/* ============================================================
   TOKENS
   ============================================================ */
:root{
  --paper:        #ECE7DA;
  --paper-raised: #F7F4EB;
  --ink-900:      #171C2B;
  --ink-700:      #333A4E;
  --ink-500:      #626A80;
  --line:         #D9D2BE;
  --stamp:        #C23B22;
  --stamp-ink:    #9C2E1A;
  --teal:         #1F6F6B;
  --teal-ink:     #17524F;
  --gold:         #B8892B;
  --shadow:       0 1px 2px rgba(23,28,43,.06), 0 8px 24px -8px rgba(23,28,43,.14);
  --radius:       10px;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
  --display: 'Fraunces', Georgia, serif;
}

html.dark{
  --paper:        #0F131D;
  --paper-raised: #171C29;
  --ink-900:      #EDE9DC;
  --ink-700:      #C7C2B2;
  --ink-500:      #8B8778;
  --line:         #2A2F3E;
  --stamp:        #E15A3B;
  --stamp-ink:    #FF7B54;
  --teal:         #3FA39D;
  --teal-ink:     #57C4BD;
  --gold:         #D9A94B;
  --shadow:       0 1px 2px rgba(0,0,0,.4), 0 12px 32px -10px rgba(0,0,0,.55);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-900);
  font-family:var(--sans);
  transition:background .3s ease, color .3s ease;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;}
button{font-family:inherit;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important;}
}

.wrap{max-width:1180px;margin:0 auto;padding:0 28px;}

/* ============================================================
   HEADER
   ============================================================ */
header.site{
  position:sticky; top:0; z-index:40;
  background:color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:600;font-size:22px;letter-spacing:.2px;}
.logo .mark{
  width:30px;height:30px;border-radius:6px;
  background:var(--stamp);
  display:flex;align-items:center;justify-content:center;
  transform:rotate(-6deg);
  box-shadow:var(--shadow);
}
.logo .mark svg{width:17px;height:17px;}
.navlinks{display:flex;gap:28px;font-size:14.5px;font-weight:500;color:var(--ink-700);}
.navlinks a{text-decoration:none;padding:6px 0;border-bottom:2px solid transparent;transition:border-color .2s, color .2s;}
.navlinks a:hover{color:var(--ink-900);border-color:var(--stamp);}
.navright{display:flex;align-items:center;gap:14px;}
.theme-toggle{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
  background:var(--paper-raised);cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:transform .25s ease, background .2s;
}
.theme-toggle:hover{transform:rotate(20deg);}
.theme-toggle svg{width:19px;height:19px;stroke:var(--ink-700);}
@media (max-width:760px){.navlinks{display:none;}}

/* ============================================================
   HERO
   ============================================================ */
.hero{padding:84px 0 60px;position:relative;overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--teal-ink);background:color-mix(in srgb, var(--teal) 14%, transparent);
  padding:6px 12px;border-radius:100px;margin-bottom:22px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--teal);}

h1.hero-h{
  font-family:var(--display);font-weight:600;
  font-size:clamp(34px,5vw,56px);line-height:1.06;letter-spacing:-.01em;
  margin:0 0 20px;
}
h1.hero-h em{font-style:italic;color:var(--stamp);}
.hero-sub{font-size:17.5px;line-height:1.6;color:var(--ink-700);max-width:520px;margin:0 0 32px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:600;font-size:15px;padding:14px 24px;border-radius:8px;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:transform .15s ease, box-shadow .15s ease, background .2s;
}
.btn:active{transform:scale(.97);}
.btn-primary{background:var(--ink-900);color:var(--paper);}
html.dark .btn-primary{background:var(--stamp);color:#171018;}
.btn-primary:hover{box-shadow:var(--shadow);transform:translateY(-1px);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink-900);}
.btn-ghost:hover{border-color:var(--ink-500);}
.btn-sm{padding:9px 16px;font-size:13.5px;border-radius:7px;}

/* --- Signature element: the stamp desk --- */
.desk{position:relative;height:360px;}
.paper-sheet{
  position:absolute;background:var(--paper-raised);border:1px solid var(--line);
  border-radius:6px;box-shadow:var(--shadow);
}
.sheet-a{width:230px;height:300px;top:10px;left:40px;transform:rotate(-7deg);z-index:1;}
.sheet-b{width:230px;height:300px;top:30px;left:100px;transform:rotate(4deg);z-index:2;}
.sheet-b::before{content:'';position:absolute;top:26px;left:22px;right:22px;height:8px;background:var(--line);border-radius:2px;}
.sheet-b::after{content:'';position:absolute;top:46px;left:22px;width:60%;height:6px;background:var(--line);border-radius:2px;}
.stamp-mark{
  position:absolute;top:120px;left:150px;z-index:3;
  width:150px;height:150px;
  transform:rotate(-14deg) scale(0);
  animation:stampDown 700ms cubic-bezier(.2,1.6,.4,1) 400ms forwards;
}
@keyframes stampDown{
  0%{transform:rotate(-14deg) scale(2.4);opacity:0;}
  55%{transform:rotate(-14deg) scale(.92);opacity:1;}
  70%{transform:rotate(-14deg) scale(1.05);}
  100%{transform:rotate(-14deg) scale(1);}
}
.stamp-mark svg{width:100%;height:100%;}
.desk-caption{
  position:absolute;bottom:0;left:40px;font-family:var(--mono);font-size:12px;color:var(--ink-500);
}
@media (max-width:900px){.desk{height:240px;} .stamp-mark{width:110px;height:110px;top:70px;left:110px;}}

