/* PDFCalcnova — shared site chrome & component styles */
:root{
  --bg:#0f1115;
  --bg-elev:#171a21;
  --bg-elev-2:#1e222b;
  --border:#2a2f3a;
  --text:#e8eaf0;
  --text-dim:#9aa1b0;
  --text-faint:#666d7d;
  --accent:#6c8cff;
  --accent-dim:#3a4a8f;
  --accent-glow:rgba(108,140,255,.18);
  --amber:#e0a95f;
  --good:#5fd4a3;
  --radius:10px;
  --mono:'SF Mono','Consolas',monospace;
}
[data-theme="light"]{
  --bg:#f5f6f9;
  --bg-elev:#ffffff;
  --bg-elev-2:#eef0f5;
  --border:#dfe2ea;
  --text:#171a21;
  --text-dim:#5a6070;
  --text-faint:#9aa1b0;
  --accent:#4863d6;
  --accent-dim:#dde3ff;
  --accent-glow:rgba(72,99,214,.12);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{background:var(--bg);}
body{
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Inter,sans-serif;
  font-weight:610;
  font-size:15.5px;
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
  transition:background .2s,color .2s;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;}
ul{list-style:none;}

/* ===== Site header ===== */
#site-header{
  height:64px;background:var(--bg-elev);border-bottom:1px solid var(--border);
  display:flex;align-items:center;padding:0 24px;gap:6px;position:sticky;top:0;z-index:100;
}
.brand{display:flex;align-items:center;gap:9px;flex-shrink:0;}
.brand-mark{width:30px;height:30px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.brand-text{font-weight:800;font-size:15.5px;letter-spacing:-.2px;}
.brand-tag{font-size:9.5px;color:var(--text-faint);margin-top:0;font-weight:600;}

.navlink{
  padding:9px 13px;border-radius:8px;font-size:14px;font-weight:750;color:var(--text-dim);
  cursor:pointer;white-space:nowrap;transition:background .12s,color .12s;display:inline-block;
}
.navlink:hover{background:var(--bg-elev-2);color:var(--text);}
.navlink.active{color:var(--accent);background:var(--accent-glow);}

.nav-dd{position:relative;}
.nav-dd-btn{
  padding:9px 13px;border-radius:8px;font-size:14px;font-weight:750;color:var(--text-dim);
  cursor:pointer;white-space:nowrap;display:flex;align-items:center;gap:5px;
  transition:background .12s,color .12s;background:none;border:none;font-family:inherit;
}
.nav-dd-btn:hover{background:var(--bg-elev-2);color:var(--text);}
.nav-dd-btn .chev{font-size:9px;opacity:.7;transition:transform .15s;}
.nav-dd.open .nav-dd-btn .chev{transform:rotate(180deg);}
.nav-dd-menu{
  position:absolute;top:calc(100% + 6px);left:0;min-width:230px;background:var(--bg-elev);
  border:1px solid var(--border);border-radius:10px;box-shadow:0 12px 32px rgba(0,0,0,.28);
  padding:6px;display:none;
}
.nav-dd.open .nav-dd-menu{display:block;}
.nav-dd-item{
  display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:7px;cursor:pointer;
  font-size:12.5px;font-weight:600;color:var(--text-dim);
}
.nav-dd-item:hover{background:var(--bg-elev-2);color:var(--text);}
.nav-dd-menu.right{left:auto;right:0;}
.user-chip{display:flex;align-items:center;gap:8px;}
.user-avatar{
  width:24px;height:24px;border-radius:50%;background:var(--accent);color:#fff;
  font-size:11.5px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.nav-dd-item .icon{width:22px;display:flex;color:var(--accent);}
.nav-dd-item .badge{margin-left:auto;font-size:8.5px;padding:2px 5px;border-radius:5px;background:var(--bg-elev-2);color:var(--text-faint);font-weight:700;}

.nav-dd-mega{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%);
  width:min(900px,88vw);background:var(--bg-elev);border:1px solid var(--border);border-radius:14px;
  box-shadow:0 20px 48px rgba(0,0,0,.32);padding:24px 26px;display:none;
  grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:22px;max-height:70vh;overflow-y:auto;
}
.nav-dd.open .nav-dd-mega{display:grid;}
.mega-col-title{font-size:10.5px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--text-faint);margin-bottom:10px;}
.mega-item{display:flex;align-items:center;gap:9px;padding:7px 6px;border-radius:7px;cursor:pointer;font-size:12.5px;font-weight:650;color:var(--text-dim);}
.mega-item:hover{background:var(--bg-elev-2);color:var(--accent);}
.mega-item .icon{width:21px;display:flex;flex-shrink:0;}
.mega-item .badge{margin-left:auto;font-size:8px;padding:2px 4px;border-radius:4px;background:var(--bg-elev-2);color:var(--text-faint);font-weight:700;}

