/* GFP Party Pizza Calculator v1.0.0 */

.gfpCalc {
    --gfp-red: #B8112E;
    --gfp-red-dk: #8E0D23;
    --gfp-gold: #F4C430;
    --gfp-cream: #FFF8EC;
    --gfp-ink: #2C2C2C;
    --gfp-grey: #6B6B6B;
    --gfp-line: #E5E5E5;
    --gfp-white: #FFFFFF;
    --gfp-radius: 10px;

    max-width: 900px;
    margin: 0 auto;
    font-family: inherit;
    color: var(--gfp-ink);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* ─── Grid ─── */
.gfpCalc__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}
@media (min-width: 768px) {
    .gfpCalc__grid {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
        align-items: start;
    }
}

/* ─── Cards ─── */
.gfpCalc__card {
    background: var(--gfp-white);
    border: 1px solid var(--gfp-line);
    border-radius: var(--gfp-radius);
    padding: 28px 24px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

/* ─── Headings ─── */
.gfpCalc__heading {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--gfp-ink);
    margin: 0 0 6px;
}
.gfpCalc__subhead {
    font-size: 15px;
    color: var(--gfp-grey);
    margin: 0 0 24px;
}

/* ─── Labels ─── */
.gfpCalc__label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gfp-ink);
    margin-bottom: 8px;
}

/* ─── Number Steppers ─── */
.gfpCalc__fieldGroup {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}
.gfpCalc__stepper {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.gfpCalc__stepperControls {
    display: flex;
    align-items: center;
    gap: 0;
    border: 1px solid var(--gfp-line);
    border-radius: 8px;
    overflow: hidden;
}
.gfpCalc__stepBtn {
    width: 48px;
    height: 48px;
    border: none;
    background: var(--gfp-cream);
    color: var(--gfp-red);
    font-size: 22px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}
.gfpCalc__stepBtn:hover {
    background: #fdefd0;
}
.gfpCalc__stepBtn:active {
    background: var(--gfp-gold);
}
.gfpCalc__stepBtn:focus-visible {
    outline: 2px solid var(--gfp-gold);
    outline-offset: -2px;
}
.gfpCalc__stepInput {
    width: 56px;
    height: 48px;
    border: none;
    border-left: 1px solid var(--gfp-line);
    border-right: 1px solid var(--gfp-line);
    text-align: center;
    font-size: 18px;
    font-weight: 700;
    color: var(--gfp-ink);
    background: var(--gfp-white);
    -moz-appearance: textfield;
    appearance: textfield;
}
.gfpCalc__stepInput::-webkit-outer-spin-button,
.gfpCalc__stepInput::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.gfpCalc__stepInput:focus {
    outline: 2px solid var(--gfp-gold);
    outline-offset: -2px;
}

/* ─── Segmented Controls ─── */
.gfpCalc__segGroup {
    margin-bottom: 20px;
}
.gfpCalc__segments {
    display: flex;
    border: 1px solid var(--gfp-line);
    border-radius: 8px;
    overflow: hidden;
}
.gfpCalc__seg {
    flex: 1;
    padding: 12px 8px;
    border: none;
    background: var(--gfp-white);
    color: var(--gfp-grey);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    border-right: 1px solid var(--gfp-line);
    -webkit-tap-highlight-color: transparent;
}
.gfpCalc__seg:last-child {
    border-right: none;
}
.gfpCalc__seg--active {
    background: var(--gfp-red);
    color: var(--gfp-white) !important;
}
.gfpCalc__seg:hover:not(.gfpCalc__seg--active) {
    background: var(--gfp-cream);
    color: var(--gfp-ink);
}
.gfpCalc__seg:focus-visible {
    outline: 2px solid var(--gfp-gold);
    outline-offset: -2px;
    z-index: 1;
    position: relative;
}

/* ─── Select ─── */
.gfpCalc__selectGroup {
    margin-bottom: 24px;
}
.gfpCalc__select {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--gfp-line);
    border-radius: 8px;
    font-size: 15px;
    color: var(--gfp-ink);
    background: var(--gfp-white);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B6B6B' stroke-width='2' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}
.gfpCalc__select:focus-visible {
    outline: 2px solid var(--gfp-gold);
    outline-offset: 2px;
}

/* ─── Calculate Button ─── */
.gfpCalc__calcBtn {
    width: 100%;
    padding: 16px 24px;
    background: var(--gfp-red);
    color: var(--gfp-white) !important;
    border: none;
    border-radius: 8px;
    font-size: 17px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
    -webkit-tap-highlight-color: transparent;
}
.gfpCalc__calcBtn:hover {
    background: var(--gfp-red-dk);
}
.gfpCalc__calcBtn:active {
    transform: scale(0.98);
}
.gfpCalc__calcBtn:focus-visible {
    outline: 2px solid var(--gfp-gold);
    outline-offset: 2px;
}

