/* =========================================================
   SiriTools — design tokens
   ========================================================= */
:root{
  --bg: #0a0d12;
  --bg-elev: #0e1219;
  --panel: #131826;
  --panel-2: #171d2d;
  --border: #232a3a;
  --border-soft: #1a2030;
  --text: #eceff4;
  --text-dim: #97a1b5;
  --text-faint: #616b81;
  --accent: #5eebb0;
  --accent-dim: #2f5c4c;
  --accent-2: #7c8cff;
  --accent-2-dim: #33396e;
  --warn: #ff9466;
  --danger: #ff6b6b;
  --radius: 14px;
  --radius-sm: 9px;
  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --shadow-lift: 0 20px 50px -20px rgba(0,0,0,.6);
  --container: 1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(124,140,255,.10), transparent 60%),
    radial-gradient(1000px 500px at 90% 0%, rgba(94,235,176,.08), transparent 55%),
    var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{ font-family:var(--font-display); font-weight:600; margin:0 0 .5em; letter-spacing:-.01em; }
p{ margin:0 0 1em; color:var(--text-dim); }
a{ color:inherit; }
.container{ max-width:var(--container); margin:0 auto; padding:0 24px; }
::selection{ background:var(--accent-dim); color:#fff; }
:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; border-radius:4px; }

button{ font-family:inherit; cursor:pointer; }
input,select,textarea{ font-family:inherit; }

/* ---------- utility tags / mono badges (signature motif) ---------- */
.tag{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.02em;
  padding:3px 8px;
  border-radius:6px;
  border:1px solid var(--border);
  background:var(--panel-2);
  color:var(--text-dim);
  display:inline-flex;
  align-items:center;
  gap:4px;
  white-space:nowrap;
}
.tag.accent{ color:var(--accent); border-color:var(--accent-dim); background:rgba(94,235,176,.08); }
.tag.violet{ color:var(--accent-2); border-color:var(--accent-2-dim); background:rgba(124,140,255,.08); }

/* ---------- buttons ---------- */
.btn{
  font-family:var(--font-display);
  font-weight:600;
  font-size:14px;
  padding:12px 20px;
  border-radius:10px;
  border:1px solid var(--border);
  background:var(--panel-2);
  color:var(--text);
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:transform .15s ease, border-color .15s ease, background .15s ease;
}
.btn:hover{ border-color:#333d52; transform:translateY(-1px); }
.btn:active{ transform:translateY(0); }
.btn:disabled{ opacity:.45; cursor:not-allowed; transform:none; }
.btn-primary{
  background:linear-gradient(180deg, var(--accent), #45cf9a);
  color:#062018;
  border:none;
}
.btn-primary:hover{ filter:brightness(1.06); border-color:transparent; }
.btn-ghost{ background:transparent; }
.btn-sm{ padding:8px 12px; font-size:13px; border-radius:8px; }
.btn-danger{ color:var(--danger); }

/* =========================================================
   NAV
   ========================================================= */
.nav{
  position:sticky; top:0; z-index:50;
  backdrop-filter:blur(14px) saturate(140%);
  background:rgba(10,13,18,.72);
  border-bottom:1px solid var(--border-soft);
}
.nav-inner{ display:flex; align-items:center; justify-content:space-between; height:68px; }
.logo{ display:flex; align-items:center; gap:2px; font-family:var(--font-display); font-weight:700; font-size:19px; text-decoration:none; }
.logo .dot{ color:var(--accent); }
.nav-links{ display:flex; gap:28px; align-items:center; }
.nav-links a{ font-size:14px; color:var(--text-dim); text-decoration:none; transition:color .15s; }
.nav-links a:hover{ color:var(--text); }
.nav-cta{ display:flex; align-items:center; gap:14px; }
.nav-toggle{ display:none; background:none; border:none; color:var(--text); font-size:22px; }

@media (max-width:860px){
  .nav-links{
    position:fixed; inset:68px 0 auto 0; flex-direction:column; align-items:flex-start;
    background:var(--bg-elev); border-bottom:1px solid var(--border-soft);
    padding:18px 24px 26px; gap:16px; transform:translateY(-8px); opacity:0; pointer-events:none;
    transition:opacity .18s ease, transform .18s ease;
  }
  .nav-links.open{ opacity:1; pointer-events:auto; transform:translateY(0); }
  .nav-toggle{ display:block; }
}

