/* =========================================================
   ChatGPT → X 自動投稿システム / 提案デモ
   共通スタイル
   ========================================================= */

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
a{color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul{padding:0;list-style:none}

:root{
  --bg:#f6f8fa;
  --surface:#ffffff;
  --surface-2:#f2f5f8;
  --ink:#0f1419;
  --ink-2:#4a5b6b;
  --ink-3:#7a8b99;
  --line:#e3e9ee;
  --line-2:#eef2f5;
  --brand:#1d9bf0;
  --brand-ink:#1878c4;
  --brand-wash:#e8f5fe;
  --accent:#10a37f;
  --accent-ink:#0c8163;
  --accent-wash:#e6f6f1;
  --warn:#e8890c;
  --warn-wash:#fdf1e1;
  --danger:#f4212e;
  --danger-wash:#fdeaeb;
  --ok:#00a15c;
  --radius:16px;
  --radius-sm:11px;
  --radius-xs:8px;
  --shadow-sm:0 1px 2px rgba(15,20,25,.05),0 2px 6px rgba(15,20,25,.06);
  --shadow-md:0 6px 18px rgba(15,20,25,.08),0 18px 44px rgba(15,20,25,.07);
  --sidebar:#0f1419;
  --sidebar-2:#1b242d;
  --sidebar-ink:#e7e9ea;
  --sidebar-muted:#8b98a5;
  --maxw:1180px;
  --font:"Inter","Noto Sans JP",system-ui,-apple-system,"Segoe UI",Roboto,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
}

body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
}

/* ---------- generic helpers ---------- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.muted{color:var(--ink-2)}
.tiny{font-size:12.5px}
.small{font-size:13.5px}
.center{text-align:center}
.nowrap{white-space:nowrap}
.mt0{margin-top:0}.mt1{margin-top:8px}.mt2{margin-top:16px}.mt3{margin-top:24px}.mt4{margin-top:36px}
.mb1{margin-bottom:8px}.mb2{margin-bottom:16px}.mb3{margin-bottom:24px}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.row{display:flex;gap:12px;align-items:center}
.row-wrap{flex-wrap:wrap}
.between{justify-content:space-between}
.spacer{flex:1}

/* ---------- buttons ---------- */
.btn{
  --bg:var(--surface);--fg:var(--ink);--bd:var(--line);
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:10px 18px;border-radius:999px;border:1px solid var(--bd);
  background:var(--bg);color:var(--fg);font-weight:600;font-size:14px;
  cursor:pointer;text-decoration:none;transition:transform .06s ease,box-shadow .15s ease,filter .15s ease;
  white-space:nowrap;
}
.btn:hover{filter:brightness(.97)}
.btn:active{transform:translateY(1px)}
.btn--primary{--bg:var(--brand);--fg:#fff;--bd:transparent;box-shadow:0 6px 16px rgba(29,155,240,.28)}
.btn--accent{--bg:var(--accent);--fg:#fff;--bd:transparent;box-shadow:0 6px 16px rgba(16,163,127,.26)}
.btn--dark{--bg:var(--ink);--fg:#fff;--bd:transparent}
.btn--ghost{--bg:transparent}
.btn--danger{--bg:transparent;--fg:var(--danger);--bd:var(--danger-wash)}
.btn--sm{padding:7px 13px;font-size:13px}
.btn--block{display:flex;width:100%}
.btn--icon{padding:9px;border-radius:10px}

/* ---------- badges / pills ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;
  background:var(--surface-2);color:var(--ink-2);border:1px solid var(--line);
}
.badge--brand{background:var(--brand-wash);color:var(--brand-ink);border-color:transparent}
.badge--accent{background:var(--accent-wash);color:var(--accent-ink);border-color:transparent}
.badge--warn{background:var(--warn-wash);color:var(--warn);border-color:transparent}
.badge--danger{background:var(--danger-wash);color:var(--danger);border-color:transparent}
.badge--ok{background:#e5f7ee;color:var(--ok);border-color:transparent}
.badge svg{width:12px;height:12px;flex:none}
.btn svg{width:15px;height:15px;flex:none}
.dot{width:7px;height:7px;border-radius:50%;background:currentColor;display:inline-block}
.dot--pulse{box-shadow:0 0 0 0 rgba(0,161,92,.5);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(0,161,92,0)}100%{box-shadow:0 0 0 0 rgba(0,161,92,0)}}

