/* Utilix — BMI Calculator (bmi-) */
:root {
    --bmi-accent: #ea580c;
    --bmi-accent-light: #ffedd5;
    --bmi-accent-dark: #c2410c;
    --bmi-accent-border: #fed7aa;
}

/* Hero */
.bmi-hero { padding-bottom: 40px; }
.bmi-hero__grid { display: grid; grid-template-columns: 1fr 360px; gap: 40px; align-items: center; }
.bmi-hero__main { display: flex; gap: 20px; align-items: flex-start; }
.bmi-hero__visual { position: relative; display: flex; align-items: center; justify-content: center; min-height: 220px; }
.bmi-leaf { position: absolute; width: 28px; height: 28px; border-radius: 50% 0 50% 50%; background: #86efac; opacity: .7; }
.bmi-leaf--1 { top: 20px; left: 30px; transform: rotate(-30deg); background: #bbf7d0; }
.bmi-leaf--2 { bottom: 30px; right: 40px; transform: rotate(45deg); background: #4ade80; }
.bmi-leaf--3 { top: 50%; right: 10px; transform: rotate(15deg); width: 20px; height: 20px; }
.bmi-hero__scale { position: relative; width: 200px; height: 200px; }
.bmi-hero__scale-body { position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 140px; height: 100px; background: linear-gradient(180deg, #f1f5f9 0%, #cbd5e1 100%); border-radius: 12px 12px 8px 8px; box-shadow: 0 12px 32px rgba(15,23,42,.15); }
.bmi-hero__scale-screen { display: flex; flex-direction: column; align-items: center; justify-content: center; margin: 14px auto 0; width: 90px; height: 56px; background: #0f172a; border-radius: 8px; color: #fff; }
.bmi-hero__scale-num { font-size: 1.25rem; font-weight: 800; color: var(--bmi-accent); line-height: 1; }
.bmi-hero__scale-screen > span:last-child { font-size: .5625rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: #94a3b8; margin-top: 4px; }
.bmi-hero__tape { position: absolute; top: 20px; right: -10px; width: 80px; height: 80px; border: 6px solid #fbbf24; border-radius: 50%; border-top-color: transparent; border-left-color: transparent; transform: rotate(45deg); }
.bmi-float { animation: bmi-float 4s ease-in-out infinite; }
.bmi-swing { animation: bmi-swing 3s ease-in-out infinite; transform-origin: top center; }
@keyframes bmi-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes bmi-swing { 0%, 100% { transform: rotate(35deg); } 50% { transform: rotate(55deg); } }

/* Main layout */
.bmi-main { padding: 0 0 48px; }
.bmi-calculator-wrap { margin-top: 8px; }
.bmi-calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: stretch; }
.bmi-card { background: #fff; border: 1px solid var(--border); border-radius: 20px; padding: 24px; box-shadow: 0 4px 24px rgba(15,23,42,.05); display: flex; flex-direction: column; }
.bmi-card__header h2 { margin: 0; font-size: 1.0625rem; font-weight: 700; color: var(--heading); }
.bmi-card__header p { margin: 4px 0 0; font-size: .75rem; color: #94a3b8; }
.bmi-card--result { min-height: 420px; }

.bmi-section-head { margin-bottom: 24px; }
.bmi-section-head h2 { margin: 0 0 8px; font-size: 1.25rem; font-weight: 800; color: var(--heading); }
.bmi-section-head p { margin: 0; font-size: .875rem; color: #64748b; }
.bmi-section-head--center { text-align: center; }
.bmi-section-head--center p { margin: 0 auto; max-width: 560px; }
.bmi-section-eyebrow { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; font-size: .75rem; font-weight: 700; color: var(--bmi-accent); background: var(--bmi-accent-light); border-radius: 999px; margin-bottom: 12px; }
.bmi-section-eyebrow i { width: 14px; height: 14px; }

