/* Utilix — Unit Converter (ccv-) */
:root {
    --ccv-accent: #0891b2;
    --ccv-accent-light: #cffafe;
    --ccv-accent-dark: #0e7490;
    --ccv-accent-border: #67e8f9;
}

.ccv-hero { padding-bottom: 40px; }
.ccv-hero__grid { display: grid; grid-template-columns: 1fr 380px; gap: 40px; align-items: center; }
.ccv-hero__main { display: flex; gap: 20px; align-items: flex-start; }
.ccv-hero__visual { display: flex; align-items: center; justify-content: center; min-height: 240px; }

.ccv-main { padding: 0 0 48px; }
.ccv-section-head { margin-bottom: 24px; }
.ccv-section-head h2 { margin: 0 0 8px; font-size: 1.25rem; font-weight: 800; color: var(--heading); }
.ccv-section-head p { margin: 0; font-size: .875rem; color: #64748b; }
.ccv-section-head--center { text-align: center; }
.ccv-section-head--center p { margin: 0 auto; max-width: 560px; }
.ccv-section-head--row { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.ccv-section-eyebrow { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; font-size: .75rem; font-weight: 700; color: var(--ccv-accent); background: var(--ccv-accent-light); border-radius: 999px; margin-bottom: 12px; }
.ccv-section-eyebrow i { width: 14px; height: 14px; }
.ccv-link { display: inline-flex; align-items: center; gap: 6px; font-size: .8125rem; font-weight: 700; color: var(--ccv-accent); text-decoration: none; }
.ccv-link i { width: 16px; height: 16px; }

.ccv-mode-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-bottom: 32px; }
.ccv-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; transition: border-color .2s, box-shadow .2s, transform .15s; font-family: inherit; }
.ccv-mode-btn__num { position: absolute; top: 8px; left: 10px; font-size: .5625rem; font-weight: 800; color: #94a3b8; }
.ccv-mode-btn:hover { border-color: var(--ccv-accent-border); box-shadow: 0 6px 20px rgba(8,145,178,.12); transform: translateY(-2px); }
.ccv-mode-btn.is-active { border-color: var(--ccv-accent); background: linear-gradient(180deg, #ecfeff 0%, #fff 100%); box-shadow: 0 4px 20px rgba(8,145,178,.15); }
.ccv-mode-btn__icon { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 50%; margin-top: 4px; }
.ccv-mode-btn__icon i { width: 22px; height: 22px; }
.ccv-mode-btn strong { font-size: .6875rem; font-weight: 700; color: var(--heading); line-height: 1.3; }
.ccv-mode-btn span:last-child { font-size: .5625rem; color: #94a3b8; line-height: 1.35; }
.ccv-mode-btn--purple .ccv-mode-btn__icon { background: #ede9fe; color: #7c3aed; }
.ccv-mode-btn--green .ccv-mode-btn__icon { background: #d1fae5; color: #059669; }
.ccv-mode-btn--orange .ccv-mode-btn__icon { background: #ffedd5; color: #ea580c; }
.ccv-mode-btn--red .ccv-mode-btn__icon { background: #fee2e2; color: #dc2626; }
.ccv-mode-btn--blue .ccv-mode-btn__icon { background: #dbeafe; color: #2563eb; }
.ccv-mode-btn--cyan .ccv-mode-btn__icon { background: #cffafe; color: #0891b2; }
.ccv-mode-btn--teal .ccv-mode-btn__icon { background: #ccfbf1; color: #0d9488; }
.ccv-mode-btn--indigo .ccv-mode-btn__icon { background: #e0e7ff; color: #4f46e5; }
.ccv-mode-btn--yellow .ccv-mode-btn__icon { background: #fef9c3; color: #ca8a04; }

.ccv-panel[hidden] { display: none !important; }
.ccv-panel { margin-bottom: 12px; }

.ccv-field input[type="date"],
.ccv-field input[type="text"]:not(.ccv-value-input input) {
    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;
}
.ccv-field input:focus { outline: none; border-color: var(--ccv-accent); box-shadow: 0 0 0 3px rgba(8,145,178,.15); }

