:root {
    --bg: #f7f6f2;
    --surface: #ffffff;
    --surface-soft: #eef4f1;
    --ink: #17201c;
    --muted: #64706a;
    --line: #dbe1dc;
    --brand: #116a5b;
    --brand-dark: #0c433d;
    --accent: #b4472f;
    --gold: #c49a35;
    --danger: #a32626;
    --shadow: 0 18px 48px rgba(24, 31, 28, .10);
    --radius: 8px;
    --container: min(1120px, 92%);
    --space-xs: clamp(.45rem, .3rem + .45vw, .7rem);
    --space-sm: clamp(.75rem, .55rem + .75vw, 1.15rem);
    --space-md: clamp(1rem, .75rem + 1.2vw, 1.75rem);
    --space-lg: clamp(1.5rem, 1rem + 2vw, 3rem);
    --space-xl: clamp(2.3rem, 1.4rem + 4vw, 5.2rem);
    --h1: clamp(2rem, 1.4rem + 3vw, 4.7rem);
    --h2: clamp(1.35rem, 1rem + 1.5vw, 2.45rem);
    --text: clamp(1rem, .95rem + .25vw, 1.12rem);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: var(--text);
    line-height: 1.55;
}

a {
    color: inherit;
}

img {
    display: block;
    max-width: 100%;
}

input,
textarea,
select,
button {
    font: inherit;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-sm) 4%;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: .65rem;
    text-decoration: none;
}

.brand span {
    display: grid;
    place-items: center;
    width: 2.2rem;
    aspect-ratio: 1;
    color: #fff;
    background: var(--brand);
    border-radius: 50%;
    font-weight: 800;
}

.site-nav,
.admin-nav {
    display: flex;
    flex-wrap: wrap;
    gap: .35rem;
}

.site-nav a,
.admin-nav a {
    padding: .55rem .8rem;
    border-radius: var(--radius);
    color: var(--muted);
    text-decoration: none;
    font-size: .96rem;
}

.site-nav a:hover,
.site-nav a.is-active,
.admin-nav a:hover,
.admin-nav a.is-active {
    color: var(--ink);
    background: var(--surface-soft);
}

.hero-section,
.page-hero,
.section,
.cta-section,
.review-band {
    width: var(--container);
    margin-inline: auto;
}

.hero-section {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
    gap: var(--space-lg);
    align-items: center;
    min-height: 78vh;
    padding-block: var(--space-xl);
}

.hero-copy h1,
.page-hero h1 {
    max-width: 13ch;
    margin: .3rem 0 var(--space-sm);
    font-size: var(--h1);
    line-height: .98;
    letter-spacing: 0;
}

.hero-copy p,
.page-hero p {
    max-width: 68ch;
    color: var(--muted);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-top: var(--space-md);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.8rem;
    padding: .72rem 1rem;
    border: 1px solid transparent;
    border-radius: var(--radius);
    text-decoration: none;
    cursor: pointer;
}

.button.primary {
    color: #fff;
    background: var(--brand);
}

.button.secondary {
    color: var(--brand-dark);
    background: var(--surface);
    border-color: var(--line);
}

.button:disabled {
    opacity: .55;
    cursor: not-allowed;
}

.hero-panel,
.panel,
.card,
.form-card,
.login-card,
.dashboard-card,
.gallery-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-panel {
    padding: var(--space-md);
}

.hero-panel ul {
    margin: var(--space-sm) 0 0;
    padding-left: 1.2rem;
    color: var(--muted);
}

.eyebrow {
    display: inline-block;
    color: var(--accent);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.section,
.cta-section,
.page-hero,
.review-band {
    padding-block: var(--space-xl);
}

.section-heading {
    max-width: 720px;
    margin-bottom: var(--space-md);
}

h2 {
    margin: .25rem 0 .7rem;
    font-size: var(--h2);
    line-height: 1.08;
    letter-spacing: 0;
}

h3 {
    margin: 0 0 .55rem;
}

.card-grid,
.premium-grid,
.admin-grid,
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
    gap: var(--space-sm);
}

.card,
.panel,
.form-card,
.dashboard-card,
.gallery-card {
    padding: var(--space-md);
}

.card p,
.panel p,
.gallery-card p {
    color: var(--muted);
}

.split-section {
    display: grid;
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: var(--space-lg);
    align-items: start;
}

.gallery-visual {
    width: 100%;
    aspect-ratio: 16 / 10;
    margin-bottom: var(--space-sm);
    background:
        linear-gradient(135deg, rgba(17, 106, 91, .20), rgba(180, 71, 47, .18)),
        var(--surface-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.review-band {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    background: var(--brand-dark);
    color: #fff;
    padding: var(--space-md);
    border-radius: var(--radius);
}

.review-band p {
    color: rgba(255, 255, 255, .78);
}

.review-summary {
    display: grid;
    gap: .2rem;
    width: min(420px, 100%);
    margin-bottom: var(--space-md);
    padding: var(--space-md);
    background: var(--surface-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.review-summary strong {
    font-size: clamp(2rem, 1.2rem + 3vw, 4rem);
    color: var(--brand);
    line-height: 1;
}

.tag,
.status-pill {
    display: inline-flex;
    align-items: center;
    min-height: 2rem;
    margin: .2rem .15rem .2rem 0;
    padding: .25rem .55rem;
    color: var(--brand-dark);
    background: var(--surface-soft);
    border: 1px solid var(--line);
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
}

