/* =====================================================================
   Solveify101: scroll story
   A spreadsheet turns into tools as you scroll. Brand red and blue,
   ink text on white, comfortable sizes on laptops.
   ===================================================================== */
:root{
  --red:#FF3E3E;
  --red-ink:#D92B2B;
  --blue:#3366FF;
  --blue-deep:#1F47D6;
  --ink:#1B1F2A;
  --slate:#5E6676;
  --line:#E2E6EE;
  --mist:#F3F5F9;
  --paper:#FFFFFF;
  --grid:#DADFE8;
  --night:#0E1220;
  --display:"Archivo","Arial Narrow",system-ui,sans-serif;
  --body:"DM Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"Space Mono",ui-monospace,monospace;
  --nav:64px;
  --gutter:24px;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav) + 12px)}
body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.6 var(--body);-webkit-font-smoothing:antialiased}
body.is-locked{overflow:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
button{font:inherit;color:inherit;cursor:pointer}
h1,h2,h3,p{margin:0}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:6px}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-9999px;top:8px;z-index:200;background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px}
.skip:focus{left:12px}
.wrap{max-width:1240px;margin:0 auto;padding:0 var(--gutter)}
h2{font:800 clamp(1.75rem,2.6vw,2.35rem)/1.08 var(--display);font-stretch:110%;letter-spacing:-.022em}
h3{font:750 1.12rem/1.25 var(--display);font-stretch:104%;letter-spacing:-.01em}
.lead{font-size:1.06rem;line-height:1.6;color:var(--slate)}
.sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px 48px;align-items:end;margin-bottom:28px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 20px;border-radius:12px;border:2px solid transparent;
  font:700 15px/1 var(--body);text-decoration:none;white-space:nowrap;cursor:pointer;transition:background-color .18s,color .18s,border-color .18s,transform .18s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn svg{width:17px;height:17px;flex:none;fill:none;stroke:currentColor}
.btn-blue{background:var(--blue);color:#fff}.btn-blue:hover{background:var(--blue-deep)}
.btn-red{background:var(--red-ink);color:#fff}.btn-red:hover{background:#B91F1F}
.btn-ink{background:var(--ink);color:#fff}.btn-ink:hover{background:#000}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent}.btn-line:hover{background:var(--ink);color:#fff}
.btn-white{background:#fff;color:var(--blue-deep)}.btn-white:hover{background:#EEF2FF}
.btn-line-light{border-color:#fff;color:#fff;background:transparent}.btn-line-light:hover{background:#fff;color:var(--blue-deep)}
.btn-sm{height:38px;padding:0 14px;font-size:14px;border-radius:10px}
.badge-live{display:inline-flex;align-items:center;gap:6px;height:22px;padding:0 9px 0 8px;border-radius:999px;background:var(--red-ink);color:#fff;font:700 12px/1 var(--body);white-space:nowrap;vertical-align:middle}
.badge-live::before{content:"";width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{50%{opacity:.35;transform:scale(.7)}}

/* ---------- Brand ---------- */
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand svg{width:14px;height:27px;flex:none}
.wordmark{font:800 19px/1 var(--display);font-stretch:110%;letter-spacing:-.02em}
.wordmark b{font-family:var(--mono);font-weight:700;letter-spacing:-.04em;margin-left:1px}
.brand-light{color:#fff}

/* ---------- Navigation ---------- */
.nav{position:sticky;top:0;z-index:50;height:var(--nav);background:rgba(255,255,255,.86);backdrop-filter:blur(14px) saturate(1.4);-webkit-backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid transparent;transition:border-color .2s}
.nav.is-scrolled{border-bottom-color:var(--line)}