.auth-btns{display:flex;align-items:center;gap:8px;margin-right:14px;}
.auth-login{padding:8px 14px;font-size:12.5px;font-weight:700;color:var(--text-dim);cursor:pointer;border-radius:8px;background:none;border:none;font-family:inherit;}
.auth-login:hover{background:var(--bg-elev-2);color:var(--text);}
.auth-signup{padding:8px 15px;font-size:12.5px;font-weight:750;color:#fff;background:var(--accent);border-radius:8px;cursor:pointer;border:none;font-family:inherit;}
.auth-signup:hover{opacity:.9;}
.modal-backdrop{
  position:fixed;inset:0;background:rgba(0,0,0,.5);display:none;align-items:center;justify-content:center;z-index:200;
}
.modal-backdrop.open{display:flex;}
.modal-box{
  background:var(--bg-elev);border:1px solid var(--border);border-radius:14px;padding:26px 26px 22px;
  max-width:380px;width:92%;box-shadow:0 20px 60px rgba(0,0,0,.4);
}
.modal-box h3{font-size:16px;font-weight:800;margin-bottom:10px;}
.modal-box p{font-size:13px;color:var(--text-dim);line-height:1.6;margin-bottom:8px;}
.modal-close{margin-top:16px;width:100%;}

.topnav-spacer{flex:1;}
.theme-toggle{display:flex;gap:6px;background:var(--bg-elev-2);border-radius:8px;padding:3px;flex-shrink:0;}
.theme-btn{flex:1;text-align:center;padding:6px 10px;border-radius:6px;font-size:11.5px;cursor:pointer;color:var(--text-dim);background:none;border:none;font-family:inherit;}
.theme-btn.active{background:var(--bg);color:var(--text);font-weight:600;}

.hamburger{display:none;width:38px;height:38px;border-radius:8px;border:1px solid var(--border);background:var(--bg-elev-2);cursor:pointer;flex-shrink:0;}
.hamburger span{display:block;width:16px;height:2px;background:var(--text);margin:3px auto;border-radius:2px;}
#mobile-nav{display:none;flex-direction:column;gap:2px;background:var(--bg-elev);border-bottom:1px solid var(--border);padding:10px 14px 16px;}
#mobile-nav.open{display:flex;}
#mobile-nav a, #mobile-nav .mnav-cat{padding:10px 6px;font-size:13.5px;font-weight:700;color:var(--text-dim);border-radius:8px;}
#mobile-nav .mnav-cat{color:var(--text-faint);font-size:10.5px;text-transform:uppercase;letter-spacing:.06em;margin-top:10px;padding-bottom:2px;}
#mobile-nav a:hover{background:var(--bg-elev-2);color:var(--text);}

/* ===== Hero ===== */
.hero{max-width:900px;margin:56px auto 28px;text-align:center;padding:0 20px;}
.hero h1{font-size:40px;font-weight:880;letter-spacing:-.5px;line-height:1.15;margin-bottom:16px;}
.hero p{font-size:16px;font-weight:550;color:var(--text-dim);max-width:640px;margin:0 auto;line-height:1.6;}
.privacy-pill{
  display:inline-flex;align-items:center;gap:6px;margin:18px auto 0;
  font-size:11.5px;color:var(--good);background:rgba(95,212,163,.1);
  padding:6px 12px;border-radius:100px;border:1px solid rgba(95,212,163,.25);
  font-weight:650;letter-spacing:.02em;
}
.privacy-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--good);flex-shrink:0;}

.filter-pills{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:22px 0 26px;padding:0 20px;}
.pill{
  padding:8px 16px;border-radius:100px;font-size:12.5px;font-weight:700;cursor:pointer;
  border:1px solid var(--border);color:var(--text-dim);background:var(--bg-elev);white-space:nowrap;
}
.pill:hover{border-color:var(--accent);color:var(--text);}
.pill.active{background:var(--text);color:var(--bg);border-color:var(--text);}

.tool-grid{
  max-width:1180px;margin:0 auto;display:grid;
  grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px;padding:0 24px;
}
.tool-card{
  background:var(--bg-elev);border:1px solid var(--border);border-radius:14px;
  padding:20px 20px 22px;cursor:pointer;transition:border-color .12s,transform .12s,box-shadow .12s;
  position:relative;display:block;
}
.tool-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:0 10px 28px rgba(0,0,0,.18);}
.tool-card.locked{opacity:.72;}
.tool-card .tc-badge{
  position:absolute;top:14px;right:14px;font-size:8.5px;font-weight:800;letter-spacing:.04em;
  color:var(--amber);background:rgba(224,169,95,.12);padding:3px 7px;border-radius:5px;
  border:1px solid rgba(224,169,95,.25);
}
.tool-icon{position:relative;width:68px;height:60px;margin-bottom:16px;}
.tool-icon .chip{position:absolute;width:50px;height:50px;border-radius:13px;display:flex;align-items:center;justify-content:center;}
.tool-icon .chip-back{top:0;left:0;opacity:.55;}
.tool-icon .chip-front{bottom:0;right:0;color:#fff;box-shadow:0 3px 10px rgba(0,0,0,.18);}
.tool-icon .chip-front svg{width:27px;height:27px;}
.tool-card h4{font-size:15.5px;font-weight:800;margin-bottom:6px;}
.tool-card p{font-size:12.5px;font-weight:520;color:var(--text-faint);line-height:1.55;}

