/* FollowGrid site styles — Direction 2b (Warm Studio, Sans)
   Shared by the use-case detail pages. Same tokens and atoms as the homepage. */

:root{
  --cream:#FFFDF8;
  --cream-2:#FAF6EF;
  --peach:#FFF0E8;
  --peach-deep:#FFE3D2;
  --text:#1B1916;
  --text-2:#6B6359;
  --text-3:#71665B;
  --border:#EDE3D6;
  --border-soft:#F2EAE0;
  --orange:#B83D15;
  --orange-deep:#A6320F;
  --dark:#1B1916;
  --dark-line:#332E27;
  --sans:'Inter',-apple-system,'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC','Noto Sans JP','Noto Sans KR',sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);background:var(--cream);color:var(--text);
  font-size:var(--font-size-body);line-height:1.65;-webkit-font-smoothing:antialiased;
}
::selection{background:var(--orange);color:#fff}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
.wrap{max-width:1140px;margin:0 auto;padding:0 32px}
section{scroll-margin-top:80px}

/* ---------- shared atoms ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:var(--font-size-meta);font-weight:500;
  letter-spacing:.12em;text-transform:uppercase;color:var(--orange);
}
.eyebrow .no{
  background:var(--peach);color:var(--orange-deep);
  border-radius:6px;padding:2px 8px;font-size:var(--font-size-meta);
}
.h2{
  font-size:clamp(28px,3.4vw,40px);font-weight:700;
  letter-spacing:-.028em;line-height:1.15;
}
.h2 .hl{color:var(--orange)}
.section-intro{
  font-size:var(--font-size-brand);line-height:1.7;color:var(--text-2);max-width:640px;margin-top:16px;
}
.btn-primary{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--orange);color:#FFF7F0;font-size:var(--font-size-body);font-weight:600;
  padding:15px 32px;border-radius:999px;border:none;
  transition:background .15s ease,color .15s ease;
}
.btn-primary:hover{background:var(--orange-hover);transform:none}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:var(--font-size-body);font-weight:600;color:var(--orange);
  border-bottom:1.5px solid var(--peach-deep);padding-bottom:2px;
  transition:border-color .15s;
}
.text-link:hover{border-color:var(--orange)}
.section{padding:88px 0;border-bottom:1px solid var(--border-soft)}
.section-head{margin-bottom:52px}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  font-family:var(--mono);font-size:var(--font-size-meta);letter-spacing:.08em;text-transform:none;
  color:var(--text-3);padding:22px 0 0;
}
.breadcrumb a{color:var(--text-2);transition:color .15s}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb .sep{margin:0 8px;color:var(--border)}

/* ---------- page hero (left-aligned) ---------- */
.page-hero{padding:48px 0 88px;border-bottom:1px solid var(--border-soft)}
.page-hero .eyebrow{margin-bottom:20px}
.page-hero h1{
  font-weight:700;font-size:clamp(36px,4.6vw,56px);
  line-height:1.08;letter-spacing:-.032em;max-width:760px;margin-bottom:22px;
}
.page-hero h1 .hl{
  color:var(--orange);
  background:linear-gradient(transparent 68%,var(--peach-deep) 68%);
  padding:0 .06em;
}
.page-hero p.lead{
  font-size:var(--font-size-brand);line-height:1.7;color:var(--text-2);max-width:600px;margin-bottom:34px;
}
.hero-cta{display:flex;align-items:center;gap:22px;margin-bottom:16px;flex-wrap:wrap}
.hero-note{font-size:var(--font-size-label);color:var(--text-3);max-width:480px;line-height:1.6}
.hero-note b{color:var(--text-2);font-weight:600}

/* ---------- three-column topics ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:48px}
.topic{border-top:1.5px solid var(--border);padding-top:24px}
.topic h3{font-size:var(--font-size-brand);font-weight:600;letter-spacing:-.01em;margin-bottom:8px}
.topic p{font-size:var(--font-size-body);color:var(--text-2);line-height:1.65}