/* =========================================================
   HERO
   ========================================================= */
.hero{ padding:76px 0 40px; position:relative; overflow:hidden; }
.hero-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center; }
.eyebrow{
  font-family:var(--font-mono); font-size:12.5px; color:var(--accent);
  display:inline-flex; align-items:center; gap:8px; margin-bottom:18px;
}
.eyebrow::before{ content:""; width:7px; height:7px; border-radius:50%; background:var(--accent); box-shadow:0 0 10px var(--accent); }
.hero h1{ font-size:clamp(34px,4.6vw,54px); line-height:1.06; max-width:640px; }
.hero h1 .grad{
  background:linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero p.lead{ font-size:17px; max-width:520px; margin-bottom:28px; }
.hero-actions{ display:flex; gap:14px; margin-bottom:34px; flex-wrap:wrap; }
.trust-strip{ display:flex; gap:22px; flex-wrap:wrap; }
.trust-item{ display:flex; align-items:center; gap:8px; font-size:13px; color:var(--text-dim); }
.trust-item svg{ flex:none; }

/* live drop demo card */
.hero-demo{
  background:var(--panel); border:1px solid var(--border); border-radius:20px;
  padding:22px; box-shadow:var(--shadow-lift); position:relative;
}
.hero-demo-top{ display:flex; justify-content:space-between; align-items:center; margin-bottom:14px; }
.hero-demo-top .dots{ display:flex; gap:6px; }
.hero-demo-top .dots span{ width:9px; height:9px; border-radius:50%; background:var(--border); }
.hero-route{ margin-top:16px; min-height:20px; font-size:13px; color:var(--accent); font-family:var(--font-mono); text-align:center; }

/* format pill flow — signature motif */
.pill-flow-track{ overflow:hidden; margin-top:16px; -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); }
.pill-flow{ display:flex; gap:26px; width:max-content; animation:flow 26s linear infinite; }
@keyframes flow{ from{ transform:translateX(0);} to{ transform:translateX(-50%);} }
.pf-item{ display:flex; align-items:center; gap:8px; font-family:var(--font-mono); font-size:12.5px; color:var(--text-faint); flex:none; }
.pf-item .a{ color:var(--text-dim); border:1px solid var(--border); padding:3px 8px; border-radius:6px; }
.pf-item .b{ color:var(--accent); border:1px solid var(--accent-dim); padding:3px 8px; border-radius:6px; background:rgba(94,235,176,.06); }
.pf-item .arrow{ color:var(--text-faint); }

@media (max-width:900px){ .hero-grid{ grid-template-columns:1fr; } .hero{ padding-top:44px; } }

/* =========================================================
   SECTION HEADERS / DASHBOARD
   ========================================================= */
.section{ padding:64px 0; }
.section-head{ display:flex; align-items:flex-end; justify-content:space-between; margin-bottom:28px; gap:20px; flex-wrap:wrap; }
.section-head h2{ font-size:26px; }
.section-head .cat-tag{ font-family:var(--font-mono); font-size:12px; color:var(--text-faint); }
.divider{ height:1px; background:linear-gradient(90deg,var(--border),transparent); margin:6px 0 0; }

.tool-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
@media (max-width:920px){ .tool-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:640px){ .tool-grid{ grid-template-columns:1fr; } }

.tool-card{
  display:block; text-decoration:none; color:inherit;
  background:var(--panel); border:1px solid var(--border); border-radius:16px;
  padding:22px; transition:transform .18s ease, border-color .18s ease, background .18s ease;
  position:relative; overflow:hidden;
}
.tool-card:hover{ transform:translateY(-3px); border-color:#2b3448; background:var(--panel-2); }
.tool-card .ic{
  width:42px; height:42px; border-radius:11px; display:flex; align-items:center; justify-content:center;
  background:var(--bg-elev); border:1px solid var(--border); font-size:19px; margin-bottom:16px;
}
.tool-card h3{ font-size:16.5px; margin-bottom:6px; }
.tool-card p{ font-size:13.5px; margin-bottom:14px; }
.tool-card .badges{ display:flex; gap:6px; flex-wrap:wrap; }