.dash-section-title{font-size:13px;font-weight:780;color:var(--text-dim);margin:38px auto 14px;max-width:1180px;text-transform:uppercase;letter-spacing:.06em;padding:0 24px;}

/* ===== Generic components (used across marketing + tool pages) ===== */
.card{
  background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;margin-bottom:16px;
}
.card h3{font-size:13.5px;font-weight:750;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:12px;color:var(--text-dim);margin-bottom:6px;font-weight:600;}
select,input[type=text],input[type=number],input[type=email],input[type=password],textarea{
  width:100%;padding:9px 11px;border-radius:8px;border:1px solid var(--border);
  background:var(--bg);color:var(--text);font-size:13px;font-family:inherit;
}
input[type=range]{width:100%;accent-color:var(--accent);}
.row{display:flex;gap:10px;flex-wrap:wrap;}
.row > *{flex:1;min-width:130px;}
.btn{
  display:inline-flex;align-items:center;gap:7px;padding:11px 20px;border-radius:8px;
  border:none;font-size:13.5px;font-weight:750;cursor:pointer;
  background:var(--accent);color:#fff;transition:opacity .12s;font-family:inherit;
}
.btn:hover{opacity:.88;}
.btn:disabled{opacity:.4;cursor:not-allowed;}
.btn.ghost{background:var(--bg-elev-2);color:var(--text);border:1px solid var(--border);}
.btn.sm{padding:5px 10px;font-size:11.5px;}
.btn.lg{padding:14px 26px;font-size:15px;}
.btn.danger{background:#e05f5f;}

.status-line{font-size:12px;color:var(--text-dim);margin-top:10px;display:flex;align-items:center;gap:6px;}
.status-line.ok{color:var(--good);}
.spinner{
  width:13px;height:13px;border:2px solid var(--border);border-top-color:var(--accent);
  border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* ===== Page shell ===== */
main{display:block;}
.container{max-width:1180px;margin:0 auto;padding:0 24px;}
.page-head{max-width:900px;margin:44px auto 30px;padding:0 24px;}
.page-head h1{font-size:30px;font-weight:850;letter-spacing:-.4px;margin-bottom:10px;}
.page-head p{font-size:14.5px;color:var(--text-dim);line-height:1.6;}

/* Breadcrumb */
.breadcrumb{max-width:980px;margin:20px auto 0;padding:0 24px;font-size:12px;color:var(--text-faint);display:flex;gap:6px;align-items:center;flex-wrap:wrap;}
.breadcrumb a{color:var(--text-dim);font-weight:600;}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{opacity:.6;}
.breadcrumb .current{color:var(--text);font-weight:650;}

/* Tool page sections */
.panel{max-width:980px;margin:0 auto;padding:26px 24px 10px;}
.panel-head{margin-bottom:20px;}
.panel-head h2{font-size:19px;font-weight:780;margin-bottom:4px;}
.panel-head p{font-size:13px;color:var(--text-dim);}
.tool-section{max-width:980px;margin:0 auto;padding:36px 24px 0;}
.tool-section h2{font-size:20px;font-weight:800;margin-bottom:16px;letter-spacing:-.2px;}
.tool-section > p.lead{color:var(--text-dim);font-size:13.5px;line-height:1.7;margin-bottom:16px;}

.steps-list{display:flex;flex-direction:column;gap:14px;}
.step-item{display:flex;gap:14px;align-items:flex-start;}
.step-num{
  width:28px;height:28px;border-radius:50%;background:var(--accent-glow);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;flex-shrink:0;
}
.step-item h4{font-size:14px;font-weight:750;margin-bottom:3px;}
.step-item p{font-size:12.5px;color:var(--text-dim);line-height:1.55;}

.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;}
.feature-item{background:var(--bg-elev);border:1px solid var(--border);border-radius:10px;padding:16px 18px;}
.feature-item h4{font-size:13.5px;font-weight:750;margin-bottom:5px;display:flex;align-items:center;gap:8px;}
.feature-item p{font-size:12px;color:var(--text-faint);line-height:1.55;}