.cta-section {
    margin-bottom: var(--space-lg);
    color: #fff;
    background: var(--ink);
    padding: var(--space-lg);
    border-radius: var(--radius);
}

.site-footer {
    display: flex;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-lg) 4%;
    background: var(--surface);
    border-top: 1px solid var(--line);
}

.site-footer a {
    display: inline-block;
    margin-left: .8rem;
    color: var(--muted);
}

.login-body {
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 4%;
}

.login-card {
    width: min(440px, 100%);
    padding: var(--space-lg);
}

label {
    display: grid;
    gap: .35rem;
    color: var(--muted);
    font-weight: 700;
}

input,
textarea,
select {
    width: 100%;
    padding: .78rem .9rem;
    color: var(--ink);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

textarea {
    resize: vertical;
}

.contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(260px, .45fr);
    gap: var(--space-md);
}

.form-card,
.stack-form,
.form-grid-large {
    display: grid;
    gap: var(--space-sm);
}

.form-grid-large {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
}

.flash {
    padding: .8rem 1rem;
    background: #e8f5ed;
    border: 1px solid #b8dfc4;
    border-radius: var(--radius);
    color: #17492a;
}

.flash.error {
    color: var(--danger);
    background: #fff1ef;
    border-color: #efc0ba;
}

.admin-body {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    min-height: 100vh;
}

.admin-sidebar {
    position: sticky;
    top: 0;
    align-self: start;
    min-height: 100vh;
    padding: var(--space-md);
    background: var(--surface);
    border-right: 1px solid var(--line);
}

.admin-sidebar .brand {
    margin-bottom: var(--space-md);
}

.admin-nav {
    flex-direction: column;
}

.admin-main {
    width: min(1220px, 94%);
    margin-inline: auto;
    padding-block: var(--space-lg);
}

.admin-header,
.dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.inline-form {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    align-items: end;
}

.message-list {
    display: grid;
    gap: var(--space-sm);
}

.message-list article,
.log-list li {
    padding: var(--space-sm);
    background: var(--surface-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.message-list span,
.message-list small {
    display: block;
    color: var(--muted);
}

.checkbox-line {
    display: flex;
    align-items: center;
    gap: .55rem;
}

.checkbox-line input {
    width: auto;
}

.add-card {
    border: 1px dashed var(--brand);
    border-radius: var(--radius);
    padding: var(--space-md);
}

.admin-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.diagnostic-header {
    padding: var(--space-md);
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.diagnostic-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(180px, .3fr) minmax(240px, .6fr);
    gap: var(--space-md);
    align-items: center;
    margin-block: var(--space-md);
}

.diagnostic-hero h2 {
    font-size: clamp(2.3rem, 1.5rem + 4vw, 5rem);
}

.diagnostic-meter {
    display: grid;
    place-items: center;
    width: min(180px, 100%);
    aspect-ratio: 1;
    border-radius: 50%;
    background:
        radial-gradient(circle, var(--surface) 0 58%, transparent 59%),
        conic-gradient(var(--brand) 0 var(--score), var(--line) var(--score) 100%);
}

.diagnostic-meter span {
    font-weight: 800;
}

.diagnostic-path {
    display: grid;
    gap: .35rem;
    min-width: 0;
}

.diagnostic-path small,
.diagnostic-check-item small {
    color: var(--muted);
    overflow-wrap: anywhere;
}

.diagnostic-route-grid,
.diagnostic-category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr));
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.route-list,
.diagnostic-check-list {
    display: grid;
    gap: .65rem;
}

.route-list span,
.diagnostic-check-item {
    padding: .75rem .85rem;
    background: var(--surface-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.diagnostic-check-item {
    display: grid;
    gap: .4rem;
}

.diagnostic-check-item div {
    display: flex;
    justify-content: space-between;
    gap: var(--space-xs);
}

.diagnostic-check-item span {
    display: inline-flex;
    align-items: center;
    min-height: 1.8rem;
    padding: .15rem .55rem;
    border-radius: 999px;
    font-weight: 800;
    font-size: .85rem;
}

.diagnostic-check-item.is-ok span {
    color: #17492a;
    background: #dff3e6;
}

.diagnostic-check-item.is-warn span {
    color: #75510b;
    background: #fff1c9;
}

.diagnostic-check-item.is-error span {
    color: var(--danger);
    background: #ffe1dc;
}

.diagnostic-check-item p {
    margin: 0;
    color: var(--muted);
}

details {
    padding-block: .65rem;
    border-bottom: 1px solid var(--line);
}

summary {
    cursor: pointer;
    font-weight: 800;
}

@media (max-width: 820px) {
    .site-header,
    .site-footer,
    .admin-header,
    .dashboard-header,
    .review-band {
        align-items: flex-start;
        flex-direction: column;
    }

    .hero-section,
    .split-section,
    .contact-layout,
    .admin-body {
        grid-template-columns: 1fr;
    }

    .hero-section {
        min-height: auto;
    }

    .site-nav {
        width: 100%;
    }

    .site-nav a {
        flex: 1 1 auto;
        text-align: center;
    }

    .admin-sidebar {
        position: static;
        min-height: auto;
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .admin-nav {
        flex-direction: row;
    }

    .diagnostic-hero {
        grid-template-columns: 1fr;
    }

    .site-footer a {
        margin: .35rem .7rem .35rem 0;
    }
}