/* onlinepcf.red — main stylesheet */

:root{
  --bg:#FAF8F5;
  --surface:#FFFFFF;
  --inverse:#17130F;
  --ink:#17130F;
  --muted:#4A443D;
  --subtle:#6B635A;
  --line:#E7E1D8;
  --orange-text:#B85400;
  --red-text:#9E0C24;
  --red-hover:#C8102E;
  --header:rgba(250,248,245,.92);
  --red-tint:#FFE3E7;
  color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#120F0C;--surface:#1B1713;--inverse:#24201B;--ink:#F2EDE6;--muted:#C2B9AE;--subtle:#9A9086;
  --line:#2F2923;--orange-text:#F3A15A;--red-text:#C8102E;--red-hover:#FF6B7F;--red-tint:#3A1219;
  --header:rgba(18,15,12,.88);color-scheme:dark;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#120F0C;--surface:#1B1713;--inverse:#24201B;--ink:#F2EDE6;--muted:#C2B9AE;--subtle:#9A9086;
    --line:#2F2923;--orange-text:#F3A15A;--red-text:#C8102E;--red-hover:#FF6B7F;--red-tint:#3A1219;
    --header:rgba(18,15,12,.88);color-scheme:dark;
  }
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:'Schibsted Grotesk',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  transition:background .2s,color .2s;
}
img{max-width:100%;display:block}
a{color:var(--red-text);text-decoration:none}
a:hover{color:var(--red-hover)}
input,textarea,button{font-family:inherit}
.mono{font-family:'IBM Plex Mono',monospace}
.wrap{max-width:1240px;margin:0 auto;padding:0 clamp(20px,4vw,28px);width:100%}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.page{min-height:100vh;display:flex;flex-direction:column}

/* Header */
.site-header{position:sticky;top:0;z-index:10;background:var(--header);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{max-width:1240px;margin:0 auto;padding:0 clamp(20px,4vw,28px);height:60px;display:flex;align-items:center;gap:28px}
.logo{color:var(--ink);white-space:nowrap;font-weight:800;font-size:20px;letter-spacing:-.02em}
.logo .red{color:var(--red-text)}
.tagline{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--subtle);font-weight:500}
.tagline .dot{width:7px;height:7px;border-radius:2px;background:#EE7203;display:inline-block}
.main-nav{display:flex;gap:18px;margin-left:auto;font-size:14px;font-weight:500;white-space:nowrap}
.main-nav a{color:var(--ink)}
.main-nav a:hover{color:var(--red-text)}
.header-right{display:flex;align-items:center;gap:6px;margin-left:auto;flex:none}
.btn{display:inline-block;background:var(--red-text);color:#fff;padding:8px 14px;border-radius:7px;font-weight:600;font-size:14px;white-space:nowrap;border:0;cursor:pointer}
.btn:hover{background:var(--red-hover);color:#fff}
.btn-lg{padding:15px 22px;border-radius:10px;font-size:16px}
.btn-outline{background:transparent;color:var(--ink);border:1.5px solid var(--ink);padding:15px 22px;border-radius:10px;font-weight:600;font-size:16px}
.btn-outline:hover{background:var(--ink);color:var(--bg)}

.lang-menu{position:relative}
.lang-toggle{cursor:pointer;border:0;background:transparent;color:var(--subtle);font:500 12px/1 'IBM Plex Mono',monospace;padding:8px;border-radius:6px;display:flex;align-items:center;gap:6px}
.lang-toggle:hover{color:var(--ink)}
.lang-toggle .caret{width:5px;height:5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg);display:inline-block}
.lang-dropdown{position:absolute;right:0;top:calc(100% + 8px);min-width:200px;background:var(--surface);border:1px solid var(--line);border-radius:10px;box-shadow:0 12px 32px -12px rgba(23,19,15,.25);padding:6px;display:none;flex-direction:column;gap:2px}
.lang-dropdown.open{display:flex}
.lang-dropdown a{cursor:pointer;border:0;background:transparent;text-align:left;padding:8px 10px;border-radius:6px;display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink)}
.lang-dropdown a:hover{background:var(--bg)}
.lang-dropdown .code{font:500 11px 'IBM Plex Mono',monospace;color:var(--subtle);width:18px}
.lang-dropdown .name{flex:1}
.lang-dropdown .dot{width:6px;height:6px;border-radius:50%;display:inline-block}
.lang-dropdown .sep{height:1px;background:var(--line);margin:4px 6px}
.theme-toggle{cursor:pointer;border:0;background:transparent;text-align:left;padding:8px 10px;border-radius:6px;display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink);width:100%}
.theme-toggle:hover{background:var(--bg)}
.theme-toggle .swatch{width:12px;height:12px;border-radius:50%;border:1.5px solid currentColor;background:linear-gradient(90deg,currentColor 50%,transparent 50%);margin:0 3px;display:inline-block}