.ccv-value-input input[readonly] { background: #f8fafc; color: var(--ccv-accent-dark); font-weight: 700; }

.ccv-rate-details { margin-bottom: 20px; padding: 16px; background: #f8fafc; border: 1px solid var(--border); border-radius: 14px; }
.ccv-rate-details__title { display: block; margin-bottom: 12px; font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: #94a3b8; }
.ccv-rate-details__row { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; font-size: .8125rem; border-bottom: 1px solid #e2e8f0; }
.ccv-rate-details__row:last-child { border-bottom: none; }
.ccv-rate-details__row span { color: #64748b; }
.ccv-rate-details__row strong { color: var(--heading); text-align: right; }
.ccv-rate-details__row--full { flex-direction: column; gap: 4px; }
.ccv-rate-details__row--full strong { text-align: left; font-size: .875rem; color: var(--ccv-accent-dark); }
.ccv-live-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: #22c55e; margin-right: 4px; animation: ccv-pulse 2s ease infinite; }
@keyframes ccv-pulse { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }

.ccv-extra-stats { margin-bottom: 16px; padding: 14px; background: #fff; border: 1px solid var(--ccv-accent-border); border-radius: 12px; }
.ccv-extra-stats[hidden] { display: none !important; }
.ccv-extra-stats__row { display: flex; justify-content: space-between; gap: 10px; padding: 6px 0; font-size: .8125rem; border-bottom: 1px dashed #e2e8f0; }
.ccv-extra-stats__row:last-child { border-bottom: none; }
.ccv-extra-stats__row span { color: #64748b; }
.ccv-extra-stats__row strong { color: var(--heading); }

.ccv-multi-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 16px; }
.ccv-multi-grid[hidden] { display: none !important; }

.ccv-favorites-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; min-height: 40px; }
.ccv-favorites-empty { margin: 0; font-size: .8125rem; color: #94a3b8; }
.ccv-favorite-item { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 12px; font-size: .8125rem; font-weight: 600; color: var(--heading); background: #f8fafc; border: 1px solid var(--border); border-radius: 10px; cursor: pointer; font-family: inherit; transition: background .15s; }
.ccv-favorite-item:hover { background: var(--ccv-accent-light); border-color: var(--ccv-accent-border); }
.ccv-favorite-item i { width: 14px; height: 14px; color: #94a3b8; }

/* Hero — currency illustration */
.ccv-hero__float--usd,
.ccv-hero__float--eur,
.ccv-hero__float--yen,
.ccv-hero__float--gbp { font-size: 1.125rem; font-weight: 800; width: 40px; height: 40px; border-radius: 10px; }
.ccv-hero__float--usd { top: 12px; right: 8px; color: #0891b2; background: #cffafe; border-color: #67e8f9; animation: ccv-float 4s ease-in-out infinite; }
.ccv-hero__float--eur { top: 56px; left: 0; color: #7c3aed; background: #ede9fe; border-color: #ddd6fe; animation: ccv-float 4.2s ease-in-out .2s infinite; }
.ccv-hero__float--yen { bottom: 80px; right: 0; color: #dc2626; background: #fee2e2; border-color: #fecaca; animation: ccv-float 3.8s ease-in-out .4s infinite; }
.ccv-hero__float--gbp { bottom: 24px; left: 8px; color: #059669; background: #d1fae5; border-color: #a7f3d0; animation: ccv-float 4.5s ease-in-out .6s infinite; }