/* ============================================================
   SECTIONS / TOOL GROUPS
   ============================================================ */
.section{padding:56px 0;}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:28px;gap:20px;flex-wrap:wrap;}
.section-head h2{font-family:var(--display);font-size:28px;font-weight:600;margin:0;}
.section-head p{margin:0;color:var(--ink-500);font-size:14.5px;max-width:420px;}

.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;}
.tool-card{
  background:var(--paper-raised);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;text-align:left;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
  display:flex;flex-direction:column;gap:14px;
}
.tool-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:color-mix(in srgb, var(--stamp) 40%, var(--line));}
.tool-icon{
  width:42px;height:42px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  background:color-mix(in srgb, var(--teal) 16%, transparent);
}
.tool-icon svg{width:22px;height:22px;stroke:var(--teal-ink);}
.tool-card.accent .tool-icon{background:color-mix(in srgb, var(--stamp) 16%, transparent);}
.tool-card.accent .tool-icon svg{stroke:var(--stamp-ink);}
.tool-card h3{margin:0;font-size:15.5px;font-weight:600;}
.tool-card p{margin:0;font-size:13px;color:var(--ink-500);line-height:1.5;}
.tool-note{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.03em;text-transform:uppercase;
  color:var(--gold);margin-top:-6px;
}

/* ============================================================
   WORKSPACE (modal)
   ============================================================ */
.overlay{
  position:fixed;inset:0;background:rgba(15,18,27,.55);backdrop-filter:blur(2px);
  display:none;align-items:flex-start;justify-content:center;padding:40px 16px;overflow-y:auto;z-index:100;
}
.overlay.open{display:flex;animation:fadeIn .2s ease;}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}

.workspace{
  background:var(--paper);border:1px solid var(--line);border-radius:14px;
  width:100%;max-width:640px;box-shadow:0 30px 80px -20px rgba(0,0,0,.4);
  animation:riseIn .25s cubic-bezier(.2,.9,.3,1);
}
@keyframes riseIn{from{transform:translateY(16px);opacity:0;}to{transform:translateY(0);opacity:1;}}

.ws-head{display:flex;align-items:center;justify-content:space-between;padding:22px 24px;border-bottom:1px solid var(--line);}
.ws-head h3{margin:0;font-family:var(--display);font-size:20px;}
.ws-close{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:var(--paper-raised);cursor:pointer;display:flex;align-items:center;justify-content:center;}
.ws-close:hover{background:var(--line);}
.ws-body{padding:24px;}
.ws-desc{font-size:13.5px;color:var(--ink-500);margin:0 0 18px;line-height:1.55;}

.dropzone{
  border:2px dashed var(--line);border-radius:12px;padding:34px 20px;text-align:center;
  cursor:pointer;transition:border-color .2s, background .2s;position:relative;
}
.dropzone.drag{border-color:var(--stamp);background:color-mix(in srgb, var(--stamp) 6%, transparent);}
.dropzone svg{width:30px;height:30px;margin:0 auto 10px;stroke:var(--ink-500);}
.dropzone p{margin:0;font-size:14px;color:var(--ink-700);}
.dropzone span{display:block;font-size:12px;color:var(--ink-500);margin-top:4px;}
.dropzone input{display:none;}

.filelist{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:8px;max-height:220px;overflow-y:auto;}
.filelist li{
  display:flex;align-items:center;gap:10px;background:var(--paper-raised);
  border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:13px;
}
.filelist li .fname{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:var(--mono);}
.filelist li .fsize{color:var(--ink-500);font-size:11.5px;}
.filelist li button{background:none;border:none;cursor:pointer;color:var(--ink-500);font-size:16px;line-height:1;padding:2px;}
.filelist li button:hover{color:var(--stamp);}
.filelist li .drag-handle{cursor:grab;color:var(--ink-500);font-family:var(--mono);font-size:11px;}
.filelist li.dragging{opacity:.4;}

.ws-options{display:flex;flex-direction:column;gap:14px;margin-top:18px;}
.opt-row{display:flex;flex-direction:column;gap:6px;}
.opt-row label{font-size:12.5px;font-weight:600;color:var(--ink-700);}
.opt-row input[type=text], .opt-row input[type=number], .opt-row select, .opt-row textarea{
  border:1px solid var(--line);border-radius:7px;padding:10px 12px;font-size:13.5px;
  background:var(--paper-raised);color:var(--ink-900);font-family:var(--sans);
}
.opt-row .hint{font-size:11.5px;color:var(--ink-500);}
.opt-inline{display:flex;gap:16px;flex-wrap:wrap;}
.opt-inline label{display:flex;align-items:center;gap:6px;font-weight:500;font-size:13px;color:var(--ink-700);}

