/* Modernist — design tokens, ported from the Tech Updates Feed design (Claude Design MCP). */
@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;600;800&display=swap');

:root {
  --color-bg: #f3f2f2;
  --color-surface: #eae9e9;
  --color-text: #201e1d;
  --color-accent: #ec3013;
  --color-accent-2: #e15b47;
  --color-divider: color-mix(in srgb, #201e1d 40%, transparent);

  --color-accent-100: #fff2ef;
  --color-accent-600: #dd2b0f;
  --color-accent-700: #ae1800;
  --color-accent-800: #7c1405;

  --font-heading: "Archivo", system-ui, sans-serif;
  --font-heading-weight: 800;
  --font-body: "Archivo", system-ui, sans-serif;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;

  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;

  --shadow-lg: 0 12px 32px color-mix(in srgb, #2d2b2b 22%, transparent);
}

*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0; background: var(--color-bg); color: var(--color-text);
  font-family: var(--font-body); font-size: 15px; line-height: 1.55;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  line-height: 1.12; letter-spacing: -0.015em; margin: 0 0 var(--space-2);
}
h1 { font-size: 42px; }
h6 { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; }
p { margin: 0 0 var(--space-3); }
a { color: var(--color-accent); text-underline-offset: 3px; }
.text-muted { color: color-mix(in srgb, var(--color-text) 55%, transparent); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* — buttons — */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 14px; line-height: 1.2; color: var(--color-text);
  background: transparent; border: 1px solid transparent;
  padding: var(--space-2) calc(var(--space-3) * 1.2);
  border-radius: var(--radius-md);
}
.btn svg { display: block; }
.btn-primary { background: var(--color-accent); color: var(--color-bg); }
.btn-primary:hover { background: var(--color-accent-600); }
.btn-primary:active { background: var(--color-accent-700); }
.btn-secondary { border-color: var(--color-divider); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.btn-ghost { color: var(--color-accent); padding-inline: var(--space-1); }
.btn-ghost:hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.btn-icon { width: 36px; height: 36px; padding: 0; }

/* — forms — */
.input {
  width: 100%; min-height: 36px; padding: 6px 10px; font: inherit;
  font-size: 14px; color: var(--color-text); caret-color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.input:hover { border-color: color-mix(in srgb, var(--color-text) 45%, transparent); }
.input:focus-visible { border-color: var(--color-accent); outline-offset: 0; }
.field { margin: 0; }

.seg {
  display: inline-flex; overflow: hidden; flex-wrap: wrap;
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.seg-opt {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px; font-size: 13px; cursor: pointer; border: none; font: inherit;
  background: transparent; color: var(--color-text);
}
.seg-opt + .seg-opt { border-left: 1px solid var(--color-divider); }
.seg-opt:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.seg-opt.active { background: var(--color-accent); color: var(--color-bg); }
.seg-opt.active:hover { background: var(--color-accent); }
.seg-opt:disabled { opacity: 0.4; cursor: default; pointer-events: none; }

/* — tags — */
.tag {
  display: inline-flex; align-items: center; font-size: 11px;
  letter-spacing: 0.02em; padding: 3px 10px; border-radius: calc(var(--radius-md) * 0.75);
}
.tag-accent { background: var(--color-accent-100); color: var(--color-accent-800); }
.tag-outline { border: 1px solid var(--color-accent); color: var(--color-accent); }

/* — navigation — */
.nav {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-bottom: 2px solid var(--color-divider);
  position: sticky; top: 0; z-index: 10; background: var(--color-bg);
}
.nav-brand { font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 18px; margin-right: auto; }

/* — dialog — */
.dialog-backdrop {
  position: fixed; inset: 0; display: grid; place-items: center;
  padding: var(--space-4); background: color-mix(in srgb, #2d2b2b 50%, transparent);
}
.dialog {
  width: min(520px, 100%); display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-4); border-radius: var(--radius-lg);
  background: var(--color-surface); box-shadow: var(--shadow-lg);
}
.dialog-title { font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 20px; }
.dialog-body { font-size: 14px; opacity: 0.85; }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-2); margin-top: var(--space-2); }
.hr { height: 2px; border: 0; margin: var(--space-4) 0; background: var(--color-divider); }
.hidden { display: none !important; }

/* — page layout — */
main {
  max-width: 1180px; margin: 0 auto; padding: var(--space-8) var(--space-4) var(--space-8);
}
.controls-row {
  display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-6); flex-wrap: wrap;
}
.controls-row .field { min-width: 220px; flex: none; }
.body-grid { display: grid; grid-template-columns: 1.7fr 1fr; gap: var(--space-8); align-items: start; }
@media (max-width: 860px) { .body-grid { grid-template-columns: 1fr; } }

.group-header {
  display: flex; align-items: baseline; justify-content: space-between;
  border-bottom: 2px solid var(--color-divider); padding-bottom: var(--space-2); margin-bottom: 0;
}
.item-row {
  display: flex; align-items: flex-start; gap: var(--space-4);
  padding: var(--space-3) 0; border-bottom: 1px solid var(--color-divider); cursor: pointer;
}
.item-time { flex: none; width: 104px; padding-top: 2px; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; font-weight: 600; opacity: 0.55; }
.item-main { flex: 1; min-width: 0; }
.item-title-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 4px; }
.item-title { font-family: var(--font-heading); font-weight: 800; font-size: 16px; color: var(--color-text); }
.item-desc { margin: 0 0 6px; opacity: 0.8; font-size: 13.5px; }
.item-meta { font-size: 11.5px; display: flex; gap: 10px; flex-wrap: wrap; }
.bookmark-btn { flex: none; }

.sidebar { display: flex; flex-direction: column; gap: var(--space-6); border-left: 2px solid var(--color-divider); padding-left: var(--space-6); }
.sidebar-row { display: flex; align-items: center; justify-content: space-between; padding: var(--space-2) 0; border-bottom: 1px solid var(--color-divider); }
.bookmark-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; padding: var(--space-2) 0; border-bottom: 1px solid var(--color-divider); }

#subscribe-status { font-size: 13px; margin-top: var(--space-2); }
#subscribe-status.ok { color: var(--color-accent-800); }
#subscribe-status.err { color: var(--color-accent); }