/* ================================================================
   CALCULATORS LISTING PAGE
================================================================ */

/* ── page intro ── */
.calc-listing-intro {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 32px 8px;
}
.calc-listing-intro h2 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(1.6rem, 3vw, 2rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .02em;
    color: var(--fm-dark);
    margin-bottom: 6px;
}
.calc-listing-intro .section-intro {
    font-size: .97rem;
    line-height: 1.8;
    color: var(--fm-mid);
    max-width: 680px;
    margin-bottom: 0;
}

/* ── grid of calculator cards ── */
.calc-listing-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 32px 72px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

/* ── individual calculator card ── */
.calc-card {
    background: #fff;
    border: 1px solid var(--fm-border);
    border-radius: var(--fm-radius-lg);
    box-shadow: var(--fm-shadow);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    transition: box-shadow .25s, transform .25s, border-color .25s;
    position: relative;
}
.calc-card:hover {
    box-shadow: var(--fm-shadow-lg);
    transform: translateY(-4px);
    border-color: var(--fm-green);
    color: inherit;
}

/* coloured accent strip at top of each card */
.calc-card__accent {
    height: 5px;
    width: 100%;
    background: var(--fm-green);
    flex-shrink: 0;
}

.calc-card__body {
    padding: 24px 24px 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 0;
}

/* icon + title row */
.calc-card__head {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 14px;
}
.calc-card__icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    background: var(--fm-green);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.calc-card__icon svg {
    width: 24px; height: 24px;
    stroke: #fff; fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.calc-card__titles { display: flex; flex-direction: column; gap: 2px; padding-top: 2px; }
.calc-card__label {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: .65rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--fm-green);
}
.calc-card__name {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.25rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .02em;
    color: var(--fm-dark);
    line-height: 1.1;
}

/* description */
.calc-card__desc {
    font-size: .88rem;
    line-height: 1.72;
    color: var(--fm-mid);
    margin-bottom: 18px;
    flex: 1;
}

/* feature tags */
.calc-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 20px;
}
.calc-card__tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    background: var(--fm-bg-soft);
    border: 1px solid var(--fm-border);
    border-radius: 100px;
    font-size: .68rem;
    font-weight: 600;
    color: var(--fm-subtle);
    letter-spacing: .03em;
    text-transform: uppercase;
    white-space: nowrap;
}

/* CTA link at bottom */
.calc-card__cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--fm-bg-soft);
    border-top: 1px solid var(--fm-border);
    font-family: 'Barlow Condensed', sans-serif;
    font-size: .9rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--fm-accent-dk);
    transition: background .2s, color .2s;
    margin-top: auto;
}
.calc-card:hover .calc-card__cta {
    background: #F0FDF4;
    color: var(--fm-accent-dk);
}
.calc-card__cta svg {
    width: 18px; height: 18px;
    stroke: currentColor; fill: none;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: transform .2s;
}
.calc-card:hover .calc-card__cta svg { transform: translateX(4px); }

/* accent colour variants per calculator */
.calc-card--bmi    .calc-card__accent,
.calc-card--bmi    .calc-card__icon  { background: #3B82F6; }
.calc-card--bmi    .calc-card__label { color: #3B82F6; }
.calc-card--bmi:hover                { border-color: #3B82F6; }
.calc-card--bmi .calc-card__cta      { color: #1D4ED8; }
.calc-card--bmi:hover .calc-card__cta { background: #EFF6FF; color: #1D4ED8; }

.calc-card--bmr    .calc-card__accent,
.calc-card--bmr    .calc-card__icon  { background: #059669; }
.calc-card--bmr    .calc-card__label { color: #059669; }
.calc-card--bmr:hover                { border-color: #059669; }
.calc-card--bmr .calc-card__cta      { color: #047857; }
.calc-card--bmr:hover .calc-card__cta { background: #F0FDF4; color: #047857; }

.calc-card--calorie .calc-card__accent,
.calc-card--calorie .calc-card__icon  { background: #EA580C; }
.calc-card--calorie .calc-card__label { color: #EA580C; }
.calc-card--calorie:hover             { border-color: #EA580C; }
.calc-card--calorie .calc-card__cta   { color: #C2410C; }
.calc-card--calorie:hover .calc-card__cta { background: #FFF7ED; color: #C2410C; }

