/**
 * Calculadora 3D pública (storefront)
 */

.calc3d-public {
    min-height: 60vh;
    padding: 1.25rem 1rem 2.5rem;
    background: #f8fafc;
}

.calc3d-wrap {
    max-width: 920px;
    margin: 0 auto;
}

.calc3d-hero {
    margin-bottom: 1.25rem;
}

.calc3d-hero h1 {
    margin: 0 0 0.4rem;
    font-size: 1.65rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--color-text, #111827);
}

.calc3d-hero p {
    margin: 0;
    color: var(--color-text-light, #64748b);
    font-size: 0.95rem;
    line-height: 1.45;
}

.calc3d-form {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.calc3d-card {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    padding: 1rem 1.05rem 1.1rem;
    box-shadow: 0 8px 24px -16px rgba(15, 23, 42, 0.35);
}

.calc3d-card-head {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.95rem;
}

.calc3d-card-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-primary, #52c4a0);
    background: color-mix(in srgb, var(--color-primary, #52c4a0) 14%, #fff);
}

.calc3d-card-title {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 800;
    color: #0f172a;
}

.calc3d-mode-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    margin-bottom: 0.95rem;
}

.calc3d-mode-btn {
    min-height: 44px;
    border-radius: 12px;
    border: 1.5px solid #e5e7eb;
    background: #fff;
    color: #334155;
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    font-family: inherit;
}

.calc3d-mode-btn.on {
    background: var(--color-primary, #52c4a0);
    border-color: var(--color-primary, #52c4a0);
    color: var(--color-text-on-primary, #fff);
}

.calc3d-mode-panel[hidden] {
    display: none !important;
}

.calc3d-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
}

.calc3d-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    min-width: 0;
}

.calc3d-field.span-2 {
    grid-column: 1 / -1;
}

.calc3d-label {
    margin: 0;
    font-size: 0.75rem;
    font-weight: 700;
    color: #64748b;
}

.calc3d-label small {
    font-weight: 600;
}

.calc3d-input-wrap {
    position: relative;
}

.calc3d-prefix,
.calc3d-suffix {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8125rem;
    font-weight: 700;
    color: #94a3b8;
    pointer-events: none;
}

.calc3d-prefix { left: 12px; }
.calc3d-suffix { right: 12px; }

.calc3d-input {
    width: 100%;
    height: 48px;
    box-sizing: border-box;
    border: 1.5px solid #e5e7eb;
    border-radius: 12px;
    padding: 0 12px;
    font-size: 1.05rem;
    font-weight: 600;
    text-align: right;
    color: #0f172a;
    background: #fff;
    font-family: inherit;
    -webkit-appearance: none;
}

.calc3d-input.has-prefix { padding-left: 46px; }
.calc3d-input.has-suffix { padding-right: 44px; }

.calc3d-input:focus {
    outline: none;
    border-color: var(--color-primary, #52c4a0);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary, #52c4a0) 18%, transparent);
}

.calc3d-hint {
    margin: 0.55rem 0 0;
    font-size: 0.75rem;
    color: #94a3b8;
}

.calc3d-results {
    background: linear-gradient(
        160deg,
        var(--color-primary-dark, #46a085),
        var(--color-primary, #52c4a0)
    );
    border: none;
    color: #fff;
}

.calc3d-results .calc3d-card-icon {
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
}

.calc3d-results .calc3d-card-title {
    color: #fff;
}

.calc3d-sum-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 0.35rem 0;
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.9);
}

.calc3d-sum-row.hide {
    display: none;
}

.calc3d-sum-row.main {
    margin-top: 0.45rem;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(255, 255, 255, 0.28);
    font-size: 1.05rem;
    font-weight: 800;
    color: #fff;
}

.calc3d-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
    margin-top: 0.95rem;
}

.calc3d-btn {
    min-height: 46px;
    border-radius: 12px;
    border: none;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    font-family: inherit;
}

.calc3d-btn-sec {
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
}

.calc3d-btn-pri {
    background: #fff;
    color: var(--color-primary-dark, #0f172a);
}

.calc3d-toast {
    position: fixed;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%) translateY(12px);
    background: #0f172a;
    color: #fff;
    padding: 0.7rem 1rem;
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 600;
    opacity: 0;
    pointer-events: none;
    z-index: 1300;
    transition: opacity 0.2s ease, transform 0.2s ease;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.28);
}

.calc3d-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

@media (max-width: 640px) {
    .calc3d-grid {
        grid-template-columns: 1fr;
    }

    .calc3d-mode-tabs {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 900px) {
    .calc3d-public {
        padding: 2rem 1.5rem 3rem;
    }

    .calc3d-form-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.9rem;
        align-items: start;
    }

    .calc3d-card--pricing,
    .calc3d-results {
        grid-column: 1 / -1;
    }
}