/* Mode grid */
.bmi-mode-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-bottom: 32px; }
.bmi-mode-btn { position: relative; display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 16px 8px 12px; background: #fff; border: 2px solid #e8ecf1; border-radius: 16px; cursor: pointer; text-align: center; font-family: inherit; transition: border-color .2s, box-shadow .2s, transform .15s; }
.bmi-mode-btn__num { position: absolute; top: 8px; left: 10px; font-size: .5625rem; font-weight: 800; color: #94a3b8; }
.bmi-mode-btn:hover { border-color: var(--bmi-accent-border); box-shadow: 0 6px 20px rgba(234,88,12,.1); transform: translateY(-2px); }
.bmi-mode-btn.is-active { border-color: var(--bmi-accent); background: linear-gradient(180deg, #fff7ed 0%, #fff 100%); box-shadow: 0 4px 20px rgba(234,88,12,.15); }
.bmi-mode-btn__icon { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 50%; margin-top: 4px; }
.bmi-mode-btn__icon i { width: 22px; height: 22px; }
.bmi-mode-btn strong { font-size: .6875rem; font-weight: 700; color: var(--heading); line-height: 1.3; }
.bmi-mode-btn span:last-child { font-size: .5625rem; color: #94a3b8; line-height: 1.35; }
.bmi-mode-btn--orange .bmi-mode-btn__icon { background: #ffedd5; color: #ea580c; }
.bmi-mode-btn--green .bmi-mode-btn__icon { background: #d1fae5; color: #059669; }
.bmi-mode-btn--blue .bmi-mode-btn__icon { background: #dbeafe; color: #2563eb; }
.bmi-mode-btn--purple .bmi-mode-btn__icon { background: #ede9fe; color: #7c3aed; }
.bmi-mode-btn--red .bmi-mode-btn__icon { background: #fee2e2; color: #dc2626; }
.bmi-mode-btn--yellow .bmi-mode-btn__icon { background: #fef9c3; color: #ca8a04; }
.bmi-mode-btn--teal .bmi-mode-btn__icon { background: #ccfbf1; color: #0d9488; }
.bmi-mode-btn--pink .bmi-mode-btn__icon { background: #fce7f3; color: #db2777; }

.bmi-mode-badge { display: inline-block; margin-top: 8px; padding: 4px 10px; font-size: .6875rem; font-weight: 700; color: var(--bmi-accent-dark); background: var(--bmi-accent-light); border: 1px solid var(--bmi-accent-border); border-radius: 999px; }
.bmi-mode-desc { margin: 12px 0 16px; padding: 12px 14px; font-size: .8125rem; color: #c2410c; background: var(--bmi-accent-light); border: 1px solid var(--bmi-accent-border); border-radius: 12px; }

/* Form fields */
.bmi-field { margin-bottom: 16px; }
.bmi-field label { display: block; margin-bottom: 4px; font-size: .8125rem; font-weight: 700; color: var(--heading); }
.bmi-field small { display: block; margin-bottom: 8px; font-size: .6875rem; color: #94a3b8; }
.bmi-field select { width: 100%; padding: 12px 14px; font-size: .875rem; color: var(--heading); background: #fff; border: 1px solid #cbd5e1; border-radius: 12px; font-family: inherit; box-sizing: border-box; cursor: pointer; }
.bmi-field select:focus { outline: none; border-color: var(--bmi-accent); box-shadow: 0 0 0 3px rgba(234,88,12,.15); }
.bmi-input-wrap { position: relative; display: flex; align-items: center; }
.bmi-input-wrap input { width: 100%; padding: 12px 52px 12px 14px; font-size: .875rem; color: var(--heading); background: #fff; border: 1px solid #cbd5e1; border-radius: 12px; font-family: inherit; box-sizing: border-box; }
.bmi-input-wrap input:focus { outline: none; border-color: var(--bmi-accent); box-shadow: 0 0 0 3px rgba(234,88,12,.15); }
.bmi-input-unit { position: absolute; right: 14px; font-size: .75rem; font-weight: 700; color: #94a3b8; pointer-events: none; }
.bmi-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.bmi-gender-toggle { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 18px; }
.bmi-gender-toggle__btn { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 12px; font-size: .8125rem; font-weight: 700; color: var(--heading); background: #fff; border: 2px solid #e8ecf1; border-radius: 12px; cursor: pointer; font-family: inherit; transition: border-color .15s, background .15s, color .15s; }
.bmi-gender-toggle__btn i { width: 18px; height: 18px; }
.bmi-gender-toggle__btn.is-active { color: #fff; background: var(--bmi-accent); border-color: var(--bmi-accent); }