.calc-card--ibw    .calc-card__accent,
.calc-card--ibw    .calc-card__icon  { background: #7C3AED; }
.calc-card--ibw    .calc-card__label { color: #7C3AED; }
.calc-card--ibw:hover                { border-color: #7C3AED; }
.calc-card--ibw .calc-card__cta      { color: #6D28D9; }
.calc-card--ibw:hover .calc-card__cta { background: #F5F3FF; color: #6D28D9; }

/* ── responsive ── */
@media (max-width: 900px) {
    .calc-listing-intro { padding: 32px 20px 8px; }
    .calc-listing-grid  { padding: 24px 20px 56px; gap: 18px; }
}
@media (max-width: 600px) {
    .calc-listing-intro { padding: 24px 16px 4px; }
    .calc-listing-grid  {
        grid-template-columns: 1fr;
        padding: 20px 16px 48px;
        gap: 14px;
    }
    .calc-card__body { padding: 20px 18px 16px; }
    .calc-card__name { font-size: 1.1rem; }
    .calc-card__desc { font-size: .85rem; }
}


/* ================================================================
   CALCULATOR SECTION
================================================================ */
.calc-section {
    max-width: 700px;
    margin: 0 auto;
    padding: 0px 22px 36px;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 20px;
    align-items: start;
}
.calc-section > .calc-left   { flex: 1 1 340px; min-width: 0; }
.calc-section > .result-panel { flex: 1 1 360px; min-width: 0; }

/* ── HOW-TO STRIP above the card ── */
.how-to-strip {
    background: var(--fm-bg-soft);
    border: 1px solid var(--fm-border);
    border-radius: var(--fm-radius);
    padding: 16px 20px;
    margin-bottom: 20px;
	margin-top:20px;
	box-shadow: var(--fm-shadow);
}
.how-to-strip__title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--fm-green);
    margin-bottom: 10px;
}
.how-to-strip__steps {
    display: flex;
    flex-direction: column;
    gap: 7px;
    list-style: none;
    counter-reset: steps;
}
.how-to-strip__steps li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: .84rem;
    color: var(--fm-mid);
    line-height: 1.5;
    counter-increment: steps;
}
.how-to-strip__steps li::before {
    content: counter(steps);
    min-width: 20px; height: 20px;
    background: var(--fm-green);
    color: #fff;
    border-radius: 50%;
    font-size: .68rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
}

/* ── CARD ── */
.fm-card {
    background: #fff;
    border: 1px solid var(--fm-border);
    border-radius: var(--fm-radius-lg);
    box-shadow: var(--fm-shadow);
    overflow: hidden;
}
.fm-card__head {
    padding: 22px 20px 18px;
    border-bottom: 1px solid var(--fm-border);
    display: flex;
    align-items: center;
    gap: 14px;
}
.fm-card__icon {
    width: 42px; height: 42px;
    border-radius: 10px;
    background: var(--fm-green);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.fm-card__icon svg { width: 22px; height: 22px; stroke: #fff; fill: none; }
.fm-card__title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: .02em;
    text-transform: uppercase;
    color: var(--fm-dark);
}
.fm-card__body { padding: 24px 28px; }

/* ── UNIT TABS ── */
.unit-tabs {
    display: flex;
    gap: 4px;
    background: var(--fm-bg-soft);
    border: 1px solid var(--fm-border);
    border-radius: 10px;
    padding: 4px;
    margin-bottom: 24px;
}
.unit-tab {
    flex: 1;
    padding: 9px 0;
    border: none;
    background: transparent;
    border-radius: 7px;
    font-family: 'Barlow', sans-serif;
    font-size: .88rem;
    font-weight: 600;
    color: var(--fm-subtle);
    cursor: pointer;
    transition: background .2s, color .2s, box-shadow .2s;
}
.unit-tab[aria-selected="true"] {
    background: #fff;
    color: var(--fm-dark);
    box-shadow: 0 1px 6px rgba(0,0,0,.1);
}

