/* ==========================================================================
   URAC — Clinical Anatomy Research Unit
   Design tokens, layout and components
   ========================================================================== */

:root {
    --navy-950: #021a33;
    --navy-900: #032a52;
    --navy-800: #0a3a6b;
    --blue-700: #0b4f9c;
    --blue-600: #0d63c2;
    --blue-300: #8cc3ff;
    --blue-200: #bcdcff;
    --blue-50: #eef6ff;
    --teal-500: #0fa3a3;
    --teal-400: #2fc4c0;
    --coral-500: #d9534f;

    color-scheme: light;

    --color-bg: #f7f9fc;
    --color-bg-subtle: #eef2f7;
    --color-surface: #ffffff;
    --color-surface-raised: #ffffff;
    --color-border: rgb(10 30 60 / 10%);
    --color-border-strong: rgb(10 30 60 / 18%);
    --color-text: #25384d;
    --color-text-muted: #52667c;
    --color-text-subtle: #6b7c90;
    --color-heading: var(--navy-900);
    --color-primary: var(--blue-600);
    --color-primary-hover: var(--blue-700);
    --color-primary-contrast: #ffffff;
    --color-primary-soft: var(--blue-50);
    --color-primary-soft-border: rgb(13 99 194 / 24%);
    --color-accent: var(--teal-500);
    --color-focus: #3b8bf6;
    --color-band: var(--navy-900);
    --color-band-2: var(--blue-700);
    --color-band-text: rgb(255 255 255 / 94%);
    --color-band-text-muted: rgb(255 255 255 / 70%);
    --color-grid-line: rgb(13 99 194 / 7%);
    --color-placeholder: #9a6a00;

    --shadow-xs: 0 1px 2px rgb(10 30 60 / 5%);
    --shadow-sm: 0 1px 3px rgb(10 30 60 / 7%), 0 1px 2px rgb(10 30 60 / 4%);
    --shadow-md: 0 6px 16px rgb(10 30 60 / 9%), 0 2px 4px rgb(10 30 60 / 4%);
    --shadow-lg: 0 16px 36px rgb(10 30 60 / 13%), 0 4px 8px rgb(10 30 60 / 5%);

    --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, 'Noto Sans', sans-serif;

    --text-xs: 0.78rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-md: clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
    --text-lg: clamp(1.1rem, 1.05rem + 0.28vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.15rem + 0.55vw, 1.55rem);
    --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 2.05rem);
    --text-3xl: clamp(1.8rem, 1.45rem + 1.75vw, 2.65rem);
    --text-4xl: clamp(2rem, 1.5rem + 2.6vw, 3.3rem);

    --measure: 68ch;
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;
    --space-7: 2.5rem;
    --space-8: 3rem;
    --section-gap: clamp(2.25rem, 1.5rem + 3vw, 4rem);
    --page-gutter: clamp(1rem, 0.6rem + 2vw, 2rem);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-pill: 999px;

    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --fast: 140ms;
    --base: 220ms;
    --slow: 320ms;

    --navbar-height: 72px;
}

:root[data-theme='dark'] {
    color-scheme: dark;

    --color-bg: #07111f;
    --color-bg-subtle: #0c1a2d;
    --color-surface: #101f35;
    --color-surface-raised: #15263f;
    --color-border: rgb(148 170 200 / 17%);
    --color-border-strong: rgb(148 170 200 / 30%);
    --color-text: #dbe6f3;
    --color-text-muted: #a2b4c9;
    --color-text-subtle: #8b9db3;
    --color-heading: #eef4fb;
    --color-primary: var(--blue-300);
    --color-primary-hover: var(--blue-200);
    --color-primary-contrast: var(--navy-950);
    --color-primary-soft: rgb(140 195 255 / 12%);
    --color-primary-soft-border: rgb(140 195 255 / 30%);
    --color-accent: var(--teal-400);
    --color-band: #050d18;
    --color-band-2: #0b2a4d;
    --color-grid-line: rgb(140 195 255 / 7%);
    --color-placeholder: #f2c14e;