.bmi-info-tip { display: flex; gap: 10px; align-items: flex-start; margin-top: 16px; padding: 12px 14px; font-size: .75rem; line-height: 1.5; color: #2563eb; background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 12px; }
.bmi-info-tip i { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; }
.bmi-info-tip p { margin: 0; }
.bmi-example-box { margin-top: 12px; padding: 12px 14px; font-size: .75rem; line-height: 1.5; color: #2563eb; background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 12px; }

/* Buttons */
.bmi-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 16px; font-size: .8125rem; font-weight: 700; border-radius: 10px; border: none; cursor: pointer; transition: background .15s, border-color .15s; font-family: inherit; }
.bmi-btn i { width: 16px; height: 16px; }
.bmi-btn--primary { width: 100%; margin-top: 8px; padding: 14px 20px; font-size: .9375rem; color: #fff; background: var(--bmi-accent); }
.bmi-btn--primary:hover { background: var(--bmi-accent-dark); }
.bmi-btn--primary:disabled { opacity: .65; cursor: not-allowed; }
.bmi-btn--outline { color: var(--bmi-accent); background: #fff; border: 1px solid var(--bmi-accent-border); }
.bmi-btn--outline:hover { background: var(--bmi-accent-light); }
.bmi-btn--green { color: #059669; border-color: #a7f3d0; }
.bmi-btn--green:hover { background: #ecfdf5; }
.bmi-btn--red { color: #dc2626; border-color: #fecaca; }
.bmi-btn--red:hover { background: #fef2f2; }

/* Results */
.bmi-result-content { flex: 1; display: flex; flex-direction: column; }
.bmi-ring-wrap { display: flex; justify-content: center; padding: 8px 0 4px; }
.bmi-ring { position: relative; width: 200px; height: 200px; }
.bmi-ring__svg { width: 100%; height: 100%; transform: rotate(0deg); }
.bmi-ring__track { stroke: #e8ecf1; }
.bmi-ring__progress { stroke: var(--bmi-accent); stroke-dasharray: 490; stroke-dashoffset: 490; transition: stroke-dashoffset .6s ease, stroke .3s; }
.bmi-ring__center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 20px; }
.bmi-ring__caption { font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: #94a3b8; margin-bottom: 4px; }
.bmi-ring__number { font-size: 2.25rem; font-weight: 800; color: var(--heading); line-height: 1; }
.bmi-ring__category { font-size: .75rem; font-weight: 700; margin-top: 6px; padding: 4px 10px; border-radius: 999px; }
.bmi-ring__category--blue { color: #2563eb; background: #dbeafe; }
.bmi-ring__category--green { color: #059669; background: #d1fae5; }
.bmi-ring__category--yellow { color: #ca8a04; background: #fef9c3; }
.bmi-ring__category--orange { color: #ea580c; background: #ffedd5; }
.bmi-ring__category--red { color: #dc2626; background: #fee2e2; }
.bmi-ring__category--red-dark { color: #991b1b; background: #fecaca; }

.bmi-metrics-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 16px 0; }
.bmi-metric-box { padding: 14px 10px; text-align: center; background: #f8fafc; border: 1px solid var(--border); border-radius: 12px; }
.bmi-metric-box small { display: block; font-size: .625rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: #94a3b8; margin-bottom: 6px; }
.bmi-metric-box span { display: block; font-size: .8125rem; font-weight: 800; color: var(--heading); line-height: 1.35; word-break: break-word; }

.bmi-single-result { text-align: center; padding: 24px 16px; margin: 16px 0; }
.bmi-single-result span { display: block; font-size: 2.75rem; font-weight: 800; color: var(--bmi-accent); line-height: 1; }
.bmi-single-result small { display: block; margin-top: 8px; font-size: .8125rem; font-weight: 700; color: #94a3b8; text-transform: uppercase; }

