:root {
    --color-bg: #ffffff;
    --color-bg-soft: #f6f8f7;
    --color-text: #1b1d29;
    --color-muted: #5d6276;
    --color-border: #e4e7eb;
    --green-50: #f0fdf4;
    --green-100: #dcfce7;
    --green-200: #bbf7d0;
    --green-500: #22c55e;
    --green-600: #16a34a;
    --green-700: #15803d;
    --green-800: #166534;
    --radius: 14px;
    --radius-small: 10px;
    --shadow-search: 0 1px 2px rgb(16 24 40 / 0.06), 0 6px 20px rgb(16 24 40 / 0.07);
    --shadow-card: 0 1px 2px rgb(16 24 40 / 0.05), 0 4px 14px rgb(16 24 40 / 0.05);
    --topbar-height: 72px;
    --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color-scheme: light;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

[hidden] {
    display: none !important;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.55;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
p {
    margin: 0;
}

a {
    color: inherit;
}

:focus-visible {
    outline: 3px solid var(--green-500);
    outline-offset: 2px;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text);
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    text-decoration: none;
}

.brand__mark {
    flex: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 11px;
    background: linear-gradient(145deg, var(--green-500), var(--green-700));
    color: #ffffff;
    box-shadow: 0 4px 12px rgb(22 163 74 / 0.35);
}

.brand__mark svg {
    width: 20px;
    height: 20px;
}

.brand--large {
    gap: 16px;
    font-size: clamp(2.5rem, 7vw, 3.5rem);
    letter-spacing: -0.045em;
}

.brand--large .brand__mark {
    width: 64px;
    height: 64px;
    border-radius: 18px;
}

.brand--large .brand__mark svg {
    width: 34px;
    height: 34px;
}

.searchbox {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 6px 6px 18px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    box-shadow: var(--shadow-search);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.searchbox:focus-within {
    border-color: var(--green-500);
    box-shadow: 0 0 0 4px rgb(34 197 94 / 0.18), var(--shadow-search);
}

.searchbox__icon {
    flex: none;
    width: 20px;
    height: 20px;
    color: var(--color-muted);
}

.searchbox__input {
    flex: 1;
    min-width: 0;
    padding: 12px 0;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--color-text);
    font: inherit;
    font-size: 1.075rem;
}

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

.searchbox__button {
    flex: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 20px;
    border: 0;
    border-radius: 10px;
    background: var(--green-600);
    color: #ffffff;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.searchbox__button:hover {
    background: var(--green-700);
}

.searchbox--compact {
    padding: 4px 4px 4px 14px;
    border-radius: 12px;
    background: var(--color-bg-soft);
    box-shadow: none;
}

.searchbox--compact:focus-within {
    background: var(--color-bg);
}

.searchbox--compact .searchbox__input {
    padding: 9px 0;
    font-size: 1rem;
}

.searchbox--compact .searchbox__button {
    padding: 9px 16px;
}

.home {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 96px 20px 72px;
    background:
        radial-gradient(ellipse 60% 45% at 50% 0%, rgb(34 197 94 / 0.14), transparent 70%),
        var(--color-bg);
}

.home__inner {
    width: 100%;
    max-width: 680px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
    text-align: center;
}

.home__tagline {
    color: var(--color-muted);
    font-size: 1rem;
}

.quicklinks {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.quicklinks__title {
    color: var(--color-muted);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.quicklinks__list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 12px;
}

.quicklink {
    height: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    box-shadow: var(--shadow-card);
    text-align: left;
    text-decoration: none;
    transition: border-color 0.15s ease, transform 0.15s ease;
}

.quicklink:hover {
    border-color: var(--green-500);
    transform: translateY(-2px);
}

.quicklink__icon,
.result__favicon {
    flex: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    background: var(--green-100);
    color: var(--green-800);
    font-weight: 800;
    text-transform: uppercase;
}

.quicklink__icon {
    width: 36px;
    height: 36px;
}

.quicklink__body {
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.quicklink__name {
    font-size: 0.925rem;
    font-weight: 600;
    line-height: 1.3;
}

.quicklink__host {
    overflow: hidden;
    color: var(--color-muted);
    font-size: 0.8rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 1px solid var(--color-border);
    background: rgb(255 255 255 / 0.92);
    backdrop-filter: saturate(180%) blur(12px);
}

.topbar__inner {
    max-width: 1180px;
    min-height: var(--topbar-height);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 28px;
}

.topbar .searchbox {
    max-width: 680px;
}

.serp {
    flex: 1;
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 28px 20px 72px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    align-items: start;
    gap: 56px;
}