/* ---------- cards ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.card__head{padding:18px 20px;border-bottom:1px solid var(--line-2);display:flex;align-items:center;justify-content:space-between;gap:12px}
.card__head h3{font-size:15.5px;font-weight:700}
.card__body{padding:20px}
.card__foot{padding:14px 20px;border-top:1px solid var(--line-2);background:var(--surface-2);border-radius:0 0 var(--radius) var(--radius)}

/* ---------- stat card ---------- */
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
.stat__label{font-size:12.5px;color:var(--ink-2);font-weight:600;display:flex;align-items:center;gap:7px}
.stat__value{font-size:28px;font-weight:800;letter-spacing:-.02em;margin-top:6px;font-family:"Inter",var(--font)}
.stat__value small{font-size:14px;font-weight:600;color:var(--ink-3)}
.stat__delta{font-size:12px;font-weight:700;margin-top:2px}
.stat__delta--up{color:var(--ok)}
.stat__delta--down{color:var(--danger)}
.stat__spark{position:absolute;right:14px;bottom:10px;opacity:.9}

/* ---------- tables ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
table.table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:640px}
.table th{text-align:left;padding:12px 16px;background:var(--surface-2);color:var(--ink-2);font-weight:700;font-size:12px;border-bottom:1px solid var(--line);position:sticky;top:0}
.table td{padding:12px 16px;border-bottom:1px solid var(--line-2);vertical-align:middle}
.table tr:last-child td{border-bottom:0}
.table tbody tr:hover,.table tbody tr:hover{background:var(--surface-2)}
.table .num{font-variant-numeric:tabular-nums;text-align:right;font-family:"Inter",var(--font)}

/* ---------- forms ---------- */
.field{margin-bottom:16px}
.field > label{display:block;font-weight:700;font-size:13px;margin-bottom:6px}
.field .hint{font-size:12px;color:var(--ink-3);margin-top:5px}
.input,.select,.textarea{
  width:100%;padding:10px 13px;border:1px solid var(--line);border-radius:var(--radius-xs);
  background:var(--surface);transition:border-color .15s,box-shadow .15s;
}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-wash)}
.textarea{resize:vertical;min-height:88px;line-height:1.7}
.select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%237a8b99' d='M6 8 0 0h12z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 13px center;padding-right:34px}

/* toggle switch */
.switch{position:relative;display:inline-flex;align-items:center;width:44px;height:25px;flex:none}
.switch input{position:absolute;opacity:0;width:100%;height:100%;margin:0;cursor:pointer}
.switch i{position:absolute;inset:0;background:#cdd8e0;border-radius:999px;transition:background .18s}
.switch i::after{content:"";position:absolute;top:3px;left:3px;width:19px;height:19px;background:#fff;border-radius:50%;transition:transform .18s;box-shadow:0 1px 3px rgba(0,0,0,.25)}
.switch input:checked + i{background:var(--accent)}
.switch input:checked + i::after{transform:translateX(19px)}

/* ---------- tabs ---------- */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);overflow-x:auto}
.tabs button{
  border:0;background:none;padding:11px 15px;font-weight:700;font-size:13.5px;color:var(--ink-3);
  cursor:pointer;border-bottom:2px solid transparent;white-space:nowrap
}
.tabs button.is-active{color:var(--brand);border-bottom-color:var(--brand)}

/* =========================================================
   APP SHELL (管理画面)
   ========================================================= */
body.app{background:var(--bg)}
.shell{display:flex;min-height:100vh}

.sidebar{
  width:250px;flex:none;background:var(--sidebar);color:var(--sidebar-ink);
  position:fixed;inset:0 auto 0 0;z-index:40;display:flex;flex-direction:column;
  transition:transform .22s ease;
}
.sidebar__brand{display:flex;align-items:center;gap:11px;padding:20px 20px 16px}
.sidebar__brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--accent));display:grid;place-items:center;flex:none}
.sidebar__brand b{font-size:14.5px;font-weight:800;line-height:1.25}
.sidebar__brand span{display:block;font-size:11px;color:var(--sidebar-muted);font-weight:600}
.sidebar__nav{padding:8px 12px;overflow-y:auto;flex:1}
.sidebar__nav a{
  display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px;
  color:var(--sidebar-muted);text-decoration:none;font-weight:600;font-size:13.5px;margin-bottom:2px;
}
.sidebar__nav a svg{width:18px;height:18px;flex:none}
.sidebar__nav a:hover{background:var(--sidebar-2);color:var(--sidebar-ink)}
.sidebar__nav a.is-active{background:var(--sidebar-2);color:#fff}
.sidebar__nav a.is-active svg{color:var(--brand)}
.sidebar__sep{height:1px;background:#2a343d;margin:10px 12px}
.sidebar__foot{padding:14px 18px;border-top:1px solid #2a343d;font-size:11px;color:var(--sidebar-muted)}