/* ---------- steps (peach workflow) ---------- */
.steps-section{background:var(--peach);border-bottom:1px solid var(--border)}
.steps-section .eyebrow .no{background:#fff}
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:40px;margin-bottom:0}
.step{border-top:1.5px solid var(--peach-deep);padding-top:24px}
.step .num{
  font-size:var(--font-size-title);font-weight:700;letter-spacing:-.02em;color:var(--orange);
  line-height:1;display:block;margin-bottom:20px;font-variant-numeric:tabular-nums;
}
.step h3{font-size:var(--font-size-brand);font-weight:600;letter-spacing:-.01em;margin-bottom:8px}
.step p{font-size:var(--font-size-body);color:var(--text-2);line-height:1.65}
.steps-foot{
  border-top:1px solid var(--peach-deep);margin-top:44px;padding-top:24px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.steps-foot .text-link{font-size:var(--font-size-body)}

/* ---------- two-column data table ---------- */
.data-table{width:100%;border-collapse:collapse;font-size:var(--font-size-body);max-width:860px}
.data-table th{
  font-family:var(--mono);font-size:var(--font-size-meta);font-weight:500;letter-spacing:.1em;text-transform:uppercase;
  color:var(--text-3);text-align:left;padding:8px 0;border-bottom:1px solid var(--border);
}
.data-table th:last-child,.data-table td:last-child{padding-left:24px}
.data-table td{padding:13px 0;border-bottom:1px solid var(--border-soft);vertical-align:top;line-height:1.6}
.data-table td:first-child{font-weight:600}
.data-table td:last-child{color:var(--text-2)}

/* ---------- notes ---------- */
.note{
  font-size:var(--font-size-label);color:var(--text-2);line-height:1.7;
  background:var(--peach);border-radius:14px;padding:18px 22px;
  max-width:760px;margin-top:36px;
}
.note b{color:var(--orange-deep);font-weight:600}
.note + .note{margin-top:14px}
.plain-note{
  font-size:var(--font-size-label);color:var(--text-2);line-height:1.7;max-width:720px;margin-top:28px;
  padding-left:16px;border-left:2px solid var(--peach-deep);
}

/* ---------- prose block ---------- */
.prose{max-width:720px}
.prose p{font-size:var(--font-size-body);color:var(--text-2);line-height:1.75;margin-bottom:18px}
.prose p:last-child{margin-bottom:0}

/* ---------- code / file-name example ---------- */
.code-block{
  background:var(--dark);border-radius:14px;padding:22px 26px;max-width:640px;
  font-family:var(--mono);font-size:var(--font-size-label);line-height:2;color:#DDD4C6;
}
.code-block .c{color:#A79C8F}
.code-caption{font-size:var(--font-size-label);color:var(--text-3);margin-top:14px;max-width:560px;line-height:1.6}

/* ---------- tool link cards ---------- */
.tool-cards{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.tool-card{
  border:1px solid var(--border);border-radius:18px;padding:26px 28px;
  background:var(--cream);transition:border-color .15s,background .15s;display:block;
}
.tool-card:hover{border-color:var(--orange);transform:none}
.tool-card h3{font-size:var(--font-size-brand);font-weight:600;letter-spacing:-.01em;margin-bottom:8px}
.tool-card p{font-size:var(--font-size-body);color:var(--text-2);line-height:1.65;margin-bottom:16px}
.tool-card .text-link{font-size:var(--font-size-label)}

/* ---------- faq ---------- */
.faq-list{max-width:820px}
.faq-item{border-top:1px solid var(--border)}
.faq-item:last-child{border-bottom:1px solid var(--border)}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:20px 0;font-size:var(--font-size-body);font-weight:600;letter-spacing:-.01em;cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .plus{
  flex:none;width:26px;height:26px;border-radius:50%;border:1px solid var(--border);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:var(--font-size-body);font-weight:500;color:var(--orange);
  transition:transform .2s ease,background .2s ease;
  background:var(--cream);
}
.faq-item[open] summary .plus{transform:rotate(45deg);background:var(--peach);border-color:var(--peach-deep)}
.faq-item .a{padding:0 0 22px;font-size:var(--font-size-body);color:var(--text-2);line-height:1.7;max-width:680px}

