:root {
    --lab-ink: #17252f;
    --lab-muted: #5e6b73;
    --lab-accent: #b4232d;
    --lab-accent-dark: #8f1720;
    --lab-surface: #ffffff;
    --lab-background: #f4f7f8;
    --lab-border: #dfe7ea;
    --lab-shadow: 0 10px 34px rgba(23, 37, 47, 0.08);
}

body {
    color: var(--lab-ink);
    background: var(--lab-background);
    font-size: 18px;
    line-height: 1.72;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--lab-accent);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.14em;
}

a:hover,
a:focus {
    color: var(--lab-accent-dark);
}

.site-header {
    background: var(--lab-surface);
}

.inside-header {
    padding: 24px 40px 20px;
}

.site-logo img,
.navigation-branding img {
    width: auto;
    max-height: 62px;
}

.main-navigation {
    background: var(--lab-surface);
    border-top: 1px solid #eef2f3;
    border-bottom: 1px solid var(--lab-border);
}

.main-navigation .main-nav ul li a,
.menu-toggle,
.main-navigation .menu-bar-item > a {
    color: var(--lab-ink);
    font-weight: 600;
    letter-spacing: -0.01em;
}

.main-navigation .main-nav ul li:hover > a,
.main-navigation .main-nav ul li:focus > a,
.main-navigation .main-nav ul li[class*="current-menu-"] > a {
    color: var(--lab-accent);
    background: #fff7f7;
}

.main-navigation ul ul {
    border: 1px solid var(--lab-border);
    box-shadow: var(--lab-shadow);
}

.site-content {
    gap: 32px;
    padding: 46px 30px 64px;
}

.content-area .inside-article,
.widget-area .widget {
    background: var(--lab-surface);
    border: 1px solid var(--lab-border);
    border-radius: 16px;
    box-shadow: var(--lab-shadow);
}

.content-area .inside-article {
    padding: clamp(28px, 4.5vw, 58px);
}

.widget-area .widget {
    padding: 28px;
}

.entry-title,
.entry-content h1,
.entry-content h2,
.entry-content h3 {
    color: var(--lab-ink);
    letter-spacing: -0.03em;
    line-height: 1.18;
}

.entry-title,
.entry-content h1 {
    font-size: clamp(2.25rem, 4vw, 3.35rem);
    margin-bottom: 0.75em;
}

.entry-content h2 {
    font-size: clamp(1.65rem, 2.8vw, 2.15rem);
    margin-top: 1.55em;
    margin-bottom: 0.55em;
}

.entry-content h3 {
    font-size: 1.28rem;
}

.entry-content p,
.entry-content li {
    max-width: 74ch;
}

.home .site-content {
    padding-top: 34px;
}

.home .content-area,
.home .site-main {
    width: 100%;
}

.home .inside-article {
    overflow: hidden;
    padding: 0;
}

.lab-hero {
    position: relative;
    padding: clamp(52px, 7vw, 88px) clamp(24px, 6vw, 76px);
    background: linear-gradient(135deg, #fff 0%, #fff7f7 54%, #edf7f8 100%);
    border-bottom: 1px solid var(--lab-border);
}

.lab-hero::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    right: -85px;
    top: -105px;
    border-radius: 50%;
    background: rgba(180, 35, 45, 0.08);
}

.lab-hero h1 {
    max-width: 820px;
    margin: 0 auto 18px;
}

.lab-hero-intro {
    max-width: 720px !important;
    margin: 0 auto 30px;
    color: var(--lab-muted);
    font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.lab-search {
    display: flex;
    max-width: 760px;
    margin: 0 auto;
    filter: drop-shadow(0 8px 18px rgba(23, 37, 47, 0.09));
}

.lab-search .wp-block-search__inside-wrapper {
    border: 1px solid var(--lab-border);
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    padding: 5px;
}

.lab-search .wp-block-search__input {
    border: 0;
    min-height: 54px;
    padding: 12px 17px;
    font-size: 1rem;
}

.lab-search .wp-block-search__button {
    border: 0;
    border-radius: 9px;
    background: var(--lab-accent);
    color: #fff;
    padding: 13px 25px;
    font-weight: 700;
}

.lab-search .wp-block-search__button:hover,
.lab-search .wp-block-search__button:focus {
    background: var(--lab-accent-dark);
}

.lab-section-title {
    margin: 58px auto 8px !important;
}

.lab-section-intro {
    max-width: 680px !important;
    margin: 0 auto 32px;
    color: var(--lab-muted);
}

