/* The Business Constellation — Pattern Diagnostic — app.css */
:root{
  --ink:#1A1A1A; --ivory:#FAF8F3; --stone:#D9D1C6; --coral:#F25F50;
  --ink70:rgba(26,26,26,.72); --ink45:rgba(26,26,26,.48); --ink15:rgba(26,26,26,.16);
  --ivory70:rgba(250,248,243,.72); --ivory45:rgba(250,248,243,.5); --ivory20:rgba(250,248,243,.22);
  --serif:"Playfair Display",Georgia,"Times New Roman",serif;
  --sans:"Helvetica Neue",Helvetica,Arial,system-ui,sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);
  --sat:env(safe-area-inset-top,0px); --sab:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
html{height:100%;-webkit-text-size-adjust:100%}
body{min-height:100%;background:#EFEBE3;color:var(--ink);font-family:var(--sans);font-weight:300;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
.serif{font-family:var(--serif);font-weight:400;letter-spacing:-.01em;line-height:1.12}
em{font-style:italic}

/* Frame: phone-width app, centered on desktop */
.frame{position:relative;max-width:480px;min-height:100dvh;margin:0 auto;background:var(--ivory);display:flex;flex-direction:column;overflow:hidden}
@media(min-width:520px){.frame{box-shadow:0 0 0 1px var(--ink15)}}
.frame.dark{background:var(--ink);color:var(--ivory)}

.progress{position:absolute;top:0;left:0;right:0;height:2px;background:var(--ink15);z-index:5;opacity:0;transition:opacity .3s}
.progress.on{opacity:1}
.progress span{display:block;height:100%;width:0;background:var(--ink);transition:width .5s var(--ease)}
.frame.dark .progress{background:var(--ivory20)} .frame.dark .progress span{background:var(--ivory)}

.top{position:absolute;top:0;left:0;right:0;z-index:4;display:flex;align-items:center;justify-content:space-between;height:calc(56px + var(--sat));padding:var(--sat) 20px 0}
.back{display:flex;align-items:center;gap:8px;height:44px;padding:0 4px;font-size:13px;letter-spacing:.04em;color:var(--ink70)}
.frame.dark .back{color:var(--ivory70)}
.chev{width:9px;height:9px;border-left:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin-left:2px}
.lang{margin-left:auto;display:flex;gap:2px}
.lang button{height:44px;padding:0 8px;font-size:12px;letter-spacing:.12em;color:var(--ink45)}
.lang button[aria-pressed="true"]{color:var(--ink)}
.frame.dark .lang button{color:var(--ivory45)} .frame.dark .lang button[aria-pressed="true"]{color:var(--ivory)}

main{flex:1;display:flex;flex-direction:column;position:relative;padding:calc(72px + var(--sat)) 24px calc(24px + var(--sab))}

/* Screens */
.screen{flex:1;display:flex;flex-direction:column;animation:enter .55s var(--ease) both}
.screen.exit{animation:exit .28s var(--ease) both}
.screen.exit.rev{animation-name:exitRev}
.screen.rev{animation-name:enterRev}
@keyframes enter{from{opacity:0;transform:translateX(28px)}to{opacity:1;transform:none}}
@keyframes enterRev{from{opacity:0;transform:translateX(-28px)}to{opacity:1;transform:none}}
@keyframes exit{to{opacity:0;transform:translateX(-24px)}}
@keyframes exitRev{to{opacity:0;transform:translateX(24px)}}

.grow{flex:1}
.kicker{font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink45);font-weight:400}
.frame.dark .kicker{color:var(--ivory45)}
h1.serif{font-size:clamp(34px,9.5vw,44px)}
h2.serif{font-size:clamp(26px,7.4vw,34px)}
.lead{font-size:17px;line-height:1.55;color:var(--ink70);max-width:32ch}
.frame.dark .lead{color:var(--ivory70)}
.rule{height:1px;background:var(--ink15);width:100%}
.frame.dark .rule{background:var(--ivory20)}