.bmi-calories-result { display: flex; flex-direction: column; gap: 10px; margin: 16px 0; }
.bmi-calories-result[hidden] { display: none !important; }
.bmi-result-bmi[hidden],
.bmi-single-result[hidden],
#bmi-result-bmi[hidden],
#bmi-result-single[hidden],
#bmi-result-calories[hidden] { display: none !important; }
.bmi-calories-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 18px; background: #f8fafc; border: 1px solid var(--border); border-radius: 14px; }
.bmi-calories-row span { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: #94a3b8; }
.bmi-calories-row strong { font-size: 1.125rem; font-weight: 800; color: var(--bmi-accent); }

.bmi-result-summary { padding: 14px; margin-top: 12px; background: #f8fafc; border: 1px solid var(--border); border-radius: 12px; }
.bmi-result-summary span { display: block; margin-bottom: 6px; font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: #94a3b8; }
.bmi-result-summary p { margin: 0; font-size: .875rem; color: var(--heading); line-height: 1.5; }

.bmi-result-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: auto; padding-top: 16px; }
.bmi-result-actions .bmi-btn { flex: 1; min-width: 110px; }

/* All modes strip */
.bmi-all-modes { padding: 48px 0; background: #fff7ed; border-top: 1px solid var(--bmi-accent-border); border-bottom: 1px solid var(--bmi-accent-border); }
.bmi-mode-grid--compact { margin-bottom: 0; }

/* About */
.bmi-about { padding: 56px 0; background: var(--bg-section); }
.bmi-about__grid { display: grid; grid-template-columns: 1fr 300px; gap: 32px; align-items: start; }
.bmi-about__content h2 { margin: 0 0 16px; font-size: 1.5rem; font-weight: 800; color: var(--heading); }
.bmi-about__lead { margin: 0 0 12px; font-size: .9375rem; line-height: 1.65; color: #475569; }
.bmi-about__content > p { margin: 0 0 24px; font-size: .875rem; line-height: 1.65; color: #64748b; }
.bmi-about__features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 24px; }
.bmi-about__feature { display: flex; gap: 12px; padding: 14px; background: #fff; border: 1px solid var(--border); border-radius: 14px; }
.bmi-about__feature-icon { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 10px; background: var(--bmi-accent-light); color: var(--bmi-accent); flex-shrink: 0; }
.bmi-about__feature-icon i { width: 20px; height: 20px; }
.bmi-about__feature strong { display: block; font-size: .8125rem; color: var(--heading); }
.bmi-about__feature p { margin: 4px 0 0; font-size: .75rem; color: #94a3b8; line-height: 1.45; }

.bmi-side-card { padding: 22px; background: #fff; border: 1px solid var(--border); border-radius: 18px; box-shadow: 0 4px 20px rgba(15,23,42,.04); margin-bottom: 16px; }
.bmi-side-card h3 { display: flex; align-items: center; gap: 8px; margin: 0 0 16px; font-size: .9375rem; font-weight: 700; color: var(--heading); }
.bmi-side-card h3 i { width: 18px; height: 18px; color: var(--bmi-accent); }
.bmi-tips-list { margin: 0; padding: 0; list-style: none; }
.bmi-tips-list li { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0; font-size: .8125rem; color: #64748b; line-height: 1.5; border-bottom: 1px solid #f1f5f9; }
.bmi-tips-list li:last-child { border-bottom: none; }
.bmi-tips-list li i { width: 16px; height: 16px; color: #059669; flex-shrink: 0; margin-top: 3px; }

.bmi-tools-list { margin: 0; padding: 0; list-style: none; }
.bmi-tools-link { display: flex; align-items: center; gap: 10px; padding: 10px 12px; font-size: .8125rem; font-weight: 600; color: var(--heading); text-decoration: none; border-radius: 10px; transition: background .15s; }
.bmi-tools-link:hover { background: #f8fafc; }
.bmi-tools-link.is-current { background: var(--bmi-accent-light); color: var(--bmi-accent-dark); }
.bmi-tools-link__icon { display: flex; align-items: center; justify-content: center; width: 32px; height: 32px; border-radius: 8px; background: #f1f5f9; }
.bmi-tools-link__icon i { width: 16px; height: 16px; }
.bmi-view-all { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-size: .8125rem; font-weight: 700; color: var(--bmi-accent); text-decoration: none; }