.serp__main {
    min-width: 0;
    max-width: 680px;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.serp__aside {
    position: sticky;
    top: calc(var(--topbar-height) + 24px);
}

.results {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.result {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.result__link {
    display: flex;
    flex-direction: column;
    gap: 6px;
    text-decoration: none;
}

.result__site {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.result__favicon {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
}

.result__meta {
    min-width: 0;
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}

.result__name {
    font-size: 0.875rem;
    font-weight: 600;
}

.result__url {
    overflow: hidden;
    color: var(--color-muted);
    font-size: 0.8rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.result__title {
    color: var(--green-700);
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.35;
}

.result__link:hover .result__title {
    text-decoration: underline;
    text-underline-offset: 3px;
}

.result__link:visited .result__title {
    color: var(--green-800);
}

.result__snippet {
    color: #3d4250;
    font-size: 0.95rem;
}

.sponsored {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 20px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    box-shadow: var(--shadow-card);
}

.sponsored__label {
    color: var(--color-muted);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.sponsored__list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
}

.sponsored__item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 16px 0;
    border-top: 1px solid var(--color-border);
}

.sponsored__item:first-child {
    padding-top: 0;
    border-top: 0;
}

.sponsored__item:last-child {
    padding-bottom: 0;
}

.sponsored__badge {
    align-self: flex-start;
    padding: 2px 8px;
    border-radius: 6px;
    background: var(--green-100);
    color: var(--green-800);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.sponsored__title {
    color: var(--green-700);
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.35;
    text-decoration: none;
}

.sponsored__title:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

.sponsored__host {
    overflow-wrap: anywhere;
    color: var(--color-muted);
    font-size: 0.8rem;
}

.sponsored__text {
    color: #3d4250;
    font-size: 0.9rem;
}

.sponsored__cta {
    align-self: flex-start;
    margin-top: 4px;
    padding: 8px 14px;
    border-radius: 9px;
    background: var(--green-600);
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    transition: background-color 0.15s ease;
}

.sponsored__cta:hover {
    background: var(--green-700);
}

.notice {
    padding: 14px 18px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
    background: var(--color-bg-soft);
    color: var(--color-muted);
}

.notice a {
    color: var(--green-700);
    font-weight: 600;
}

.notice--error {
    border-color: #fecaca;
    background: #fef2f2;
    color: #7f1d1d;
}

.related {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.related__title {
    font-size: 1.05rem;
    font-weight: 700;
}

.chip-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: var(--color-bg);
    font-size: 0.9rem;
    text-decoration: none;
    transition: border-color 0.15s ease, color 0.15s ease;
}

.chip:hover {
    border-color: var(--green-500);
    color: var(--green-700);
}

.pagination {
    display: flex;
    gap: 12px;
}

.pagination__link {
    display: inline-flex;
    align-items: center;
    padding: 10px 18px;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    background: var(--color-bg);
    font-weight: 600;
    text-decoration: none;
    transition: border-color 0.15s ease, color 0.15s ease;
}

.pagination__link:hover {
    border-color: var(--green-500);
    color: var(--green-700);
}

.pagination__link--next {
    margin-left: auto;
    border-color: var(--green-600);
    background: var(--green-600);
    color: #ffffff;
}

.pagination__link--next:hover {
    background: var(--green-700);
    color: #ffffff;
}

.options {
    padding: 40px 20px 48px;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
}

.options__inner {
    max-width: 1180px;
    margin: 0 auto;
}

.options__title {
    margin-bottom: 20px;
    font-size: 1.15rem;
    font-weight: 700;
}

.options__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 28px;
}

.options__heading {
    margin-bottom: 12px;
    color: var(--color-muted);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.options__list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.options__list a {
    color: var(--green-700);
    font-size: 0.925rem;
    font-weight: 500;
    text-decoration: none;
}

.options__list a:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

.site-footer {
    padding: 24px 20px;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-soft);
    color: var(--color-muted);
    font-size: 0.875rem;
    text-align: center;
}

@media (max-width: 980px) {
    .serp {
        grid-template-columns: minmax(0, 1fr);
        gap: 28px;
    }

    .serp__aside {
        position: static;
        order: -1;
    }
}

@media (max-width: 640px) {
    .home {
        padding: 64px 16px 48px;
    }

    .topbar__inner {
        flex-wrap: wrap;
        gap: 12px;
        padding: 12px 16px;
    }

    .serp {
        padding: 20px 16px 56px;
    }

    .searchbox__button span {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        transition: none !important;
    }
}