/*!
 * Smart Materials Calculator – Front-end layout
 */
.smc {
    font: inherit;
    color: var(--smc-text-color, inherit);
    width: 100%;
}

.smc *,
.smc *::before,
.smc *::after {
    box-sizing: border-box;
}

.smc .smc-tabs {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
}

.smc .smc-tablist {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.smc .smc-tab {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 14px;
    border-radius: var(--smc-tab-radius, var(--smc-radius, 8px));
    border: 1px solid var(--smc-border-color, #e5e5e5);
    background: var(--smc-tab-bg, #fafafa);
    color: inherit;
    cursor: pointer;
    user-select: none;
    line-height: 1.1;
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.smc .smc-tab.is-active {
    background: var(--smc-tab-active-bg, #1A237E);
    color: var(--smc-tab-active-col, #ffffff);
}

.smc .smc-tab:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 2px;
}

.smc .smc-panels {
    width: 100%;
}

.smc .smc-panel {
    display: none;
    border: 1px solid var(--smc-border-color, #e5e5e5);
    border-radius: var(--smc-radius, 8px);
    background: #ffffff;
    padding: 20px;
    width: 100%;
}

.smc .smc-panel.is-active {
    display: block;
}

.smc .smc-panel > * + * {
    margin-top: 18px;
}

.smc .smc-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.smc .smc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.smc .smc-grid label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-weight: 500;
}

.smc .smc-runlist {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 8px 0;
}

.smc .smc-run-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.smc .smc-run-row__label {
    font-weight: 600;
    min-width: 62px;
}

.smc .smc-run-row__remove {
    background: transparent;
    border: 1px solid var(--smc-border-color, #e5e5e5);
    border-radius: var(--smc-radius, 8px);
    padding: 6px 12px;
    cursor: pointer;
    font-size: 16px;
    line-height: 1;
}

.smc .smc-run-row__remove:hover {
    background: var(--smc-btn-hover-bg, #ffffff);
    color: var(--smc-btn-hover-col, #1A237E);
}

.smc .smc-run-row__add {
    margin-top: 8px;
    align-self: flex-start;
}

.smc .smc-field-help {
    font-size: 0.85rem;
    color: #555;
}

.smc input[type="number"],
.smc input[type="text"],
.smc select {
    width: 100%;
    border: 1px solid var(--smc-border-color, #e5e5e5);
    border-radius: var(--smc-input-radius, var(--smc-radius, 8px));
    padding: 10px 12px;
    line-height: 1.2;
    background: #ffffff;
}

.smc input[type="number"]:focus,
.smc input[type="text"]:focus,
.smc select:focus {
    outline: 2px solid var(--smc-tab-active-bg, #1A237E);
    outline-offset: 1px;
}

.smc .smc-btn,
.smc button,
.smc .button,
.smc .smc-card__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 18px;
    border-radius: var(--smc-radius, 8px);
    border: 1px solid var(--smc-btn-bg, #1A237E);
    background: var(--smc-btn-bg, #1A237E);
    color: var(--smc-btn-col, #ffffff);
    cursor: pointer;
    line-height: 1.1;
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.smc .smc-btn:hover,
.smc button:hover,
.smc .button:hover {
    background: var(--smc-btn-hover-bg, #ffffff);
    color: var(--smc-btn-hover-col, #1A237E);
    border-color: var(--smc-btn-hover-bg, #ffffff);
    transform: var(--smc-btn-hover-transform, none);
    box-shadow: var(--smc-btn-hover-shadow, none);
    text-decoration: var(--smc-btn-hover-underline, none);
}

.smc .smc-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.smc .smc-result,
.smc .smc-estimates {
    border-radius: var(--smc-radius, 8px);
    border: 1px solid var(--smc-border-color, #e5e5e5);
    background: var(--smc-note-bg, #f7faf9);
    padding: 16px;
}

.smc .smc-note {
    margin: 0;
    background: var(--smc-note-bg, #f7faf9);
    border: 1px solid var(--smc-note-border, #dfeee7);
    border-radius: var(--smc-radius, 8px);
    padding: 10px 12px;
}

.smc .smc-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 8px;
}

.smc .smc-links__title {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

.smc .smc-products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 18px;
    align-items: stretch;
}

.smc .smc-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    border: 1px solid var(--smc-border-color, #e5e5e5);
    border-radius: var(--smc-radius, 8px);
    overflow: hidden;
    background: #ffffff;
}

.smc .smc-card__thumb img {
    display: block;
    width: 100%;
    height: auto;
}

.smc .smc-card__body {
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.smc .smc-card__title {
    margin: 0;
    font-size: 1rem;
}

.smc .smc-card__price {
    margin: 0;
    font-weight: 600;
}

.smc .smc-card__excerpt {
    margin: 0;
    color: inherit;
}

.smc .smc-card__actions {
    margin-top: auto;
    padding: 12px;
    border-top: 1px solid var(--smc-border-color, #e5e5e5);
}

.smc .smc-card__btn,
.smc .smc-card__link {
    background: var(--smc-card-btn-bg, var(--smc-btn-bg, #1A237E));
    color: var(--smc-card-btn-col, var(--smc-btn-col, #ffffff));
    border: 1px solid var(--smc-card-btn-bg, var(--smc-btn-bg, #1A237E));
    border-radius: var(--smc-radius, 8px);
    padding: 10px 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.smc .smc-card__btn:hover,
.smc .smc-card__link:hover {
    background: var(--smc-card-btn-hover-bg, var(--smc-btn-hover-bg, #ffffff));
    color: var(--smc-card-btn-hover-col, var(--smc-btn-hover-col, #1A237E));
    border-color: var(--smc-card-btn-hover-bg, var(--smc-btn-hover-bg, #ffffff));
    transform: var(--smc-card-btn-hover-transform, none);
    box-shadow: var(--smc-card-btn-hover-shadow, none);
    text-decoration: var(--smc-card-btn-hover-underline, none);
}

@media (max-width: 720px) {
    .smc .smc-panel {
        padding: 16px;
    }

    .smc .smc-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 14px;
    }

    .smc .smc-products {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .smc .smc-grid {
        grid-template-columns: 1fr;
    }

    .smc .smc-tab {
        width: 100%;
        justify-content: center;
    }
}