.burger{cursor:pointer;border:0;background:transparent;width:44px;height:44px;margin-right:-10px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;color:var(--ink);margin-left:auto}
.burger span{width:20px;height:2px;border-radius:1px;background:currentColor;transition:transform .2s,opacity .2s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-panel{display:none;border-top:1px solid var(--line);background:var(--bg);max-height:calc(100vh - 60px);overflow-y:auto}
.mobile-panel.open{display:block}
.mobile-nav{padding:8px 20px 0;display:flex;flex-direction:column}
.mobile-nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:18px;font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center}
.mobile-nav a:hover{color:var(--red-text)}
.mobile-nav a .arrow{color:var(--subtle)}
.mobile-extra{padding:20px;display:flex;flex-direction:column;gap:20px}
.mobile-cta{background:var(--red-text);color:#fff;padding:14px 18px;border-radius:10px;font-weight:600;font-size:16px;text-align:center}
.mobile-cta:hover{background:var(--red-hover);color:#fff}
.mobile-row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.mobile-langs{display:flex;gap:4px}
.mobile-langs a{cursor:pointer;min-width:44px;height:36px;border-radius:7px;border:1px solid var(--line);background:transparent;color:var(--subtle);font:500 12px 'IBM Plex Mono',monospace;display:flex;align-items:center;justify-content:center}
.mobile-langs a.active{border-color:var(--ink);color:var(--ink)}
.mobile-theme{cursor:pointer;border:0;background:transparent;display:flex;align-items:center;gap:8px;font-size:14px;color:var(--subtle);height:36px}
.mobile-by{display:flex;align-items:center;gap:7px;font-size:14px;color:var(--subtle);padding-top:16px;border-top:1px solid var(--line)}
.mobile-by:hover{color:var(--orange-text)}
.mobile-by strong{color:var(--ink)}
.dot-orange{width:8px;height:8px;border-radius:2px;background:#EE7203;display:inline-block}

/* Hero */
.hero{padding:clamp(48px,9vw,88px) 0 clamp(56px,9vw,96px);display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,460px),1fr));gap:clamp(40px,6vw,64px);align-items:center}
.hero-copy{display:flex;flex-direction:column;gap:28px}
.eyebrow{display:flex;align-items:center;gap:10px;font:500 13px/1 'IBM Plex Mono',monospace;color:var(--orange-text);text-transform:uppercase;letter-spacing:.08em}
.eyebrow .bar{width:18px;height:2px;background:#EE7203;display:inline-block}
h1{margin:0;font-size:clamp(36px,5.4vw,68px);line-height:1.02;letter-spacing:-.035em;font-weight:800;text-wrap:balance}
.lead{margin:0;font-size:19px;line-height:1.55;color:var(--muted);max-width:560px}
.btn-row{display:flex;gap:12px;flex-wrap:wrap}
.proof{display:flex;align-items:center;gap:16px;padding-top:24px;border-top:1px solid var(--line);max-width:560px}
.proof-num{font-size:clamp(36px,4vw,48px);font-weight:800;letter-spacing:-.035em;line-height:1;color:var(--red-text);white-space:nowrap}
.proof-text{font-size:16px;line-height:1.45;color:var(--muted)}
.hero-media{position:relative;width:100%;max-width:600px;justify-self:end;aspect-ratio:4/3;border-radius:18px;overflow:hidden;background:var(--line);border:1px solid var(--line)}