.ws-actions{display:flex;align-items:center;gap:12px;margin-top:22px;}
.ws-status{font-size:12.5px;color:var(--ink-500);font-family:var(--mono);}

/* result stamp */
.result{display:none;text-align:center;padding:16px 0 4px;}
.result.show{display:block;animation:fadeIn .3s ease;}
.result-stamp{width:104px;height:104px;margin:0 auto 14px;transform:rotate(-10deg) scale(0);animation:stampDown 550ms cubic-bezier(.2,1.6,.4,1) forwards;}
.result h4{margin:0 0 6px;font-family:var(--display);font-size:19px;}
.result p{margin:0 0 18px;font-size:13px;color:var(--ink-500);}

.spinner{
  width:16px;height:16px;border-radius:50%;border:2px solid color-mix(in srgb, var(--ink-900) 20%, transparent);
  border-top-color:var(--ink-900);animation:spin .7s linear infinite;display:none;
}
html.dark .spinner{border-color:color-mix(in srgb, var(--paper) 20%, transparent);border-top-color:var(--paper);}
.spinner.show{display:inline-block;}
@keyframes spin{to{transform:rotate(360deg);}}

.error-msg{
  display:none;background:color-mix(in srgb, var(--stamp) 12%, transparent);border:1px solid color-mix(in srgb, var(--stamp) 40%, transparent);
  color:var(--stamp-ink);border-radius:8px;padding:10px 14px;font-size:13px;margin-top:14px;
}
.error-msg.show{display:block;}

/* ============================================================
   PRIVACY BAND / FOOTER
   ============================================================ */
.band{background:var(--paper-raised);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:40px 0;}
.band-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:center;}
@media (max-width:760px){.band-grid{grid-template-columns:1fr;}}
.band-item svg{width:26px;height:26px;stroke:var(--teal-ink);margin:0 auto 10px;}
.band-item h4{margin:0 0 6px;font-size:14.5px;}
.band-item p{margin:0;font-size:12.5px;color:var(--ink-500);}

footer{padding:40px 0 60px;font-size:13px;color:var(--ink-500);}
.foot-row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;border-top:1px solid var(--line);padding-top:24px;}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.howto-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
@media (max-width:900px){.howto-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.howto-grid{grid-template-columns:1fr;}}
.howto-step{background:var(--paper-raised);border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;}
.howto-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:50%;
  background:color-mix(in srgb, var(--stamp) 14%, transparent);color:var(--stamp-ink);
  font-family:var(--mono);font-weight:600;font-size:13px;margin-bottom:14px;
}
.howto-step h3{margin:0 0 8px;font-size:15.5px;font-family:var(--display);font-weight:600;}
.howto-step p{margin:0;font-size:13px;color:var(--ink-500);line-height:1.6;}
.howto-note{margin:28px 0 0;font-size:13.5px;color:var(--ink-700);line-height:1.65;max-width:760px;}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list{display:flex;flex-direction:column;gap:10px;max-width:820px;}
.faq-item{
  background:var(--paper-raised);border:1px solid var(--line);border-radius:10px;
  padding:4px 20px;
}
.faq-item summary{
  cursor:pointer;padding:16px 0;font-weight:600;font-size:14.5px;
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:'+';font-family:var(--mono);font-size:18px;color:var(--ink-500);flex-shrink:0;
  transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{margin:0 0 18px;font-size:13.5px;color:var(--ink-500);line-height:1.65;}

/* ============================================================
   FOOTER LINKS
   ============================================================ */
.foot-row{align-items:center;}
.foot-links{display:flex;gap:20px;flex-wrap:wrap;}
.foot-links a{text-decoration:none;color:var(--ink-500);font-size:13px;transition:color .2s;}
.foot-links a:hover{color:var(--stamp);}

/* ============================================================
   LEGAL / STATIC PAGES
   ============================================================ */
.legal{padding:56px 0 80px;}
.legal .wrap{max-width:800px;}
.legal h1{font-family:var(--display);font-size:clamp(28px,4vw,38px);margin:0 0 10px;}
.legal .updated{font-family:var(--mono);font-size:12.5px;color:var(--ink-500);margin:0 0 40px;}
.legal h2{font-family:var(--display);font-size:20px;margin:40px 0 12px;}
.legal p{font-size:14.5px;line-height:1.75;color:var(--ink-700);margin:0 0 16px;}
.legal ul{font-size:14.5px;line-height:1.75;color:var(--ink-700);padding-left:22px;margin:0 0 16px;}
.legal li{margin-bottom:8px;}
.legal a.inline{color:var(--teal-ink);text-decoration:underline;}
.about-portrait{
  display:flex;align-items:center;gap:16px;background:var(--paper-raised);
  border:1px solid var(--line);border-radius:12px;padding:20px;margin:24px 0 32px;
}
.about-portrait .stamp-mini{width:52px;height:52px;flex-shrink:0;}
.about-portrait p{margin:0;font-size:13.5px;color:var(--ink-500);}
.about-portrait strong{color:var(--ink-900);}