.utcPage {
    position: relative;
    margin: 0 auto;
    background-color: var(--surface-tertiary);
    font-family: var(--primary-font);
}

.utcHero {
    position: relative;
    z-index: 0;
    padding: 52px 28px 42px;
    text-align: center;
    isolation: isolate;
}

.utcHero::before {
    position: absolute;
    z-index: -1;
    top: 0;
    bottom: 0;
    right: 0;
    left: 0;
    width: 100%;
    background-color: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at 50% 0%, var(--accent-medium), transparent 56%),
        radial-gradient(circle, var(--border-subtle) 1px, transparent 1px);
    background-size: auto, 24px 24px;
    background-position: center, center top;
    content: "";
    opacity: 0.8;
}

.utcBreadcrumb {
    display: flex;
    max-width: var(--container-max-width);
    align-items: center;
    gap: 8px;
    margin: 0 auto 18px;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-align: left;
    text-transform: uppercase;
}

.utcBreadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.utcBreadcrumb a:hover {
    color: var(--accent-bright);
}

.utcBreadcrumb > span:last-child {
    overflow: hidden;
    color: var(--text-subtle);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.utcBreadcrumb > svg {
    flex: 0 0 auto;
    color: var(--text-subtle);
}

.utcHeroContent {
    animation: utcRiseIn 650ms ease both;
    margin: 0 auto 32px;
}

.utcEyebrow {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 14px;
    color: var(--accent-bright);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.14em;
}

.utcHero .utcEyebrow {
    justify-content: center;
}

.utcEyebrow svg {
    display: block;
}

.utcHero h1 {
    margin: 0;
    color: var(--text-primary);
    font-family: var(--secondary-font);
    font-size: clamp(38px, 6vw, 68px);
    font-weight: 750;
    letter-spacing: -0.055em;
    line-height: 1.08;
}

.utcHero h1 .highlight {
    color: var(--accent-active);
    text-shadow: 0 0 34px var(--accent-medium);
}

.utcHeroDescription {
    max-width: 620px;
    margin: 20px auto 0;
    color: var(--text-secondary);
    font-size: clamp(16px, 2vw, 19px);
    line-height: 1.7;
}

.utcHeroNote {
    margin: 12px 0 0;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
}

.utcConverterCard {
    position: relative;
    overflow: hidden;
    padding: clamp(20px, 4vw, 32px);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    background:
        radial-gradient(ellipse at 100% 0%, var(--accent-subtle), transparent 48%),
        var(--glass-bg);
    box-shadow: var(--dashboard-shadow), inset 0 1px 0 var(--accent-subtle);
    backdrop-filter: blur(18px);
    text-align: left;
    animation: utcRiseIn 750ms 100ms ease both;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal), translate var(--transition-normal);
}

.utcConverterCard:hover {
    translate: 0 -3px;
}

.utcInputHeader,
.utcInputFooter {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.utcInputHeader {
    margin-bottom: 12px;
}

.utcInputHeader label {
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 650;
}

.utcLiveIndicator {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 12px;
}

.utcLiveIndicator span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--success);
}

.utcInput {
    display: block;
    width: 100%;
    min-height: 152px;
    resize: none;
    padding: 18px;
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    outline: none;
    background: var(--input-bg);
    color: var(--text-primary);
    font: 500 17px/1.65 var(--primary-font);
    transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}

.utcInput::placeholder {
    color: var(--input-placeholder);
}

.utcInput:focus {
    background: var(--input-bg-focus);
}

.utcInputFooter {
    margin-top: 14px;
}

.utcInputHint {
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.5;
}

.utcClearButton,
.utcCopyButton {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    gap: 7px;
    min-height: 38px;
    padding: 8px 12px;
    border: 1px solid var(--border-subtle);
    border-radius: 9px;
    background: var(--btn-ghost-bg);
    color: var(--text-secondary);
    cursor: pointer;
    font: 600 13px/1 var(--primary-font);
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast), translate var(--transition-fast);
}

.utcClearButton:hover,
.utcCopyButton:hover {
    border-color: var(--border-subtle);
    background: var(--accent-subtle);
    color: var(--accent-bright);
    translate: 0 -2px;
}

.utcClearButton:focus-visible,  
.utcCopyButton:focus-visible {
    outline: 1px solid var(--border-subtle);
    outline-offset: 2px;
}

.utcClearButton svg,
.utcCopyButton svg,
.utcCopyAllButton svg {
    width: 16px;
    height: 16px;
}

.utcCopyButton .utcCheckIcon,
.utcCopyAllButton .utcCheckIcon {
    display: none;
}

.utcCopyButton.is-copied .utcCopyIcon,
.utcCopyAllButton.is-copied .utcCopyIcon {
    display: none;
}