    --shadow-xs: 0 1px 2px rgb(0 0 0 / 40%);
    --shadow-sm: 0 1px 3px rgb(0 0 0 / 45%);
    --shadow-md: 0 6px 16px rgb(0 0 0 / 50%);
    --shadow-lg: 0 16px 36px rgb(0 0 0 / 55%);
}

/* ---------- Base ---------- */

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

html {
    scroll-padding-top: calc(var(--navbar-height) + var(--space-4));
    -webkit-text-size-adjust: 100%;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100svh;
    margin: 0;
    overflow-x: hidden;
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: var(--text-md);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

body.is-loading main {
    opacity: 0;
}

main {
    transition: opacity var(--base) var(--ease-out);
}

h1,
h2,
h3,
h4 {
    margin: 0 0 var(--space-4);
    color: var(--color-heading);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    text-wrap: balance;
}

h1 { font-size: var(--text-3xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-lg); }

p {
    margin: 0 0 var(--space-4);
    text-wrap: pretty;
}

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--fast) var(--ease-out);
}

a:hover {
    color: var(--color-primary-hover);
    text-decoration: underline;
    text-underline-offset: 0.2em;
}

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

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

button {
    cursor: pointer;
}

:focus-visible {
    border-radius: 4px;
    outline: 2px solid var(--color-focus);
    outline-offset: 2px;
}

::selection {
    background-color: color-mix(in srgb, var(--color-primary) 22%, transparent);
}

.skip-link {
    position: absolute;
    top: var(--space-2);
    left: var(--space-2);
    z-index: 3000;
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-sm);
    background: var(--color-primary);
    color: var(--color-primary-contrast);
    font-weight: 600;
    transform: translateY(-200%);
    transition: transform var(--base) var(--ease-out);
}

.skip-link:focus-visible {
    color: var(--color-primary-contrast);
    transform: translateY(0);
}

.visually-hidden {
    position: absolute !important;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

.placeholder {
    color: var(--color-placeholder);
    font-style: italic;
}

/* ---------- Layout ---------- */

.container {
    width: 100%;
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: var(--page-gutter);
}

.page {
    flex: 1 0 auto;
    padding-bottom: var(--section-gap);
}

.section {
    margin-bottom: var(--section-gap);
}

.section:last-child {
    margin-bottom: 0;
}

.section__head {
    max-width: var(--measure);
    margin-bottom: var(--space-5);
}

.section__title {
    margin-bottom: var(--space-3);
}

.section__lead {
    margin: 0;
    color: var(--color-text-muted);
    font-size: var(--text-lg);
    line-height: 1.45;
}

.eyebrow {
    display: inline-block;
    margin-bottom: var(--space-3);
    color: var(--color-primary);
    font-size: var(--text-sm);
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.prose {
    max-width: var(--measure);
}

.cluster {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3);
}

.grid {
    display: grid;
    gap: var(--space-5);
    grid-template-columns: repeat(auto-fill, minmax(min(var(--col-min, 17rem), 100%), 1fr));
}

.split {
    display: grid;
    align-items: center;
    gap: clamp(1.5rem, 1rem + 2.5vw, 3.5rem);
}

@media (min-width: 62em) {
    .split {
        grid-template-columns: var(--split, 1fr 1fr);
    }

    .split--top {
        align-items: start;
    }
}

/* ---------- Navbar ---------- */

.app-navbar {
    position: sticky;
    top: 0;
    z-index: 1100;
    border-bottom: 1px solid var(--color-border);
    background-color: color-mix(in srgb, var(--color-surface) 88%, transparent);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
}

.app-navbar__inner {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    min-height: var(--navbar-height);
    padding-block: var(--space-2);
}

.brand {
    display: inline-flex;
    flex-shrink: 0;
    align-items: center;
    gap: var(--space-3);
    margin-right: auto;
    color: var(--color-heading);
}

.brand:hover {
    color: var(--color-heading);
    text-decoration: none;
}

.brand img {
    width: 44px;
    height: 44px;
}

.brand__wordmark {
    display: flex;
    flex-direction: column;
    font-size: var(--text-base);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: 0.02em;
}

