:root {
    --ink: #10292c;
    --muted: #557174;
    --paper: #f4fbfa;
    --card: rgba(255, 255, 255, .82);
    --line: rgba(4, 82, 87, .14);
    --teal: #075b60;
    --aqua: #20d5c8;
    --coral: #ff795f;
    --shadow: 0 20px 60px rgba(0, 47, 51, .12);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    color: var(--ink);
    background:
        radial-gradient(circle at 85% 8%, rgba(32, 213, 200, .19), transparent 28rem),
        linear-gradient(180deg, #f9fdfc, var(--paper));
    font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { color: var(--teal); }

.skip-link {
    position: fixed;
    left: 1rem;
    top: -5rem;
    z-index: 10;
    padding: .7rem 1rem;
    color: white;
    background: var(--teal);
    border-radius: .7rem;
}

.skip-link:focus { top: 1rem; }

.site-header,
.site-footer,
main {
    width: min(1120px, calc(100% - 2rem));
    margin-inline: auto;
}

.site-header {
    min-height: 84px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.maker img { display: block; width: min(230px, 46vw); }

.site-header nav,
.subnav,
.site-footer nav {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
}

.site-header nav a,
.subnav a,
.site-footer nav a {
    padding: .55rem .8rem;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 650;
}

.site-header nav a:hover,
.subnav a:hover,
.subnav a[aria-current="page"] {
    background: rgba(7, 91, 96, .09);
}

main { padding: 3.5rem 0 6rem; }

.eyebrow {
    margin: 0 0 .7rem;
    color: var(--teal);
    font-size: .82rem;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
}

h1, h2, h3 { line-height: 1.12; letter-spacing: -.035em; }
h1 { max-width: 850px; margin: 0; font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { margin-top: 0; font-size: clamp(1.65rem, 3vw, 2.4rem); }
h3 { margin-bottom: .35rem; }

.lede {
    max-width: 760px;
    margin: 1.3rem 0 0;
    color: var(--muted);
    font-size: clamp(1.05rem, 2vw, 1.3rem);
}

.hero,
.app-hero {
    padding: clamp(1.5rem, 4vw, 3rem) 0 4rem;
}

.page-directory .site-header,
.page-directory .site-footer,
.page-directory main {
    width: min(900px, calc(100% - 2rem));
}

.page-directory .site-header {
    min-height: 72px;
}

.page-directory .maker img {
    width: min(190px, 42vw);
}

.page-directory main {
    padding-top: 2rem;
}

.page-directory .hero {
    padding: 1.5rem 0 2.75rem;
}

.page-directory h1 {
    max-width: 720px;
    font-size: clamp(2rem, 4vw, 3rem);
}

.page-directory h2 {
    font-size: clamp(1.4rem, 2.5vw, 2rem);
}

.page-directory .lede {
    max-width: 680px;
    font-size: clamp(1rem, 1.6vw, 1.15rem);
}

.page-directory .app-card {
    grid-template-columns: 80px minmax(0, 1fr);
    max-width: 760px;
    padding: 1.1rem;
}

.page-directory .app-card img {
    width: 80px;
    height: 80px;
}

.app-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(220px, 360px);
    align-items: center;
    gap: clamp(2rem, 6vw, 5rem);
}

.app-icon {
    width: 100%;
    border-radius: 22.5%;
    box-shadow: var(--shadow);
}

.button {
    display: inline-flex;
    align-items: center;
    min-height: 48px;
    padding: .65rem 1.1rem;
    border: 1px solid var(--line);
    border-radius: .9rem;
    text-decoration: none;
    font-weight: 750;
    background: var(--card);
}

.button-primary { color: white; background: var(--teal); }

.grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.screenshot-section {
    margin: clamp(4rem, 8vw, 7rem) 0;
}

.screenshot-section h2 {
    max-width: 700px;
}

.screenshot-intro {
    max-width: 680px;
    color: var(--muted);
    font-size: 1.08rem;
}

.screenshot-gallery {
    display: grid;
    grid-auto-columns: clamp(210px, 26vw, 280px);
    grid-auto-flow: column;
    gap: 1.25rem;
    margin: 2rem 0 0;
    padding: .5rem .25rem 1.5rem;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scroll-snap-type: inline mandatory;
    scrollbar-color: var(--teal) transparent;
}

.screenshot-gallery li {
    min-width: 0;
    list-style: none;
    scroll-snap-align: start;
}