.ccv-hero__globe { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 100px; height: 100px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: linear-gradient(135deg, #cffafe 0%, #a5f3fc 100%); border: 2px solid #67e8f9; color: #0891b2; box-shadow: 0 12px 32px rgba(8,145,178,.2); z-index: 2; }
.ccv-hero__globe i { width: 48px; height: 48px; }
.ccv-hero__coins { position: absolute; bottom: 20px; right: 24px; width: 56px; height: 56px; display: flex; align-items: center; justify-content: center; border-radius: 14px; background: linear-gradient(135deg, #fef9c3 0%, #fde047 100%); border: 2px solid #facc15; color: #ca8a04; box-shadow: 0 8px 20px rgba(234,179,8,.25); z-index: 3; }
.ccv-hero__coins i { width: 28px; height: 28px; }
.ccv-hero__phone { position: absolute; top: 20px; left: 20px; width: 48px; height: 72px; display: flex; align-items: center; justify-content: center; border-radius: 10px; background: #1e293b; color: #67e8f9; box-shadow: 0 8px 24px rgba(15,23,42,.2); z-index: 3; }
.ccv-hero__phone i { width: 22px; height: 22px; }

[data-theme="dark"] .ccv-rate-details { background: #1a2332; border-color: var(--border); }
[data-theme="dark"] .ccv-extra-stats { background: #1a2332; border-color: #155e75; }
[data-theme="dark"] .ccv-value-input input[readonly] { background: #0f172a; }
[data-theme="dark"] .ccv-favorite-item { background: #1a2332; }
[data-theme="dark"] .ccv-field input[type="date"],
[data-theme="dark"] .ccv-field input[type="text"]:not(.ccv-value-input input) { background: #0f172a; border-color: var(--border); color: var(--text); }
[data-theme="dark"] .ccv-hero__globe { background: linear-gradient(135deg, rgba(8,145,178,.3) 0%, rgba(8,145,178,.15) 100%); }
[data-theme="dark"] .ccv-hero__phone { background: #0f172a; }


.ccv-calculator-wrap { margin-top: 8px; }
.ccv-calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: stretch; }
.ccv-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; }
.ccv-card__head h2 { margin: 0; font-size: 1.0625rem; font-weight: 700; color: var(--heading); }
.ccv-card__head p { margin: 4px 0 0; font-size: .75rem; color: #94a3b8; }
.ccv-mode-badge { display: inline-block; margin-top: 8px; padding: 4px 10px; font-size: .6875rem; font-weight: 700; color: var(--ccv-accent-dark); background: var(--ccv-accent-light); border: 1px solid var(--ccv-accent-border); border-radius: 999px; }
.ccv-mode-desc { margin: 12px 0 18px; padding: 12px 14px; font-size: .8125rem; color: #0e7490; background: var(--ccv-accent-light); border: 1px solid var(--ccv-accent-border); border-radius: 12px; }

.ccv-field { margin-bottom: 16px; }
.ccv-field label { display: block; margin-bottom: 4px; font-size: .8125rem; font-weight: 700; color: var(--heading); }
.ccv-field small { display: block; margin-bottom: 8px; font-size: .6875rem; color: #94a3b8; }
.ccv-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; }
.ccv-field select:focus { outline: none; border-color: var(--ccv-accent); box-shadow: 0 0 0 3px rgba(8,145,178,.15); }

.ccv-value-input { display: flex; align-items: stretch; border: 1px solid #cbd5e1; border-radius: 12px; overflow: hidden; background: #fff; }
.ccv-value-input:focus-within { border-color: var(--ccv-accent); box-shadow: 0 0 0 3px rgba(8,145,178,.15); }
.ccv-value-input input { flex: 1; border: none; padding: 12px 14px; font-size: .9375rem; font-weight: 600; color: var(--heading); font-family: inherit; font-variant-numeric: tabular-nums; background: transparent; min-width: 0; }
.ccv-value-input input:focus { outline: none; }
.ccv-value-clear { display: flex; align-items: center; justify-content: center; width: 44px; border: none; background: #f8fafc; color: #94a3b8; cursor: pointer; transition: color .15s, background .15s; flex-shrink: 0; }
.ccv-value-clear:hover { background: #fee2e2; color: #dc2626; }
.ccv-value-clear i { width: 16px; height: 16px; }