.brand__wordmark span:last-child {
    max-width: 17rem;
    color: var(--color-text-muted);
    font-size: var(--text-xs);
    font-weight: 500;
    letter-spacing: 0;
}

.app-navbar__nav {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-link {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-1);
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border: 0;
    border-radius: var(--radius-sm);
    background: none;
    color: var(--color-text);
    font-size: var(--text-sm);
    font-weight: 500;
    white-space: nowrap;
    transition:
        color var(--fast) var(--ease-out),
        background-color var(--fast) var(--ease-out);
}

.nav-link:hover {
    background-color: var(--color-primary-soft);
    color: var(--color-primary);
    text-decoration: none;
}

.nav-link::after {
    position: absolute;
    right: var(--space-3);
    bottom: 2px;
    left: var(--space-3);
    height: 2px;
    border-radius: 2px;
    background-color: var(--color-primary);
    content: '';
    opacity: 0;
    transform: scaleX(0.4);
    transition:
        opacity var(--base) var(--ease-out),
        transform var(--base) var(--ease-out);
}

.nav-link[aria-current='page'] {
    color: var(--color-primary);
}

.nav-link[aria-current='page']::after {
    opacity: 1;
    transform: scaleX(1);
}

.nav-link svg {
    width: 14px;
    height: 14px;
    opacity: 0.6;
    transition: transform var(--fast) var(--ease-out);
}

.nav-link[aria-expanded='true'] svg {
    transform: rotate(180deg);
}

.app-navbar__actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.icon-button {
    display: inline-flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-width: 40px;
    height: 40px;
    padding: 0 10px;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-pill);
    background: transparent;
    color: var(--color-text);
    font-size: var(--text-xs);
    font-weight: 700;
    line-height: 0;
    transition:
        border-color var(--fast) var(--ease-out),
        background-color var(--fast) var(--ease-out),
        color var(--fast) var(--ease-out);
}

.icon-button:hover {
    border-color: var(--color-primary);
    background-color: var(--color-primary-soft);
    color: var(--color-primary);
}

.icon-button svg {
    width: 20px;
    height: 20px;
}

.theme-toggle .icon-moon,
:root[data-theme='dark'] .theme-toggle .icon-sun {
    display: none;
}

:root[data-theme='dark'] .theme-toggle .icon-moon {
    display: block;
}

.dropdown {
    position: relative;
}

.menu {
    position: absolute;
    top: calc(100% + var(--space-2));
    right: 0;
    z-index: 1200;
    display: none;
    min-width: 12rem;
    margin: 0;
    padding: var(--space-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-surface-raised);
    box-shadow: var(--shadow-lg);
    list-style: none;
    animation: menu-in var(--base) var(--ease-out);
}

.menu[data-open='true'] {
    display: block;
}


@keyframes menu-in {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

.menu__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border: 0;
    border-radius: var(--radius-sm);
    background: none;
    color: var(--color-text);
    font-size: var(--text-sm);
    text-align: start;
}

.menu__item:hover,
.menu__item[aria-current='page'],
.menu__item[aria-checked='true'] {
    background-color: var(--color-primary-soft);
    color: var(--color-primary);
    text-decoration: none;
}

.menu__item[aria-checked='true'],
.menu__item[aria-current='page'] {
    font-weight: 600;
}

.menu__check {
    width: 16px;
    height: 16px;
    margin-left: auto;
    opacity: 0;
}

.menu__item[aria-checked='true'] .menu__check {
    opacity: 1;
}

.nav-toggle {
    display: none;
}

@media (min-width: 72em) {
    .app-navbar__collapse {
        display: flex;
    }

    .app-navbar__collapse > div {
        display: contents;
    }
}

@media (max-width: 71.99em) {
    .nav-toggle {
        display: inline-flex;
    }

