/* Service Form — two-button tab layout, grid fields, custom dropdown panel */

.sfa-root {
    --sfa-page-bg: #e8e8e8;
    --sfa-bg: #f7f7f7;
    --sfa-surface: #fff;
    --sfa-border: #d1d5db;
    --sfa-text: #111827;
    --sfa-muted: #6b7280;
    --sfa-dark: #1f2937;
    --sfa-orange: #f97316;
    --sfa-orange-hover: #ea580c;
    --sfa-orange-soft: #fff7ed;
    --sfa-radius: 10px;
    --sfa-radius-sm: 6px;
    --sfa-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    --sfa-pad: clamp(0.75rem, 2.5vw, 1.75rem);
    box-sizing: border-box;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--sfa-text);
    line-height: 1.45;
    display: flow-root;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin: 0;
    padding: var(--sfa-pad);
    position: relative;
    overflow-x: hidden;
    flex: 1 1 auto;
    align-self: stretch;
}

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

.sfa-shell {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin: 0 auto;
}

/* ── Tab switcher row: [For Commercial]  or  [For Home] ── */
.sfa-tab-switcher {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
}

.sfa-tab-switcher__or {
    font-size: 0.92rem;
    color: var(--sfa-muted);
    font-weight: 500;
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    border: 1px solid var(--sfa-border);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sfa-surface);
}

.sfa-tab-btn {
    appearance: none;
    border: none;
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    font-size: clamp(0.82rem, 1.4vw, 0.95rem);
    letter-spacing: 0.04em;
    padding: 0.65rem 1.5rem;
    border-radius: 8px;
    transition: background 0.18s ease, color 0.18s ease, transform 0.1s ease;
    min-width: 130px;
}

.sfa-tab-btn--commercial {
    background: var(--sfa-dark);
    color: #fff;
}

.sfa-tab-btn--commercial:hover {
    background: #111827;
}

.sfa-tab-btn--home {
    background: var(--sfa-orange);
    color: #fff;
}

.sfa-tab-btn--home:hover {
    background: var(--sfa-orange-hover);
}

.sfa-tab-btn--inactive {
    opacity: 0.45;
}

.sfa-tab-btn:active {
    transform: translateY(1px);
}

/* ── Card ── */
.sfa-card {
    background: var(--sfa-surface);
    border: 1px solid var(--sfa-border);
    border-radius: var(--sfa-radius);
    box-shadow: var(--sfa-shadow);
    padding: 0;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow: visible;
}

.sfa-card__body {
    padding: clamp(1rem, 2.5vw, 1.75rem);
    max-width: 100%;
    min-width: 0;
}

/* ── Hint panel ── */
.sfa-hint-panel {
    background: var(--sfa-orange-soft);
    border: 1px solid #fed7aa;
    border-radius: var(--sfa-radius-sm);
    padding: 0.6rem 0.9rem;
    font-size: 0.82rem;
    margin-bottom: 1rem;
}

.sfa-hint-panel[hidden] { display: none !important; }

.sfa-hint-panel__label {
    margin: 0 0 0.2rem;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--sfa-orange-hover);
    font-weight: 700;
}

.sfa-hint-panel__text {
    margin: 0;
    color: var(--sfa-text);
}

/* ── Form header ── */
.sfa-form__header {
    margin-bottom: 1.25rem;
}

.sfa-form__title {
    margin: 0 0 0.4rem;
    font-size: clamp(1.1rem, 2.4vw, 1.5rem);
    font-weight: 800;
    color: var(--sfa-text);
    line-height: 1.2;
}

.sfa-form__title em {
    font-style: italic;
    font-weight: 800;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.sfa-form__lead {
    margin: 0;
    font-size: clamp(0.8rem, 1.5vw, 0.92rem);
    color: var(--sfa-muted);
    max-width: 70ch;
    line-height: 1.5;
}

/* ── Tab panels ── */
.sfa-tab-panel[hidden] { display: none !important; }

.sfa-tab-panel {
    animation: sfa-fade-in 0.2s ease;
    width: 100%;
}

/* ── Commercial 2-row grid ── */
.sfa-commercial-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem 1rem;
    width: 100%;
}

.sfa-commercial-grid__row2 {
    display: grid;
    grid-template-columns: repeat(3, 1fr) auto;
    gap: 0.75rem 1rem;
    width: 100%;
    align-items: end;
}

