:root {
  --bg: #f6f3ee;
  --bg-2: #fffdf9;
  --ink: #1a1815;
  --ink-2: #5b564f;
  --line: #e6e0d6;
  --accent: #b8771c;
  --accent-ink: #7a4d0a;
  --hero: #141414;
  --hero-ink: #f4efe6;
  --card: #ffffff;
  --shadow: 0 1px 2px rgba(20, 18, 15, .06), 0 8px 24px -12px rgba(20, 18, 15, .18);
  --serif: Georgia, "Iowan Old Style", "Palatino Linotype", "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131211; --bg-2: #1a1917; --ink: #f0ebe3; --ink-2: #a8a198; --line: #2a2825;
    --accent: #e0a24a; --accent-ink: #f0c37a; --hero: #0b0b0b; --hero-ink: #f4efe6; --card: #1e1c1a;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px -12px rgba(0,0,0,.6);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.5; }
a { color: inherit; }
img { max-width: 100%; display: block; }
button { font: inherit; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 1rem;
  padding: .6rem 1rem; background: var(--bg-2); border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: .55rem; text-decoration: none; font-weight: 700; letter-spacing: .01em; }
.brand-mark { width: 22px; height: 22px; border-radius: 6px; background: var(--hero);
  box-shadow: inset 0 0 0 4px var(--hero), inset 0 0 0 6px var(--accent); }
.brand-name { font-family: var(--serif); font-size: 1.15rem; }
.edition-nav { margin-left: auto; display: flex; align-items: center; gap: .35rem; }
.edition-nav select { padding: .4rem .6rem; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--ink); font: inherit; }
.icon-btn { width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--ink); font-size: 1.3rem; line-height: 1; cursor: pointer; }
.icon-btn:disabled { opacity: .35; cursor: default; }
.logout { margin: 0; }
.ghost { background: none; border: 0; color: var(--ink-2); cursor: pointer; padding: .4rem .5rem; }
.ghost:hover { color: var(--ink); }

/* ---------- hero ---------- */
.hero { background: var(--hero); color: var(--hero-ink); }
.hero-inner { max-width: 1100px; margin: 0 auto; padding: 2.2rem 1.25rem 1.8rem; }
.kicker { margin: 0 0 .4rem; font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.hero h1 { margin: 0; font-family: var(--serif); font-weight: 500; font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.1; }
.weather { margin: .8rem 0 0; opacity: .8; font-size: .95rem; }

/* ---------- section tabs ---------- */
.section-tabs {
  position: sticky; top: 51px; z-index: 9;
  display: flex; gap: .3rem; overflow-x: auto; padding: .5rem 1rem; scrollbar-width: none;
  background: var(--bg-2); border-bottom: 1px solid var(--line);
}
.section-tabs::-webkit-scrollbar { display: none; }
.section-tabs a { white-space: nowrap; text-decoration: none; font-size: .85rem; padding: .3rem .7rem; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); }
.section-tabs a:hover { color: var(--ink); border-color: var(--accent); }

/* ---------- content ---------- */
.content { max-width: 1100px; margin: 0 auto; padding: 1rem 1.25rem 3rem; }
.section { padding: 1.6rem 0 .4rem; scroll-margin-top: 110px; }
.section h2 { display: flex; align-items: center; gap: .5rem; margin: 0 0 1rem; font-family: var(--serif); font-weight: 500; font-size: 1.5rem; }
.section h2::after { content: ""; flex: 1; height: 1px; background: var(--line); margin-left: .5rem; }
.ico { font-size: 1.2rem; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.card-media { display: block; aspect-ratio: 16 / 9; background: #ddd; overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.card:hover .card-media img { transform: scale(1.03); }
.card-body { padding: .9rem 1rem 1.1rem; display: flex; flex-direction: column; gap: .4rem; }
.card-meta { display: flex; align-items: center; gap: .4rem; font-size: .78rem; color: var(--ink-2); text-transform: uppercase; letter-spacing: .06em; }
.card-meta .source { color: var(--accent-ink); font-weight: 600; }
.card-meta .read { margin-left: auto; text-transform: none; letter-spacing: 0; text-decoration: none; }
.card-meta .read:hover { text-decoration: underline; }
.card h3 { margin: 0; font-family: var(--serif); font-weight: 600; font-size: 1.15rem; line-height: 1.25; }
.card h3 a { text-decoration: none; }
.card h3 a:hover { text-decoration: underline; text-decoration-color: var(--accent); }
.summary { margin: 0; color: var(--ink-2); font-size: .95rem; }

.card.lead { grid-column: 1 / -1; flex-direction: row; }
.card.lead .card-media { flex: 0 0 48%; aspect-ratio: auto; min-height: 240px; }
.card.lead .card-body { justify-content: center; padding: 1.4rem 1.6rem; }
.card.lead h3 { font-size: 1.6rem; }
@media (max-width: 720px) {
  .card.lead { flex-direction: column; }
  .card.lead .card-media { aspect-ratio: 16 / 9; min-height: 0; }
  .card.lead h3 { font-size: 1.3rem; }
}

