop-label {
    fill: var(--color-neutral-700);
    font-size: 18px;
    font-weight: 600;
}
.bc-label-title {
    fill: var(--color-neutral-700);
    font-size: 18px;
    text-anchor: middle;
    font-weight: 600;
}

/* --- Panel --- */
.bc-panel {
    position: sticky;
    top: var(--space-4);
}

@media (max-width: 768px) {
    .bc-panel {
        position: static;
    }
}

/* --- Form --- */
.bc-form__group {
    margin-bottom: var(--space-4);
}

.bc-form__label {
    display: block;
    font-weight: 600;
    color: var(--color-neutral-900);
    margin-bottom: var(--space-1);
}

.bc-form__unit {
    color: var(--color-neutral-400);
    font-weight: 400;
    font-size: 0.875rem;
}

.bc-form__hint {
    font-size: 0.875rem;
    color: var(--color-neutral-500);
    margin-bottom: var(--space-2);
    line-height: 1.4;
}

.bc-form__input {
    display: block;
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-neutral-300);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--color-neutral-900);
    background: #fff;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    min-height: 44px;
}

.bc-form__input:focus {
    outline: none;
    border-color: var(--color-primary-700);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.bc-form__input--error {
    border-color: var(--color-error);
}

.bc-form__input--error:focus {
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
}

.bc-form__error {
    display: block;
    color: var(--color-error);
    font-size: 0.875rem;
    min-height: 1.25em;
    margin-top: var(--space-1);
}

.bc-form__error--cross {
    margin-bottom: var(--space-4);
}

/* --- Fieldset / Radio --- */
.bc-form__fieldset {
    border: 1px solid var(--color-neutral-200);
    border-radius: 6px;
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-4);
}

.bc-form__legend {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-neutral-900);
    padding: 0 var(--space-1);
}

.bc-form__radio-group {
    display: flex;
    gap: var(--space-6);
    margin-top: var(--space-2);
}

.bc-form__radio-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.9375rem;
    color: var(--color-neutral-700);
    cursor: pointer;
}

.bc-form__radio-label input[type="radio"] {
    accent-color: var(--color-primary-900);
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.bc-form__submit {
    display: block;
    width: 100%;
    padding: var(--space-3) var(--space-6);
    background: var(--color-primary-900);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    min-height: 44px;
    transition: background-color 0.15s ease;
}

.bc-form__submit:hover {
    background: var(--color-primary-800);
}

.bc-form__submit:active {
    background: var(--color-primary-700);
}

.bc-form__submit:focus-visible {
    outline: 2px solid var(--color-primary-700);
    outline-offset: 2px;
}

/* --- Results --- */
.bc-results {
    margin-top: var(--space-6);
    background: var(--color-neutral-50);
    border: 1px solid var(--color-neutral-200);
    border-radius: 8px;
    padding: var(--space-6);
}

.bc-results__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-primary-900);
    margin-bottom: var(--space-4);
}

.bc-results__list {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--space-2) var(--space-4);
    align-items: baseline;
}

.bc-results__list dt {
    font-size: 0.9375rem;
    color: var(--color-neutral-600);
}

.bc-results__list dd {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-neutral-900);
    text-align: right;
}

.bc-results__note {
    margin-top: var(--space-3);
    font-size: 0.8125rem;
    color: var(--color-neutral-500);
    font-style: italic;
}

/* Explanatory content list styling */
.section--light ul {
    padding-left: 2rem;
    margin-bottom: 2.5rem;
}

/* Hide number input spinners */
.bc-form__input::-webkit-outer-spin-button,
.bc-form__input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.bc-form__input[type="number"] {
    -moz-appearance: textfield;
}