/* Steps */
.bmi-steps-section { padding: 56px 0; background: #fff7ed; }
.bmi-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; margin: 0; padding: 0; list-style: none; }
.bmi-step { padding: 20px 16px; background: #fff; border: 1px solid var(--border); border-radius: 16px; text-align: center; }
.bmi-step__num { display: flex; align-items: center; justify-content: center; width: 32px; height: 32px; margin: 0 auto 12px; font-size: .875rem; font-weight: 800; color: #fff; background: var(--bmi-accent); border-radius: 50%; }
.bmi-step strong { display: block; margin-bottom: 6px; font-size: .8125rem; color: var(--heading); }
.bmi-step p { margin: 0; font-size: .75rem; color: #94a3b8; line-height: 1.45; }

/* Toast & animation */
.bmi-toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(80px); padding: 12px 20px; font-size: .8125rem; font-weight: 600; color: #fff; background: #1e293b; border-radius: 10px; opacity: 0; pointer-events: none; transition: transform .3s, opacity .3s; z-index: 9999; }
.bmi-toast--show { transform: translateX(-50%) translateY(0); opacity: 1; }

.bmi-animate-in { opacity: 0; transform: translateY(16px); transition: opacity .5s ease, transform .5s ease; }
.bmi-animate-in.is-visible { opacity: 1; transform: translateY(0); }
.bmi-animate-in--delay { transition-delay: .08s; }

/* Responsive */
@media (max-width: 1100px) {
    .bmi-hero__grid { grid-template-columns: 1fr; }
    .bmi-hero__visual { display: none; }
    .bmi-mode-grid, .bmi-mode-grid--compact { grid-template-columns: repeat(3, 1fr); }
    .bmi-calc-grid { grid-template-columns: 1fr; }
    .bmi-about__grid { grid-template-columns: 1fr; }
    .bmi-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .bmi-mode-grid, .bmi-mode-grid--compact { grid-template-columns: repeat(2, 1fr); }
    .bmi-about__features { grid-template-columns: 1fr; }
    .bmi-field-row { grid-template-columns: 1fr; }
    .bmi-steps { grid-template-columns: 1fr; }
    .bmi-result-actions .bmi-btn { min-width: 100%; }
}

/* Dark mode */
[data-theme="dark"] .bmi-card,
[data-theme="dark"] .bmi-mode-btn,
[data-theme="dark"] .bmi-step,
[data-theme="dark"] .bmi-side-card,
[data-theme="dark"] .bmi-about__feature { background: var(--bg-section); border-color: var(--border); }
[data-theme="dark"] .bmi-mode-btn.is-active { background: linear-gradient(180deg, #431407 0%, var(--bg-section) 100%); }
[data-theme="dark"] .bmi-mode-desc { background: rgba(234,88,12,.15); border-color: #9a3412; color: #fdba74; }
[data-theme="dark"] .bmi-gender-toggle__btn { background: var(--bg-section); border-color: var(--border); color: var(--text); }
[data-theme="dark"] .bmi-gender-toggle__btn.is-active { background: var(--bmi-accent-dark); border-color: var(--bmi-accent); color: #fff; }
[data-theme="dark"] .bmi-input-wrap input,
[data-theme="dark"] .bmi-field select { background: #0f172a; border-color: var(--border); color: var(--text); }
[data-theme="dark"] .bmi-info-tip,
[data-theme="dark"] .bmi-example-box { background: rgba(37,99,235,.12); border-color: #1e3a8a; color: #93c5fd; }
[data-theme="dark"] .bmi-metric-box,
[data-theme="dark"] .bmi-calories-row,
[data-theme="dark"] .bmi-result-summary { background: #1a2332; }
[data-theme="dark"] .bmi-all-modes,
[data-theme="dark"] .bmi-steps-section { background: #1c1008; border-color: #78350f; }
[data-theme="dark"] .bmi-btn--outline { background: #1a2332; border-color: #9a3412; color: #fdba74; }
[data-theme="dark"] .bmi-tools-link.is-current { background: #431407; color: #fdba74; }
[data-theme="dark"] .bmi-ring__track { stroke: #334155; }
[data-theme="dark"] .bmi-hero__scale-body { background: linear-gradient(180deg, #334155 0%, #1e293b 100%); }