/* ── FORM FIELDS ── */
.field-group {
	margin-bottom: 18px; 
}
.field-label {
    display: block;
    font-size: .78rem;
    font-weight: 600;
    color: var(--fm-mid);
    letter-spacing: .04em;
    text-transform: uppercase;
    margin-bottom: 7px;
}
.field-row { display: flex; gap: 10px; }
.input-wrap { position: relative; flex: 1; }
.input-wrap input[type="number"] {
    width: 100%;
    height: 48px;
    padding: 0 52px 0 16px;
    border: 1.5px solid var(--fm-border);
    border-radius: 10px;
    font-family: 'Barlow', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: var(--fm-dark);
    background: #fff;
    appearance: textfield;
    -moz-appearance: textfield;
    transition: border-color .2s, box-shadow .2s;
    outline: none;
}
.input-wrap input[type="number"]::-webkit-outer-spin-button,
.input-wrap input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; }
.input-wrap input[type="number"]:focus {
    border-color: var(--fm-green);
    box-shadow: 0 0 0 3px rgba(57,211,83,.15);
}
.input-unit {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: .78rem;
    font-weight: 600;
    color: var(--fm-subtle);
    pointer-events: none;
    letter-spacing: .03em;
}

/* bio row */
.bio-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 18px;
}
.bio-row .field-group { margin-bottom: 0; }
.select-wrap { position: relative; }
.select-wrap select {
    width: 100%;
    height: 48px;
    padding: 0 38px 0 16px;
    border: 1.5px solid var(--fm-border);
    border-radius: 10px;
    font-family: 'Barlow', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: var(--fm-dark);
    background: #fff;
    appearance: none;
    cursor: pointer;
    outline: none;
    transition: border-color .2s, box-shadow .2s;
}
.select-wrap select:focus {
    border-color: var(--fm-green);
    box-shadow: 0 0 0 3px rgba(57,211,83,.15);
}
.select-arrow {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--fm-subtle);
}

/* calc button */
.btn-calc {
    width: 100%;
    height: 52px;
    background: var(--fm-green);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: background .2s, transform .15s, box-shadow .2s;
    margin-top: 20px;
    box-shadow: 0 4px 16px rgba(57,211,83,.3);
}
.btn-calc:hover {
    background: var(--fm-accent-dk);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(57,211,83,.4);
}
.btn-calc:active { transform: translateY(0); }

/* field hint */
.field-hint {
    margin-top: 14px;
    font-size: .78rem;
    color: var(--fm-subtle);
    line-height: 1.55;
    padding: 10px 14px;
    background: var(--fm-bg-soft);
    border-radius: 8px;
    border-left: 3px solid var(--fm-green);
}

/* ── RESULT PANEL ── */
.result-panel { position: sticky; top: calc(var(--header-h) + 10px); }

.bmi-display {
    display: flex;
    align-items: flex-end;
    gap: 16px;
    margin-bottom: 20px;
}
.bmi-value {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--fm-dark);
    transition: color .4s;
}
.bmi-unit {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--fm-subtle);
    margin-bottom: 8px;
}
.bmi-category-badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 14px;
    border-radius: 100px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: .85rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    transition: background .4s, color .4s;
    background: #E5F7EA;
    color: #166534;
	text-align: center;
}

/* ── BMI GAUGE ── */
.gauge-wrap { margin-bottom: 22px; }
.gauge-bar {
    height: 10px;
    border-radius: 100px;
    background: linear-gradient(to right,
		#3B82F6 0%,      /* underweight */
		#3B82F6 20%,
		#22C55E 25%,   /* normal */
		#22C55E 37%,
		#F59E0B 47%,     /* overweight */
		#F59E0B 55%,
		#EF4444 65%      /* obese */
    );
    position: relative;
    margin-bottom: 6px;
}
.gauge-needle {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 18px; height: 18px;
    background: #fff;
    border: 3px solid var(--fm-dark);
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0,0,0,.2);
    transition: left .6s cubic-bezier(.34,1.56,.64,1);
}
.gauge-labels {
    display: flex;
    justify-content: space-between;
    font-size: .68rem;
    font-weight: 600;
    color: var(--fm-subtle);
    letter-spacing: .02em;
}