.lab-topic-grid {
    padding: 0 clamp(22px, 5vw, 64px) 56px;
}

.lab-topic-card {
    position: relative;
    min-height: 190px;
    padding: 30px;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--lab-border);
    border-radius: 14px;
    box-shadow: 0 7px 22px rgba(23, 37, 47, 0.06);
    color: var(--lab-ink);
    text-decoration: none;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.lab-topic-card::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 5px;
    background: var(--card-accent, var(--lab-accent));
}

.lab-topic-card::after {
    content: "→";
    position: absolute;
    right: 25px;
    bottom: 20px;
    color: var(--card-accent, var(--lab-accent));
    font-size: 1.55rem;
    font-weight: 700;
}

.lab-topic-card:hover,
.lab-topic-card:focus {
    color: var(--lab-ink);
    transform: translateY(-4px);
    border-color: var(--card-accent, var(--lab-accent));
    box-shadow: 0 14px 34px rgba(23, 37, 47, 0.12);
}

.lab-topic-card h3 {
    margin: 0 0 12px;
    font-size: 1.35rem;
}

.lab-topic-card h3 a {
    color: inherit;
    text-decoration: none;
}

.lab-topic-card h3 a::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 2;
}

.lab-topic-card p {
    margin: 0;
    padding-right: 12px;
    color: var(--lab-muted);
    font-size: 0.96rem;
    line-height: 1.55;
}

.lab-topic-red { --card-accent: #b4232d; }
.lab-topic-teal { --card-accent: #167d86; }
.lab-topic-amber { --card-accent: #b76b00; }
.lab-topic-blue { --card-accent: #2866a7; }
.lab-topic-purple { --card-accent: #7253a6; }
.lab-topic-green { --card-accent: #397c55; }

.lab-medical-notice,
.lab-intro-copy {
    margin: 0 clamp(22px, 5vw, 64px) 42px;
    padding: clamp(26px, 4vw, 42px);
    border-radius: 14px;
}

.lab-medical-notice {
    background: #fff8e8;
    border: 1px solid #ead9ad;
    border-left: 5px solid #b76b00;
}

.lab-intro-copy {
    background: #f1f7f8;
    border: 1px solid #d7e6e8;
}

.lab-medical-notice h2,
.lab-intro-copy h2 {
    margin-top: 0;
}

.wp-block-table,
.entry-content table {
    overflow: hidden;
    border: 1px solid var(--lab-border);
    border-radius: 12px;
    border-collapse: separate;
    border-spacing: 0;
}

.entry-content th {
    background: #eef4f5;
    color: var(--lab-ink);
    font-weight: 700;
}

.entry-content th,
.entry-content td {
    padding: 13px 16px;
    border-color: var(--lab-border);
}

.alert {
    display: block;
    padding: 16px 18px;
    border-radius: 10px;
    background: #a91f29;
    color: #fff;
    text-align: center;
}

.widget-title,
.widget h2 {
    font-size: 1.25rem;
    font-weight: 750;
}

.widget-area a {
    font-size: 0.94rem;
}

.site-info {
    background: #17252f;
    color: #dce4e7;
}

.site-info a {
    color: #fff;
}

.objectglas img {
    border: 2px ridge var(--lab-border);
}

@media (max-width: 1024px) {
    .site-content {
        padding: 32px 22px 52px;
    }

    .inside-header {
        padding-inline: 24px;
    }
}

@media (max-width: 768px) {
    body {
        font-size: 17px;
    }

    .inside-header {
        padding: 16px 20px;
    }

    .site-logo img,
    .navigation-branding img {
        max-height: 48px;
    }

    .site-content {
        padding: 20px 14px 40px;
    }

    .content-area .inside-article {
        padding: 28px 22px;
        border-radius: 12px;
    }

    .home .inside-article {
        padding: 0;
    }

    .lab-hero {
        padding: 44px 22px;
    }

    .lab-search .wp-block-search__inside-wrapper {
        flex-wrap: nowrap;
    }

    .lab-search .wp-block-search__button {
        padding-inline: 17px;
    }

    .lab-section-title {
        margin-top: 42px !important;
        padding-inline: 22px;
    }

    .lab-section-intro {
        padding-inline: 22px;
    }

    .lab-topic-grid {
        padding-inline: 16px;
        padding-bottom: 42px;
    }

    .lab-topic-card {
        min-height: 155px;
        padding: 25px;
    }

    .lab-medical-notice,
    .lab-intro-copy {
        margin-inline: 16px;
        padding: 25px;
    }

    .single-post .widget-area {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .lab-topic-card {
        transition: none;
    }
}