/* ═══════════════════════════════════════════════════════════
   墨摘 WeChat Digest — Editorial Intelligence
   Paper & ink editorial system with a vermilion seal motif.
   ═══════════════════════════════════════════════════════════ */

:root {
  --paper: #f4efe4;
  --paper-2: #efe8d8;
  --card: #fbf8f0;
  --ink: #1c1813;
  --ink-2: #4a4339;
  --ink-3: #8b8170;
  --line: #d9cfb8;
  --line-2: #c8bca0;
  --vermilion: #d8401f;
  --vermilion-d: #b8311a;
  --moss: #41684e;
  --gold: #a9762a;

  --font-display: "Fraunces", "Noto Serif SC", Georgia, serif;
  --font-sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --r: 4px;
  --r-lg: 10px;
  --shadow: 0 1px 0 var(--line), 0 18px 40px -28px rgba(28, 24, 19, 0.5);
  --maxw: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* paper grain overlay */
.grain {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a { color: inherit; text-decoration: none; }

::selection { background: var(--vermilion); color: var(--paper); }

strong, b { font-weight: 600; }

/* ─────────── Buttons ─────────── */

.btn-solid,
.btn-line,
.btn-danger {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: var(--r);
  padding: 0.7rem 1.3rem;
  transition: transform 0.12s ease, background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}
.btn-solid {
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
}
.btn-solid:hover { background: var(--vermilion); border-color: var(--vermilion); transform: translateY(-1px); }
.btn-line {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-2);
}
.btn-line:hover { border-color: var(--ink); background: rgba(28, 24, 19, 0.04); }
.btn-danger {
  background: transparent;
  color: var(--vermilion-d);
  border: 1px solid #e3b6ab;
}
.btn-danger:hover { background: var(--vermilion); color: var(--paper); border-color: var(--vermilion); }

.btn-solid.sm, .btn-line.sm { padding: 0.55rem 1rem; font-size: 0.88rem; }
.btn-solid.tiny, .btn-line.tiny { padding: 0.4rem 0.7rem; font-size: 0.8rem; }
.block { width: 100%; }

button:disabled { opacity: 0.55; cursor: default; transform: none !important; }

/* ─────────── Nav ─────────── */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem clamp(1rem, 4vw, 3rem);
  background: rgba(244, 239, 228, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 600; }
.seal {
  display: grid;
  place-items: center;
  width: 32px; height: 32px;
  background: var(--vermilion);
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 1.1rem;
  border-radius: 5px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25);
  transform: rotate(-3deg);
}
.brand-text { font-size: 1.15rem; letter-spacing: 0.01em; }
.brand-text em { font-family: var(--font-display); font-style: italic; color: var(--ink-3); font-weight: 400; }

.nav-links { display: flex; align-items: center; gap: 1.6rem; }
.nav-links a { font-size: 0.92rem; color: var(--ink-2); transition: color 0.15s; }
.nav-links a:hover { color: var(--vermilion); }
.nav-ghost { font-family: var(--font-mono); font-size: 0.82rem !important; }
.nav-cta {
  background: var(--ink);
  color: var(--paper) !important;
  padding: 0.5rem 1rem;
  border-radius: var(--r);
}
.nav-cta:hover { background: var(--vermilion); }

/* ─────────── Hero ─────────── */

.hero { max-width: var(--maxw); margin: 0 auto; padding: clamp(2.5rem, 6vw, 5rem) clamp(1rem, 4vw, 3rem) 3rem; }
.hero-rule {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--ink-3);
  text-transform: uppercase;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 2.5rem;
}
.hero-grid { display: grid; grid-template-columns: 1.55fr 1fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: end; }

.hero-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.6rem, 6.5vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin: 0 0 1.5rem;
  animation: rise 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.ink-accent { color: var(--vermilion); }
.serif-it { font-style: italic; font-weight: 400; }

.hero-sub {
  font-size: 1.08rem;
  color: var(--ink-2);
  max-width: 33em;
  margin: 0 0 2rem;
  animation: rise 0.7s 0.08s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}

.hero-search {
  display: flex;
  gap: 0.5rem;
  background: var(--card);
  border: 1.5px solid var(--ink);
  border-radius: var(--r);
  padding: 0.4rem;
  max-width: 540px;
  box-shadow: 6px 6px 0 var(--ink);
  animation: rise 0.7s 0.16s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.hero-search input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.6rem 0.8rem;
  font-size: 1rem;
  font-family: var(--font-sans);
  color: var(--ink);
}
.hero-search input:focus { outline: none; }
.hero-search input::placeholder { color: var(--ink-3); }