@media (max-width: 900px) {
    .sfa-commercial-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .sfa-commercial-grid__row2 {
        grid-template-columns: repeat(2, 1fr);
    }
    .sfa-commercial-grid__row2 .sfa-submit-wrap {
        grid-column: 1 / -1;
    }
}

@media (max-width: 560px) {
    .sfa-commercial-grid,
    .sfa-commercial-grid__row2 {
        grid-template-columns: 1fr;
    }
    .sfa-commercial-grid__row2 .sfa-submit-wrap {
        grid-column: 1;
    }
}

/* ── Field ── */
.sfa-field {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.sfa-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--sfa-text);
    margin-bottom: 0.2rem;
}

.sfa-req {
    color: #dc2626;
    font-weight: 700;
}

.sfa-input,
.sfa-select {
    width: 100%;
    padding: 0.55rem 0.7rem;
    border-radius: var(--sfa-radius-sm);
    border: 1px solid var(--sfa-border);
    background: var(--sfa-surface);
    font-size: 0.9rem;
    color: var(--sfa-text);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    height: 38px;
}

.sfa-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.65rem center;
    padding-right: 2rem;
}

.sfa-input:focus,
.sfa-select:focus {
    outline: none;
    border-color: var(--sfa-orange);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.18);
}

.sfa-input::placeholder { color: #9ca3af; }

/* ── Submit button ── */
.sfa-submit-wrap {
    display: flex;
    align-items: flex-end;
}

.sfa-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.25rem;
    border-radius: var(--sfa-radius-sm);
    border: none;
    background: var(--sfa-orange);
    color: #fff;
    font-weight: 700;
    font-size: clamp(0.8rem, 1.3vw, 0.9rem);
    letter-spacing: 0.04em;
    cursor: pointer;
    white-space: nowrap;
    height: 38px;
    transition: background 0.18s ease, transform 0.1s ease;
}

.sfa-button:hover:not(:disabled) { background: var(--sfa-orange-hover); }
.sfa-button:active:not(:disabled) { transform: translateY(1px); }
.sfa-button:disabled { opacity: 0.65; cursor: not-allowed; }

/* ── Home tab: vertical stack ── */
.sfa-layout--full {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
}

.sfa-main { width: 100%; }

.sfa-fieldset {
    border: none;
    margin: 0 0 1.25rem;
    padding: 0;
    min-width: 0;
}

.sfa-fieldset:last-child { margin-bottom: 0; }

.sfa-fieldset legend {
    font-weight: 700;
    font-size: 0.72rem;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--sfa-muted);
    margin-bottom: 0.75rem;
    padding: 0;
    width: 100%;
}

.sfa-fields-grid {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    width: 100%;
}

.sfa-fieldset--stack .sfa-fields-grid {
    flex-direction: column;
}

.sfa-fieldset--details .sfa-fields-grid {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
}

.sfa-fieldset--details .sfa-field {
    flex: 1 1 160px;
}

.sfa-fieldset--details .sfa-field--textarea,
.sfa-fieldset--details .sfa-field--checkbox_group,
.sfa-fieldset--details .sfa-field--note,
.sfa-fieldset--details .sfa-field--addon_checkboxes {
    flex: 1 1 100%;
}

/* ── Home add-on checkboxes ── */
.sfa-addon-checkboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem 1.15rem;
    margin-top: 0.35rem;
}

.sfa-checkbox--addon { flex: 0 1 auto; min-width: min(100%, 11rem); }

/* ── Notes / info boxes ── */
.sfa-note {
    margin: 0;
    padding: 0.65rem 0.75rem;
    background: var(--sfa-orange-soft);
    border: 1px solid #fed7aa;
    border-radius: var(--sfa-radius-sm);
    font-size: 0.88rem;
    color: var(--sfa-text);
    line-height: 1.45;
}

/* ── Subsections (checkbox group hover) ── */
.sfa-subsection {
    border: 1px dashed var(--sfa-border);
    border-radius: var(--sfa-radius-sm);
    padding: 0.65rem 0.75rem;
    margin-bottom: 0.5rem;
    transition: border-color 0.15s ease, background 0.15s ease;
    flex: 1 1 100%;
}

.sfa-subsection.sfa-subsection--hover {
    background: var(--sfa-bg);
    border-color: #cbd5e1;
}

.sfa-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.92rem;
    margin: 0;
    color: var(--sfa-text);
}