.ccv-convert-row { display: grid; grid-template-columns: 1fr auto 1fr; gap: 12px; align-items: end; margin-bottom: 8px; }
.ccv-convert-row .ccv-field { margin-bottom: 0; }
.ccv-swap-btn { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; margin-bottom: 4px; border: 2px solid var(--ccv-accent-border); border-radius: 12px; background: var(--ccv-accent-light); color: var(--ccv-accent); cursor: pointer; transition: background .15s, transform .15s; flex-shrink: 0; }
.ccv-swap-btn:hover { background: #a5f3fc; transform: rotate(180deg); }
.ccv-swap-btn i { width: 18px; height: 18px; }

.ccv-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; font-family: inherit; }
.ccv-btn i { width: 16px; height: 16px; }
.ccv-btn--primary { width: 100%; margin-top: 16px; padding: 14px 20px; font-size: .9375rem; color: #fff; background: var(--ccv-accent); }
.ccv-btn--primary:hover { background: var(--ccv-accent-dark); }
.ccv-btn--outline { color: var(--ccv-accent); background: #fff; border: 1px solid var(--ccv-accent-border); }
.ccv-btn--outline:hover { background: var(--ccv-accent-light); }
.ccv-btn--green,
.ccv-btn--red { color: var(--ccv-accent); border-color: var(--ccv-accent-border); }
.ccv-btn--green:hover,
.ccv-btn--red:hover { background: var(--ccv-accent-light); }

.ccv-info-tip { display: flex; gap: 10px; align-items: flex-start; margin-top: 16px; padding: 12px 14px; font-size: .75rem; line-height: 1.5; color: #0e7490; background: var(--ccv-accent-light); border: 1px solid var(--ccv-accent-border); border-radius: 12px; }
.ccv-info-tip i { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; }
.ccv-info-tip p { margin: 0; }
.ccv-example-box { margin-top: 16px; padding: 12px 14px; font-size: .75rem; line-height: 1.5; color: #2563eb; background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 12px; }

.ccv-result-content { flex: 1; display: flex; flex-direction: column; }
.ccv-result-header { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.ccv-result-header__icon { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 12px; background: var(--ccv-accent-light); color: var(--ccv-accent); }
.ccv-result-header__icon i { width: 20px; height: 20px; }
.ccv-result-header strong { font-size: .9375rem; color: var(--heading); }

.ccv-result-hero { text-align: center; padding: 24px 16px; margin-bottom: 20px; background: linear-gradient(180deg, #ecfeff 0%, #cffafe 100%); border: 1px solid var(--ccv-accent-border); border-radius: 16px; }
.ccv-result-hero__value { display: block; font-size: 1.375rem; font-weight: 800; color: var(--ccv-accent-dark); line-height: 1.35; word-break: break-word; }
.ccv-result-hero__label { display: block; margin-top: 8px; font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: #0e7490; }

.ccv-others-wrap { margin-bottom: 20px; }
.ccv-others-title { display: block; margin-bottom: 10px; font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: #94a3b8; }
.ccv-others-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; max-height: 280px; overflow-y: auto; padding-right: 4px; }
.ccv-other-box { padding: 12px 10px; text-align: center; background: #f8fafc; border: 1px solid var(--border); border-radius: 12px; }
.ccv-other-box__value { display: block; font-size: .875rem; font-weight: 800; color: var(--heading); line-height: 1.25; word-break: break-word; }
.ccv-other-box__label { display: block; margin-top: 4px; font-size: .625rem; font-weight: 600; color: #94a3b8; line-height: 1.3; }

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

.ccv-result-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: auto; padding-top: 20px; }
.ccv-result-actions .ccv-btn { flex: 1; min-width: 120px; }

.ccv-all-modes { padding: 0 0 48px; background: #ecfeff; border-top: 1px solid var(--ccv-accent-border); border-bottom: 1px solid var(--ccv-accent-border); }
.ccv-mode-grid--compact .ccv-mode-btn { padding: 14px 8px; }
.ccv-mode-grid--compact .ccv-mode-btn__num { display: none; }
.ccv-mode-grid--compact .ccv-mode-btn span:last-child { display: none; }
.ccv-mode-grid--compact { margin-bottom: 0; }