/* Buttons */
.btn{display:flex;align-items:center;justify-content:center;width:100%;min-height:56px;border-radius:999px;font-size:15px;font-weight:500;letter-spacing:.02em;text-decoration:none;transition:transform .15s var(--ease),opacity .2s}
.btn:active{transform:scale(.98)}
.btn.primary{background:var(--ink);color:var(--ivory)}
.frame.dark .btn.primary{background:var(--ivory);color:var(--ink)}
.btn.primary.coral{box-shadow:inset 0 -2px 0 var(--coral)}
.btn.ghost{min-height:44px;color:var(--ink70);font-weight:400}
.btn[disabled]{opacity:.5;pointer-events:none}
.btn:focus-visible,.opt:focus-visible,.choice:focus-visible,.back:focus-visible,.lang button:focus-visible,input:focus-visible{outline:2px solid currentColor;outline-offset:4px}

/* Welcome */
.welcome{justify-content:center;align-items:center;text-align:center}
.welcome .mark{width:min(62%,260px);opacity:0;transform:translateY(14px);animation:rise .9s var(--ease) .2s forwards}
.welcome .rule{width:36px;margin:36px auto;transform:scaleX(0);animation:draw .6s var(--ease) 1s forwards}
.welcome p.serif{font-size:clamp(22px,6.2vw,28px);opacity:0;animation:fade .8s var(--ease) 1.25s forwards}
.welcome .btn{margin-top:auto;opacity:0;transform:translateY(16px);animation:rise .7s var(--ease) 1.8s forwards}
.welcome.fast .mark,.welcome.fast .rule,.welcome.fast p.serif,.welcome.fast .btn{animation-delay:0s,0s,0s,0s}
@keyframes rise{to{opacity:1;transform:none}}
@keyframes draw{to{transform:scaleX(1)}}
@keyframes fade{to{opacity:1}}

/* Intro / choice */
.intro h1{margin-top:12px}
.intro .lead{margin-top:20px}
.meta{display:flex;gap:20px;margin-top:28px;padding-top:16px;border-top:1px solid var(--ink15);font-size:13px;color:var(--ink45)}
.choice{display:block;width:100%;text-align:left;padding:22px 0;border-top:1px solid var(--ink15);transition:transform .15s var(--ease)}
.choice:last-of-type{border-bottom:1px solid var(--ink15)}
.choice:active{transform:scale(.985)}
.choice .t{font-family:var(--serif);font-size:26px;line-height:1.1;display:flex;justify-content:space-between;align-items:center}
.choice .t::after{content:"";width:9px;height:9px;border-right:1.5px solid var(--ink45);border-top:1.5px solid var(--ink45);transform:rotate(45deg);flex:none;margin-left:16px}
.choice .l{margin-top:8px;font-size:15px;color:var(--ink70);max-width:34ch}

/* Question card */
.qwrap{flex:1;display:flex;flex-direction:column;touch-action:pan-y}
.card{flex:1;display:flex;flex-direction:column;will-change:transform;transition:transform .35s var(--ease)}
.card.dragging{transition:none}
.qn{font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink45)}
.q{margin-top:14px;font-size:clamp(26px,7.4vw,34px)}
.hint{margin-top:12px;font-size:13px;color:var(--ink45)}
.opts{margin-top:auto;padding-top:28px;display:flex;flex-direction:column}
.opt{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;min-height:60px;padding:16px 0;text-align:left;font-size:16px;line-height:1.35;color:var(--ink);border-top:1px solid var(--ink15);transition:background .2s,transform .15s var(--ease)}
.opt:last-child{border-bottom:1px solid var(--ink15)}
.opt::after{content:"";flex:none;width:12px;height:12px;border-radius:50%;border:1px solid var(--ink45);transition:background .2s,border-color .2s}
.opt.sel{transform:scale(.985)}
.opt.sel::after{background:var(--ink);border-color:var(--ink)}
.opt:active{background:rgba(26,26,26,.03)}