.sfa-checkbox input { margin-top: 0.2rem; accent-color: var(--sfa-orange); }

.sfa-nested {
    margin-top: 0.65rem;
    padding-left: min(1.25rem, 3vw);
    border-left: 3px solid var(--sfa-orange-soft);
    animation: sfa-fade-in 0.18s ease;
}

.sfa-nested[hidden] { display: none !important; }

.sfa-microcopy {
    font-size: 0.82rem;
    color: var(--sfa-muted);
    margin: 0.35rem 0 0;
}

/* ── Home form footer ── */
.sfa-form__footer {
    margin-top: clamp(1rem, 2.5vw, 1.5rem);
    padding-top: 1rem;
    border-top: 1px solid #e5e7eb;
}

/* ── Messages ── */
.sfa-form__messages {
    margin-top: 1rem;
    padding: 0.65rem 0.85rem;
    border-radius: var(--sfa-radius-sm);
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
    font-size: 0.88rem;
}

.sfa-form__messages[hidden] { display: none !important; }

/* ── Textarea ── */
.sfa-textarea {
    width: 100%;
    padding: 0.62rem 0.75rem;
    border-radius: var(--sfa-radius-sm);
    border: 1px solid var(--sfa-border);
    background: var(--sfa-surface);
    font-size: 0.92rem;
    color: var(--sfa-text);
    min-height: 5.5rem;
    resize: vertical;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.sfa-textarea:focus {
    outline: none;
    border-color: var(--sfa-orange);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
}

/* ── Tooltip ── */
.sfa-tooltip {
    position: fixed;
    z-index: 100000;
    max-width: min(320px, calc(100vw - 24px));
    padding: 0.5rem 0.65rem;
    font-size: 0.82rem;
    line-height: 1.4;
    color: #fff;
    background: rgba(17, 24, 39, 0.94);
    border-radius: 8px;
    pointer-events: none;
    box-shadow: 0 8px 24px rgba(0,0,0,0.18);
}

.sfa-tooltip[hidden] { display: none !important; }

/* ── Toasts ── */
.sfa-toast-region {
    position: fixed;
    z-index: 99999;
    right: clamp(8px, 2vw, 16px);
    bottom: clamp(8px, 2vw, 16px);
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-end;
    pointer-events: none;
    max-width: min(360px, calc(100vw - 32px));
}

.sfa-toast {
    pointer-events: auto;
    background: var(--sfa-surface);
    border: 1px solid var(--sfa-border);
    border-radius: var(--sfa-radius-sm);
    box-shadow: var(--sfa-shadow);
    padding: 0.75rem 0.85rem;
    font-size: 0.88rem;
    animation: sfa-slide-up 0.22s ease;
    display: grid;
    gap: 0.35rem;
}

.sfa-toast__title { font-weight: 700; font-size: 0.8rem; color: var(--sfa-orange-hover); margin: 0; }
.sfa-toast__body { margin: 0; color: var(--sfa-text); }
.sfa-toast__actions { display: flex; justify-content: flex-end; gap: 0.35rem; margin-top: 0.25rem; }
.sfa-toast__dismiss {
    font-size: 0.78rem; padding: 0.25rem 0.5rem;
    border-radius: 6px; border: 1px solid var(--sfa-border);
    background: var(--sfa-bg); cursor: pointer;
}

@keyframes sfa-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes sfa-slide-up {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════════════
   RESPONSIVE — full mobile/tablet optimization
   ═══════════════════════════════════════════════ */

/* ── Base touch targets: all inputs/buttons min 44px ── */
.sfa-input,
.sfa-select,
.sfa-custom-select__trigger,
.sfa-button,
.sfa-tab-btn {
    min-height: 44px;
}

/* Override the fixed 38px heights we set for desktop */
@media (max-width: 768px) {
    .sfa-input,
    .sfa-custom-select__trigger,
    .sfa-button {
        height: auto;
        min-height: 44px;
        padding-top: 0.65rem;
        padding-bottom: 0.65rem;
    }
}

/* ── Tab switcher: stack vertically on very small screens ── */
@media (max-width: 400px) {
    .sfa-tab-switcher {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .sfa-tab-switcher__or {
        align-self: center;
    }

    .sfa-tab-btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
}

/* ── Custom dropdown panel: prevent off-screen overflow on mobile ── */
@media (max-width: 600px) {
    .sfa-custom-select__panel {
        /* On mobile, use fixed positioning anchored to viewport edges */
        position: fixed;
        left: 0.75rem !important;
        right: 0.75rem !important;
        width: auto !important;
        top: auto;
        max-height: 55vh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        border-radius: var(--sfa-radius-sm);
        border-top: 1px solid var(--sfa-orange);
        z-index: 99999;
    }