/* ---------- final cta + footer ---------- */
.final{background:var(--dark);color:#F5EFE6;padding:96px 0}
.final-inner{display:flex;align-items:center;justify-content:space-between;gap:48px}
.final h2{
  font-size:clamp(28px,3.6vw,42px);font-weight:700;letter-spacing:-.028em;
  line-height:1.15;max-width:560px;margin-bottom:14px;
}
.final h2 .hl{color:#FF7A45}
.final p{color:#A79C8F;font-size:var(--font-size-body);line-height:1.7;max-width:480px}
.final-cta{display:flex;flex-direction:column;align-items:flex-start;gap:16px;flex:none}
.final .btn-primary{box-shadow:none}
.final .text-link{color:#FF7A45;border-bottom-color:#4A3a30;font-size:var(--font-size-label)}
.final .text-link:hover{border-color:#FF7A45}
.final .final-note{font-size:var(--font-size-label);color:#A79C8F}
.final-related{
  border-top:1px solid var(--dark-line);margin-top:64px;padding-top:28px;
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  font-family:var(--mono);font-size:var(--font-size-meta);letter-spacing:.1em;text-transform:uppercase;color:#A79C8F;
}
.final-related a{color:#DDD4C6;font-family:var(--sans);font-size:var(--font-size-label);font-weight:600;
  letter-spacing:0;text-transform:none;border-bottom:1.5px solid #4A4238;padding-bottom:2px;transition:color .15s,border-color .15s}
.final-related a:hover{color:#FF7A45;border-color:#FF7A45}

/* ---------- tool pages ---------- */
/* compact hero keeps the tool above the fold */
.tool-hero{padding:40px 0 36px;border-bottom:1px solid var(--border-soft)}
.tool-hero .eyebrow{margin-bottom:16px}
.tool-hero h1{
  font-weight:700;font-size:clamp(30px,3.8vw,44px);
  line-height:1.1;letter-spacing:-.03em;max-width:720px;margin-bottom:14px;
}
.tool-hero h1 .hl{
  color:var(--orange);
  background:linear-gradient(transparent 68%,var(--peach-deep) 68%);
  padding:0 .06em;
}
.tool-hero p.lead{font-size:var(--font-size-body);line-height:1.7;color:var(--text-2);max-width:620px}

/* tool panel: input → action → result, first thing under the hero */
.tool-panel{
  background:var(--cream);border:1px solid var(--border);border-radius:22px;
  box-shadow:none;
  overflow:hidden;margin:48px 0 0;
}
.tool-panel-bar{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 22px;border-bottom:1px solid var(--border-soft);background:var(--cream-2);
}
.tool-panel-bar .brandmini{display:flex;align-items:center;gap:8px;font-size:var(--font-size-label);font-weight:600}
.tool-panel-bar .brandmini i{width:10px;height:10px;border-radius:50%;background:var(--orange)}
.tool-panel-bar .ex{
  font-family:var(--mono);font-size:var(--font-size-meta);font-weight:500;letter-spacing:.1em;text-transform:uppercase;
  background:var(--peach);color:var(--orange-deep);border-radius:6px;padding:3px 9px;
}
.tool-controls{
  display:flex;gap:12px;align-items:stretch;flex-wrap:wrap;
  padding:22px 22px 0;
}
.tool-controls .grow{flex:1;min-width:220px}
.tool-field label,.tool-select label{
  display:block;font-family:var(--mono);font-size:var(--font-size-meta);font-weight:500;
  letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);margin-bottom:8px;
}
.tool-field .box,.tool-select .box{
  background:#fff;border:1px solid var(--border);border-radius:12px;
  padding:12px 14px;font-size:var(--font-size-label);color:var(--text-3);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.tool-field .box b,.tool-select .box b{color:var(--text);font-weight:500}
.tool-select .box b{font-variant-numeric:tabular-nums}
.tool-select .chev{flex:none;width:9px;height:9px;border-right:1.5px solid var(--text-3);border-bottom:1.5px solid var(--text-3);transform:rotate(45deg) translateY(-2px)}
.tool-go{
  align-self:flex-end;
  background:var(--orange);color:#FFF7F0;font-size:var(--font-size-body);font-weight:600;
  padding:12px 30px;border-radius:12px;border:none;transition:background .15s;
}
.tool-go:hover{background:var(--orange-hover)}
.tool-note{
  padding:14px 22px 0;font-size:var(--font-size-label);color:var(--text-3);line-height:1.6;
}
.tool-note b{color:var(--text-2);font-weight:600}