.img-slot{width:100%;height:100%;display:flex;align-items:center;justify-content:center;text-align:center;padding:16px;font-size:14px;color:var(--subtle);background:repeating-linear-gradient(135deg,var(--line),var(--line) 10px,var(--surface) 10px,var(--surface) 20px)}

/* Sections generic */
section{scroll-margin-top:72px}
.section-pad{padding:clamp(56px,9vw,96px) 0}
.kicker{font:500 13px 'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.08em;color:var(--orange-text)}
h2{margin:0;font-size:clamp(32px,4vw,52px);letter-spacing:-.035em;font-weight:800;line-height:1.05;text-wrap:balance}
.section-intro{display:flex;flex-direction:column;gap:14px;max-width:760px}

/* Logic section */
.logic-section{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.logic-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,440px),1fr));gap:56px;align-items:start;padding:clamp(56px,9vw,96px) 0}
.logic-copy{display:flex;flex-direction:column;gap:14px}
.logic-copy p{margin:0;font-size:18px;line-height:1.6;color:var(--muted)}
.logic-diagram{display:flex;flex-direction:column;align-items:stretch}
.diagram-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.diagram-box{border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:4px;background:var(--bg)}
.diagram-box strong{font-weight:700;font-size:17px}
.diagram-box span.small{font-size:14px;color:var(--subtle)}
.diagram-box.accent{background:var(--red-text);color:#fff}
.diagram-box.accent strong{font-weight:800}
.diagram-box.accent span.small{color:var(--red-tint)}
.diagram-arrows{display:grid;grid-template-columns:1fr 1fr;height:36px}
.diagram-arrows span{justify-self:center;width:2px;background:repeating-linear-gradient(var(--subtle) 0 5px,transparent 5px 10px)}
.diagram-arrows span.red{background:repeating-linear-gradient(#C8102E 0 5px,transparent 5px 10px)}
.diagram-arrow-single{height:36px;display:flex;justify-content:center}
.diagram-arrow-single span{width:2px;background:repeating-linear-gradient(#EE7203 0 5px,transparent 5px 10px)}
.diagram-core{background:var(--inverse);color:#fff;border-radius:14px;padding:20px;display:flex;flex-direction:column;gap:12px}
.diagram-core strong{font-weight:700;font-size:18px}
.chip-row{display:flex;flex-wrap:wrap;gap:6px}
.chip{font:500 12px 'IBM Plex Mono',monospace;background:rgba(255,255,255,.12);border-radius:5px;padding:5px 8px}
.diagram-result{border:1.5px solid #EE7203;border-radius:14px;padding:18px 20px;display:flex;justify-content:space-between;align-items:center;gap:12px;background:var(--surface)}
.diagram-result .col{display:flex;flex-direction:column;gap:4px}
.diagram-result .led{width:10px;height:10px;border-radius:50%;background:#EE7203;flex:none}

.more-grid-wrap{padding:0 0 clamp(56px,9vw,96px);display:flex;flex-direction:column;gap:24px}
h3{margin:0;font-size:clamp(22px,2.4vw,28px);letter-spacing:-.02em;font-weight:800}
.more-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.more-item{background:var(--surface);padding:24px 22px;display:flex;flex-direction:column;gap:8px}
.more-item .n{font:500 12px 'IBM Plex Mono',monospace;color:var(--red-text)}
.more-item strong{font-size:18px;font-weight:700}
.more-item span.text{font-size:15px;line-height:1.55;color:var(--muted)}

/* Modes section */
.modes-body{display:flex;flex-direction:column;gap:40px}
.mode-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,360px),1fr));gap:16px}
.mode-card{all:unset;box-sizing:border-box;cursor:pointer;border:1.5px solid var(--line);border-radius:16px;padding:26px 24px;display:flex;flex-direction:column;gap:10px;background:var(--surface)}
.mode-card.active{border-color:var(--red-text)}
.mode-card .head{display:flex;align-items:center;gap:10px}
.mode-card .dot{width:10px;height:10px;border-radius:50%;background:var(--line)}
.mode-card.active .dot{background:var(--red-text)}
.mode-card .name{font-size:22px;font-weight:800;letter-spacing:-.02em}
.mode-card .metaphor{font-size:17px;font-weight:600;color:var(--ink)}
.mode-card .text{font-size:15px;line-height:1.6;color:var(--muted)}