.nav-in{max-width:1240px;height:100%;margin:0 auto;padding:0 var(--gutter);display:flex;align-items:center;gap:20px}
.nav-links{position:relative;display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{position:relative;z-index:1;padding:8px 14px;border-radius:999px;text-decoration:none;font:600 15px/1 var(--body);color:var(--slate);transition:color .2s}
.nav-links a:hover,.nav-links a.is-on{color:var(--ink)}
.nav-ind{position:absolute;z-index:0;top:50%;left:0;height:34px;width:0;margin-top:-17px;border-radius:999px;background:var(--mist);opacity:0;
  transition:transform .4s var(--ease),width .4s var(--ease),opacity .25s}
.nav-progress{position:absolute;left:0;right:0;bottom:-1px;height:3px;overflow:hidden}
.nav-progress span{display:block;height:100%;width:100%;transform-origin:0 50%;transform:scaleX(var(--read,0));background:linear-gradient(90deg,var(--red),var(--blue))}
.nav-menu{display:none;position:relative;width:44px;height:44px;border:0;border-radius:12px;background:var(--mist)}
.nav-menu span[aria-hidden]{position:absolute;left:13px;right:13px;height:2px;border-radius:2px;background:var(--ink);transition:transform .3s var(--ease)}
.nav-menu span:nth-child(1){top:17px}.nav-menu span:nth-child(2){top:25px}
.nav-menu[aria-expanded="true"] span:nth-child(1){transform:translateY(4px) rotate(45deg)}
.nav-menu[aria-expanded="true"] span:nth-child(2){transform:translateY(-4px) rotate(-45deg)}
.menu{position:fixed;inset:var(--nav) 0 0 0;z-index:49;background:#fff;padding:20px var(--gutter)}
.menu[hidden]{display:none}
.menu nav{display:grid;gap:4px}
.menu a{display:block;padding:14px 4px;border-bottom:1px solid var(--line);font:800 28px/1.1 var(--display);font-stretch:108%;letter-spacing:-.02em;text-decoration:none;
  opacity:0;transform:translateY(16px);animation:menu-in .45s var(--ease) forwards}
.menu a:nth-child(2){animation-delay:.05s}.menu a:nth-child(3){animation-delay:.1s}.menu a:nth-child(4){animation-delay:.15s;color:var(--blue)}
@keyframes menu-in{to{opacity:1;transform:none}}

/* ---------- Hero ---------- */
.hero{position:relative;height:250vh;background:
  linear-gradient(var(--paper),rgba(255,255,255,0) 30%),
  radial-gradient(900px 500px at 85% 30%,rgba(51,102,255,.08),transparent 70%),
  radial-gradient(700px 420px at 10% 90%,rgba(255,62,62,.07),transparent 70%)}
.hero-pin{position:sticky;top:var(--nav);height:calc(100vh - var(--nav));display:flex;align-items:center;overflow:hidden}
.hero-grid{width:100%;display:grid;grid-template-columns:minmax(0,4.6fr) minmax(0,7.4fr);gap:48px;align-items:center}
.stages{display:grid}
.stage{grid-area:1/1;align-self:start;opacity:0;transform:translateY(22px);pointer-events:none;transition:opacity .45s var(--ease),transform .55s var(--ease)}
.stage.is-on{opacity:1;transform:none;pointer-events:auto}
.stage.is-past{transform:translateY(-22px)}
.stage-h{font:850 clamp(2.15rem,3.7vw,3.35rem)/1.02 var(--display);font-stretch:112%;letter-spacing:-.03em;margin-bottom:16px;text-wrap:balance}
.stage[data-stage="0"] .stage-h{color:var(--ink)}
.stage-p{font-size:1.08rem;line-height:1.6;color:var(--slate);max-width:30em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-meter{display:flex;align-items:center;gap:12px;margin-top:26px;font:600 13.5px/1.3 var(--body);color:var(--slate)}
.meter{position:relative;flex:none;width:120px;height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.meter i{position:absolute;inset:0;transform-origin:0 50%;transform:scaleX(var(--p,0));background:linear-gradient(90deg,var(--red),var(--blue))}

/* the spreadsheet */
.sheet{--cols:6;--rows:4;--p:0;position:relative;padding:12px 14px 16px;border-radius:18px;background:#fff;