/* =========================================================
   TOOL WORKSPACE (shared shell)
   ========================================================= */
.tool-section{ scroll-margin-top:88px; padding:70px 0; border-top:1px solid var(--border-soft); }
.tool-head{ display:flex; align-items:flex-start; gap:16px; margin-bottom:28px; }
.tool-head .ic-lg{
  width:50px; height:50px; border-radius:13px; display:flex; align-items:center; justify-content:center;
  background:var(--panel); border:1px solid var(--border); font-size:22px; flex:none;
}
.tool-head h2{ font-size:24px; margin-bottom:4px; }
.tool-head p{ font-size:14.5px; max-width:640px; margin:0; }

.tool-shell{
  display:grid; grid-template-columns:1fr 340px; gap:20px; align-items:start;
}
@media (max-width:900px){ .tool-shell{ grid-template-columns:1fr; } }

.panel{ background:var(--panel); border:1px solid var(--border); border-radius:16px; padding:22px; }
.panel h4{ font-size:13px; text-transform:uppercase; letter-spacing:.06em; color:var(--text-faint); margin-bottom:14px; }

.dz-lg{ border:1.5px dashed var(--border); border-radius:14px; padding:38px 20px; text-align:center; background:var(--bg-elev); transition:border-color .18s, background .18s; cursor:pointer; }
.dz-lg.drag{ border-color:var(--accent); background:rgba(94,235,176,.06); }
.dz-lg .dz-icon{ font-size:30px; display:block; margin-bottom:10px; }
.dz-lg strong{ font-size:14.5px; }
.dz-lg span.hint{ display:block; font-size:12.5px; color:var(--text-faint); margin-top:6px; }
.dz-lg input[type=file]{ display:none; }

.file-list{ margin-top:16px; display:flex; flex-direction:column; gap:8px; }
.file-item{
  display:flex; align-items:center; gap:12px; padding:10px 12px; border:1px solid var(--border);
  border-radius:10px; background:var(--bg-elev); font-size:13px;
}
.file-item .fi-ic{ font-size:16px; flex:none; }
.file-item .fi-name{ flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; color:var(--text); }
.file-item .fi-size{ color:var(--text-faint); font-family:var(--font-mono); font-size:11.5px; flex:none; }
.file-item .fi-status{ font-family:var(--font-mono); font-size:11px; padding:2px 7px; border-radius:5px; flex:none; }
.file-item .fi-status.pending{ color:var(--text-faint); border:1px solid var(--border); }
.file-item .fi-status.working{ color:var(--accent-2); border:1px solid var(--accent-2-dim); }
.file-item .fi-status.done{ color:var(--accent); border:1px solid var(--accent-dim); }
.file-item .fi-status.error{ color:var(--danger); border:1px solid #4a2626; }
.file-item .fi-remove, .file-item .fi-download{ background:none; border:none; color:var(--text-faint); font-size:15px; flex:none; }
.file-item .fi-remove:hover{ color:var(--danger); }
.file-item .fi-download{ color:var(--accent); text-decoration:none; font-size:12.5px; font-family:var(--font-mono); }

.field{ margin-bottom:16px; }
.field:last-child{ margin-bottom:0; }
.field label{ display:block; font-size:12.5px; color:var(--text-dim); margin-bottom:7px; }
.field .row-inline{ display:flex; gap:10px; }
select, .input{
  width:100%; background:var(--bg-elev); border:1px solid var(--border); color:var(--text);
  padding:10px 12px; border-radius:9px; font-size:13.5px;
}
input[type=range]{ width:100%; accent-color:var(--accent); }
.range-value{ font-family:var(--font-mono); font-size:12px; color:var(--accent); }
.seg{ display:flex; background:var(--bg-elev); border:1px solid var(--border); border-radius:9px; padding:3px; gap:3px; }
.seg button{ flex:1; background:none; border:none; color:var(--text-dim); padding:8px 10px; font-size:12.5px; border-radius:7px; font-family:var(--font-mono); }
.seg button.active{ background:var(--panel-2); color:var(--accent); }
.checkbox-row{ display:flex; align-items:center; gap:8px; font-size:13px; color:var(--text-dim); }

.status-line{ margin-top:14px; font-size:12.5px; color:var(--text-faint); min-height:18px; }
.status-line.err{ color:var(--danger); }
.status-line.ok{ color:var(--accent); }
.actions-row{ display:flex; gap:10px; margin-top:16px; flex-wrap:wrap; }
.progress{ height:6px; border-radius:4px; background:var(--bg-elev); border:1px solid var(--border); overflow:hidden; margin-top:14px; display:none; }
.progress.show{ display:block; }
.progress > i{ display:block; height:100%; width:0%; background:linear-gradient(90deg,var(--accent-2),var(--accent)); transition:width .2s; }