.hero-hint { font-size: 0.82rem; color: var(--ink-3); margin: 0.9rem 0 2.2rem; }

.hero-stats { display: flex; align-items: center; gap: 1.6rem; }
.hero-stats > div { display: flex; flex-direction: column; }
.hero-stats strong { font-family: var(--font-display); font-size: 2rem; line-height: 1; }
.hero-stats span { font-size: 0.78rem; color: var(--ink-3); margin-top: 0.3rem; letter-spacing: 0.02em; }
.hero-stats .vr { width: 1px; align-self: stretch; background: var(--line-2); }

/* hero card / sample */
.hero-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  padding: 1.6rem 1.5rem 1.5rem;
  box-shadow: var(--shadow);
  transform: rotate(1.2deg);
  animation: rise 0.8s 0.24s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.hc-stamp {
  position: absolute;
  top: -18px; right: -14px;
  width: 54px; height: 54px;
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--vermilion);
  border: 2px solid var(--vermilion);
  border-radius: 8px;
  transform: rotate(8deg);
  background: var(--card);
  opacity: 0.9;
}
.hc-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding-bottom: 0.9rem;
  margin-bottom: 0.9rem;
  border-bottom: 1px dashed var(--line-2);
}
.hc-line { font-size: 0.9rem; color: var(--ink-2); margin-bottom: 0.75rem; line-height: 1.5; }
.hc-line b { display: block; font-family: var(--font-display); color: var(--ink); font-size: 0.92rem; }
.hc-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1rem; }
.hc-tags span {
  font-size: 0.74rem;
  font-family: var(--font-mono);
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--line-2);
  border-radius: 99px;
  color: var(--ink-2);
}

/* ─────────── Section heads ─────────── */

.sec-head { max-width: var(--maxw); margin: 0 auto 2.4rem; padding: 0 clamp(1rem, 4vw, 3rem); }
.sec-no {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--vermilion);
}
.sec-head h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  margin: 0.4rem 0;
  letter-spacing: -0.01em;
}
.sec-head p { color: var(--ink-3); margin: 0; }

/* ─────────── Features ─────────── */

.features { padding: clamp(2.5rem, 6vw, 4.5rem) 0; border-top: 1px solid var(--line); }
.feature-grid {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 3rem);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.feat {
  padding: 1.8rem 1.5rem;
  border: 1px solid var(--line);
  margin-left: -1px;
  margin-top: -1px;
  transition: background 0.2s ease;
}
.feat:hover { background: var(--card); }
.feat-no { font-family: var(--font-mono); font-size: 0.78rem; color: var(--vermilion); }
.feat h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.25rem; margin: 1.4rem 0 0.6rem; }
.feat p { font-size: 0.92rem; color: var(--ink-2); margin: 0; }

/* ─────────── Steps ─────────── */

.steps { padding: clamp(2.5rem, 6vw, 4.5rem) 0; border-top: 1px solid var(--line); }
.step-grid {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 3rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.step { position: relative; padding-top: 1rem; }
.step-no {
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--vermilion);
  line-height: 1;
  margin-bottom: 0.8rem;
}
.step h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.3rem; margin: 0 0 0.4rem; }
.step p { color: var(--ink-2); font-size: 0.95rem; margin: 0; max-width: 22em; }

/* ─────────── Workspace ─────────── */

.workspace {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4rem) clamp(1rem, 4vw, 3rem) 4rem;
  border-top: 1px solid var(--line);
  scroll-margin-top: 70px;
}
.ws-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.6rem; }
.ws-head-l h2 { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.8rem, 3.6vw, 2.6rem); margin: 0.3rem 0 0; }
.ws-head-r { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }

.ws-code {
  display: flex; align-items: center; gap: 0.5rem;
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: var(--r);
  padding: 0.35rem 0.45rem 0.35rem 0.7rem;
}
.ws-code-k { font-size: 0.72rem; color: var(--ink-3); }
.ws-code-v { font-family: var(--font-mono); font-size: 0.85rem; letter-spacing: 0.02em; color: var(--ink); }
.ico-btn {
  font-family: var(--font-sans);
  font-size: 0.74rem;
  background: transparent;
  border: 1px solid var(--line-2);
  border-radius: 3px;
  padding: 0.18rem 0.45rem;
  cursor: pointer;
  color: var(--ink-2);
  transition: all 0.14s;
}
.ico-btn:hover { border-color: var(--ink); color: var(--ink); }