.shell__main{flex:1;margin-left:250px;min-width:0;display:flex;flex-direction:column}
.topbar{
  height:62px;background:rgba(255,255,255,.85);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30;
  display:flex;align-items:center;gap:14px;padding:0 24px;
}
.topbar h1{font-size:16px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.topbar .navToggle{display:none;flex:none;border:1px solid var(--line);background:var(--surface);border-radius:9px;padding:7px;cursor:pointer}
.topbar .navToggle svg{width:18px;height:18px;display:block}
.env-chip{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:var(--ink-2);background:var(--surface-2);border:1px solid var(--line);padding:5px 11px;border-radius:999px;white-space:nowrap;flex:none}
.acct-chip{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;background:var(--accent-wash);color:var(--accent-ink);padding:5px 12px;border-radius:999px;white-space:nowrap;flex:none}

.page{max-width:1080px;width:100%;margin:0 auto;padding:26px 24px 60px}
.page__intro{margin-bottom:22px}
.page__intro h2{font-size:19px;font-weight:800}
.page__intro p{color:var(--ink-2);font-size:13.5px;margin-top:4px;max-width:70ch}

.section-title{font-size:14px;font-weight:800;margin:26px 0 12px;display:flex;align-items:center;gap:8px}
.section-title::before{content:"";width:4px;height:15px;background:var(--brand);border-radius:2px}

.backdrop{position:fixed;inset:0;background:rgba(15,20,25,.4);z-index:39;display:none}
.backdrop.is-open{display:block}

/* =========================================================
   X POST CARD (投稿プレビュー)
   ========================================================= */
.xpost{display:flex;gap:12px;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}
.xpost + .xpost{margin-top:12px}
.xpost__avatar{width:44px;height:44px;border-radius:50%;flex:none;overflow:hidden}
.xpost__main{min-width:0;flex:1}
.xpost__head{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:14px}
.xpost__name{font-weight:800}
.xpost__handle{color:var(--ink-3);font-weight:500}
.xpost__badge{margin-left:auto}
.xpost__body{font-size:14.5px;line-height:1.75;margin-top:3px;white-space:pre-wrap;word-break:break-word}
.xpost__body .tag{color:var(--brand)}
.xpost__media{margin-top:11px;border:1px solid var(--line);border-radius:14px;overflow:hidden;aspect-ratio:16/9;background:var(--surface-2)}
.xpost__media svg{width:100%;height:100%;display:block}
.xpost__actions{display:flex;gap:22px;margin-top:12px;color:var(--ink-3);font-size:12.5px;font-weight:600}
.xpost__actions span{display:inline-flex;align-items:center;gap:6px}
.xpost__actions svg{width:15px;height:15px}
.xpost--compact{padding:12px}
.xpost--compact .xpost__avatar{width:36px;height:36px}
.xpost--draft{border-style:dashed;border-color:#c9d6de;background:#fcfdfe}

/* =========================================================
   CHAT MOCKUP (ChatGPT連携)
   ========================================================= */
.chat{display:flex;flex-direction:column;height:520px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface)}
.chat__head{padding:12px 16px;border-bottom:1px solid var(--line-2);display:flex;align-items:center;gap:10px;font-weight:700;font-size:13.5px}
.chat__head .gpt{width:26px;height:26px;border-radius:7px;background:var(--accent);display:grid;place-items:center;flex:none}
.chat__log{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:14px;background:var(--surface-2)}
.chat__msg{display:flex;gap:10px;max-width:88%}
.chat__msg .ava{width:28px;height:28px;border-radius:7px;flex:none;display:grid;place-items:center;font-size:11px;font-weight:800;color:#fff}
.chat__msg .bubble{padding:11px 14px;border-radius:14px;font-size:13.5px;line-height:1.7;box-shadow:var(--shadow-sm)}
.chat__msg--user{align-self:flex-end;flex-direction:row-reverse}
.chat__msg--user .ava{background:var(--brand)}
.chat__msg--user .bubble{background:var(--brand);color:#fff;border-bottom-right-radius:4px}
.chat__msg--bot .ava{background:var(--accent)}
.chat__msg--bot .bubble{background:var(--surface);border-bottom-left-radius:4px}
.chat__msg--bot .bubble .mini{margin-top:9px;border-top:1px dashed var(--line);padding-top:9px}
.chat__quick{display:flex;gap:8px;flex-wrap:wrap;padding:10px 14px;border-top:1px solid var(--line-2)}
.chat__quick button{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 12px;font-size:12px;font-weight:600;cursor:pointer;color:var(--ink-2)}
.chat__quick button:hover{border-color:var(--brand);color:var(--brand)}
.chat__form{display:flex;gap:8px;padding:12px 14px;border-top:1px solid var(--line-2)}
.chat__form input{flex:1;border:1px solid var(--line);border-radius:999px;padding:10px 16px}
.chat__form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-wash)}