.ccv-info { padding: 56px 0; background: var(--bg-section); }
.ccv-info__grid { display: grid; grid-template-columns: 1fr 300px; gap: 32px; align-items: start; }
.ccv-about-content h2 { margin: 0 0 16px; font-size: 1.5rem; font-weight: 800; color: var(--heading); }
.ccv-about-content__lead { margin: 0 0 12px; font-size: .9375rem; line-height: 1.65; color: #475569; }
.ccv-about-content__text { margin: 0 0 28px; font-size: .875rem; line-height: 1.65; color: #64748b; }
.ccv-about-features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 28px; }
.ccv-about-feature { display: flex; gap: 12px; padding: 14px; background: #fff; border: 1px solid var(--border); border-radius: 14px; }
.ccv-about-feature__icon { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0; }
.ccv-about-feature__icon i { width: 20px; height: 20px; }
.ccv-about-feature__icon--cyan { background: #cffafe; color: #0891b2; }
.ccv-about-feature__icon--teal { background: #cffafe; color: #0891b2; }
.ccv-about-feature__icon--blue { background: #dbeafe; color: #2563eb; }
.ccv-about-feature__icon--green { background: #d1fae5; color: #059669; }
.ccv-about-feature__icon--orange { background: #ffedd5; color: #ea580c; }
.ccv-about-feature__icon--purple { background: #ede9fe; color: #7c3aed; }
.ccv-about-feature strong { display: block; font-size: .8125rem; color: var(--heading); }
.ccv-about-feature p { margin: 4px 0 0; font-size: .75rem; color: #94a3b8; line-height: 1.45; }

.ccv-side-card { padding: 22px; background: #fff; border: 1px solid var(--border); border-radius: 18px; box-shadow: 0 4px 20px rgba(15,23,42,.04); }
.ccv-side-card--tips { background: linear-gradient(180deg, #ecfeff 0%, #fff 100%); border-color: var(--ccv-accent-border); }
.ccv-side-card__title { display: flex; align-items: center; gap: 8px; margin: 0 0 16px; font-size: .9375rem; font-weight: 700; color: var(--heading); }
.ccv-side-card__title i { width: 18px; height: 18px; color: var(--ccv-accent); }
.ccv-tips-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.ccv-tips-head__icon { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 10px; background: var(--ccv-accent-light); color: var(--ccv-accent-dark); }
.ccv-tips-head__icon i { width: 18px; height: 18px; }
.ccv-tips-head h3 { margin: 0; font-size: .9375rem; font-weight: 700; }
.ccv-tips-list { margin: 0; padding: 0; list-style: none; }
.ccv-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; }
.ccv-tips-list li:last-child { border-bottom: none; }
.ccv-tips-list__check { display: flex; align-items: center; justify-content: center; width: 20px; height: 20px; border-radius: 50%; background: #d1fae5; color: #059669; flex-shrink: 0; margin-top: 2px; }
.ccv-tips-list__check i { width: 12px; height: 12px; }

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

.ccv-steps-section { padding: 56px 0; background: #ecfeff; }
.ccv-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; margin: 0; padding: 0; list-style: none; }
.ccv-step { position: relative; padding: 20px 16px; background: #fff; border: 1px solid var(--border); border-radius: 16px; text-align: center; }
.ccv-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(--ccv-accent); border-radius: 50%; }
.ccv-step strong { display: block; margin-bottom: 6px; font-size: .8125rem; color: var(--heading); }
.ccv-step p { margin: 0; font-size: .75rem; color: #94a3b8; line-height: 1.45; }

.ccv-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; }
.ccv-toast.is-visible { transform: translateX(-50%) translateY(0); opacity: 1; }

.ccv-animate-in { animation: ccv-fade-up .5s ease both; }
.ccv-animate-in--delay { animation-delay: .08s; }
@keyframes ccv-fade-up { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }

/* Hero illustration */
.ccv-hero__demo { position: relative; width: 100%; max-width: 380px; height: 240px; margin: 0 auto; }