/* ── STATS GRID ── */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 16px;
}
.stat-cell {
    background: var(--fm-bg-soft);
    border: 1px solid var(--fm-border);
    border-radius: 10px;
    padding: 12px 14px;
}
.stat-cell__label {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--fm-subtle);
    margin-bottom: 3px;
}
.stat-cell__value {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--fm-dark);
}
.stat-cell__desc {
    font-size: .7rem;
    color: var(--fm-subtle);
    margin-top: 2px;
    line-height: 1.4;
}

/* healthy weight range */
.healthy-range {
    background: linear-gradient(135deg, #F0FDF4, #DCFCE7);
    border: 1px solid #BBF7D0;
    border-radius: 10px;
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.healthy-range__icon { font-size: 1.4rem; }
.healthy-range__label {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: #166534;
    margin-bottom: 2px;
}
.healthy-range__value {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: #14532D;
}

/* result note */
.result-note {
    font-size: .76rem;
    color: var(--fm-subtle);
    line-height: 1.55;
    text-align: center;
    padding: 0 4px;
}

/* empty state */
.result-empty {
    text-align: center;
    padding: 44px 20px;
    color: var(--fm-subtle);
}
.result-empty__icon {
    font-size: 3rem;
    margin-bottom: 12px;
    opacity: .4;
}
.result-empty p { font-size: .88rem; line-height: 1.6; }

/* ================================================================
   INFO / CONTENT SECTION
================================================================ */
.info-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px 88px;
}

/* section divider */
.info-divider {
    height: 3px;
    background: linear-gradient(to right, var(--fm-green), transparent);
    border-radius: 100px;
    margin-bottom: 48px;
    max-width: 300px;
}

.info-section h2 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(1.6rem, 3vw, 2rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .02em;
    margin-bottom: 6px;
    color: var(--fm-dark);
}
.info-section .section-intro {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--fm-mid);
    margin-bottom: 40px;
    max-width: 1200px;
}

/* content blocks: two-column prose + visual */
.info-grid {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 40px 56px;
    margin-bottom: 48px;
}
.info-grid > .info-block { flex: 1 1 300px; min-width: 0; }
.info-grid--wide { flex-direction: column; }
.info-grid--wide > .info-block { flex: 1 1 100%; }

.info-block {}
.info-block h3 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--fm-blue);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.info-block h3 .h3-icon {
    width: 28px; height: 28px;
    background: var(--fm-green);
    border-radius: 7px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.info-block h3 .h3-icon svg {
    width: 15px; height: 15px;
    stroke: #fff; fill: none;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.info-block p {
    font-size: .93rem;
    line-height: 1.82;
    color: var(--fm-mid);
    margin-bottom: 10px;
}
.info-block ul {
    padding-left: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 7px;
    margin-bottom: 10px;
}
.info-block ul li {
    font-size: .9rem;
    line-height: 1.65;
    color: var(--fm-mid);
    display: flex;
    gap: 9px;
    align-items: flex-start;
}
.info-block ul li::before {
    content: '';
    min-width: 6px; height: 6px;
    background: var(--fm-green);
    border-radius: 50%;
    margin-top: 8px;
    flex-shrink: 0;
}

/* formula box */
.formula-box {
    background: var(--fm-dark);
    color: #fff;
    border-radius: 12px;
    padding: 20px 24px;
    margin: 12px 0 16px;
    font-family: 'Barlow Condensed', sans-serif;
}
.formula-box__label {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--fm-green);
    margin-bottom: 6px;
}
.formula-box__eq {
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.5;
    color: #fff;
}
.formula-box__example {
    font-size: .82rem;
    color: rgba(255,255,255,.55);
    margin-top: 6px;
}