  box-shadow:0 0 0 1px var(--line),0 40px 80px -48px rgba(27,31,42,.45)}
.fx{display:flex;align-items:center;gap:10px;height:34px;margin-bottom:10px;padding:0 12px;border-radius:9px;background:var(--mist);font:400 13px/1 var(--mono);color:var(--slate);overflow:hidden;white-space:nowrap}
.fx-k{font-weight:700;font-style:italic;color:var(--ink);padding-right:10px;border-right:1px solid var(--grid)}
.fx-v{overflow:hidden;text-overflow:ellipsis}
.sheet-cols{display:grid;grid-template-columns:calc((1 - var(--p))*28px) repeat(var(--cols),minmax(0,1fr));gap:calc(1px + var(--p)*9px);height:calc((1 - var(--p))*22px);margin-bottom:calc(1px + var(--p)*9px);opacity:calc(1 - var(--p)*2.2);overflow:hidden}
.sheet-cols::before{content:""}
.sheet-cols span,.sheet-rows span{display:grid;place-items:center;font:700 11.5px/1 var(--mono);color:var(--slate);background:var(--mist);border-radius:4px}
.sheet-cols span{height:22px}
.sheet-main{display:grid;grid-template-columns:calc((1 - var(--p))*28px) minmax(0,1fr);gap:calc((1 - var(--p))*1px)}
.sheet-rows{display:grid;grid-template-rows:repeat(var(--rows),minmax(0,1fr));gap:calc(1px + var(--p)*9px);opacity:calc(1 - var(--p)*2.2);overflow:hidden}
.sheet-cols span:nth-child(n+7),.sheet-rows span:nth-child(n+5){display:none}
.cells{display:grid;grid-template-columns:repeat(var(--cols),minmax(0,1fr));gap:calc(1px + var(--p)*9px);list-style:none;margin:0;padding:0;
  box-shadow:0 0 0 1px rgba(218,223,232,calc(1 - var(--p)*1.6))}
.cell{position:relative;aspect-ratio:1.08;perspective:700px}
.cell-btn{position:absolute;inset:0;width:100%;padding:0;border:0;background:none;border-radius:12px}
.cell-in{position:absolute;inset:0;transform-style:preserve-3d;will-change:transform}
.face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:hidden}
.face-sheet{display:flex;align-items:flex-start;padding:7px 8px;background:#fff;outline:1px solid var(--grid);font:400 12px/1.25 var(--mono);color:#3A4152;text-align:left;word-break:break-all}
.face-sheet.is-err{background:#FFF1F1;color:var(--red-ink);font-weight:700}
.face-app{transform:rotateY(180deg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:6px 5px;border-radius:16px;text-align:center;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 12px 24px -14px rgba(27,31,42,.55)}
.fa-ic{display:grid;place-items:center;flex:none;width:30px;height:30px}
.fa-ic svg{width:27px;height:27px}
.fa-ic img{width:30px;height:30px;border-radius:8px}
.fa-name{font:700 12.5px/1.18 var(--body);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.fa-planning{background:linear-gradient(160deg,#5C88FF,#2A55E6);color:#fff}
.fa-money{background:linear-gradient(160deg,#fff,#EDF0F6);color:var(--ink);box-shadow:inset 0 0 0 1px var(--line),0 12px 24px -14px rgba(27,31,42,.4)}
.fa-money .fa-ic{color:var(--red)}
.fa-business{background:linear-gradient(160deg,#FF6A6A,#E52E2E);color:#fff}
.fa-life{background:linear-gradient(160deg,#343C51,#141821);color:#fff}
.live-dot{position:absolute;top:8px;right:8px;width:10px;height:10px;border-radius:50%;background:var(--red);box-shadow:0 0 0 2px #fff}
.fa-business .live-dot,.fa-planning .live-dot{background:#fff;box-shadow:0 0 0 2px var(--red)}
.cell.is-app .cell-btn:hover .cell-in{filter:brightness(1.06)}
.cell.is-app .cell-btn:hover{transform:translateY(-3px)}
.cell-btn{transition:transform .2s var(--ease)}

/* ---------- App icons (cards, story) ---------- */
.ai{--s:52px;position:relative;display:grid;place-items:center;flex:none;width:var(--s);height:var(--s);border-radius:23%;overflow:hidden;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 6px 14px -8px rgba(27,31,42,.55)}