.demo-panel{background:var(--surface);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.demo-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px;padding:16px 20px;border-bottom:1px solid var(--line);background:var(--bg)}
.demo-toolbar-left{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.demo-label{font:500 12px 'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.08em;color:var(--subtle)}
.segmented{display:flex;flex:none;gap:2px;padding:3px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}
.segmented button{cursor:pointer;border:0;padding:7px 12px;border-radius:6px;font-size:14px;font-weight:600;white-space:nowrap;background:transparent;color:var(--subtle)}
.segmented button.active{background:var(--ink);color:var(--bg)}
.demo-hint{font-size:14px;color:var(--muted)}

.lin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:0}
.lin-steps{list-style:none;margin:0;padding:12px 20px;display:flex;flex-direction:column;border-right:1px solid var(--line)}
.lin-steps li{border-bottom:1px solid var(--line)}
.lin-steps button{all:unset;box-sizing:border-box;width:100%;display:grid;grid-template-columns:16px 1fr auto;gap:12px;align-items:center;padding:14px 0}
.lin-steps .step-dot{width:10px;height:10px;border-radius:50%;background:transparent;border:1.5px solid var(--line)}
.lin-steps .step-dot.done{background:var(--red-text);border-color:var(--red-text)}
.lin-steps .step-dot.current{border-color:var(--red-text)}
.lin-steps .step-label{font-size:15px;font-weight:600;color:var(--subtle)}
.lin-steps .step-label.active{color:var(--ink)}
.lin-steps .step-value{font-size:14px;color:var(--muted);text-align:right}
.lin-steps .step-auto{font:500 11px 'IBM Plex Mono',monospace;color:var(--orange-text)}
.lin-detail{padding:24px;display:flex;flex-direction:column;gap:18px;min-height:260px}
.lin-detail .pos{font:500 12px 'IBM Plex Mono',monospace;color:var(--subtle)}
.lin-detail .label{font-size:26px;font-weight:800;letter-spacing:-.02em}
.opt-list{display:flex;flex-direction:column;gap:8px}
.opt-list button{cursor:pointer;text-align:left;padding:14px 16px;border-radius:10px;border:1.5px solid var(--line);background:var(--surface);color:var(--ink);font-size:16px;font-weight:600;display:flex;justify-content:space-between;align-items:center}
.opt-list button:hover{border-color:var(--red-text)}
.done-icon{width:36px;height:36px;border-radius:50%;background:#EE7203}
.done-title{font-size:24px;font-weight:800;letter-spacing:-.02em}
.done-sub{font-size:15px;line-height:1.55;color:var(--muted)}
.restart-btn{align-self:flex-start;cursor:pointer;border:1.5px solid var(--ink);background:transparent;color:var(--ink);border-radius:8px;padding:10px 16px;font-weight:600;font-size:14px}

.nl-grid{padding:20px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:16px}
.nl-group{border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:18px}
.nl-q{display:flex;flex-direction:column;gap:10px}
.nl-q-head{display:flex;justify-content:space-between;align-items:center;gap:10px}
.nl-q-head strong{font-size:16px}
.badge-invalid{font:500 11px 'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.05em;padding:4px 8px;border-radius:5px;background:var(--red-text);color:#fff}
.pill-row{display:flex;flex-wrap:wrap;gap:6px}
.pill{cursor:pointer;padding:8px 12px;border-radius:999px;font-size:14px;font-weight:500;border:1.5px solid var(--line);background:transparent;color:var(--ink)}
.pill.selected{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.pill.invalid-selected{background:var(--red-text);color:#fff;border-color:var(--red-text)}
.pill.invalid{color:var(--subtle);text-decoration:line-through;cursor:not-allowed}
.reset-row{padding:0 20px 20px}
.reset-link{cursor:pointer;border:0;background:transparent;color:var(--subtle);font-size:14px;font-weight:600;padding:6px 0}
.reset-link:hover{color:var(--ink)}