/* BMI classification table */
.bmi-table {
    width: 100%;
    border-collapse: collapse;
    font-size: .87rem;
    margin: 16px 0 24px;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--fm-border);
    box-shadow: var(--fm-shadow);
}
.bmi-table thead th {
    background: var(--fm-dark);
    color: #fff;
    padding: 12px 18px;
    text-align: left;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .09em;
    text-transform: uppercase;
}
.bmi-table tbody td {
    padding: 11px 18px;
    border-top: 1px solid var(--fm-border);
    color: var(--fm-mid);
    vertical-align: middle;
}
.bmi-table tbody tr:nth-child(even) td { background: var(--fm-bg-soft); }
.bmi-table tbody td:first-child { font-weight: 600; color: var(--fm-dark); }
.bmi-table .dot {
    display: inline-block;
    width: 10px; height: 10px;
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
}

/* tip cards */
.tip-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin: 20px 0 32px;
}
.tip-card {
    background: var(--fm-bg-soft);
    border: 1px solid var(--fm-border);
    border-radius: 14px;
    padding: 20px 20px 18px;
}
.tip-card__emoji { font-size: 1.6rem; margin-bottom: 10px; }
.tip-card__title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--fm-dark);
    margin-bottom: 6px;
}
.tip-card__text {
    font-size: .84rem;
    line-height: 1.65;
    color: var(--fm-subtle);
}

/* FAQ accordion */
.faq-list { display: flex; flex-direction: column; gap: 10px; margin: 16px 0 32px; }
.faq-item {
    border: 1px solid var(--fm-border);
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
}
.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 20px;
    font-family: 'Barlow', sans-serif;
    font-weight: 600;
    font-size: .93rem;
    color: var(--fm-dark);
    cursor: pointer;
    list-style: none;
    user-select: none;
    transition: background .2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { background: var(--fm-bg-soft); }
.faq-item summary .faq-icon {
    width: 22px; height: 22px;
    flex-shrink: 0;
    color: var(--fm-subtle);
    transition: transform .25s;
}
.faq-item[open] summary .faq-icon { transform: rotate(45deg); color: var(--fm-green); }
.faq-item[open] summary { background: var(--fm-bg-soft); }
.faq-body {
    padding: 0 20px 16px;
    font-size: .9rem;
    line-height: 1.75;
    color: var(--fm-mid);
    border-top: 1px solid var(--fm-border);
    padding-top: 14px;
}

/* disclaimer */
.disclaimer {
    background: #FFF7ED;
    border: 1px solid #FED7AA;
    border-left: 4px solid #F97316;
    border-radius: 10px;
    padding: 16px 20px;
    font-size: .84rem;
    color: #7C2D12;
    line-height: 1.75;
    margin-top: 16px;
}

/* ================================================================
   ADDITIONS: chart, tooltip, flag tab, label note, mobile polish
================================================================ */

/* ── calc layout: left column wrapper ── */
.calc-left { display: flex; flex-direction: column; gap: 0; }

/* ── US flag in tab ── */
.tab-flag {
    display: inline-block;
    width: 12px;
    height: 12px;
    vertical-align: middle;
    margin-right: 4px;
    border-radius: 2px;
    object-fit: cover;
    flex-shrink: 0;
}
.unit-tab { display: flex; align-items: center; justify-content: center; }

/* ── label note ── */
.label-note {
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
    font-size: .72rem;
    color: var(--fm-subtle);
}

/* ── tooltip button ── */
.tooltip-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--fm-subtle);
    padding: 2px;
    margin-left: 4px;
    vertical-align: middle;
    border-radius: 50%;
    transition: color .2s, background .2s;
}
.tooltip-btn:hover, .tooltip-btn:focus {
    color: var(--fm-green);
    background: rgba(57,211,83,.1);
    outline: none;
}

/* ── tooltip bubble ── */
.fm-tooltip {
    position: absolute;
    z-index: 9999;
    max-width: 260px;
    background: var(--fm-dark);
    color: #fff;
    font-family: 'Barlow', sans-serif;
    font-size: .8rem;
    line-height: 1.55;
    padding: 10px 14px;
    border-radius: 10px;
    box-shadow: var(--fm-shadow-lg);
    pointer-events: none;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity .2s, transform .2s;
}
.fm-tooltip.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.fm-tooltip::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-bottom-color: var(--fm-dark);
}