/* Lead capture */
.field{margin-top:36px}
.field label{display:block;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink45)}
.field input{width:100%;margin-top:10px;padding:14px 0;border:0;border-bottom:1px solid var(--ink);background:transparent;font-size:24px;font-family:var(--serif);color:var(--ink);border-radius:0}
.field input::placeholder{color:var(--ink15)}
.why{margin-top:14px;font-size:13px;color:var(--ink45)}
.err{margin-top:10px;font-size:13px;color:var(--coral);min-height:20px}

/* Reading (dark) */
.reading{position:relative;justify-content:center;align-items:center;text-align:center}
.reading .bg{position:absolute;inset:-72px -24px -24px;background:url(/assets/img/reading.jpg) center 30%/cover;opacity:.35;filter:sepia(.15)}
.reading .arc{position:relative;width:64px;height:64px}
.reading .arc circle{fill:none;stroke:var(--ivory);stroke-width:1;stroke-linecap:round;opacity:.9;transform-origin:50% 50%;animation:spin 1.6s linear infinite}
.reading .arc circle.track{stroke:var(--ivory20);animation:none}
@keyframes spin{to{transform:rotate(360deg)}}
.reading .status{position:relative;margin-top:28px;font-size:14px;letter-spacing:.08em;color:var(--ivory70);height:22px}

/* Reveal (dark) */
.reveal{justify-content:center;align-items:center;text-align:center}
.reveal .kicker{opacity:0;animation:fade .6s var(--ease) .1s forwards}
.reveal .name{margin-top:18px;overflow:hidden}
.reveal .name span{display:block;font-size:clamp(38px,10.5vw,52px);line-height:1.05;transform:translateY(110%);animation:up 1s var(--ease) .35s forwards}
.reveal .rule{width:36px;margin:28px auto;transform:scaleX(0);animation:draw .6s var(--ease) 1.1s forwards}
.reveal .def{font-size:17px;color:var(--ivory70);max-width:30ch;opacity:0;animation:fade .8s var(--ease) 1.3s forwards}
.reveal .btn{margin-top:auto;opacity:0;animation:fade .6s var(--ease) 2s forwards}
@keyframes up{to{transform:none}}

/* Result */
.result{padding-bottom:96px}
.result .head{padding-bottom:28px;border-bottom:1px solid var(--ink15)}
.result h1{margin-top:12px}
.result .def{margin-top:14px;font-size:17px;color:var(--ink70)}
.result .trace{margin-top:10px;font-size:13px;color:var(--ink45)}
.sec{padding:28px 0;border-bottom:1px solid var(--ink15);opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.sec.in{opacity:1;transform:none}
.sec h3{font-size:12px;letter-spacing:.24em;text-transform:uppercase;font-weight:400;color:var(--ink45)}
.sec p{margin-top:12px;font-size:16px;line-height:1.55;color:var(--ink)}
.sec p.serif{font-size:22px;line-height:1.25}
.sec ul{margin-top:12px;list-style:none}
.sec li{padding:10px 0;border-top:1px solid var(--ink15);font-size:15px;line-height:1.45}
.sec li:first-child{border-top:0;padding-top:0}
.offer{padding:32px 0 8px}
.offer h3.serif{font-size:22px;letter-spacing:-.01em;text-transform:none;color:var(--ink)}
.offer .m{margin-top:8px;font-size:13px;color:var(--ink45)}
.offer ul{margin-top:18px}
.offer .pl{margin-top:22px;font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink45)}
.offer .price{margin-top:6px;font-family:var(--serif);font-size:38px;line-height:1}
.result .retake{margin:28px auto 0;display:block;font-size:14px;color:var(--ink45);text-decoration:underline;text-underline-offset:4px}

