/* StaffPilot design-system controls — buttons, icon buttons, segmented controls */

.sp-button,
.sp-icon-button,
.sp-segmented__segment {
    box-sizing: border-box;
    font-family: var(--sp-font-family);
    font-weight: var(--control-font-weight);
    white-space: nowrap;
    cursor: pointer;
    border: 1px solid transparent;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
}

.sp-button:focus-visible,
.sp-icon-button:focus-visible,
.sp-segmented__segment:focus-visible {
    outline: none;
    box-shadow: var(--control-focus-ring);
}

.sp-button:disabled,
.sp-icon-button:disabled,
.sp-segmented__segment:disabled,
.sp-segmented--disabled {
    cursor: default;
    pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
    .sp-button,
    .sp-icon-button,
    .sp-segmented__segment,
    .sp-button__spinner {
        transition: none !important;
        animation: none !important;
    }
}

/* ===== AppButton ===== */
.sp-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
    position: relative;
    gap: 0;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.sp-button--full-width {
    width: 100%;
}

.sp-button--compact {
    min-height: var(--control-height-compact);
    padding: 0 var(--control-padding-inline-compact);
    font-size: var(--control-font-size-compact);
    line-height: var(--control-line-height-compact);
    border-radius: var(--control-radius-compact);
}

.sp-button--default {
    min-height: var(--control-height-default);
    padding: 0 var(--control-padding-inline-default);
    font-size: var(--control-font-size-default);
    line-height: var(--control-line-height-default);
    border-radius: var(--control-radius-default);
}

.sp-button--large {
    min-height: var(--control-height-large);
    padding: 0 var(--control-padding-inline-large);
    font-size: var(--control-font-size-large);
    line-height: var(--control-line-height-large);
    border-radius: var(--control-radius-large);
}

.sp-button--leading-icon.sp-button--compact {
    padding-left: 10px;
}

.sp-button--leading-icon.sp-button--default {
    padding-left: 14px;
}

.sp-button--leading-icon.sp-button--large {
    padding-left: 18px;
}

.sp-button--trailing-icon.sp-button--compact {
    padding-right: 10px;
}

.sp-button--trailing-icon.sp-button--default {
    padding-right: 14px;
}

.sp-button--trailing-icon.sp-button--large {
    padding-right: 18px;
}

.sp-button--leading-icon.sp-button--trailing-icon.sp-button--compact {
    padding-left: 10px;
    padding-right: 10px;
}

.sp-button--leading-icon.sp-button--trailing-icon.sp-button--default {
    padding-left: 14px;
    padding-right: 14px;
}

.sp-button--leading-icon.sp-button--trailing-icon.sp-button--large {
    padding-left: 18px;
    padding-right: 18px;
}

.sp-button__inner {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--control-icon-gap-default);
    min-height: inherit;
}

.sp-button--compact .sp-button__inner {
    gap: var(--control-icon-gap-compact);
}

.sp-button__label {
    display: inline-block;
    line-height: inherit;
}

.sp-button__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    line-height: 0;
}

.sp-button--compact .sp-button__icon .mud-icon-root {
    font-size: var(--control-icon-size-compact) !important;
    width: var(--control-icon-size-compact);
    height: var(--control-icon-size-compact);
}

.sp-button--default .sp-button__icon .mud-icon-root {
    font-size: var(--control-icon-size-default) !important;
    width: var(--control-icon-size-default);
    height: var(--control-icon-size-default);
}

.sp-button--large .sp-button__icon .mud-icon-root {
    font-size: var(--control-icon-size-large) !important;
    width: var(--control-icon-size-large);
    height: var(--control-icon-size-large);
}

.sp-button--primary {
    background: var(--button-primary-background);
    border-color: var(--button-primary-background);
    color: var(--button-primary-foreground);
}

.sp-button--primary:hover:not(:disabled) {
    background: var(--button-primary-background-hover);
    border-color: var(--button-primary-background-hover);
}

.sp-button--primary:active:not(:disabled) {
    background: var(--button-primary-background-active);
    border-color: var(--button-primary-background-active);
}

.sp-button--secondary,
.sp-button--outline {
    background: var(--button-secondary-background);
    border-color: var(--button-secondary-border);
    color: var(--button-secondary-foreground);
}

.sp-button--secondary:hover:not(:disabled),
.sp-button--outline:hover:not(:disabled) {
    background: var(--button-secondary-background-hover);
}

.sp-button--tertiary,
.sp-button--ghost {
    background: transparent;
    border-color: transparent;
    color: var(--control-foreground-muted);
}

.sp-button--tertiary:hover:not(:disabled),
.sp-button--ghost:hover:not(:disabled) {
    background: var(--control-background-hover);
    color: var(--control-foreground);
}

.sp-button--destructive {
    background: var(--button-destructive-background);
    border-color: var(--button-destructive-background);
    color: var(--button-destructive-foreground);
}

.sp-button--destructive:hover:not(:disabled) {
    background: var(--button-destructive-background-hover);
    border-color: var(--button-destructive-background-hover);
}

.sp-button--destructive-outline {
    background: var(--control-background);
    border-color: var(--sp-error);
    color: var(--sp-error);
}

.sp-button--destructive-outline:hover:not(:disabled) {
    background: #fef2f2;
}

.sp-button:disabled,
.sp-button--loading {
    background: var(--control-disabled-background);
    border-color: var(--control-disabled-border);
    color: var(--control-disabled-foreground);
}

.sp-button--primary:disabled,
.sp-button--primary.sp-button--loading {
    background: #94a3b8;
    border-color: #94a3b8;
    color: #f8fafc;
}

