/* ==========================================================================
   PPP - Settings Module Styles
   --------------------------------------------------------------------------
   Settings panel for units toggle, bar weight, and warm-up percentages.
   Uses global design tokens from styles.css (--color-*, --space-*, etc.)
   ========================================================================== */

.settings-view {
    width: 100%;
    max-width: var(--max-content-width);
    margin: 0 auto;
    padding-bottom: var(--space-xl);
}

.settings-header {
    padding: var(--space-sm) 0 var(--space-md);
}

.settings-header h2 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text);
}

.settings-header p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

/* --- Settings Sections --- */
.settings-section {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    margin-bottom: var(--space-md);
}

.settings-section__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.settings-section__desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

/* --- Units Toggle (segmented control) --- */
.settings-units-toggle {
    display: inline-flex;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.settings-units-toggle__option {
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text-muted);
    background-color: transparent;
    border: none;
    cursor: pointer;
    transition: background-color var(--transition), color var(--transition);
    min-height: 44px;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.settings-units-toggle__option:hover {
    color: var(--color-text);
}

.settings-units-toggle__option--active {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
}

.settings-units-toggle__option--active:hover {
    color: var(--color-on-primary);
}

/* --- Bar Weight Field --- */
.settings-bar-weight {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.settings-bar-weight__input {
    width: 100px;
    min-height: 44px;
    padding: var(--space-sm) var(--space-md);
    text-align: center;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    color: var(--color-text);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
}

.settings-bar-weight__input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary-light);
}

.settings-bar-weight__label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* --- Warm-up Percentage Editor --- */
.settings-warmup-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.settings-warmup-step {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
}

.settings-warmup-step__num {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 600;
    min-width: 24px;
}

.settings-warmup-step__input {
    width: 70px;
    min-height: 40px;
    padding: var(--space-xs) var(--space-sm);
    text-align: center;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    color: var(--color-text);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
}

.settings-warmup-step__input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary-light);
}

.settings-warmup-step__label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    min-width: 30px;
}

.settings-warmup-step__is-bar {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    cursor: pointer;
}

.settings-warmup-step__remove {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--color-danger);
    cursor: pointer;
    padding: var(--space-xs);
    min-width: 36px;
    min-height: 36px;
    margin-left: auto;
}

.settings-warmup-step__remove:hover {
    color: var(--color-danger-hover);
}

.settings-warmup-add {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-primary);
    background-color: transparent;
    border: 1px dashed var(--color-border);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: border-color var(--transition), background-color var(--transition);
    margin-top: var(--space-sm);
}

.settings-warmup-add:hover {
    border-color: var(--color-primary);
    background-color: var(--color-surface);
}

/* --- Save Button --- */
.settings-save-bar {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.settings-save-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-on-primary);
    background-color: var(--color-primary);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color var(--transition);
}

.settings-save-btn:hover {
    background-color: var(--color-primary-hover);
}

.settings-save-btn:disabled {
    opacity: 0.5;
    cursor: default;
}

.settings-saved-msg {
    font-size: var(--font-size-sm);
    color: var(--color-success);
    opacity: 0;
    transition: opacity var(--transition);
}

.settings-saved-msg--visible {
    opacity: 1;
}

/* --- Responsive --- */
@media (max-width: 479px) {
    .settings-warmup-step {
        flex-wrap: wrap;
    }

    .settings-units-toggle {
        width: 100%;
    }

    .settings-units-toggle__option {
        flex: 1;
        justify-content: center;
    }
}