/* ── chart card ── */
.chart-card {}
.chart-subtitle {
    font-size: .8rem;
    color: var(--fm-subtle);
    margin-bottom: 12px;
    line-height: 1.5;
}
#bmi-chart {
    width: 100% !important;
    height: 220px !important;
    display: block;
}
.chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
    margin-top: 12px;
}
.chart-legend__item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: .73rem;
    font-weight: 600;
    color: var(--fm-mid);
    letter-spacing: .02em;
}
.chart-legend__item::before {
    content: '';
    display: inline-block;
    width: 10px; height: 10px;
    border-radius: 3px;
    background: var(--c);
    flex-shrink: 0;
}

/* ── End of calculator.css ── */


/* ── ideal-weight-specific styles not in calculator.css ── */
.ibw-hero .hero__overlay {
    background: linear-gradient(155deg,rgba(17,24,39,.15) 0%,rgba(30,58,95,.50) 45%,rgba(17,24,39,.82) 100%);
}
/* placeholder */
.res-placeholder {
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    min-height:300px;border:2px dashed var(--fm-border);border-radius:var(--fm-radius-lg);
    text-align:center;color:var(--fm-subtle);padding:32px 20px;gap:12px;
}
.res-placeholder__icon{font-size:2.8rem;opacity:.35;}
.res-placeholder p{font-size:.88rem;max-width:280px;line-height:1.65;}
/* headline card */
.ibw-headline{background:linear-gradient(135deg,var(--fm-dark) 0%,#1E3A5F 100%);border-radius:var(--fm-radius-lg);padding:24px 28px;color:#fff;margin-bottom:16px;}
.ibw-headline__top{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:20px;}
.ibw-headline__label{font-family:'Barlow Condensed',sans-serif;font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.45);margin-bottom:5px;}
.ibw-headline__val{font-family:'Barlow Condensed',sans-serif;font-size:4rem;font-weight:800;line-height:1;color:var(--fm-green);}
.ibw-headline__unit{font-family:'Barlow Condensed',sans-serif;font-size:1rem;font-weight:600;color:rgba(255,255,255,.45);margin-bottom:10px;}
.ibw-headline__badge{display:inline-flex;align-items:center;padding:5px 14px;border-radius:100px;font-family:'Barlow Condensed',sans-serif;font-size:.82rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-left:auto;align-self:flex-start;}
.ibw-headline__cols{display:grid;grid-template-columns:repeat(3,1fr);gap:0;}
.ibw-headline__col{padding:0 4px;}
.ibw-headline__col+.ibw-headline__col{border-left:1px solid rgba(255,255,255,.1);padding-left:14px;}
.ibw-col-label{font-family:'Barlow Condensed',sans-serif;font-size:.68rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:3px;}
.ibw-col-val{font-family:'Barlow Condensed',sans-serif;font-size:1.25rem;font-weight:700;color:#fff;}
.ibw-col-sub{font-size:.68rem;color:rgba(255,255,255,.35);margin-top:2px;}
/* formula table */
.formula-table{width:100%;border-collapse:collapse;font-size:.86rem;border-radius:14px;overflow:hidden;border:1px solid var(--fm-border);box-shadow:var(--fm-shadow);}
.formula-table thead th{background:var(--fm-dark);color:#fff;padding:10px 14px;text-align:left;font-family:'Barlow Condensed',sans-serif;font-size:.73rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;}
.formula-table thead th:not(:first-child){text-align:center;}
.formula-table tbody td{padding:10px 14px;border-top:1px solid var(--fm-border);color:var(--fm-mid);vertical-align:middle;}
.formula-table tbody td:not(:first-child){text-align:center;}
.formula-table tbody tr:nth-child(even) td{background:var(--fm-bg-soft);}
.formula-table tbody td:first-child{font-weight:600;color:var(--fm-dark);}