.utcCopyButton.is-copied .utcCheckIcon,
.utcCopyAllButton.is-copied .utcCheckIcon {
    display: block;
}

.utcStylesSection,
.utcFeaturesSection {
    position: relative;
    padding: clamp(22px, 4vw, 38px);
    overflow: hidden;
    background: radial-gradient(ellipse at 100% 0%, var(--accent-subtle), transparent 45%), var(--surface-tertiary);
    animation: utcRiseIn 700ms ease both;
}

.utcStylesSection {
    animation-delay: 140ms;
}

.utcFeaturesSection {
    animation-delay: 220ms;
}

.utcSectionHeading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
}

.utcSectionHeading .utcEyebrow {
    margin-bottom: 8px;
}

.utcSectionHeading h2 {
    margin: 0;
    color: var(--text-primary);
    font-family: var(--secondary-font);
    font-size: clamp(25px, 3.2vw, 34px);
    font-weight: 700;
    letter-spacing: -0.035em;
    line-height: 1.2;
}

.utcSectionHeading > p {
    max-width: 360px;
    margin: 0 0 2px;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.65;
}

.utcCopyAllButton {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 40px;
    padding: 9px 13px;
    border: 1px solid var(--border-subtle);
    border-radius: 9px;
    background: var(--accent-subtle);
    color: var(--accent-bright);
    cursor: pointer;
    font: 650 13px/1 var(--primary-font);
    transition: background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), translate var(--transition-fast);
}

.utcCopyAllButton:hover:not(:disabled) {
    background: var(--accent-light);
    translate: 0 -2px;
}

.utcCopyAllButton:disabled {
    cursor: not-allowed;
    opacity: 0.52;
}

.utcCopyAllButton:focus-visible,
.utcFilterButton:focus-visible,
.utcStyleSearch:focus-within {
    outline-offset: 2px;
}

.utcStyleTools {
    display: grid;
    grid-template-columns: minmax(200px, 0.8fr) minmax(0, 2fr) auto;
    align-items: center;
    gap: 14px;
    margin: 0 0 22px;
}

.utcStyleSearch {
    display: flex;
    min-width: 0;
    min-height: 42px;
    align-items: center;
    gap: 9px;
    padding: 0 12px;
    border: 1px solid var(--border-subtle);
    border-radius: 9px;
    background: var(--input-bg);
    color: var(--text-muted);
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.utcStyleSearch:focus-within {
    border-color: var(--input-border-focus);
    background: var(--input-bg-focus);
}

.utcStyleSearch svg {
    flex: 0 0 17px;
    width: 17px;
    height: 17px;
}

.utcStyleSearch input {
    width: 100%;
    min-width: 0;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--input-text);
    font: 500 13px/1.4 var(--primary-font);
}

.utcStyleSearch input::placeholder {
    color: var(--input-placeholder);
}

.utcStyleSearch input::-webkit-search-cancel-button {
    cursor: pointer;
}

.utcStyleFilters {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 7px;
}

.utcFilterButton {
    min-height: 34px;
    padding: 7px 10px;
    border: 1px solid var(--border-subtle);
    border-radius: 999px;
    background: var(--surface-primary);
    color: var(--text-muted);
    cursor: pointer;
    font: 600 12px/1 var(--primary-font);
    transition: border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}

.utcFilterButton:hover {
    color: var(--text-primary);
}

.utcFilterButton[aria-pressed="true"] {
    border-color: var(--accent-subtle);
    background: var(--accent-subtle);
    color: var(--accent-bright);
}

.utcResultCount {
    margin: 0;
    color: var(--text-muted);
    font-size: 12px;
    text-align: right;
    white-space: nowrap;
}

.utcSrOnly {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    clip-path: inset(50%);
}

.utcStylesGrid {
    columns: 280px;
    column-gap: 14px;
}

.utcStyleCard[hidden] {
    display: none;
}

.utcStyleCard {
    position: relative;
    display: inline-block;
    min-width: 0;
    width: 100%;
    margin: 0 0 14px;
    break-inside: avoid;
    vertical-align: top;
    padding: 17px;
    border: 1px solid var(--border-subtle);
    border-radius: 14px;
    background: linear-gradient(145deg, var(--surface-secondary), var(--surface-primary) 72%);
    transition: border-color var(--transition-normal), background var(--transition-normal), box-shadow var(--transition-normal), translate var(--transition-normal);
    animation: utcCardEnter 500ms both;
}

.utcStyleCard:nth-child(3n + 1) {
    animation-delay: 40ms;
}

.utcStyleCard:nth-child(3n + 2) {
    animation-delay: 90ms;
}

.utcStyleCard:nth-child(3n) {
    animation-delay: 140ms;
}

.utcStyleCard:hover {
    border-color: var(--border-subtle);
    background: linear-gradient(145deg, var(--surface-hover), var(--surface-secondary) 72%);
    translate: 0 -5px;
}