.sync-pill {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--ink-2);
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--line-2);
  border-radius: 99px;
  background: var(--card);
}
.sync-pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); transition: background 0.2s; }
.sync-pill.ok .dot { background: var(--moss); }
.sync-pill.syncing .dot { background: var(--gold); animation: pulse 1s infinite; }
.sync-pill.local .dot { background: var(--ink-3); }
.sync-pill.err .dot { background: var(--vermilion); }

.chip {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  padding: 0.4rem 0.7rem;
  border-radius: 99px;
  border: 1px solid var(--line-2);
  background: var(--card);
  color: var(--ink-3);
  cursor: pointer;
}
.chip.ok { color: var(--moss); border-color: #bcd2c2; }

/* Crawl bar */
.crawl {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  gap: 1.2rem;
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  padding: 1.3rem 1.5rem;
  margin-bottom: 1.6rem;
  box-shadow: var(--shadow);
}
.crawl-field label { display: block; font-size: 0.78rem; color: var(--ink-3); margin-bottom: 0.5rem; font-weight: 500; }
.crawl-input { display: flex; gap: 0.5rem; }
.crawl-input input {
  flex: 1; min-width: 0;
  border: 1px solid var(--line-2);
  background: var(--paper);
  border-radius: var(--r);
  padding: 0.6rem 0.8rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--ink);
}
.crawl-input input:focus { outline: none; border-color: var(--ink); }
.crawl-sep { font-family: var(--font-display); font-style: italic; color: var(--ink-3); padding-bottom: 0.7rem; }

/* two-pane */
.ws-body { display: grid; grid-template-columns: 340px 1fr; gap: 1.4rem; }

.ws-list { display: flex; flex-direction: column; gap: 0.6rem; }
.list-tools { display: flex; gap: 0.5rem; }
.list-tools input {
  flex: 1; min-width: 0;
  border: 1px solid var(--line-2);
  background: var(--card);
  border-radius: var(--r);
  padding: 0.5rem 0.65rem;
  font-size: 0.85rem;
  font-family: var(--font-sans);
  color: var(--ink);
}
.list-tools input:focus { outline: none; border-color: var(--ink); }
.list-meta { display: flex; align-items: center; justify-content: space-between; font-size: 0.82rem; color: var(--ink-3); padding: 0.2rem 0.1rem; }

.article-list { list-style: none; margin: 0.4rem 0 0; padding: 0 0.2rem 0 0; display: flex; flex-direction: column; gap: 0.6rem; max-height: 70vh; overflow-y: auto; }
.article-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line-2);
  border-radius: var(--r);
  padding: 0.85rem 0.95rem;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.12s, box-shadow 0.15s;
  animation: rise 0.4s both;
}
.article-item:hover { border-left-color: var(--ink-3); transform: translateX(2px); }
.article-item.active { border-left-color: var(--vermilion); box-shadow: var(--shadow); }
.ai-top { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; margin-bottom: 0.4rem; }
.ai-meta { font-size: 0.72rem; color: var(--ink-3); font-family: var(--font-mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ai-badge { font-size: 0.68rem; padding: 0.12rem 0.5rem; border-radius: 99px; white-space: nowrap; }
.ai-badge.done { background: rgba(65, 104, 78, 0.12); color: var(--moss); }
.ai-badge.todo { background: rgba(216, 64, 31, 0.1); color: var(--vermilion-d); }
.ai-title { font-family: var(--font-display); font-weight: 500; font-size: 1rem; margin: 0 0 0.3rem; line-height: 1.3; }
.ai-preview { font-size: 0.8rem; color: var(--ink-3); margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.list-empty { list-style: none; text-align: center; color: var(--ink-3); padding: 2.5rem 1rem; font-size: 0.9rem; border: 1px dashed var(--line-2); border-radius: var(--r); }

/* detail */
.ws-detail {
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  min-height: 460px;
  box-shadow: var(--shadow);
}
.detail-empty { height: 100%; min-height: 460px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1.1rem; color: var(--ink-3); text-align: center; padding: 2rem; }
.empty-seal, .foot-seal {
  width: 64px; height: 64px;
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--vermilion);
  border: 2px solid var(--vermilion);
  border-radius: 10px;
  opacity: 0.5;
  transform: rotate(-4deg);
}