/* result area */
.tool-result{padding:22px;border-top:1px solid var(--border-soft);margin-top:22px;background:var(--cream)}
.result-stats{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.stat-chip{
  border:1px solid var(--border);border-radius:12px;padding:10px 16px;background:#fff;
  display:flex;align-items:baseline;gap:8px;
}
.stat-chip .v{font-size:var(--font-size-card);font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat-chip .k{font-size:var(--font-size-label);color:var(--text-2)}
.stat-chip.hot{border-color:var(--peach-deep);background:var(--peach)}
.stat-chip.hot .v{color:var(--orange-deep)}
.result-tabs{display:inline-flex;background:var(--cream-2);border:1px solid var(--border-soft);border-radius:12px;padding:3px;margin-bottom:16px}
.result-tabs button{
  font-size:var(--font-size-label);font-weight:500;color:var(--text-2);background:none;border:none;
  padding:7px 16px;border-radius:9px;
}
.result-tabs button.on{background:#fff;color:var(--text);font-weight:600;box-shadow:0 1px 4px rgba(27,25,22,.08)}
.result-table{width:100%;border-collapse:collapse;font-size:var(--font-size-label);margin-bottom:18px}
.result-table th{
  font-family:var(--mono);font-size:var(--font-size-meta);font-weight:500;letter-spacing:.1em;text-transform:uppercase;
  color:var(--text-3);text-align:left;padding:8px 10px;border-bottom:1px solid var(--border);white-space:nowrap;
}
.result-table td{padding:10px;border-bottom:1px solid var(--border-soft);white-space:nowrap}
.result-table td.muted{color:var(--text-2)}
.result-table .uname{font-weight:600}
.result-table .num{font-family:var(--mono);font-size:var(--font-size-meta);color:var(--text-3)}
.avatar{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:50%;
  font-size:var(--font-size-meta);font-weight:600;color:var(--orange-deep);background:var(--peach);
}
.avatar.v2{background:#F3EDE3;color:#7A6A4F}
.avatar.v3{background:#EFE9F3;color:#6E5A80}
.chip{font-size:var(--font-size-meta);font-weight:600;padding:3px 10px;border-radius:999px}
.chip.yes{background:var(--peach);color:var(--orange-deep)}
.chip.no{color:var(--text-3)}
.dl-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.fmt{
  font-family:var(--mono);font-size:var(--font-size-meta);font-weight:500;letter-spacing:.06em;
  border:1px solid var(--border);border-radius:999px;padding:7px 15px;
  color:var(--text-2);background:none;transition:all .15s;
}
.fmt:hover{border-color:var(--orange-hover);color:var(--orange-hover)}
.btn-dl{
  margin-left:auto;display:inline-flex;align-items:center;gap:8px;
  background:var(--orange);color:#FFF7F0;font-size:var(--font-size-label);font-weight:600;
  padding:10px 20px;border-radius:999px;border:none;transition:background .15s;
}
.btn-dl:hover{background:var(--orange-hover)}

/* tools index: large rows instead of cards */
.tool-list{border-top:1px solid var(--border)}
.tool-list .tool-item{
  display:grid;grid-template-columns:200px 1fr auto;gap:32px;align-items:center;
  padding:30px 0;border-bottom:1px solid var(--border);
  transition:color .15s ease;
}
.tool-list .tool-item:hover{color:var(--orange-hover)}
.tool-item .t-tag{
  font-family:var(--mono);font-size:var(--font-size-meta);font-weight:500;letter-spacing:.12em;
  text-transform:uppercase;color:var(--text-3);
}
.tool-item h2{font-size:var(--font-size-card);font-weight:600;letter-spacing:-.015em;margin-bottom:6px}
.tool-item p{font-size:var(--font-size-body);color:var(--text-2);line-height:1.65;max-width:560px}
.tool-item .text-link{white-space:nowrap}

/* two-input compare layout */
.compare-inputs{display:grid;grid-template-columns:1fr auto 1fr;gap:14px;align-items:end}
.compare-vs{
  align-self:center;font-family:var(--mono);font-size:var(--font-size-meta);font-weight:700;
  letter-spacing:.1em;color:var(--text-3);border:1px solid var(--border);
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:#fff;margin-bottom:4px;
}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .topic-grid{grid-template-columns:1fr;gap:32px}
  .tool-cards{grid-template-columns:1fr}
  .final-inner{flex-direction:column;align-items:flex-start}
  .section{padding:68px 0}
  .page-hero{padding:36px 0 68px}
  .tool-list .tool-item{grid-template-columns:1fr;gap:10px}
  .compare-inputs{grid-template-columns:1fr}
  .compare-vs{margin:0 auto}
  .tool-result{padding:16px;overflow-x:auto}
  .result-table{min-width:640px}
}