.formula-table .tag-rec{display:inline-block;font-size:.62rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;background:var(--fm-green);color:#fff;padding:2px 6px;border-radius:100px;margin-left:5px;vertical-align:middle;}
.formula-table .fw-bold{font-family:'Barlow Condensed',sans-serif;font-size:1rem;font-weight:700;color:var(--fm-dark);}
.formula-row-hi td{background:#F0FDF4 !important;}
/* chart */
.chart-subtitle{font-size:.78rem;color:var(--fm-subtle);margin-bottom:12px;line-height:1.5;}
#ibw-chart{width:100% !important;height:240px !important;display:block;}
/* adjbw */
.adjbw-card{background:#FFF7ED;border:1px solid #FED7AA;border-radius:var(--fm-radius);padding:16px 18px;display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;}
.adjbw-card__icon{font-size:1.5rem;flex-shrink:0;}
.adjbw-card__label{font-size:.7rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:#9A3412;margin-bottom:4px;}
.adjbw-card__val{font-family:'Barlow Condensed',sans-serif;font-size:1.4rem;font-weight:800;color:#7C2D12;}
.adjbw-card__desc{font-size:.76rem;color:#92400E;line-height:1.5;margin-top:3px;}
/* status strip */
.status-strip{border-radius:var(--fm-radius);padding:12px 16px;display:flex;align-items:center;gap:12px;border:1px solid var(--fm-border);margin-bottom:14px;}
.status-strip__icon{font-size:1.4rem;flex-shrink:0;}
.status-strip__label{font-size:.68rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--fm-subtle);margin-bottom:2px;}
.status-strip__msg{font-size:.88rem;font-weight:600;color:var(--fm-dark);}
.status-strip__sub{font-size:.76rem;color:var(--fm-subtle);}
/* frame grid */
.frame-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:6px;}
.frame-cell{background:var(--fm-bg-soft);border:1px solid var(--fm-border);border-radius:10px;padding:10px 8px;text-align:center;cursor:pointer;transition:border-color .2s,background .2s;}
.frame-cell.active{border-color:var(--fm-green);background:#F0FDF4;}
.frame-cell__icon{font-size:1.1rem;margin-bottom:3px;}
.frame-cell__label{font-family:'Barlow Condensed',sans-serif;font-size:.78rem;font-weight:700;text-transform:uppercase;color:var(--fm-mid);}
.frame-cell__range{font-size:.67rem;color:var(--fm-subtle);margin-top:2px;line-height:1.3;}
.optional-label{font-size:.67rem;color:var(--fm-subtle);text-transform:uppercase;font-weight:600;}
.res-note{font-size:.75rem;color:var(--fm-subtle);line-height:1.55;padding:10px 14px;background:var(--fm-bg-soft);border-radius:8px;border-left:3px solid var(--fm-green);}
/* info section */
.info-section{max-width:100%;padding:0 0 64px;}
.info-section h2{font-family:'Barlow Condensed',sans-serif;font-size:clamp(1.5rem,3vw,1.9rem);font-weight:800;text-transform:uppercase;letter-spacing:.02em;margin-bottom:6px;color:var(--fm-dark);}
.section-intro{font-size:.93rem;line-height:1.82;color:var(--fm-mid);margin-bottom:32px;}
.info-divider{height:3px;background:linear-gradient(to right,var(--fm-green),transparent);border-radius:100px;margin-bottom:32px;max-width:100px;}
.info-grid {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 32px 48px;
    margin-bottom: 40px;
}
.info-grid > .info-block { flex: 1 1 300px; min-width: 0; }
.info-grid--wide { flex-direction: column; }
.info-grid--wide > .info-block { flex: 1 1 100%; }
@media(max-width:700px){
    .info-grid { flex-direction: column; }
    .info-grid > .info-block { flex: 1 1 100%; }
    .ibw-headline__cols{grid-template-columns:1fr 1fr;}
    .ibw-headline__col+.ibw-headline__col{border-left:none;padding-left:0;border-top:1px solid rgba(255,255,255,.1);padding-top:10px;margin-top:6px;}
    .frame-grid{grid-template-columns:1fr 1fr 1fr;}
}
@media(max-width:480px){.ibw-headline__val{font-size:3rem;}.frame-grid{grid-template-columns:1fr 1fr;}}