.sp-button--destructive:disabled,
.sp-button--destructive.sp-button--loading {
    background: #fca5a5;
    border-color: #fca5a5;
    color: #fff;
}

.sp-button--loading .sp-button__inner {
    visibility: hidden;
}

.sp-button__loader {
    position: absolute;
    inset: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sp-button__spinner {
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: sp-spin 0.65s linear infinite;
    opacity: 0.85;
}

.sp-button--compact .sp-button__spinner {
    width: 14px;
    height: 14px;
}

@keyframes sp-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===== IconButton ===== */
.sp-icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    padding: 0;
    background: transparent;
    border-color: transparent;
    color: var(--control-foreground-muted);
    transition: background-color 0.15s ease, color 0.15s ease;
}

.sp-icon-button--compact {
    width: var(--control-height-compact);
    min-width: var(--control-height-compact);
    height: var(--control-height-compact);
    min-height: var(--control-height-compact);
    border-radius: var(--control-radius-compact);
}

.sp-icon-button--default {
    width: var(--control-height-default);
    min-width: var(--control-height-default);
    height: var(--control-height-default);
    min-height: var(--control-height-default);
    border-radius: var(--control-radius-default);
}

.sp-icon-button--large {
    width: var(--control-height-large);
    min-width: var(--control-height-large);
    height: var(--control-height-large);
    min-height: var(--control-height-large);
    border-radius: var(--control-radius-large);
}

.sp-icon-button:hover:not(:disabled) {
    background: var(--control-background-hover);
    color: var(--control-foreground);
}

.sp-icon-button:active:not(:disabled) {
    background: var(--control-background-active);
}

.sp-icon-button:disabled {
    color: var(--control-disabled-foreground);
    background: transparent;
}

.sp-icon-button--compact .mud-icon-root {
    font-size: var(--control-icon-size-compact) !important;
}

.sp-icon-button--default .mud-icon-root {
    font-size: var(--control-icon-size-default) !important;
}

.sp-icon-button--large .mud-icon-root {
    font-size: var(--control-icon-size-large) !important;
}

.sp-icon-button__spinner {
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: sp-spin 0.65s linear infinite;
}

/* ===== SegmentedControl ===== */
.sp-segmented {
    display: inline-flex;
    align-items: center;
    box-sizing: border-box;
    height: var(--control-height-default);
    padding: var(--segmented-container-padding);
    gap: var(--segmented-segment-gap);
    border: 1px solid var(--segmented-border);
    border-radius: var(--control-radius-large);
    background: var(--segmented-background);
    flex-shrink: 0;
}

.sp-segmented--compact {
    height: var(--control-height-compact);
    border-radius: var(--control-radius-default);
}

.sp-segmented--full-width {
    display: flex;
    width: 100%;
}

.sp-segmented--full-width .sp-segmented__segment {
    flex: 1;
}

.sp-segmented__segment {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--control-icon-gap-compact);
    min-height: calc(var(--control-height-default) - 2 * var(--segmented-container-padding) - 2px);
    padding: 0 var(--control-padding-inline-default);
    border: none;
    border-radius: var(--segmented-segment-radius);
    background: transparent;
    color: var(--segmented-inactive-foreground);
    font-size: var(--control-font-size-default);
    line-height: var(--control-line-height-default);
    transition: background-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.sp-segmented--compact .sp-segmented__segment {
    min-height: calc(var(--control-height-compact) - 2 * var(--segmented-container-padding) - 2px);
    padding: 0 var(--control-padding-inline-compact);
    font-size: var(--control-font-size-compact);
    line-height: var(--control-line-height-compact);
}

.sp-segmented__segment:hover:not(:disabled):not(.sp-segmented__segment--selected) {
    background: var(--segmented-hover-background);
    color: var(--control-foreground);
}

.sp-segmented__segment--selected {
    background: var(--segmented-active-background);
    color: var(--segmented-active-foreground);
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08);
}

.sp-segmented__segment:disabled {
    color: var(--control-disabled-foreground);
    background: transparent;
}

.sp-segmented__segment--selected:disabled {
    background: #94a3b8;
    color: #f8fafc;
}

.sp-segmented__segment .mud-icon-root {
    font-size: var(--control-icon-size-compact) !important;
}

/* ===== Toolbar alignment ===== */
.sp-toolbar,
.schedule-toolbar {
    gap: 0.625rem;
    align-items: center;
}

.sp-toolbar .mud-input-control,
.schedule-toolbar .mud-input-control {
    margin-top: 0;
}

.sp-toolbar__group {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    flex-wrap: nowrap;
}

.sp-toolbar__group--nav .sp-toolbar__label {
    font-size: 0.875rem;
    font-weight: 600;
    line-height: var(--control-line-height-default);
    color: var(--sp-text-primary);
    white-space: nowrap;
}

@media (max-width: 639px) {
    .schedule-toolbar .sp-button,
    .schedule-toolbar .sp-segmented,
    .sp-toolbar .sp-button {
        width: 100%;
    }

    .sp-toolbar__control,
    .portal-filter-bar__fields > .portal-filter-bar__field,
    .schedule-toolbar .mud-input-control,
    .schedule-toolbar .mud-select,
    .sp-toolbar .mud-input-control,
    .sp-toolbar .mud-select {
        width: 100%;
        max-width: none !important;
        flex: 1 1 100%;
        min-width: 0 !important;
    }
}

@media (forced-colors: active) {
    .sp-button:focus-visible,
    .sp-icon-button:focus-visible,
    .sp-segmented__segment:focus-visible {
        outline: 2px solid CanvasText;
        outline-offset: 2px;
        box-shadow: none;
    }

    .sp-segmented__segment--selected {
        forced-color-adjust: none;
    }
}