/* =========================================================
   TIMELINE / STEPS
   ========================================================= */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:4px;bottom:4px;width:2px;background:var(--line)}
.timeline li{position:relative;padding:0 0 20px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-23px;top:4px;width:12px;height:12px;border-radius:50%;background:#fff;border:2px solid var(--brand)}
.timeline li.done::before{background:var(--brand)}
.timeline li b{font-size:13.5px}
.timeline li .t{font-size:12px;color:var(--ink-3);font-weight:700}
.timeline li p{font-size:13px;color:var(--ink-2);margin-top:2px}

.steps{display:grid;gap:14px;counter-reset:s;list-style:none;padding:0;margin:0}
.steps li{position:relative;padding-left:42px;min-height:28px}
.steps li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;width:28px;height:28px;border-radius:50%;background:var(--ink);color:#fff;font-weight:800;font-size:13px;display:grid;place-items:center}
.steps li b{display:block;font-size:14px}
.steps li p{font-size:13px;color:var(--ink-2);margin-top:2px}

/* schedule grid */
.sched{display:grid;grid-template-columns:64px repeat(7,1fr);gap:6px}
.sched .h{font-size:11.5px;font-weight:800;color:var(--ink-3);text-align:center;padding:6px 0}
.sched .rowlab{font-size:11.5px;font-weight:800;color:var(--ink-3);display:flex;align-items:center;justify-content:flex-end;padding-right:8px}
.sched .cell{aspect-ratio:1/.62;border:1px solid var(--line);border-radius:8px;background:var(--surface);cursor:pointer;display:grid;place-items:center;transition:.12s}
.sched .cell:hover{border-color:var(--brand)}
.sched .cell.on{background:var(--brand);border-color:var(--brand);color:#fff}
.sched .cell.on::after{content:"✓";font-size:12px;font-weight:800}

/* preset cards */
.presets{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.preset{border:1px solid var(--line);border-radius:12px;padding:13px 14px;cursor:pointer;background:var(--surface);transition:.12s}
.preset:hover{border-color:var(--brand)}
.preset.is-active{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-wash)}
.preset b{font-size:13.5px;display:flex;align-items:center;gap:7px}
.preset p{font-size:12px;color:var(--ink-2);margin-top:5px;line-height:1.6}

/* chips list (themes) */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);font-size:12.5px;font-weight:600}
.chip button{border:0;background:none;cursor:pointer;color:var(--ink-3);font-size:14px;line-height:1;padding:0}
.chip button:hover{color:var(--danger)}

/* key/value list */
.kv{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;font-size:13.5px}
.kv dt{color:var(--ink-2);font-weight:600}
.kv dd{margin:0;font-weight:600;text-align:right;font-variant-numeric:tabular-nums}

/* mono */
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;font-size:12.5px;background:var(--surface-2);border:1px solid var(--line);border-radius:6px;padding:2px 7px}

/* activity list */
.activity li{display:flex;gap:11px;padding:11px 0;border-bottom:1px solid var(--line-2);font-size:13px}
.activity li:last-child{border-bottom:0}
.activity .ico{width:26px;height:26px;border-radius:8px;flex:none;display:grid;place-items:center}
.activity .ico svg{width:14px;height:14px}
.activity time{margin-left:auto;color:var(--ink-3);font-size:11.5px;font-weight:700;white-space:nowrap}