.ai svg{width:54%;height:54%}
.ai img{width:100%;height:100%;object-fit:cover}
.ai-planning{background:linear-gradient(160deg,#5C88FF,#2A55E6);color:#fff}
.ai-money{background:linear-gradient(160deg,#fff,#E9EDF5);color:var(--red);box-shadow:inset 0 0 0 1px var(--line),0 6px 14px -8px rgba(27,31,42,.4)}
.ai-business{background:linear-gradient(160deg,#FF6A6A,#E52E2E);color:#fff}
.ai-life{background:linear-gradient(160deg,#343C51,#141821);color:#fff}

/* ---------- Tools ---------- */
.tools{position:relative;padding:96px 0 104px;background:#fff}
.finder{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:14px}
.search{display:flex;align-items:center;gap:10px;flex:1 1 280px;max-width:380px;height:48px;padding:0 14px;border-radius:14px;border:1.5px solid var(--line);background:#fff;color:var(--slate);transition:border-color .2s,box-shadow .2s}
.search:focus-within{border-color:var(--blue);box-shadow:0 0 0 4px rgba(51,102,255,.14)}
.search svg{width:19px;height:19px;flex:none}
.search input{flex:1;min-width:0;border:0;outline:0;background:none;font:500 16px var(--body);color:var(--ink)}
.chips{position:relative;display:flex;gap:4px;padding:4px;border-radius:14px;background:var(--mist);overflow-x:auto;scrollbar-width:none;max-width:100%}
.chips::-webkit-scrollbar{display:none}
.chip{position:relative;z-index:1;flex:none;display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 14px;border:0;border-radius:11px;background:none;
  font:600 14.5px/1 var(--body);color:var(--slate);white-space:nowrap;transition:color .25s}
.chip span{font:700 12px/1 var(--mono);opacity:.7}
.chip[aria-pressed="true"]{color:#fff}
.chip-ind{position:absolute;z-index:0;top:4px;left:0;height:40px;width:0;border-radius:11px;background:var(--ink);transition:transform .45s var(--ease),width .45s var(--ease)}
.count{margin:0 0 16px;font:600 14px var(--body);color:var(--slate)}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;list-style:none;margin:0;padding:0}
.tc[hidden]{display:none}
.tcard{display:flex;flex-direction:column;align-items:flex-start;gap:14px;width:100%;height:100%;padding:20px 18px 16px;border:1px solid var(--line);border-radius:18px;background:#fff;text-align:left;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.tcard:hover{transform:translateY(-5px);border-color:transparent;box-shadow:0 26px 50px -30px rgba(27,31,42,.45),0 0 0 1px var(--line)}
.tcard:hover .tc-ic{transform:rotate(-6deg) scale(1.06)}
.tc-ic{transition:transform .35s var(--ease)}
.tc-txt{display:block}
.tc-name{display:block;font:780 1.08rem/1.2 var(--display);font-stretch:104%;letter-spacing:-.01em;margin-bottom:5px}
.tc-line{display:block;font-size:14.5px;line-height:1.45;color:var(--slate)}
.tc-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;padding-top:4px}
.tc-more{margin-left:auto;font:700 13.5px/1 var(--body);color:var(--blue-deep);display:inline-flex;align-items:center;gap:6px}
.tc-more::after{content:"";width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(-45deg);transition:transform .25s var(--ease)}
.tcard:hover .tc-more::after{transform:translateX(4px) rotate(-45deg)}
.empty{padding:30px 0;color:var(--slate)}
.empty a{color:var(--blue-deep);font-weight:700}

/* ---------- Story ---------- */
.story{padding:104px 0 96px;background:var(--mist)}
.story-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:56px}
.story-stick{position:sticky;top:calc(var(--nav) + 40px)}
.story-stick .lead{margin:14px 0 26px;max-width:22em}
.rail{position:relative;width:4px;height:180px;border-radius:2px;background:var(--grid);overflow:hidden}
.rail i{position:absolute;inset:0;transform-origin:50% 0;transform:scaleY(var(--sp,0));background:linear-gradient(var(--red),var(--blue))}