.sticky{position:sticky;bottom:0;padding:12px 24px calc(12px + var(--sab));background:linear-gradient(to top,var(--ivory) 70%,rgba(250,248,243,0));z-index:6}

/* Sheet */
.scrim{position:fixed;inset:0;background:rgba(26,26,26,.5);z-index:20;opacity:0;transition:opacity .3s}
.scrim.on{opacity:1}
.sheet{position:fixed;left:50%;bottom:0;width:100%;max-width:480px;transform:translate(-50%,105%);background:var(--ivory);color:var(--ink);border-radius:24px 24px 0 0;padding:14px 24px calc(28px + var(--sab));z-index:21;transition:transform .45s var(--ease)}
.sheet.on{transform:translate(-50%,0)}
.handle{width:36px;height:4px;border-radius:2px;background:var(--stone);margin:0 auto 22px}
.sheet h2{font-size:28px}
.sheet p{margin-top:12px;font-size:16px;color:var(--ink70)}
.sheet .btn{margin-top:24px}
.sheet .note{margin-top:14px;font-size:13px;color:var(--ink45);text-align:center}

/* Footer */
.foot{margin-top:auto;padding-top:24px;font-size:12px;color:var(--ink45)}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-delay:0s!important;transition-duration:.01ms!important}
  .sec{opacity:1;transform:none}
}

/* ===== v1.1 — surfaces ===== */
/* Choice cards */
.choicewrap .cards{margin-top:24px;display:flex;flex-direction:column;gap:14px}
.ccard{position:relative;display:flex;flex-direction:column;border-radius:20px;overflow:hidden;background:var(--surface);text-align:left;transition:transform .2s var(--ease)}
.ccard .photo{display:block;width:100%;aspect-ratio:2/1;background:var(--stone) var(--img) var(--pos,50% 30%)/cover no-repeat}
.ccard:active{transform:scale(.98)}
.ccard .band{padding:16px 20px 18px;background:var(--surface);color:var(--ivory);display:block}
.ccard .t{display:flex;justify-content:space-between;align-items:center;font-family:var(--serif);font-size:26px;line-height:1.1}
.ccard .t::after{content:"";width:9px;height:9px;border-right:1.5px solid var(--ivory45);border-top:1.5px solid var(--ivory45);transform:rotate(45deg);flex:none;margin-left:16px}
.ccard .l{display:block;margin-top:6px;font-size:14px;color:var(--ivory70);max-width:34ch}

/* Question card stack */
main:has(.qwrap){padding-left:16px;padding-right:16px}
.stack{position:relative;flex:1;display:flex}
.stack .card{position:absolute;inset:0;display:flex;flex-direction:column;border-radius:22px;overflow:hidden;background:var(--ivory);box-shadow:0 18px 40px rgba(26,26,26,.16),0 0 0 1px var(--ink15)}
.stack .card.next{transform:scale(.94) translateY(18px);opacity:.9;transition:transform .5s var(--ease),opacity .5s}
.stack .card.next.rise{transform:none;opacity:1}
.stack .card.cur{transition:transform .5s var(--ease),opacity .5s}
.stack .card.cur.fly{transform:translateX(120%) rotate(9deg);opacity:0}
.stack .card.dragging{transition:none}
.stack .photo{position:relative;flex:none;aspect-ratio:4/3;max-height:42%;background:var(--stone) var(--img) var(--pos,50% 30%)/cover no-repeat}
.stack .photo .qn{position:absolute;left:20px;bottom:14px;padding:6px 10px;background:var(--ivory);color:var(--ink45);font-size:11px;letter-spacing:.22em;text-transform:uppercase}
.stack .panel{flex:1;display:flex;flex-direction:column;padding:22px 20px 16px}
.stack .q{margin-top:0;font-size:clamp(22px,6.2vw,28px)}
.stack .hint{margin-top:8px}
.stack .opts{padding-top:16px;gap:8px}
.stack .opt{min-height:54px;padding:12px 16px;border:1px solid var(--ink15)!important;border-radius:14px;font-size:15px;background:var(--ivory)}
.stack .opt.sel{background:var(--ink);color:var(--ivory)}
.stack .opt.sel::after{background:var(--ivory);border-color:var(--ivory)}
.stack .opt::after{width:10px;height:10px}
/* fallback if :has unsupported */
.qwrap{margin:0 -8px}