/* Cases section */
.cases-section{background:var(--inverse);color:#fff}
.cases-body{display:flex;flex-direction:column;gap:56px;padding:clamp(56px,9vw,96px) 0}
.case-item{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,400px),1fr));gap:clamp(24px,4vw,48px);padding-top:40px;border-top:1px solid #3A332C}
.case-copy{display:flex;flex-direction:column;gap:16px}
.case-n{font:500 12px 'IBM Plex Mono',monospace;color:#FF6B7F}
.case-copy h3{margin:0;font-size:clamp(28px,3.4vw,40px);font-weight:800;letter-spacing:-.03em}
.case-tag{align-self:flex-start;font:500 12px 'IBM Plex Mono',monospace;padding:5px 9px;border-radius:5px;background:rgba(255,255,255,.1);color:#E9E3DA}
.case-copy p{margin:0;font-size:17px;line-height:1.65;color:#D9D2C8}
.case-media{display:grid;grid-template-columns:1fr;gap:12px}
.case-media .img-slot-box{position:relative;width:100%;aspect-ratio:16/10;border-radius:14px;overflow:hidden;background:#2E2822}
.case-media .img-slot{background:repeating-linear-gradient(135deg,#2E2822,#2E2822 10px,#241f1a 10px,#241f1a 20px);color:#D9D2C8}

/* Contact */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,400px),1fr));gap:56px;align-items:start;padding:clamp(56px,9vw,96px) 0}
.contact-copy{display:flex;flex-direction:column;gap:14px}
.contact-copy p{margin:0;font-size:18px;line-height:1.6;color:var(--muted);max-width:460px}
.contact-info{margin-top:20px;display:flex;flex-direction:column;gap:6px;font-size:15px;color:var(--muted)}
.contact-info strong{color:var(--ink)}
.contact-form{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:clamp(20px,4vw,32px);display:flex;flex-direction:column;gap:20px}
.field-label{font-size:14px;font-weight:600}
.type-row{display:flex;flex-wrap:wrap;gap:8px}
.type-pill{cursor:pointer;font-size:14px;font-weight:500;padding:9px 14px;border-radius:999px;border:1.5px solid var(--line);background:var(--surface);color:var(--ink)}
.type-pill input{position:absolute;opacity:0;pointer-events:none}
.type-pill.selected{background:var(--red-text);color:#fff;border-color:var(--red-text)}
.two-col{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr));gap:16px}
.form-field{display:flex;flex-direction:column;gap:8px;font-size:14px;font-weight:600}
.form-field input,.form-field textarea{font-size:16px;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink);outline:none;width:100%}
.form-field input:focus,.form-field textarea:focus{border-color:var(--red-text)}
.hp-field{position:absolute;left:-9999px;top:-9999px}
.contact-sent{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:40px 32px;display:flex;flex-direction:column;gap:12px}
.contact-sent .icon{width:40px;height:40px;border-radius:50%;background:var(--red-text)}
.contact-sent strong{font-size:22px}

/* Footer */
.site-footer{border-top:1px solid var(--line);background:var(--bg);margin-top:auto}
.footer-inner{padding:48px 0 36px;display:flex;flex-direction:column;gap:36px}
.footer-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:32px;align-items:flex-start}
.footer-brand{display:flex;flex-direction:column;gap:10px}
.footer-brand .logo{font-size:22px}
.footer-family{display:flex;flex-direction:column;gap:12px}
.family-links{display:flex;flex-wrap:wrap;gap:8px}
.family-links a{font-weight:600;font-size:15px;color:var(--ink);padding:8px 12px;border:1px solid var(--line);border-radius:8px}
.family-links a:hover{border-color:var(--red-text);color:var(--ink)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:var(--subtle);border-top:1px solid var(--line);padding-top:20px}

@media (max-width:979px){
  .main-nav,.header-right.desktop-only{display:none}
}
@media (min-width:980px){
  .burger,.mobile-panel{display:none !important}
}