    .app-navbar__collapse {
        position: absolute;
        top: 100%;
        right: 0;
        left: 0;
        display: grid;
        grid-template-rows: 0fr;
        max-height: calc(100svh - var(--navbar-height));
        overflow-y: auto;
        border-bottom: 1px solid transparent;
        background-color: var(--color-surface);
        transition:
            grid-template-rows var(--slow) var(--ease-out),
            border-color var(--slow) var(--ease-out);
    }

    .app-navbar__collapse > div {
        overflow: hidden;
    }

    .app-navbar__collapse[data-open='true'] {
        border-bottom-color: var(--color-border);
        box-shadow: var(--shadow-lg);
        grid-template-rows: 1fr;
    }

    .app-navbar__nav {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: var(--space-3) var(--page-gutter) var(--space-5);
    }

    .nav-link {
        padding: var(--space-3);
        font-size: var(--text-base);
    }

    .nav-link::after {
        display: none;
    }

    .nav-link[aria-current='page'] {
        background-color: var(--color-primary-soft);
    }
}

@media (max-width: 30em) {
    .brand__wordmark span:last-child {
        display: none;
    }

    .brand img {
        width: 38px;
        height: 38px;
    }
}

/* ---------- Buttons ---------- */

.btn,
.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    border: 1px solid transparent;
    border-radius: var(--radius-pill);
    font-size: var(--text-base);
    font-weight: 600;
    line-height: 1.4;
    transition:
        background-color var(--fast) var(--ease-out),
        border-color var(--fast) var(--ease-out),
        color var(--fast) var(--ease-out),
        transform var(--fast) var(--ease-out),
        box-shadow var(--fast) var(--ease-out);
}

.btn {
    background-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
    color: var(--color-primary-contrast);
}

.btn:hover {
    background-color: var(--color-primary-hover);
    box-shadow: var(--shadow-md);
    color: var(--color-primary-contrast);
    text-decoration: none;
    transform: translateY(-2px);
}

.btn-ghost {
    border-color: var(--color-border-strong);
    background-color: var(--color-surface);
    color: var(--color-text);
}

.btn-ghost:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    text-decoration: none;
    transform: translateY(-2px);
}

.btn svg,
.btn-ghost svg {
    width: 18px;
    height: 18px;
}

@media (max-width: 30em) {
    .cluster > .btn,
    .cluster > .btn-ghost {
        flex: 1 1 100%;
    }
}

/* ---------- Hero ---------- */

.hero {
    padding-block: clamp(2rem, 1.4rem + 3vw, 4rem) var(--section-gap);
    background:
        radial-gradient(70rem 32rem at 12% -10%, color-mix(in srgb, var(--color-primary) 14%, transparent), transparent 68%),
        radial-gradient(55rem 26rem at 92% 8%, color-mix(in srgb, var(--color-accent) 13%, transparent), transparent 66%);
}

.hero__title {
    margin-bottom: var(--space-5);
    font-size: var(--text-4xl);
}

.hero__title span {
    color: var(--color-primary);
}

.hero__lead {
    max-width: 60ch;
    margin-bottom: var(--space-4);
    color: var(--color-text-muted);
    font-size: var(--text-lg);
    line-height: 1.5;
}

.hero .cluster {
    margin-top: var(--space-6);
}

.hero-panel {
    position: relative;
    padding: clamp(1.25rem, 1rem + 1.5vw, 2rem);
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    background:
        linear-gradient(var(--color-grid-line) 1px, transparent 1px) 0 0 / 28px 28px,
        linear-gradient(90deg, var(--color-grid-line) 1px, transparent 1px) 0 0 / 28px 28px,
        var(--color-surface);
    box-shadow: var(--shadow-lg);
}

.hero-panel__art {
    width: 100%;
    max-width: 340px;
    margin: 0 auto var(--space-5);
}

.hero-panel__list {
    display: grid;
    gap: var(--space-3);
    margin: 0;
    padding: 0;
    list-style: none;
}

.hero-panel__list li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: color-mix(in srgb, var(--color-surface) 85%, transparent);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-heading);
}

.hero-panel__list .dot {
    flex-shrink: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
}