.ccv-hero__float { position: absolute; display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 12px; background: #fff; border: 1px solid var(--border); box-shadow: 0 8px 24px rgba(15,23,42,.1); z-index: 4; }
.ccv-hero__float i { width: 20px; height: 20px; }
.ccv-hero__float--ruler { top: 8px; right: 12px; color: #0891b2; background: #cffafe; border-color: #67e8f9; animation: ccv-float 4s ease-in-out infinite; }
.ccv-hero__float--zap { top: 52px; left: 4px; color: #ea580c; background: #ffedd5; border-color: #fed7aa; animation: ccv-float 4.2s ease-in-out .3s infinite; }
.ccv-hero__float--thermo { bottom: 72px; right: 4px; color: #dc2626; background: #fee2e2; border-color: #fecaca; animation: ccv-float 3.8s ease-in-out .5s infinite; }

.ccv-hero__scale { position: absolute; top: 28px; left: 50%; transform: translateX(-50%); width: 120px; height: 80px; z-index: 2; }
.ccv-hero__scale-beam { position: absolute; top: 24px; left: 10px; right: 10px; height: 4px; background: #64748b; border-radius: 2px; }
.ccv-hero__scale-beam::after { content: ''; position: absolute; top: -18px; left: 50%; transform: translateX(-50%); width: 3px; height: 22px; background: #64748b; border-radius: 2px; }
.ccv-hero__scale-pan { position: absolute; top: 28px; width: 36px; height: 8px; background: linear-gradient(180deg, #cbd5e1 0%, #94a3b8 100%); border-radius: 50%; }
.ccv-hero__scale-pan--left { left: 4px; }
.ccv-hero__scale-pan--right { right: 4px; }
.ccv-hero__scale-stand { position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 8px; height: 36px; background: #475569; border-radius: 4px 4px 2px 2px; }
.ccv-hero__scale-stand::before { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 48px; height: 6px; background: #334155; border-radius: 3px; }

.ccv-hero__beaker { position: absolute; bottom: 24px; left: 24px; width: 52px; height: 72px; z-index: 3; }
.ccv-hero__beaker-neck { position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 18px; height: 14px; border: 2px solid #0891b2; border-bottom: none; border-radius: 4px 4px 0 0; background: rgba(207,250,254,.5); }
.ccv-hero__beaker-body { position: absolute; top: 12px; left: 0; right: 0; bottom: 0; border: 2px solid #0891b2; border-radius: 4px 4px 12px 12px; overflow: hidden; background: rgba(255,255,255,.6); }
.ccv-hero__beaker-liquid { position: absolute; bottom: 0; left: 0; right: 0; height: 55%; background: linear-gradient(180deg, #67e8f9 0%, #0891b2 100%); opacity: .85; }
.ccv-hero__beaker-mark { position: absolute; left: 6px; right: 6px; height: 1px; background: rgba(8,145,178,.35); }
.ccv-hero__beaker-mark--1 { top: 38px; }
.ccv-hero__beaker-mark--2 { top: 50px; }

.ccv-hero__tape { position: absolute; top: 36px; right: 20px; width: 100px; height: 56px; z-index: 3; }
.ccv-hero__tape-case { position: absolute; left: 0; top: 8px; width: 36px; height: 36px; background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%); border-radius: 8px; box-shadow: 0 4px 12px rgba(245,158,11,.35); }
.ccv-hero__tape-case::after { content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 10px; height: 10px; border-radius: 50%; background: #92400e; }
.ccv-hero__tape-strip { position: absolute; left: 32px; top: 18px; width: 68px; height: 16px; background: repeating-linear-gradient(90deg, #fef9c3 0, #fef9c3 6px, #fde68a 6px, #fde68a 12px); border: 1px solid #fbbf24; border-radius: 0 4px 4px 0; display: flex; align-items: center; gap: 8px; padding: 0 6px; }
.ccv-hero__tape-mark { width: 1px; height: 10px; background: #ca8a04; opacity: .6; }