.chapters{list-style:none;margin:0;padding:0;display:grid;gap:22px}
.chapter{display:grid;grid-template-columns:220px minmax(0,1fr);gap:28px;align-items:center;padding:24px;border-radius:22px;background:#fff;
  box-shadow:0 0 0 1px var(--line);opacity:0;transform:translateY(40px);transition:opacity .6s var(--ease),transform .7s var(--ease)}
.chapter.in{opacity:1;transform:none}
.ch-txt h3{font-size:1.28rem;margin-bottom:8px}
.ch-txt p{color:#3A4152;font-size:16px}
.art{height:150px;border-radius:14px;background:var(--mist);position:relative;overflow:hidden}
/* art 1: broken spreadsheet */
.art-sheet{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1px;padding:1px;background:var(--grid);font:400 11.5px/1 var(--mono)}
.art-sheet span{display:flex;align-items:center;padding:0 7px;background:#fff;color:#3A4152;white-space:nowrap;overflow:hidden}
.art-sheet span:nth-child(3n+1){font-weight:700;background:#FAFBFD}
.art-sheet span:is(:nth-child(5),:nth-child(9),.err){color:var(--red-ink);font-weight:700}
.chapter.in .art-sheet .err{animation:blink 1.1s steps(2,end) infinite}
@keyframes blink{50%{background:#FFE1E1}}
/* art 2: subscription bill */
.art-bill{display:flex;flex-direction:column;justify-content:flex-start;gap:7px;padding:12px 16px 40px;background:#fff;box-shadow:inset 0 0 0 1px var(--line)}
.bill-row{display:flex;justify-content:space-between;gap:8px;font-size:13px;color:var(--slate);border-bottom:1px dashed var(--line);padding-bottom:6px}
.bill-row b{color:var(--ink)}
.bill-stamp{position:absolute;right:12px;bottom:10px;padding:4px 9px;border:2px solid var(--red-ink);border-radius:6px;color:var(--red-ink);font:700 11px/1 var(--mono);text-transform:none;
  transform:rotate(-8deg) scale(1.6);opacity:0;transition:transform .35s .5s var(--ease),opacity .2s .5s}
.chapter.in .bill-stamp{transform:rotate(-8deg) scale(1);opacity:1}
/* art 3: one file becomes an app */
.art-file{display:flex;align-items:center;justify-content:center;gap:12px;background:linear-gradient(160deg,#EEF2FF,#F7F9FF)}
.file{display:flex;flex-direction:column;align-items:center;gap:6px;color:var(--ink)}
.file svg{width:40px;height:40px;fill:#fff;stroke:var(--ink)}
.file small{font:700 9.5px/1 var(--mono);white-space:nowrap}
.file-arrow{width:26px;height:2px;background:var(--ink);position:relative}
.file-arrow::after{content:"";position:absolute;right:-1px;top:-4px;width:8px;height:8px;border-right:2px solid var(--ink);border-top:2px solid var(--ink);transform:rotate(45deg)}
.mini-app{display:flex;align-items:center;gap:9px;padding:10px;border-radius:12px;background:var(--night);transform:scale(.6);opacity:0;transition:transform .5s .35s var(--ease),opacity .3s .35s}
.chapter.in .mini-app{transform:none;opacity:1}
.mini-ring svg{width:40px;height:40px;transform:rotate(-90deg)}
.mini-ring circle{fill:none;stroke-width:5;stroke:rgba(255,255,255,.15)}
.mini-ring .ring-fill{stroke:var(--blue);stroke-linecap:round;stroke-dasharray:88;stroke-dashoffset:88;transition:stroke-dashoffset 1.1s .7s var(--ease)}
.chapter.in .ring-fill{stroke-dashoffset:24}
.mini-bars{display:flex;align-items:flex-end;gap:4px;height:38px}
.mini-bars i{width:7px;border-radius:2px;background:var(--red);height:4px;transition:height .6s var(--ease)}
.chapter.in .mini-bars i:nth-child(1){height:20px;transition-delay:.8s}
.chapter.in .mini-bars i:nth-child(2){height:34px;transition-delay:.88s;background:var(--blue)}
.chapter.in .mini-bars i:nth-child(3){height:14px;transition-delay:.96s}
.chapter.in .mini-bars i:nth-child(4){height:28px;transition-delay:1.04s;background:var(--blue)}
/* art 4: many tools */