.utcStyleCardHeader {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 13px;
}

.utcStyleInfo {
    display: grid;
    min-width: 0;
    gap: 5px;
}

.utcStyleCard h3 {
    overflow: hidden;
    margin: 0;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 650;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.utcStyleCategory {
    width: fit-content;
    padding: 3px 6px;
    border: 1px solid var(--border-subtle);
    border-radius: 999px;
    color: var(--text-subtle);
    font-size: 10px;
    line-height: 1;
}

.utcStyleValue {
    min-height: 30px;
    margin: 0;
    overflow-wrap: anywhere;
    color: var(--text-primary);
    font-size: 17px;
    line-height: 1.6;
    transition: color var(--transition-normal), text-shadow var(--transition-normal);
}

.utcStyleCard:hover .utcStyleValue {
    color: var(--accent-soft);
    text-shadow: 0 0 22px var(--accent-subtle);
}

.utcStyleCard .utcCopyButton {
    min-height: 32px;
    padding: 7px 9px;
    font-size: 12px;
}

.utcCopyStatus {
    min-height: 22px;
    margin: 12px 0 0;
    color: var(--success);
    font-size: 13px;
}

.utcNoResults {
    margin: 8px 0;
    padding: 18px;
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    color: var(--text-muted);
    font-size: 14px;
    text-align: center;
}

.utcNoResults[hidden] {
    display: none;
}

.utcCompatibilityNote {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    max-width: 920px;
    margin: 0 auto 64px;
    padding: 16px 18px;
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    background: var(--surface-primary);
}

.utcCompatibilityIcon {
    display: inline-flex;
    flex: 0 0 22px;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    color: var(--accent-bright);
    font-size: 13px;
    font-weight: 700;
}

.utcCompatibilityIcon svg {
    display: block;
}

.utcCompatibilityNote p {
    margin: 0;
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.65;
}

.utcCompatibilityNote strong {
    color: var(--text-secondary);
}

.utcFeaturesGrid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.utcFeaturesGrid li {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    min-height: 94px;
    padding: 17px;
    border: 1px solid var(--border-subtle);
    border-radius: 13px;
    background: linear-gradient(145deg, var(--surface-secondary), var(--surface-primary) 76%);
    transition: border-color var(--transition-normal), background var(--transition-normal), box-shadow var(--transition-normal), translate var(--transition-normal);
}

.utcFeaturesGrid li:hover {
    border-color: var(--glass-border-hover);
    background: linear-gradient(145deg, var(--surface-hover), var(--surface-secondary) 76%);
    translate: 0 -4px;
}

.utcFeaturesGrid li:nth-child(3n + 1) {
    animation: utcCardEnter 500ms 80ms both;
}

.utcFeaturesGrid li:nth-child(3n + 2) {
    animation: utcCardEnter 500ms 140ms both;
}

.utcFeaturesGrid li:nth-child(3n) {
    animation: utcCardEnter 500ms 200ms both;
}

.utcFeatureIcon {
    display: inline-flex;
    flex: 0 0 34px;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    background: var(--accent-subtle);
    color: var(--accent-bright);
    font-size: 15px;
    font-weight: 700;
    transition: background var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
}

.utcFeatureIcon svg {
    display: block;
}

.utcFeaturesGrid li:hover .utcFeatureIcon {
    background: var(--accent-medium);
    box-shadow: var(--shadow-gold-xs);
    transform: scale(1.08) rotate(-4deg);
}

.utcFeaturesGrid li > span:last-child {
    display: grid;
    gap: 5px;
}

.utcFeaturesGrid strong {
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 650;
}

.utcFeaturesGrid small {
    color: var(--text-muted);
    font-size: 12px;
    line-height: 1.5;
}

.articleSection {
    background-color: var(--bg-elevated);
}

.utcSeoArticle {
    padding: clamp(22px, 5vw, 44px);
    background: radial-gradient(ellipse at 0% 0%, var(--accent-subtle), transparent 42%), var(--surface-secondary);
    animation: utcRiseIn 700ms 280ms ease both;
}

.utcSeoArticle h2,
.utcSeoArticle h3 {
    transition: color var(--transition-normal);
}

.utcSeoArticle h2:hover,
.utcSeoArticle h3:hover {
    color: var(--accent-bright);
}

@keyframes utcRiseIn {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes utcCardEnter {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes utcGlowDrift {
    from {
        opacity: 0.55;
        transform: translate(-50%, -10px) scale(0.94);
    }

    to {
        opacity: 1;
        transform: translate(-50%, 12px) scale(1.06);
    }
}