.note{ font-size:12px; color:var(--text-faint); padding:12px 14px; border:1px solid var(--border-soft); border-radius:10px; background:var(--bg-elev); margin-top:16px; }
.note b{ color:var(--text-dim); }

/* page organizer thumbs */
.page-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(96px,1fr)); gap:10px; margin-top:16px; }
.page-thumb{ position:relative; border:1px solid var(--border); border-radius:9px; overflow:hidden; background:var(--bg-elev); }
.page-thumb img{ width:100%; display:block; transition:transform .2s; }
.page-thumb.marked img{ opacity:.25; }
.page-thumb .pn{ position:absolute; top:4px; left:6px; font-family:var(--font-mono); font-size:10px; background:rgba(0,0,0,.55); padding:1px 5px; border-radius:4px; }
.page-thumb .ctl{ position:absolute; bottom:4px; right:4px; display:flex; gap:4px; }
.page-thumb .ctl button{ background:rgba(10,13,18,.75); border:1px solid var(--border); color:var(--text); width:22px; height:22px; border-radius:5px; font-size:11px; }
.page-thumb .ctl button.del{ color:var(--danger); }

/* simple rich text editor */
.editor-toolbar{ display:flex; gap:4px; flex-wrap:wrap; margin-bottom:10px; border-bottom:1px solid var(--border); padding-bottom:10px; }
.editor-toolbar button{ background:var(--bg-elev); border:1px solid var(--border); color:var(--text-dim); width:32px; height:32px; border-radius:7px; font-size:13px; }
.editor-toolbar button:hover{ color:var(--text); border-color:#333d52; }
.editor-toolbar select{ width:auto; padding:6px 8px; font-size:12.5px; }
.editor-canvas{
  min-height:420px; max-height:640px; overflow:auto; background:#fff; color:#1c1e22;
  border-radius:10px; padding:34px 44px; font-family:Georgia,'Times New Roman',serif; font-size:15px; line-height:1.65;
}
.editor-canvas:focus{ outline:none; }
.editor-canvas h1,.editor-canvas h2,.editor-canvas h3{ font-family:var(--font-body); }

/* =========================================================
   ABOUT / FOOTER
   ========================================================= */
.about-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
@media (max-width:800px){ .about-grid{ grid-template-columns:1fr; } }
.about-card{ padding:22px; border:1px solid var(--border); border-radius:14px; background:var(--panel); }
.about-card .num{ font-family:var(--font-mono); color:var(--accent); font-size:12px; margin-bottom:10px; display:block; }

footer{ border-top:1px solid var(--border-soft); padding:44px 0 30px; margin-top:30px; }
.footer-inner{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:24px; }
.footer-cols{ display:flex; gap:60px; flex-wrap:wrap; }
.footer-col h5{ font-size:12px; text-transform:uppercase; letter-spacing:.06em; color:var(--text-faint); margin-bottom:12px; }
.footer-col a{ display:block; font-size:13.5px; color:var(--text-dim); text-decoration:none; margin-bottom:9px; }
.footer-col a:hover{ color:var(--text); }
.footer-bottom{ display:flex; justify-content:space-between; margin-top:36px; padding-top:20px; border-top:1px solid var(--border-soft); font-size:12.5px; color:var(--text-faint); flex-wrap:wrap; gap:10px; }

/* toast */
#toast-host{ position:fixed; bottom:22px; right:22px; display:flex; flex-direction:column; gap:10px; z-index:200; }
.toast{
  background:var(--panel-2); border:1px solid var(--border); color:var(--text); padding:12px 16px;
  border-radius:10px; font-size:13px; box-shadow:var(--shadow-lift); max-width:320px;
  animation:toastIn .18s ease;
}
.toast.err{ border-color:#4a2626; color:#ffb4b4; }
@keyframes toastIn{ from{ opacity:0; transform:translateY(6px);} to{ opacity:1; transform:translateY(0);} }

.hidden{ display:none !important; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .pill-flow{ animation:none; }
  *{ transition:none !important; animation-duration:.001s !important; }
}