/* week calendar */
.wkcal{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}
.wkcal .day{border:1px solid var(--line);border-radius:12px;padding:10px;min-height:118px;background:var(--surface)}
.wkcal .day h5{font-size:11.5px;font-weight:800;color:var(--ink-3);display:flex;justify-content:space-between}
.wkcal .day.today{border-color:var(--brand);background:var(--brand-wash)}
.wkcal .ev{margin-top:7px;font-size:11px;font-weight:700;background:#fff;border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:6px;padding:5px 7px;line-height:1.4}
.wkcal .ev.posted{border-left-color:var(--ink-3);color:var(--ink-3)}
.wkcal .ev.pending{border-left-color:var(--warn)}

/* =========================================================
   LANDING PAGE
   ========================================================= */
.site-header{position:absolute;top:0;left:0;right:0;z-index:10}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:#fff}
.brand .logo{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--accent));display:grid;place-items:center;flex:none}
.brand b{font-size:15px;font-weight:800;line-height:1.2}
.brand span{display:block;font-size:11px;opacity:.7;font-weight:600}
.site-header .nav{display:flex;gap:26px;align-items:center}
.site-header .nav a{color:rgba(255,255,255,.82);text-decoration:none;font-size:13.5px;font-weight:600}
.site-header .nav a:hover{color:#fff}

.hero{background:radial-gradient(1200px 600px at 78% -10%,rgba(29,155,240,.28),transparent 60%),radial-gradient(900px 500px at 10% 10%,rgba(16,163,127,.22),transparent 55%),var(--sidebar);color:#fff;padding:130px 0 84px;position:relative;overflow:hidden}
.hero .container{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.hero h1{font-size:38px;line-height:1.3;font-weight:800;letter-spacing:-.01em}
.hero h1 .hl{background:linear-gradient(120deg,#7cc8ff,#5fe0c0);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:15.5px;color:rgba(255,255,255,.82);margin-top:18px;max-width:52ch}
.hero .cta{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.hero .req-quote{margin-top:26px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:14px 16px;font-size:12.5px;color:rgba(255,255,255,.8)}
.hero .req-quote b{color:#fff}
.hero__art{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:20px;box-shadow:var(--shadow-md)}

.stripe{background:var(--surface);border-bottom:1px solid var(--line)}
.stripe .container{display:flex;gap:38px;flex-wrap:wrap;justify-content:center;padding:20px 24px}
.stripe .item{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:700;color:var(--ink-2)}
.stripe .item svg{width:18px;height:18px;color:var(--accent)}

section.block{padding:72px 0}
section.block.alt{background:var(--surface)}
.block__head{max-width:640px;margin:0 auto 42px;text-align:center}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--brand);text-transform:uppercase}
.block__head h2{font-size:27px;font-weight:800;margin-top:8px;letter-spacing:-.01em}
.block__head p{color:var(--ink-2);margin-top:12px;font-size:14.5px}

.feature{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm)}
section.block.alt .feature{background:var(--bg)}
.feature .ic{width:42px;height:42px;border-radius:12px;background:var(--brand-wash);display:grid;place-items:center;color:var(--brand-ink);margin-bottom:13px}
.feature .ic svg{width:21px;height:21px}
.feature h3{font-size:15.5px;font-weight:800}
.feature p{font-size:13px;color:var(--ink-2);margin-top:7px}
.feature a.more{font-size:12.5px;font-weight:700;color:var(--brand);text-decoration:none;display:inline-flex;gap:5px;margin-top:11px}

/* requirement checklist */
.reqmap{display:grid;gap:12px}
.reqmap li{display:flex;gap:14px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 18px;box-shadow:var(--shadow-sm)}
section.block.alt .reqmap li{background:var(--bg)}
.reqmap .tick{width:26px;height:26px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;flex:none;font-weight:800;font-size:13px}
.reqmap b{font-size:14px}
.reqmap p{font-size:12.5px;color:var(--ink-2);margin-top:3px}
.reqmap a{font-size:12px;font-weight:700;color:var(--brand);text-decoration:none;white-space:nowrap;margin-left:auto;align-self:center}

/* flow */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.flow .node{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px;text-align:center;position:relative;box-shadow:var(--shadow-sm)}
section.block.alt .flow .node{background:var(--bg)}
.flow .node .n{font-size:11px;font-weight:800;color:var(--brand)}
.flow .node .fic{width:44px;height:44px;margin:8px auto 10px;border-radius:12px;background:var(--surface-2);display:grid;place-items:center}
.flow .node .fic svg{width:22px;height:22px;color:var(--ink)}
.flow .node b{font-size:13.5px}
.flow .node p{font-size:11.5px;color:var(--ink-2);margin-top:4px}
.flow .node:not(:last-child)::after{content:"→";position:absolute;right:-12px;top:50%;transform:translateY(-50%);color:var(--ink-3);font-weight:800;z-index:1}