.detail-content { padding: 2rem clamp(1.2rem, 3vw, 2.4rem); }
.detail-head { border-bottom: 1px solid var(--line); padding-bottom: 1.2rem; margin-bottom: 1.6rem; }
.detail-meta { display: flex; flex-wrap: wrap; gap: 0.5rem; font-size: 0.8rem; color: var(--ink-3); font-family: var(--font-mono); margin-bottom: 0.7rem; }
.detail-meta a { color: var(--vermilion); }
.detail-title { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.4rem, 3vw, 2rem); line-height: 1.2; margin-bottom: 1.1rem; }
.detail-bar { display: flex; gap: 0.6rem; }

.analysis-block { margin-bottom: 1.8rem; }
.analysis-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--vermilion);
  margin-bottom: 0.8rem;
  padding-left: 0.7rem;
  border-left: 2px solid var(--vermilion);
}
.analysis-out { font-size: 0.96rem; color: var(--ink); }
.analysis-out h2 { font-family: var(--font-display); font-weight: 600; font-size: 1.12rem; margin: 1.3rem 0 0.5rem; color: var(--ink); }
.analysis-out h2:first-child { margin-top: 0; }
.analysis-out ul { margin: 0.3rem 0 0.8rem; padding-left: 1.2rem; }
.analysis-out li { margin-bottom: 0.35rem; color: var(--ink-2); }
.analysis-out p { margin: 0.4rem 0; color: var(--ink-2); }
.analysis-out .placeholder { color: var(--ink-3); font-style: italic; }
.analysis-out .err { color: var(--vermilion-d); }

.prompt-row { display: flex; gap: 0.5rem; margin-top: 1rem; }
.prompt-row input {
  flex: 1;
  border: 1px solid var(--line-2);
  background: var(--paper);
  border-radius: var(--r);
  padding: 0.55rem 0.75rem;
  font-size: 0.88rem;
  font-family: var(--font-sans);
  color: var(--ink);
}
.prompt-row input:focus { outline: none; border-color: var(--ink); }

.content-toggle { font-family: var(--font-sans); font-size: 0.85rem; background: transparent; border: 1px solid var(--line-2); border-radius: var(--r); padding: 0.45rem 0.9rem; cursor: pointer; color: var(--ink-2); }
.content-toggle:hover { border-color: var(--ink); }
.content-full { margin-top: 1rem; white-space: pre-wrap; font-size: 0.92rem; line-height: 1.75; color: var(--ink-2); max-height: 460px; overflow-y: auto; padding: 1rem; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); }

/* loading dots / cursor */
.loading-dots { display: inline-flex; gap: 5px; padding: 0.5rem 0; }
.loading-dots span { width: 7px; height: 7px; border-radius: 50%; background: var(--vermilion); animation: bounce 1.2s infinite ease-in-out; }
.loading-dots span:nth-child(2) { animation-delay: 0.16s; }
.loading-dots span:nth-child(3) { animation-delay: 0.32s; }
.typing-cursor { display: inline-block; width: 8px; height: 1.05em; background: var(--vermilion); margin-left: 2px; vertical-align: text-bottom; animation: blink 0.9s steps(1) infinite; }

/* ─────────── Footer ─────────── */

.footer { border-top: 1px solid var(--line); padding: 2.5rem clamp(1rem, 4vw, 3rem); text-align: center; display: flex; flex-direction: column; align-items: center; gap: 0.6rem; }
.footer p { margin: 0; color: var(--ink-3); font-size: 0.88rem; }
.footer a { color: var(--vermilion); }
.foot-seal { font-size: 1.4rem; width: 44px; height: 44px; margin-bottom: 0.4rem; }
.foot-fine { font-size: 0.78rem !important; }

/* ─────────── Modals ─────────── */

.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(28, 24, 19, 0.45);
  backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center;
  padding: 1.2rem;
  animation: fade 0.2s ease;
}
.modal {
  background: var(--paper);
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  width: 100%; max-width: 480px;
  max-height: 90vh; overflow-y: auto;
  box-shadow: 0 30px 70px -20px rgba(28, 24, 19, 0.55);
  animation: rise 0.3s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.modal-lg { max-width: 660px; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 1.3rem 1.5rem; border-bottom: 1px solid var(--line); }
.modal-header h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.3rem; margin: 0; }
.modal-close { background: transparent; border: none; font-size: 1.6rem; line-height: 1; color: var(--ink-3); cursor: pointer; }
.modal-close:hover { color: var(--vermilion); }