.empty { color: var(--ink-2); text-align: center; padding: 3rem 0; }
.foot { max-width: 1100px; margin: 0 auto; padding: 1rem 1.25rem 2.5rem; color: var(--ink-2); font-size: .85rem; border-top: 1px solid var(--line); }
.logout { text-decoration: none; }
/* ---------- login ---------- */
.login-body { display: grid; place-items: center; min-height: 100vh; padding: 1rem; }
.login-card { width: min(100%, 380px); background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 2rem; box-shadow: var(--shadow); }
.login-card h1 { font-family: var(--serif); font-weight: 500; margin: 1.2rem 0 .2rem; }
.muted { color: var(--ink-2); margin: 0 0 1.4rem; }
.login-card label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: .9rem; }
.login-card input { display: block; width: 100%; margin-top: .3rem; padding: .65rem .75rem; border: 1px solid var(--line); border-radius: 10px; background: var(--bg-2); color: var(--ink); font: inherit; }
.login-card input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.login-card button[type=submit] { width: 100%; padding: .75rem; border: 0; border-radius: 10px; background: var(--hero); color: var(--hero-ink); font-weight: 600; cursor: pointer; margin-top: .4rem; }
.login-card button[type=submit]:disabled { opacity: .6; }
.error { color: #b3261e; font-size: .9rem; margin: 0 0 .8rem; }
.login-card .small { font-size: .85rem; margin: 1rem 0 0; text-align: center; }
.login-card .small a:hover { text-decoration: underline; }

/* ---------- topbar actions / update button ---------- */
.topbar-actions { display: flex; align-items: center; gap: .5rem; }
#regen:disabled { opacity: .6; cursor: progress; }

/* ---------- chat ---------- */
.chat-fab { position: fixed; right: 1rem; bottom: 1rem; z-index: 40; display: inline-flex; align-items: center; gap: .5rem; padding: .7rem 1rem; border: 0; border-radius: 999px;
  background: var(--hero); color: var(--hero-ink); font: inherit; font-weight: 600; cursor: pointer; box-shadow: var(--shadow); }
.chat-fab:hover { filter: brightness(1.15); }
body.chat-open .chat-fab { display: none; }
.chat { position: fixed; right: 1rem; bottom: 1rem; z-index: 50; width: min(420px, calc(100vw - 2rem)); height: min(640px, calc(100vh - 2rem));
  display: flex; flex-direction: column; background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); overflow: hidden; }
.chat[hidden] { display: none; }
.chat-head { display: flex; align-items: center; justify-content: space-between; padding: .7rem .9rem; border-bottom: 1px solid var(--line); background: var(--bg-2); }
.chat-head-actions { display: inline-flex; gap: .25rem; }
.chat-log { flex: 1; overflow-y: auto; padding: .9rem; display: flex; flex-direction: column; gap: .6rem; font-size: .95rem; }
.msg { max-width: 88%; padding: .6rem .8rem; border-radius: 14px; line-height: 1.45; word-wrap: break-word; overflow-wrap: anywhere; }
.msg.user { align-self: flex-end; background: var(--hero); color: var(--hero-ink); border-bottom-right-radius: 4px; }
.msg.assistant { align-self: flex-start; background: var(--bg); border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.msg.assistant a { color: var(--accent-ink); }
.msg.assistant ul { margin: .3rem 0; padding-left: 1.2rem; }
.msg.assistant pre, .msg.assistant code { font-size: .85em; background: var(--bg-2); border-radius: 6px; padding: .1em .3em; }
.msg.assistant pre { padding: .5rem; overflow-x: auto; }
.msg.thinking { color: var(--ink-2); }
.msg.error { color: #b3261e; }
.chat-form { display: flex; gap: .5rem; padding: .7rem; border-top: 1px solid var(--line); background: var(--bg-2); }
.chat-form textarea { flex: 1; resize: none; max-height: 120px; padding: .6rem .75rem; border: 1px solid var(--line); border-radius: 12px; background: var(--card); color: var(--ink); font: inherit; line-height: 1.4; }
.chat-form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.chat-form button { width: 44px; border: 0; border-radius: 12px; background: var(--hero); color: var(--hero-ink); font: inherit; cursor: pointer; }
.chat-form button:disabled { opacity: .5; cursor: progress; }
@media (max-width: 640px) {
  .chat { right: 0; bottom: 0; width: 100vw; height: 100dvh; border-radius: 0; }
  .chat-fab span { display: none; }
  .topbar-actions #regen { display: none; }
}

/* ---------- takeaways ---------- */
.takeaways { margin: 1rem 0 0; padding: 0 0 0 1.1rem; max-width: 70ch; color: var(--hero-ink); opacity: .92; font-size: .98rem; line-height: 1.5; }
.takeaways li { margin: .25rem 0; }
.takeaways li::marker { color: var(--accent); }

/* ---------- preferences dialog ---------- */
.prefs { width: min(640px, calc(100vw - 2rem)); border: 1px solid var(--line); border-radius: 16px; padding: 1.4rem; background: var(--card); color: var(--ink); box-shadow: var(--shadow); }
.prefs::backdrop { background: rgba(0,0,0,.45); }
.prefs h2 { font-family: var(--serif); font-weight: 500; margin: 0 0 .3rem; }
.prefs textarea { width: 100%; padding: .7rem .8rem; border: 1px solid var(--line); border-radius: 12px; background: var(--bg-2); color: var(--ink); font: inherit; font-size: .93rem; line-height: 1.45; resize: vertical; }
.prefs textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.prefs-actions { display: flex; align-items: center; gap: .5rem; margin-top: .8rem; }
.prefs-actions .grow { flex: 1; }
#prefs-save { padding: .55rem 1rem; border: 0; border-radius: 10px; background: var(--hero); color: var(--hero-ink); font: inherit; font-weight: 600; cursor: pointer; }
#prefs-save:disabled { opacity: .6; }
@media (max-width: 640px) { .topbar-actions #prefs-open { display: none; } }