/* before/after */
.ba{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.ba .col{border-radius:var(--radius);padding:22px;border:1px solid var(--line)}
.ba .col.before{background:var(--surface)}
.ba .col.after{background:linear-gradient(180deg,var(--accent-wash),var(--surface));border-color:transparent}
.ba h4{font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}
.ba .col.after h4{color:var(--accent-ink)}
.ba ul{margin-top:12px;display:grid;gap:9px}
.ba li{display:flex;gap:9px;font-size:13px}
.ba li svg{width:16px;height:16px;flex:none;margin-top:3px}

/* cases */
.case{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column}
section.block.alt .case{background:var(--bg)}
.case__thumb{aspect-ratio:16/10;background:var(--surface-2)}
.case__thumb svg{width:100%;height:100%;display:block}
.case__b{padding:18px}
.case__b .tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:9px}
.case__b h3{font-size:15px;font-weight:800}
.case__b p{font-size:12.5px;color:var(--ink-2);margin-top:7px}
.case__metrics{display:flex;gap:18px;margin-top:13px;padding-top:13px;border-top:1px solid var(--line-2)}
.case__metrics div b{font-size:17px;font-weight:800;display:block;font-family:"Inter",var(--font)}
.case__metrics div span{font-size:11px;color:var(--ink-3);font-weight:700}

/* faq */
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}
section.block.alt .faq details{background:var(--bg)}
.faq summary{padding:16px 18px;font-weight:700;font-size:14px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:19px;color:var(--ink-3);font-weight:400;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details > div{padding:0 18px 16px;font-size:13px;color:var(--ink-2);line-height:1.8}

/* cost table */
.costtable{width:100%;border-collapse:collapse;font-size:13.5px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.costtable th,.costtable td{padding:13px 16px;border-bottom:1px solid var(--line-2);text-align:left}
.costtable th{background:var(--surface-2);font-size:12px;color:var(--ink-2)}
.costtable td:last-child,.costtable th:last-child{text-align:right;font-variant-numeric:tabular-nums}
.costtable tr:last-child td{border-bottom:0;font-weight:800}

/* CTA */
.cta-band{background:var(--sidebar);color:#fff;border-radius:22px;padding:44px;text-align:center;background-image:radial-gradient(600px 300px at 80% 0,rgba(29,155,240,.3),transparent 60%)}
.cta-band h2{font-size:24px;font-weight:800}
.cta-band p{color:rgba(255,255,255,.8);margin-top:10px;font-size:14px}
.cta-band .cta{display:flex;gap:12px;justify-content:center;margin-top:24px;flex-wrap:wrap}

.site-footer{background:var(--sidebar);color:var(--sidebar-muted);padding:34px 0;font-size:12px}
.site-footer .container{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}

.demo-note{background:var(--warn-wash);border:1px solid #f0d9b8;color:#8a5a12;border-radius:12px;padding:12px 16px;font-size:12.5px;font-weight:600;display:flex;gap:9px;align-items:flex-start}
.demo-note svg{width:16px;height:16px;flex:none;margin-top:2px}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:1080px){
  .hero .container{grid-template-columns:1fr;gap:30px}
  .hero{padding:110px 0 64px}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow .node:nth-child(2)::after{display:none}
}
@media (max-width:860px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .ba{grid-template-columns:1fr}
  .site-header .nav{display:none}
  .sidebar{transform:translateX(-100%)}
  .sidebar.is-open{transform:none}
  .shell__main{margin-left:0}
  .topbar{padding:0 14px;gap:10px}
  .topbar h1{font-size:15px;flex:1}
  .topbar .navToggle{display:inline-flex}
  .topbar .spacer{display:none}
  .env-chip{display:none}
  .wkcal{grid-template-columns:repeat(3,1fr)}
  .cases-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  .hero h1{font-size:29px}
  .block__head h2{font-size:22px}
  .grid-4{grid-template-columns:1fr}
  .sched{grid-template-columns:48px repeat(7,1fr);gap:4px}
  .sched .h,.sched .rowlab{font-size:10px}
  .page{padding:20px 16px 50px}
  .cta-band{padding:30px 20px}
  .presets{grid-template-columns:1fr}
}