/* ─── Results: Empty State ─── */
.gfpCalc__empty {
    text-align: center;
    padding: 48px 16px;
}
.gfpCalc__emptyIcon {
    margin-bottom: 16px;
    opacity: 0.7;
}
.gfpCalc__emptyText {
    font-size: 15px;
    color: var(--gfp-grey);
    margin: 0;
}

/* ─── Results: Populated ─── */
.gfpCalc__resultInner {
    animation: gfpCalcFadeIn 0.2s ease-out;
}
@keyframes gfpCalcFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.gfpCalc__bigNum {
    text-align: center;
    padding: 20px 0 16px;
    border-bottom: 1px solid var(--gfp-line);
    margin-bottom: 20px;
}
.gfpCalc__bigNumLabel {
    display: block;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gfp-grey);
    margin-bottom: 4px;
}
.gfpCalc__bigNumVal {
    display: block;
    font-size: 48px;
    font-weight: 800;
    color: var(--gfp-red);
    line-height: 1;
    letter-spacing: -0.03em;
}

.gfpCalc__resultHeading {
    font-size: 16px;
    font-weight: 700;
    color: var(--gfp-ink);
    margin: 0 0 12px;
}

/* ─── Combo Cards ─── */
.gfpCalc__combo {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}
.gfpCalc__comboItem {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--gfp-cream);
    border-radius: 8px;
    padding: 12px 16px;
}
.gfpCalc__comboBadge {
    background: var(--gfp-red);
    color: var(--gfp-white) !important;
    font-size: 15px;
    font-weight: 800;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.gfpCalc__comboInfo {
    flex: 1;
}
.gfpCalc__comboName {
    font-size: 15px;
    font-weight: 700;
    color: var(--gfp-ink);
}
.gfpCalc__comboSlices {
    font-size: 13px;
    color: var(--gfp-grey);
}

/* ─── Price ─── */
.gfpCalc__priceLine {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
    border-top: 1px solid var(--gfp-line);
    border-bottom: 1px solid var(--gfp-line);
    margin-bottom: 14px;
}
.gfpCalc__priceLabel {
    font-size: 14px;
    font-weight: 600;
    color: var(--gfp-grey);
}
.gfpCalc__priceVal {
    font-size: 20px;
    font-weight: 800;
    color: var(--gfp-red);
}

/* ─── Tip / Catering ─── */
.gfpCalc__tip {
    font-size: 14px;
    color: var(--gfp-grey);
    margin: 0 0 14px;
    line-height: 1.5;
}
.gfpCalc__catering {
    background: var(--gfp-cream);
    border-radius: 8px;
    padding: 14px 16px;
    margin-bottom: 16px;
    font-size: 14px;
    line-height: 1.5;
}
.gfpCalc__catering p {
    margin: 0 0 8px;
}
.gfpCalc__cateringLink {
    color: var(--gfp-red);
    font-weight: 700;
    text-decoration: none;
}
.gfpCalc__cateringLink:hover {
    text-decoration: underline;
}

/* ─── CTAs ─── */
.gfpCalc__ctas {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.gfpCalc__cta {
    display: block;
    text-align: center;
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    transition: background 0.15s, transform 0.1s;
    cursor: pointer;
}
.gfpCalc__cta--primary {
    background: var(--gfp-red);
    color: var(--gfp-white) !important;
}
.gfpCalc__cta--primary:hover {
    background: var(--gfp-red-dk);
}
.gfpCalc__cta--secondary {
    background: var(--gfp-white);
    color: var(--gfp-red);
    border: 2px solid var(--gfp-red);
}
.gfpCalc__cta--secondary:hover {
    background: var(--gfp-cream);
}
.gfpCalc__cta:active {
    transform: scale(0.98);
}
.gfpCalc__cta:focus-visible {
    outline: 2px solid var(--gfp-gold);
    outline-offset: 2px;
}

/* ─── Validation ─── */
.gfpCalc__validation {
    background: #FFF3F3;
    border: 1px solid #F5D0D0;
    border-radius: 8px;
    padding: 12px 16px;
    color: var(--gfp-red);
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 12px;
}

/* ─── Mobile sticky CTA ─── */
.gfpCalc__stickyBar {
    display: none;
}
@media (max-width: 767px) {
    .gfpCalc__stickyBar {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 9999;
        background: var(--gfp-white);
        border-top: 2px solid var(--gfp-line);
        padding: 10px 16px;
        gap: 10px;
        box-shadow: 0 -4px 12px rgba(0,0,0,0.1);
    }
    .gfpCalc__stickyBar .gfpCalc__cta {
        flex: 1;
        padding: 12px 8px;
        font-size: 14px;
    }
}

/* ─── Responsive tweaks ─── */
@media (max-width: 767px) {
    .gfpCalc__card {
        padding: 20px 16px;
    }
    .gfpCalc__heading {
        font-size: 21px;
    }
    .gfpCalc__bigNumVal {
        font-size: 40px;
    }
    .gfpCalc__results {
        margin-bottom: 80px; /* room for sticky bar */
    }
}