.faq-item{border-bottom:1px solid var(--border);}
.faq-item:last-child{border-bottom:none;}
.faq-q{
  width:100%;text-align:left;padding:15px 4px;background:none;border:none;font-family:inherit;
  font-size:13.5px;font-weight:700;color:var(--text);cursor:pointer;display:flex;justify-content:space-between;
  align-items:center;gap:10px;
}
.faq-q .chev{transition:transform .15s;color:var(--text-faint);flex-shrink:0;}
.faq-item.open .faq-q .chev{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;font-size:12.5px;color:var(--text-dim);line-height:1.65;transition:max-height .2s ease;}
.faq-item.open .faq-a{max-height:400px;}
.faq-a p{padding:0 4px 15px;}

.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;}
.related-card{
  display:flex;align-items:center;gap:10px;background:var(--bg-elev);border:1px solid var(--border);
  border-radius:10px;padding:13px 14px;
}
.related-card:hover{border-color:var(--accent);}
.related-card .icon{color:var(--accent);flex-shrink:0;}
.related-card span{font-size:13px;font-weight:700;}

.locked-card{
  background:var(--bg-elev);border:1px dashed var(--border);border-radius:var(--radius);
  padding:18px 20px;display:flex;gap:14px;align-items:flex-start;margin-bottom:12px;
}
.locked-card .lock-icon{font-size:18px;opacity:.5;margin-top:2px;}
.locked-card h4{font-size:13px;font-weight:650;margin-bottom:3px;}
.locked-card p{font-size:12px;color:var(--text-faint);line-height:1.5;}
.locked-card .tag{
  display:inline-block;margin-top:8px;font-size:10px;font-weight:700;letter-spacing:.03em;
  color:var(--amber);background:rgba(224,169,95,.12);padding:3px 8px;border-radius:5px;
  border:1px solid rgba(224,169,95,.25);
}
.soon-banner{
  display:flex;align-items:center;gap:8px;font-size:11px;font-weight:750;letter-spacing:.03em;
  color:var(--amber);background:rgba(224,169,95,.1);border:1px solid rgba(224,169,95,.25);
  padding:8px 14px;border-radius:8px;margin-bottom:18px;max-width:980px;
}

/* ===== Footer ===== */
#site-footer{background:var(--bg-elev);border-top:1px solid var(--border);margin-top:64px;padding:48px 24px 24px;}
.footer-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:2fr repeat(4,1fr);gap:28px;}
.footer-brand p{font-size:12px;color:var(--text-faint);line-height:1.6;margin-top:10px;max-width:260px;}
.footer-col h5{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);margin-bottom:14px;}
.footer-col a{display:block;font-size:12.5px;color:var(--text-dim);padding:5px 0;font-weight:600;}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{
  max-width:1180px;margin:36px auto 0;padding-top:20px;border-top:1px solid var(--border);
  font-size:11.5px;color:var(--text-faint);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
}

/* ===== Static content pages ===== */
.content-page{max-width:760px;margin:0 auto;padding:0 24px 60px;font-size:13.5px;color:var(--text-dim);line-height:1.75;}
.content-page h2{font-size:18px;font-weight:800;color:var(--text);margin:28px 0 10px;}
.content-page ul{list-style:disc;padding-left:20px;margin:8px 0;}
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;max-width:1000px;margin:0 auto;padding:0 24px 40px;}
.price-card{background:var(--bg-elev);border:1px solid var(--border);border-radius:14px;padding:26px;text-align:center;}
.price-card.featured{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent);}
.price-card .amount{font-size:34px;font-weight:850;margin:12px 0 4px;}
.price-card .amount span{font-size:13px;color:var(--text-faint);font-weight:600;}
.price-card ul{list-style:none;text-align:left;margin:20px 0;font-size:12.5px;color:var(--text-dim);}
.price-card ul li{padding:6px 0;border-bottom:1px solid var(--border);}
.price-card ul li:last-child{border-bottom:none;}

/* Empty/error states */
.empty-state{text-align:center;padding:50px 20px;color:var(--text-faint);}
.empty-state .e-icon{font-size:32px;margin-bottom:10px;opacity:.5;}
.notfound{text-align:center;padding:100px 24px;}
.notfound h1{font-size:70px;font-weight:900;color:var(--accent);}
.notfound h2{font-size:20px;font-weight:750;margin:10px 0 8px;}
.notfound p{color:var(--text-dim);font-size:13.5px;margin-bottom:24px;}
.notfound .btn-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;}

.hidden{display:none !important;}
::-webkit-scrollbar{width:9px;height:9px;}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:5px;}
::-webkit-scrollbar-track{background:transparent;}

@media (max-width:860px){
  #site-header .navlink, #site-header .nav-dd{display:none;}
  .hamburger{display:block;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .hero h1{font-size:30px;}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr 1fr;}
  .tool-grid{grid-template-columns:1fr 1fr;}
  .hero h1{font-size:26px;}
}