/* Result as stories */
main:has(.result){padding-left:0;padding-right:0;padding-bottom:0}
.result{padding-bottom:0;position:relative}
.segs{position:absolute;top:calc(58px + var(--sat) - 72px + 4px);left:20px;right:20px;display:flex;gap:4px;z-index:3}
.segs span{flex:1;height:2px;background:var(--ink15);border-radius:1px}
.segs span.on{background:var(--ink)}
.frame.dark .segs span{background:var(--ivory20)} .frame.dark .segs span.on{background:var(--ivory)}
.stories{flex:1;display:flex;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.stories::-webkit-scrollbar{display:none}
.slide{flex:0 0 100%;scroll-snap-align:start;display:flex;flex-direction:column;justify-content:center;padding:24px 24px 100px;min-height:calc(100dvh - 72px - var(--sat));overflow-y:auto}
.slide.dark{background:var(--ink);color:var(--ivory)}
.slide.dark .kicker{color:var(--ivory45)}
.slide h1{margin-top:12px;font-size:clamp(34px,9.5vw,44px)}
.slide .def{margin-top:14px;font-size:17px;color:var(--ink70)}
.slide .trace{margin-top:10px;font-size:13px;color:var(--ink45)}
.slide .big{margin-top:16px;font-size:clamp(24px,6.6vw,30px);line-height:1.25}
.slide .body{margin-top:18px;font-size:16px;line-height:1.55;color:var(--ink70)}
.slide.dark .body{color:var(--ivory70)}
.slide ul{margin-top:18px;list-style:none}
.slide li{padding:16px 0;border-top:1px solid var(--ink15);font-family:var(--serif);font-size:21px;line-height:1.25}
.slide.s-offer{justify-content:flex-start;padding-top:36px;padding-bottom:calc(160px + var(--sab))}
.slide .offer{margin-top:22px;padding:0}
.slide .offer li{font-family:var(--sans);font-size:15px;padding:10px 0}
.taps{position:absolute;inset:0;display:flex;pointer-events:none}
.taps .tap{flex:1;pointer-events:auto;opacity:0}
.taps .tap.r{flex:2}
.slide button,.slide a{position:relative;z-index:2}
.slide .retake{margin:28px auto 0;display:block;font-size:14px;color:var(--ink45);text-decoration:underline;text-underline-offset:4px}
.sticky{position:absolute;left:0;right:0;bottom:0}
.frame.dark .sticky{background:linear-gradient(to top,var(--ink) 70%,rgba(26,26,26,0))}
.stack .card.next .panel{padding-top:22px}
.stack .card.next .q{opacity:.35}


/* ===== v1.3 — light/dark rhythm ===== */
:root{--surface:#232220;--surface2:#2B2A27;--line:rgba(250,248,243,.16)}
body{background:#0F0F0E}
.frame::before{content:"";position:absolute;inset:0;pointer-events:none;z-index:0;opacity:.05;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .8 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}
.frame.dark::before{opacity:.06;filter:invert(1)}
main{position:relative;z-index:1}
.top,.progress{z-index:5}
.sticky{position:absolute;left:0;right:0;bottom:0;z-index:6}
@media(min-width:520px){.frame{box-shadow:0 0 0 1px var(--ink15),0 40px 80px rgba(0,0,0,.45)}}
.frame{transition:background .4s,color .4s}