.utcSeoArticle h2 {
    margin: 30px 0 10px;
    color: var(--text-primary);
    font-family: var(--secondary-font);
    font-size: clamp(21px, 2.5vw, 26px);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.35;
}

.utcSeoArticle h2:first-child {
    margin-top: 0;
}

.utcSeoArticle h3 {
    margin: 22px 0 7px;
    color: var(--text-primary);
    font-size: 17px;
    font-weight: 650;
    line-height: 1.45;
}

.utcSeoArticle p {
    margin: 0 0 14px;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
}

.utcSeoArticle ul,
.utcSeoArticle ol {
    display: grid;
    gap: 10px;
    margin: 0 0 20px;
    padding-left: 24px;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.75;
}

.utcSeoArticle li {
    padding-left: 4px;
}

.utcSeoArticle li::marker {
    color: var(--accent-primary);
    font-weight: 700;
}

.utcSeoArticle li strong {
    color: var(--text-primary);
}

.utcSeoArticle p:last-child {
    margin-bottom: 0;
}

@media (max-width: 900px) {
    .utcStyleTools {
        grid-template-columns: minmax(180px, 0.7fr) minmax(0, 1.5fr);
    }

    .utcResultCount {
        grid-column: 1 / -1;
        text-align: left;
    }

    .utcStylesGrid {
        columns: 240px;
    }

    .utcFeaturesGrid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 620px) {
    .utcPage {
        width: min(calc(100% - 28px), var(--container-max-width));
        padding: 38px 0 60px;
    }

    .utcHero {
        margin-bottom: 44px;
        padding: 40px 10px 26px;
    }

    .utcHeroContent {
        margin-bottom: 24px;
    }

    .utcHero h1 {
        letter-spacing: -0.045em;
    }

    .utcConverterCard {
        padding: 18px;
        border-radius: 16px;
    }

    .utcStylesSection,
    .utcFeaturesSection {
        padding: 20px 16px;
    }

    .utcInput {
        min-height: 138px;
        padding: 14px;
        font-size: 16px;
    }

    .utcInputFooter {
        align-items: flex-start;
    }

    .utcInputHint {
        max-width: 220px;
    }

    .utcStylesSection,
    .utcFeaturesSection {
        margin-bottom: 54px;
    }

    .utcSectionHeading {
        display: block;
    }

    .utcCopyAllButton {
        margin-top: 14px;
    }

    .utcStyleTools {
        grid-template-columns: 1fr;
        gap: 11px;
    }

    .utcStyleFilters {
        flex-wrap: nowrap;
        margin: 0 -2px;
        padding: 2px;
        overflow-x: auto;
        scrollbar-width: thin;
    }

    .utcFilterButton {
        flex: 0 0 auto;
    }

    .utcResultCount {
        grid-column: auto;
    }

    .utcStylesGrid {
        columns: 220px;
        column-gap: 10px;
    }

    .utcStyleCard {
        padding: 13px;
    }

    .utcStyleCardHeader {
        align-items: flex-start;
    }

    .utcStyleCard h3 {
        white-space: normal;
    }

    .utcStyleValue {
        font-size: 15px;
    }

    .utcFeaturesGrid {
        gap: 9px;
    }

    .utcFeaturesGrid li {
        min-height: 105px;
        gap: 9px;
        padding: 12px;
    }

    .utcFeatureIcon {
        flex-basis: 30px;
        width: 30px;
        height: 30px;
    }

    .utcSeoArticle {
        padding: 22px 18px;
    }

    .utcCompatibilityNote {
        margin-bottom: 48px;
        padding: 14px;
    }
}

@media (max-width: 390px) {
    .utcPage {
        width: min(calc(100% - 22px), var(--container-max-width));
    }

    .utcFeaturesGrid {
        grid-template-columns: 1fr;
    }

    .utcStylesGrid {
        columns: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .utcHeroContent,
    .utcConverterCard,
    .utcStylesSection,
    .utcFeaturesSection,
    .utcStyleCard,
    .utcFeaturesGrid li,
    .utcSeoArticle {
        animation: none;
    }

    .utcInput,
    .utcClearButton,
    .utcCopyButton,
    .utcStyleCard,
    .utcConverterCard,
    .utcFeaturesGrid li,
    .utcFeatureIcon,
    .utcCopyAllButton,
    .utcFilterButton,
    .utcStyleSearch,
    .utcStyleValue,
    .utcSeoArticle h2,
    .utcSeoArticle h3 {
        transition: none;
    }

    .utcConverterCard:hover,
    .utcStyleCard:hover,
    .utcFeaturesGrid li:hover,
    .utcClearButton:hover,
    .utcCopyButton:hover {
        translate: none;
    }

    .utcCopyAllButton:hover:not(:disabled) {
        translate: none;
    }
}