.art-icons{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;place-items:center;padding:12px;background:linear-gradient(160deg,#FFF3F3,#F2F5FF)}
.art-icons .ai{--s:30px;border-radius:8px;transform:scale(0);transition:transform .4s var(--ease)}
.chapter.in .art-icons .ai{transform:none}
.art-icons .ai:nth-child(2){transition-delay:.06s}.art-icons .ai:nth-child(3){transition-delay:.12s}.art-icons .ai:nth-child(4){transition-delay:.18s}
.art-icons .ai:nth-child(5){transition-delay:.24s}.art-icons .ai:nth-child(6){transition-delay:.3s}.art-icons .ai:nth-child(7){transition-delay:.36s}
.art-icons .ai:nth-child(8){transition-delay:.42s}.art-icons .ai:nth-child(9){transition-delay:.48s}.art-icons .ai:nth-child(10){transition-delay:.54s}
.art-icons .ai:nth-child(11){transition-delay:.6s}.art-icons .ai:nth-child(12){transition-delay:.66s}
/* sign-off: the logo pieces join */
.signoff{display:flex;flex-direction:column;align-items:center;text-align:center;margin-top:64px}
.join{position:relative;display:block;width:44px;height:84px;margin-bottom:22px}
.join svg{position:absolute;left:0;width:44px}
.join-top{top:0;transform:translateY(-34px) rotate(-14deg);opacity:0;transition:transform .9s var(--ease),opacity .5s}
.join-bottom{bottom:0;transform:translateY(34px) rotate(14deg);opacity:0;transition:transform .9s var(--ease),opacity .5s}
.signoff.in .join-top,.signoff.in .join-bottom{transform:none;opacity:1}
.quote{max-width:24em;font:800 clamp(1.4rem,2.4vw,1.9rem)/1.2 var(--display);font-stretch:108%;letter-spacing:-.018em;text-wrap:balance}
.sig{margin-top:14px;color:var(--slate);font-size:15px}
.sig b{display:block;color:var(--ink)}
.signoff .quote,.signoff .sig{opacity:0;transform:translateY(16px);transition:opacity .6s .4s var(--ease),transform .7s .4s var(--ease)}
.signoff.in .quote,.signoff.in .sig{opacity:1;transform:none}

/* ---------- Promise band ---------- */
.band{overflow:hidden;background:var(--ink);color:#fff;padding:26px 0}
.band-track{display:flex;width:max-content;animation:marquee 38s linear infinite}
.band:hover .band-track{animation-play-state:paused}
.band-set{display:flex;align-items:center}
.band-item{font:800 clamp(1.3rem,2.2vw,1.8rem)/1 var(--display);font-stretch:112%;letter-spacing:-.015em;white-space:nowrap;padding:0 28px}
.band-mark{width:13px;height:25px;flex:none}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- How it works ---------- */
.how{padding:96px 0 100px}
.steps{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;list-style:none;margin:0;padding:0}
.steps::before{content:"";position:absolute;top:31px;left:32px;right:calc(33.3% - 8px);height:3px;border-radius:2px;background:linear-gradient(90deg,var(--red),var(--blue));
  transform-origin:0 50%;transform:scaleX(0);transition:transform 1.4s var(--ease)}
.steps.in::before{transform:scaleX(1)}
.step{position:relative}
.step-ic{position:relative;z-index:1;display:grid;place-items:center;width:64px;height:64px;margin-bottom:20px;border-radius:20px;background:#fff;color:var(--ink);
  box-shadow:0 0 0 1px var(--line),0 14px 30px -18px rgba(27,31,42,.45);transform:scale(.6);opacity:0;transition:transform .55s var(--ease),opacity .4s}
.step-ic svg{width:28px;height:28px}
.step:nth-child(1) .step-ic{color:var(--red)}
.step:nth-child(2) .step-ic{color:var(--blue);transition-delay:.45s}
.step:nth-child(3) .step-ic{transition-delay:.9s}
.steps.in .step-ic{transform:none;opacity:1}
.step h3{font-size:1.2rem;margin-bottom:6px}
.step p{color:var(--slate);max-width:24em}

/* ---------- Closer ---------- */
.closer{padding:0 0 96px}
.closer-in{display:flex;flex-direction:column;align-items:center;text-align:center;padding:64px 32px;border-radius:28px;