/* ---------- Page header ---------- */

.page-header {
    margin-bottom: var(--section-gap);
    padding-block: clamp(2rem, 1.3rem + 3vw, 3.5rem);
    border-bottom: 1px solid var(--color-border);
    background:
        radial-gradient(80rem 28rem at 15% -20%, color-mix(in srgb, var(--color-primary) 13%, transparent), transparent 70%),
        var(--color-bg-subtle);
}

.page-header__title {
    max-width: 24ch;
    margin-bottom: 0;
    font-size: var(--text-4xl);
}

.page-header__lead {
    max-width: var(--measure);
    margin: var(--space-4) 0 0;
    color: var(--color-text-muted);
    font-size: var(--text-lg);
    line-height: 1.45;
}

/* ---------- Components ---------- */

.stat-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(12rem, 100%), 1fr));
    margin: 0;
    padding: 0;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background-color: var(--color-surface);
    box-shadow: var(--shadow-sm);
    list-style: none;
}

.stat-strip li {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-5);
    border-inline-end: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: -1px;
}

.stat-strip__value {
    color: var(--color-primary);
    font-size: var(--text-3xl);
    font-weight: 800;
    line-height: 1;
}

.stat-strip__label {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

.card {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background-color: var(--color-surface);
    box-shadow: var(--shadow-sm);
    color: inherit;
    transition:
        transform var(--base) var(--ease-out),
        box-shadow var(--base) var(--ease-out),
        border-color var(--base) var(--ease-out);
}

a.card:hover,
.card--hover:hover {
    border-color: var(--color-primary-soft-border);
    box-shadow: var(--shadow-lg);
    color: inherit;
    text-decoration: none;
    transform: translateY(-4px);
}

.card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background-color: var(--color-primary-soft);
    color: var(--color-primary);
}

.card__icon svg {
    width: 24px;
    height: 24px;
}

.card__title {
    margin: 0;
    font-size: var(--text-lg);
}

.card__text {
    margin: 0;
    color: var(--color-text-muted);
}

.card__meta {
    color: var(--color-text-subtle);
    font-size: var(--text-sm);
}

.card__more {
    margin-top: auto;
    color: var(--color-primary);
    font-size: var(--text-sm);
    font-weight: 600;
}

.tag {
    align-self: flex-start;
    padding: 2px 10px;
    border: 1px solid var(--color-primary-soft-border);
    border-radius: var(--radius-pill);
    background-color: var(--color-primary-soft);
    color: var(--color-primary);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.surface {
    padding: clamp(1.25rem, 1rem + 1.2vw, 2rem);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background-color: var(--color-surface);
    box-shadow: var(--shadow-sm);
}

.checklist {
    margin: 0;
    padding: 0;
    list-style: none;
}

.checklist li {
    position: relative;
    padding: var(--space-3) 0 var(--space-3) 2.25rem;
    border-bottom: 1px solid var(--color-border);
}

.checklist li:last-child {
    border-bottom: 0;
}

.checklist li::before {
    position: absolute;
    top: calc(var(--space-3) + 3px);
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background-color: var(--color-primary-soft);
    color: var(--color-primary);
    content: '✓';
    font-size: 0.7rem;
    font-weight: 800;
}

/* Vues (navigation sans rechargement) */

.view[hidden] {
    display: none;
}

.callout {
    padding: var(--space-4) var(--space-5);
    border: 1px dashed var(--color-primary-soft-border);
    border-radius: var(--radius-md);
    background-color: var(--color-primary-soft);
    color: var(--color-text);
    font-size: var(--text-sm);
}

.cta-band {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    padding: clamp(1.75rem, 1.3rem + 2vw, 3rem);
    border-radius: var(--radius-xl);
    background:
        radial-gradient(40rem 20rem at 90% 120%, rgb(47 196 192 / 30%), transparent 70%),
        linear-gradient(135deg, var(--color-band) 0%, var(--color-band-2) 100%);
    color: var(--color-band-text);
}

.cta-band h2 {
    margin-bottom: var(--space-2);
    color: #fff;
    font-size: var(--text-xl);
}