.ccv-float { animation: ccv-float 5s ease-in-out infinite; }
.ccv-float-slow { animation: ccv-float 6s ease-in-out .5s infinite; }
.ccv-swing { animation: ccv-swing 6s ease-in-out infinite; transform-origin: left center; }
@keyframes ccv-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes ccv-swing { 0%, 100% { transform: rotate(-3deg); } 50% { transform: rotate(3deg); } }
.ccv-hero__scale.ccv-float { animation-name: ccv-float-scale; }
@keyframes ccv-float-scale { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(-6px); } }

@media (max-width: 1100px) {
    .ccv-hero__grid { grid-template-columns: 1fr; }
    .ccv-hero__visual { display: none; }
    .ccv-mode-grid, .ccv-mode-grid--compact { grid-template-columns: repeat(3, 1fr); }
    .ccv-calc-grid { grid-template-columns: 1fr; }
    .ccv-info__grid { grid-template-columns: 1fr; }
    .ccv-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .ccv-mode-grid, .ccv-mode-grid--compact { grid-template-columns: repeat(2, 1fr); }
    .ccv-about-features { grid-template-columns: 1fr; }
    .ccv-convert-row { grid-template-columns: 1fr; }
    .ccv-swap-btn { margin: 0 auto 8px; transform: rotate(90deg); }
    .ccv-swap-btn:hover { transform: rotate(270deg); }
    .ccv-steps { grid-template-columns: 1fr; }
    .ccv-others-grid { grid-template-columns: 1fr; }
}

[data-theme="dark"] .ccv-card,
[data-theme="dark"] .ccv-mode-btn,
[data-theme="dark"] .ccv-step,
[data-theme="dark"] .ccv-side-card,
[data-theme="dark"] .ccv-about-feature { background: var(--bg-section); border-color: var(--border); }
[data-theme="dark"] .ccv-mode-btn.is-active { background: linear-gradient(180deg, #083344 0%, var(--bg-section) 100%); }
[data-theme="dark"] .ccv-field select { background: #0f172a; border-color: var(--border); color: var(--text); }
[data-theme="dark"] .ccv-value-input { background: #0f172a; border-color: var(--border); }
[data-theme="dark"] .ccv-value-input input { color: var(--text); }
[data-theme="dark"] .ccv-value-clear { background: #1a2332; }
[data-theme="dark"] .ccv-mode-desc { background: rgba(8,145,178,.15); border-color: #155e75; color: #67e8f9; }
[data-theme="dark"] .ccv-example-box { background: rgba(37,99,235,.12); border-color: #1e3a8a; color: #93c5fd; }
[data-theme="dark"] .ccv-result-summary { background: #1a2332; }
[data-theme="dark"] .ccv-other-box { background: #1a2332; }
[data-theme="dark"] .ccv-all-modes,
[data-theme="dark"] .ccv-steps-section { background: #083344; border-color: #155e75; }
[data-theme="dark"] .ccv-btn--outline,
[data-theme="dark"] .ccv-btn--green,
[data-theme="dark"] .ccv-btn--red { background: #1a2332; border-color: #155e75; color: #67e8f9; }
[data-theme="dark"] .ccv-btn--primary:hover { background: #0e7490; }
[data-theme="dark"] .ccv-tools-link.is-current { background: #083344; color: #67e8f9; }
[data-theme="dark"] .ccv-hero__float { background: var(--bg-section); border-color: var(--border); }
[data-theme="dark"] .ccv-hero__float--ruler { background: rgba(8,145,178,.15); }
[data-theme="dark"] .ccv-hero__float--zap { background: rgba(234,88,12,.15); }
[data-theme="dark"] .ccv-hero__float--thermo { background: rgba(220,38,38,.15); }
[data-theme="dark"] .ccv-result-hero { background: linear-gradient(180deg, rgba(8,145,178,.15) 0%, rgba(8,145,178,.08) 100%); border-color: rgba(8,145,178,.3); }
[data-theme="dark"] .ccv-result-hero__label { color: #67e8f9; }
[data-theme="dark"] .ccv-info-tip { background: rgba(8,145,178,.12); border-color: #155e75; color: #67e8f9; }
[data-theme="dark"] .ccv-side-card--tips { background: linear-gradient(180deg, #083344 0%, var(--bg-section) 100%); border-color: #155e75; }