.screenshot-gallery figure {
    margin: 0;
}

.screenshot-gallery img {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--line);
    border-radius: 2rem;
    background: #f4f4f8;
    box-shadow: var(--shadow);
}

.screenshot-gallery figcaption {
    display: grid;
    gap: .3rem;
    padding: 1rem .35rem 0;
}

.screenshot-gallery figcaption strong {
    line-height: 1.25;
}

.screenshot-gallery figcaption span {
    color: var(--muted);
    font-size: .93rem;
    line-height: 1.45;
}

.device-gallery-heading {
    margin: 3rem 0 .5rem;
    font-size: clamp(1.35rem, 2.4vw, 1.85rem);
}

.screenshot-gallery-ipad {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-columns: auto;
    grid-auto-flow: row;
    overflow-x: visible;
    scroll-snap-type: none;
}

.screenshot-gallery-ipad img {
    border-radius: 1.4rem;
}

.card,
.document {
    border: 1px solid var(--line);
    border-radius: 1.4rem;
    background: var(--card);
    box-shadow: 0 12px 35px rgba(0, 47, 51, .06);
}

.card { padding: 1.4rem; }
.card p { color: var(--muted); }

.app-card {
    display: grid;
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: center;
    gap: 1.25rem;
    padding: 1.3rem;
}

.app-card img { width: 96px; border-radius: 22%; }
.app-card .button { margin-top: .35rem; }

.document {
    max-width: 850px;
    margin: 1.5rem auto 0;
    padding: clamp(1.3rem, 4vw, 3rem);
}

.document h2 { margin-top: 2.2rem; font-size: 1.45rem; }
.document h2:first-child { margin-top: 0; }
.document p, .document li { color: var(--muted); }

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

.meta {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem 1.5rem;
    margin: 1rem 0;
    padding: 0;
    list-style: none;
    color: var(--muted);
}

.notice {
    padding: 1rem 1.2rem;
    border-left: 4px solid var(--coral);
    border-radius: .5rem;
    background: rgba(255, 121, 95, .1);
}

.site-footer {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1.5rem;
    padding: 2rem 0 3rem;
    border-top: 1px solid var(--line);
    color: var(--muted);
}

.site-footer p { margin: 0; }
.copyright { grid-column: 1 / -1; font-size: .85rem; }

.page-aislenest .site-footer {
    display: none;
}

.page-aislenest main {
    width: min(1240px, calc(100% - 2rem));
    padding-bottom: 3rem;
}

@media (max-width: 760px) {
    .site-header { align-items: flex-start; flex-direction: column; padding: 1rem 0; }
    .site-header nav { width: 100%; overflow-x: auto; flex-wrap: nowrap; padding-bottom: .25rem; scroll-snap-type: inline proximity; -webkit-overflow-scrolling: touch; }
    .site-header nav a { min-height: 44px; flex: 0 0 auto; scroll-snap-align: start; }
    .button { min-height: 44px; }
    main { padding-top: 2rem; }
    .app-hero { grid-template-columns: 1fr; }
    .app-hero .app-icon { width: min(72vw, 300px); grid-row: 1; }
    .grid { grid-template-columns: 1fr; }
    .screenshot-gallery-ipad {
        grid-template-columns: none;
        grid-auto-columns: min(86vw, 680px);
        grid-auto-flow: column;
        overflow-x: auto;
        scroll-snap-type: inline mandatory;
        overscroll-behavior-inline: contain;
        -webkit-overflow-scrolling: touch;
    }
    .site-footer { grid-template-columns: 1fr; }
    .copyright { grid-column: auto; }
}

@media (max-width: 480px) {
    main, .page-aislenest main { width: min(100% - 1.25rem, 1120px); }
    .app-hero .app-icon { width: min(66vw, 240px); }
    .feature, .panel, .app-card { padding: 1rem; }
}

@media (prefers-color-scheme: dark) {
    :root {
        --ink: #e7fbf8;
        --muted: #a8c5c4;
        --paper: #071f22;
        --card: rgba(12, 47, 51, .82);
        --line: rgba(138, 231, 222, .15);
        --shadow: 0 22px 65px rgba(0, 0, 0, .35);
    }

    body {
        background:
            radial-gradient(circle at 85% 8%, rgba(32, 213, 200, .12), transparent 28rem),
            linear-gradient(180deg, #061a1c, var(--paper));
    }

    .button-primary { color: #031719; background: var(--aqua); }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}