/* Tallē — minimal, Google Sans Flex, dark/light auto. */

@font-face {
    font-family: "Google Sans Flex";
    font-weight: 400;
    font-style: normal;
    font-display: swap;
    src: url("fonts/GoogleSansFlex-Regular.ttf") format("truetype");
}
@font-face {
    font-family: "Google Sans Flex";
    font-weight: 500;
    font-style: normal;
    font-display: swap;
    src: url("fonts/GoogleSansFlex-Medium.ttf") format("truetype");
}
@font-face {
    font-family: "Google Sans Flex";
    font-weight: 600;
    font-style: normal;
    font-display: swap;
    src: url("fonts/GoogleSansFlex-SemiBold.ttf") format("truetype");
}
@font-face {
    font-family: "Google Sans Flex";
    font-weight: 700;
    font-style: normal;
    font-display: swap;
    src: url("fonts/GoogleSansFlex-Bold.ttf") format("truetype");
}

:root {
    --accent: #4F7CDB;
    --bg: #ffffff;
    --bg-soft: #f7f7f9;
    --fg: #16181d;
    --fg-muted: #5a6172;
    --border: rgba(0, 0, 0, 0.08);
    --max-width: 720px;
    --radius: 12px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0f1115;
        --bg-soft: #181b22;
        --fg: #ecedef;
        --fg-muted: #9aa1ad;
        --border: rgba(255, 255, 255, 0.08);
        --accent: #6E97E8;
    }
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: "Google Sans Flex", -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--accent);
    text-decoration: none;
}
a:hover { text-decoration: underline; }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 48px 24px 96px;
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
}

.site-header .brand {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    line-height: 0;
}
.site-header .brand img {
    height: 24px;
    width: auto;
    display: block;
}

.site-header nav a {
    margin-left: 18px;
    font-size: 14px;
    color: var(--fg-muted);
}
.site-header nav a:hover { color: var(--fg); text-decoration: none; }

.site-footer {
    border-top: 1px solid var(--border);
    padding: 28px 24px;
    color: var(--fg-muted);
    font-size: 13px;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    justify-content: space-between;
}
.site-footer nav a { margin-left: 18px; }

/* Landing */
.landing {
    padding: 96px 24px;
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}
.landing .hero-logo {
    display: inline-block;
    margin: 0 0 32px;
}
.landing .hero-logo img {
    height: 72px;
    width: auto;
    display: block;
}
.landing h1 {
    font-size: 56px;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin: 0 0 16px;
    line-height: 1.05;
}
.landing p.lede {
    font-size: 19px;
    color: var(--fg-muted);
    margin: 0 0 32px;
    line-height: 1.45;
}
.landing .pill {
    display: inline-block;
    padding: 10px 20px;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--fg-muted);
    font-size: 13px;
    background: var(--bg-soft);
}

/* Long-form pages */
article h1 {
    font-size: 36px;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 8px;
}
article .updated {
    color: var(--fg-muted);
    font-size: 13px;
    margin-bottom: 32px;
}
article h2 {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin: 36px 0 12px;
}
article p, article ul, article ol {
    margin: 0 0 16px;
}
article ul, article ol { padding-left: 24px; }
article li { margin-bottom: 6px; }
article strong { color: var(--fg); }
article hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 32px 0;
}
.callout {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 18px;
    font-size: 14px;
    color: var(--fg-muted);
    margin: 24px 0;
}

@media (max-width: 600px) {
    .landing { padding: 64px 20px; }
    .landing .hero-logo img { height: 56px; }
    .landing h1 { font-size: 40px; }
    .site-header .brand img { height: 20px; }
    .landing p.lede { font-size: 17px; }
    .container { padding: 32px 20px 64px; }
    article h1 { font-size: 28px; }
    .site-footer { flex-direction: column; align-items: flex-start; gap: 8px; }
    .site-footer nav a { margin-left: 0; margin-right: 18px; }
}