  background:var(--blue);color:#fff;position:relative;overflow:hidden;opacity:0;transform:scale(.96);transition:opacity .6s var(--ease),transform .7s var(--ease)}
.closer-in.in{opacity:1;transform:none}
.closer-in::before,.closer-in::after{content:"";position:absolute;width:240px;height:188px;background:var(--red);opacity:.9;
  clip-path:polygon(4% 0,96% 0,100% 5%,100% 100%,50% 51%,0 100%,0 5%)}
.closer-in::before{left:-60px;top:-70px;transform:rotate(-12deg)}
.closer-in::after{right:-70px;bottom:-90px;background:#fff;opacity:.12;transform:rotate(168deg)}
.closer h2{color:#fff;position:relative}
.closer p{position:relative;margin-top:10px;color:#E3E9FF;font-size:1.08rem}
.closer .hero-actions{position:relative;justify-content:center}

/* ---------- Tool details ---------- */
.sheet-wrap{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:28px 20px}
.sheet-wrap[hidden]{display:none}
.sheet-backdrop{position:absolute;inset:0;background:rgba(14,18,32,.55);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.detail{position:relative;width:min(820px,100%);max-height:min(88vh,860px);overflow:auto;overscroll-behavior:contain;border-radius:26px;background:#fff;
  box-shadow:0 50px 120px -40px rgba(0,0,0,.6);transform-origin:0 0}
.detail:focus{outline:none}
.detail-x{position:sticky;top:14px;float:right;z-index:3;width:40px;height:40px;margin:14px 14px -54px 0;display:grid;place-items:center;border:0;border-radius:12px;background:var(--mist);color:var(--ink)}
.detail-x:hover{background:var(--line)}
.detail-x svg{width:18px;height:18px}
.d-hero{display:grid;grid-template-columns:auto minmax(0,1fr);gap:22px;align-items:center;padding:30px 32px 26px}
.d-hero .ai{--s:96px}
.d-cat{font:700 13.5px/1 var(--body);color:var(--blue-deep);margin-bottom:8px}
.d-hero h2{font-size:clamp(1.7rem,3vw,2.3rem);margin-bottom:6px;padding-right:44px}
.d-line{color:var(--slate);font-size:1.04rem}
.d-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.d-sec{padding:22px 32px;border-top:1px solid var(--line)}
.d-sec h3{margin-bottom:12px}
.d-shots{padding:0 32px 6px}
.d-shots img{border-radius:14px;border:1px solid var(--line)}
.d-phones{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:12px}
.d-phones img{aspect-ratio:390/560;object-fit:cover;object-position:top;border-radius:16px;background:var(--night);border:0}
.d-feat{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 24px;list-style:none;margin:0;padding:0}
.d-feat li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px}
.d-feat svg{width:19px;height:19px;flex:none;margin-top:2px;color:var(--blue)}
.d-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;list-style:none;margin:0;padding:0}
.d-facts li{padding:12px 14px;border-radius:14px;background:var(--mist)}
.d-facts b{display:block;font:780 1rem/1.25 var(--display);font-stretch:104%}
.d-facts span{font-size:13px;color:var(--slate)}
.notify{padding:18px 20px;border-radius:16px;background:#EEF2FF}
.notify p{color:#3A4152;margin-bottom:12px;font-size:15px}
.notify-form{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}
.notify-form input[type=email]{height:46px;padding:0 14px;border-radius:12px;border:1.5px solid #C8D3F0;background:#fff;font:16px var(--body);color:var(--ink);outline:none;min-width:0}
.notify-form input[type=email]:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(51,102,255,.16)}
.consent{grid-column:1/-1;display:flex;gap:9px;align-items:flex-start;font-size:13px;line-height:1.45;color:var(--slate);cursor:pointer}
.consent input{width:16px;height:16px;margin-top:2px;flex:none;accent-color:var(--blue)}
.consent a{color:inherit}
.form-msg{grid-column:1/-1;font-size:14px;font-weight:700;color:var(--blue-deep)}