/* Dark screens (welcome, reading, reveal, dark stories) */
.frame.dark .btn.primary{background:var(--ivory);color:var(--ink)}
.frame.dark .btn.primary.coral{box-shadow:inset 0 -2px 0 var(--coral)}
.frame.dark .field input{color:var(--ivory);border-bottom-color:var(--ivory)}
.frame.dark .sticky{background:linear-gradient(to top,var(--ink) 70%,rgba(26,26,26,0))}
.frame.dark .segs span{background:var(--line)} .frame.dark .segs span.on{background:var(--ivory)}

/* Choice cards: dark objects on ivory */
.ccard{background-color:var(--surface);box-shadow:0 16px 40px rgba(26,26,26,.28)}
.ccard .band{background:var(--surface);border-top:1px solid var(--line)}

/* Question stack: dark card as the object on ivory ground */
.stack .card{background:var(--surface);color:var(--ivory);box-shadow:0 24px 60px rgba(26,26,26,.35)}
.stack .card.next{background:var(--surface2)}
.stack .photo .qn{background:var(--ink);color:var(--ivory70)}
.stack .q{color:var(--ivory)}
.stack .hint{color:var(--ivory45)}
.stack .opt{background:transparent;border:1px solid var(--line)!important;color:var(--ivory)}
.stack .opt::after{border-color:var(--ivory45)}
.stack .opt:active{background:rgba(250,248,243,.06)}
.stack .opt.sel{background:var(--ivory);color:var(--ink)}
.stack .opt.sel::after{background:var(--ink);border-color:var(--ink)}

/* Stories: each slide carries its own ground; the frame follows */
.slide{background:var(--ivory);color:var(--ink)}
.slide.dark{background:var(--ink);color:var(--ivory)}
.slide.dark .kicker{color:var(--ivory45)} .slide.dark .def,.slide.dark .body{color:var(--ivory70)} .slide.dark .trace{color:var(--ivory45)}
.slide.dark li{border-top-color:var(--line)}
.slide.dark .offer h3{color:var(--ivory)} .slide.dark .offer .m,.slide.dark .offer .pl{color:var(--ivory45)}
.slide.dark .retake{color:var(--ivory45)}

/* Sheet always light */
.sheet .btn.primary{background:var(--ink);color:var(--ivory)}

.stack .panel{overflow-y:auto}
@media(max-height:720px){.stack .photo{max-height:30%}.stack .q{font-size:clamp(20px,5.6vw,24px)}.stack .opt{min-height:48px;padding:10px 14px;font-size:14px}.stack .opts{gap:6px;padding-top:12px}.stack .hint{display:none}}

/* choice: compact on short screens */
@media(max-height:760px){.ccard .photo{aspect-ratio:16/7}.ccard .t{font-size:22px}.ccard .l{display:none}}
/* story nav */
.nav{position:absolute;left:24px;right:24px;bottom:calc(88px + var(--sab));display:flex;align-items:center;justify-content:space-between;z-index:7}
.arrow{width:44px;height:44px;border-radius:50%;border:1px solid var(--ink15);display:flex;align-items:center;justify-content:center;background:var(--ivory);color:var(--ink);transition:opacity .2s,transform .15s var(--ease)}
.arrow::before{content:"";width:9px;height:9px;border-left:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin-left:3px}
.arrow.next::before{transform:rotate(-135deg);margin-left:-3px}
.arrow:active{transform:scale(.95)}
.arrow[disabled]{opacity:.3}
.counter{font-size:12px;letter-spacing:.2em;color:var(--ink45)}
.frame.dark .arrow{background:var(--ink);color:var(--ivory);border-color:var(--line)}
.frame.dark .counter{color:var(--ivory45)}
.slide{padding-bottom:156px}
.slide .sitelink{display:block;margin:26px auto 0;text-align:center;font-size:13px;letter-spacing:.2em;text-transform:uppercase;color:inherit;text-decoration:none;border-bottom:1px solid currentColor;width:max-content;padding-bottom:6px}
.slide .retake{margin-top:18px}