.cta-band p {
    max-width: 56ch;
    margin: 0;
    color: var(--color-band-text-muted);
}

.cta-band .btn {
    background-color: #fff;
    color: var(--navy-900);
}

.cta-band .btn:hover {
    background-color: var(--blue-50);
    color: var(--navy-900);
}

/* Team */

.person {
    display: flex;
    gap: var(--space-5);
    align-items: flex-start;
}

.avatar {
    display: inline-flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    width: 96px;
    height: 96px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
    font-size: 1.9rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    box-shadow: var(--shadow-md);
}

.avatar--sm {
    width: 52px;
    height: 52px;
    font-size: 1.05rem;
}

.person__name {
    margin-bottom: var(--space-1);
    font-size: var(--text-xl);
}

.person__role {
    margin-bottom: var(--space-2);
    color: var(--color-primary);
    font-weight: 600;
}

.person__meta {
    color: var(--color-text-muted);
}

@media (max-width: 36em) {
    .person {
        flex-direction: column;
    }
}

/* Partners */

.partner__flag {
    font-size: 2rem;
    line-height: 1;
}

/* Contact */

.contact-item {
    display: flex;
    gap: var(--space-4);
    align-items: flex-start;
    padding-block: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.contact-item:first-child {
    padding-top: 0;
}

.contact-item:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}

.contact-item .card__icon {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
}

.contact-item__label {
    display: block;
    color: var(--color-text-subtle);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.contact-item__value {
    color: var(--color-heading);
    font-weight: 600;
    overflow-wrap: anywhere;
}

.contact-card {
    max-width: 44rem;
}

/* 404 */

.not-found {
    padding-block: clamp(3rem, 2rem + 6vw, 7rem);
    text-align: center;
}

.not-found__code {
    margin: 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-size: clamp(4rem, 3rem + 8vw, 8rem);
    font-weight: 800;
    line-height: 1;
}

/* ---------- Footer ---------- */

.site-footer {
    margin-top: auto;
    background:
        radial-gradient(50rem 20rem at 85% -20%, rgb(47 196 192 / 18%), transparent 70%),
        linear-gradient(135deg, var(--color-band) 0%, var(--color-band-2) 140%);
    color: var(--color-band-text);
}

.site-footer__inner {
    display: grid;
    gap: var(--space-7);
    padding-block: var(--space-8) var(--space-6);
}

@media (min-width: 62em) {
    .site-footer__inner {
        grid-template-columns: 1.1fr 2fr;
    }
}

.site-footer .brand {
    color: #fff;
}

.site-footer .brand__wordmark span:last-child {
    display: block;
    color: var(--color-band-text-muted);
}

.site-footer__tagline {
    max-width: 42ch;
    margin-top: var(--space-4);
    color: var(--color-band-text-muted);
    font-size: var(--text-sm);
}

.site-footer__columns {
    display: grid;
    gap: var(--space-6);
    grid-template-columns: repeat(auto-fit, minmax(min(10rem, 100%), 1fr));
}

.site-footer__heading {
    margin-bottom: var(--space-3);
    color: var(--color-band-text);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.site-footer__nav {
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-footer__nav a {
    display: block;
    padding: var(--space-1) 0;
    color: var(--color-band-text-muted);
    font-size: var(--text-sm);
}

.site-footer__nav a:hover {
    color: #fff;
}

.site-footer__bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--space-3);
    padding-block: var(--space-5);
    border-top: 1px solid rgb(255 255 255 / 12%);
    color: var(--color-band-text-muted);
    font-size: var(--text-sm);
}

.site-footer__bottom p {
    margin: 0;
}

/* ---------- Reveal on scroll ---------- */

.reveal {
    opacity: 0;
    transform: translateY(14px);
    transition:
        opacity 600ms var(--ease-out),
        transform 600ms var(--ease-out);
}

.reveal.is-visible {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}

@media print {
    .app-navbar,
    .site-footer,
    .skip-link {
        display: none !important;
    }
}

a.card--static:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-sm);
    transform: none;
}