.settings-body { padding: 1.5rem; }
.set-group { margin-bottom: 1.2rem; }
.set-label { display: block; font-size: 0.85rem; font-weight: 500; margin-bottom: 0.5rem; }
.set-note { font-weight: 400; color: var(--ink-3); font-size: 0.78rem; }
.set-tip { font-size: 0.78rem; color: var(--ink-3); margin: 0.5rem 0 0; line-height: 1.5; }
.settings-body input, .settings-body select {
  width: 100%;
  border: 1px solid var(--line-2);
  background: var(--card);
  border-radius: var(--r);
  padding: 0.6rem 0.75rem;
  font-size: 0.92rem;
  font-family: var(--font-sans);
  color: var(--ink);
}
.settings-body input:focus, .settings-body select:focus { outline: none; border-color: var(--ink); }

.code-show { display: flex; gap: 0.5rem; align-items: center; }
.code-show code { flex: 1; font-family: var(--font-mono); font-size: 0.95rem; background: var(--card); border: 1px solid var(--line-2); border-radius: var(--r); padding: 0.55rem 0.75rem; letter-spacing: 0.02em; word-break: break-all; }

.provider-tabs { display: flex; gap: 0.4rem; }
.provider-tabs button {
  flex: 1;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  padding: 0.55rem 0.5rem;
  border: 1px solid var(--line-2);
  background: var(--card);
  border-radius: var(--r);
  cursor: pointer;
  color: var(--ink-2);
  transition: all 0.14s;
}
.provider-tabs button.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.set-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.4rem; }

/* results modal */
.results-toolbar { display: flex; gap: 1.4rem; padding: 1rem 1.5rem; border-bottom: 1px solid var(--line); }
.chk { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.88rem; color: var(--ink-2); cursor: pointer; }
.results-list { list-style: none; margin: 0; padding: 0.8rem 1.5rem; max-height: 56vh; overflow-y: auto; }
.result-item { border-bottom: 1px solid var(--line); }
.result-item label { display: flex; gap: 0.7rem; padding: 0.9rem 0; cursor: pointer; align-items: flex-start; }
.result-check { margin-top: 0.25rem; }
.result-meta { font-size: 0.74rem; color: var(--ink-3); font-family: var(--font-mono); margin-bottom: 0.25rem; }
.result-title { font-family: var(--font-display); font-weight: 500; font-size: 1rem; margin-bottom: 0.25rem; }
.result-summary { font-size: 0.82rem; color: var(--ink-3); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.results-empty { list-style: none; color: var(--ink-3); padding: 2rem 0; text-align: center; font-size: 0.9rem; }
.modal-actions { display: flex; gap: 0.6rem; padding: 1.2rem 1.5rem; border-top: 1px solid var(--line); }

/* add form */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; padding: 1.5rem; }
.form-grid label { display: flex; flex-direction: column; gap: 0.4rem; font-size: 0.82rem; color: var(--ink-2); font-weight: 500; }
.form-grid input, .form-grid textarea {
  border: 1px solid var(--line-2);
  background: var(--card);
  border-radius: var(--r);
  padding: 0.55rem 0.7rem;
  font-size: 0.92rem;
  font-family: var(--font-sans);
  color: var(--ink);
  resize: vertical;
}
.form-grid input:focus, .form-grid textarea:focus { outline: none; border-color: var(--ink); }
.span-2 { grid-column: 1 / -1; }

/* ─────────── Toast ─────────── */

.toast {
  position: fixed;
  left: 50%; bottom: 2rem;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink);
  color: var(--paper);
  padding: 0.8rem 1.4rem;
  border-radius: var(--r);
  font-size: 0.9rem;
  z-index: 300;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
  max-width: 90vw;
  box-shadow: 0 18px 40px -16px rgba(28, 24, 19, 0.6);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { background: var(--vermilion-d); }

/* ─────────── Animations ─────────── */

@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes bounce { 0%, 80%, 100% { transform: scale(0.5); opacity: 0.5; } 40% { transform: scale(1); opacity: 1; } }
@keyframes blink { 50% { opacity: 0; } }
@keyframes pulse { 50% { opacity: 0.35; } }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto; }
}

/* ─────────── Responsive ─────────── */

@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-card { transform: rotate(0); max-width: 460px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .ws-body { grid-template-columns: 1fr; }
  .crawl { grid-template-columns: 1fr; }
  .crawl-sep { display: none; }
  .article-list { max-height: none; }
}

@media (max-width: 600px) {
  .nav-links { gap: 0.9rem; }
  .nav-links a:not(.nav-cta):not(.nav-ghost) { display: none; }
  .step-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .hero-search { box-shadow: 4px 4px 0 var(--ink); flex-direction: column; }
  .hero-search .btn-solid { width: 100%; }
  .ws-head-r { width: 100%; }
}