    /* Backdrop overlay so tapping outside closes it */
    .sfa-custom-select--open::before {
        content: '';
        position: fixed;
        inset: 0;
        z-index: 99998;
        background: rgba(0, 0, 0, 0.25);
    }

    /* More readable option rows on mobile */
    .sfa-custom-select__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.2rem 0.5rem;
    }

    .sfa-custom-select__option {
        padding: 0.6rem 0.4rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 380px) {
    .sfa-custom-select__grid {
        grid-template-columns: 1fr;
    }
}

/* ── Commercial grid: responsive rows ── */

/* Desktop: 4 cols row 1, 3 cols + button row 2 — already defined */

/* Tablet landscape (900px–1024px): row 1 wraps to 2×2 */
@media (max-width: 1024px) and (min-width: 901px) {
    .sfa-commercial-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .sfa-commercial-grid__row2 {
        grid-template-columns: repeat(2, 1fr) auto;
    }
}

/* Tablet portrait (601px–900px): 2-col grid, button full width */
@media (max-width: 900px) and (min-width: 601px) {
    .sfa-commercial-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .sfa-commercial-grid__row2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .sfa-commercial-grid__row2 .sfa-submit-wrap {
        grid-column: 1 / -1;
    }

    .sfa-submit-wrap .sfa-button {
        width: 100%;
    }
}

/* Mobile (≤600px): single column, everything stacked */
@media (max-width: 600px) {
    .sfa-commercial-grid {
        grid-template-columns: 1fr;
    }

    .sfa-commercial-grid__row2 {
        grid-template-columns: 1fr;
    }

    .sfa-commercial-grid__row2 .sfa-submit-wrap {
        grid-column: 1;
    }

    .sfa-submit-wrap .sfa-button,
    .sfa-form__footer .sfa-button {
        width: 100%;
        justify-content: center;
    }

    /* Tighten card padding on mobile */
    .sfa-card__body {
        padding: 0.85rem;
    }

    .sfa-root {
        padding: 0.5rem;
    }

    /* Form title smaller on mobile */
    .sfa-form__title {
        font-size: 1.1rem;
    }

    /* Tab buttons full width on mobile */
    .sfa-tab-btn {
        flex: 1 1 0;
        min-width: 0;
    }

    .sfa-tab-switcher {
        gap: 0.5rem;
    }
}

/* ── Home tab fieldset details: responsive wrap ── */
@media (max-width: 600px) {
    .sfa-fieldset--details .sfa-field {
        flex: 1 1 100%;
    }

    .sfa-addon-checkboxes {
        flex-direction: column;
    }

    .sfa-checkbox--addon {
        min-width: 0;
        width: 100%;
    }
}

/* ── Hint panel: compact on mobile ── */
@media (max-width: 600px) {
    .sfa-hint-panel {
        font-size: 0.78rem;
        padding: 0.5rem 0.7rem;
    }
}

/* ── Toasts: full width on very small screens ── */
@media (max-width: 400px) {
    .sfa-toast-region {
        left: 8px;
        right: 8px;
        max-width: none;
        align-items: stretch;
    }
}

/* ── Print: hide toasts, tooltips, tab UI ── */
@media print {
    .sfa-tab-switcher,
    .sfa-hint-panel,
    .sfa-tooltip,
    .sfa-toast-region {
        display: none !important;
    }

    .sfa-tab-panel[hidden] {
        display: block !important;
    }

    .sfa-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* ── Coupon field ── */
.sfa-coupon-row {
    margin-top: 0.85rem;
    padding-top: 0.85rem;
    border-top: 1px dashed var(--sfa-border);
}

.sfa-coupon-field {
    max-width: 280px;
}

.sfa-coupon-optional {
    font-weight: 400;
    font-size: 0.75rem;
    color: var(--sfa-muted);
    margin-left: 0.3rem;
}

.sfa-coupon-input {
    font-family: monospace, monospace;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

@media (max-width: 600px) {
    .sfa-coupon-field {
        max-width: 100%;
    }
}

/* ── Home panel: coupon + submit match Commercial layout ── */
[data-sfa-panel="home"] .sfa-submit-wrap {
    align-items: center;
}

[data-sfa-panel="home"] .sfa-submit-wrap .sfa-button {
    min-width: 200px;
}