.form-msg.is-err{color:var(--red-ink)}
.d-more{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.d-more button{display:flex;align-items:center;gap:10px;padding:8px 14px 8px 8px;border:1px solid var(--line);border-radius:14px;background:#fff;font:700 14px/1.2 var(--body);transition:border-color .2s,transform .2s var(--ease)}
.d-more button:hover{border-color:var(--ink);transform:translateY(-2px)}
.d-more .ai{--s:34px;border-radius:9px}

/* ---------- Simple pages ---------- */
.page{padding:56px 0 88px;background:var(--mist)}
.doc{max-width:760px;margin:0 auto;padding:40px 44px;border-radius:24px;background:#fff;box-shadow:0 0 0 1px var(--line)}
.doc h1{font:850 clamp(2rem,4vw,2.8rem)/1.05 var(--display);font-stretch:110%;letter-spacing:-.025em;margin-bottom:12px}
.doc h2{font-size:1.25rem;margin:30px 0 8px}
.doc p,.doc li{color:#3A4152;line-height:1.65}
.doc p{margin-bottom:10px}
.doc ul{padding-left:1.2em}
.doc a:not(.btn){color:var(--blue-deep)}
.doc-lead{font-size:1.08rem!important;color:var(--slate)!important}
.code-box{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:24px 0;padding:20px 22px;border-radius:16px;border:2px dashed var(--ink);background:var(--mist)}
.code{font:700 clamp(1.8rem,5vw,2.4rem)/1 var(--mono);letter-spacing:.02em}
.howto{margin:0 0 24px;padding-left:1.3em}
.howto li{margin-bottom:6px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- Footer ---------- */
.foot{background:var(--blue);color:#fff;padding:64px 0 calc(clamp(48px,8vw,120px) + 28px);
  clip-path:polygon(0 0,100% 0,100% calc(100% - clamp(48px,8vw,120px)),50% 100%,0 calc(100% - clamp(48px,8vw,120px)))}
.foot-grid{display:grid;grid-template-columns:minmax(0,5fr) repeat(2,minmax(0,2fr));gap:36px}
.foot p{margin-top:14px;color:#E3E9FF;max-width:24em}
.foot-col h2{font:700 15px/1.2 var(--body);letter-spacing:0;margin-bottom:10px}
.foot-col ul{list-style:none;margin:0;padding:0}
.foot-col li{margin-bottom:8px}
.foot-col a{color:#fff;text-decoration:none}
.foot-col a:hover{text-decoration:underline}
.foot-base{max-width:1180px;margin:40px auto 0;padding:18px var(--gutter) 0;border-top:1px solid rgba(255,255,255,.3);text-align:center;font-size:13.5px;color:#E3E9FF}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .hero-grid{grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);gap:32px}
  .chapter{grid-template-columns:180px minmax(0,1fr)}
}
@media (max-width:900px){
  :root{--nav:58px}
  .nav-links,.nav-etsy{display:none}
  .nav-menu{display:block;margin-left:auto}
  .sec-head{grid-template-columns:minmax(0,1fr);gap:10px}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .story-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .story-stick{position:static}
  .rail{display:none}
  .steps{grid-template-columns:minmax(0,1fr);gap:28px}
  .steps::before{top:32px;bottom:32px;left:31px;right:auto;width:3px;height:auto;transform-origin:50% 0;transform:scaleY(0)}
  .steps.in::before{transform:scaleY(1)}
  .step{display:grid;grid-template-columns:64px minmax(0,1fr);gap:4px 18px}
  .step-ic{grid-row:span 2;margin:0}
  .foot-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .foot-grid>:first-child{grid-column:1/-1}
  .d-facts{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  :root{--gutter:16px}
  /* hero: text on top, a 4 x 6 spreadsheet below */
  .hero{height:235vh}
  .hero-pin{align-items:flex-start;padding-top:18px}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:16px}
  .stage-h{font-size:clamp(1.85rem,8.4vw,2.4rem);margin-bottom:8px}
  .stage-p{font-size:15.5px;line-height:1.5}
  .hero-actions{margin-top:14px;gap:8px}
  .hero-actions .btn{flex:1 1 auto;height:44px;padding:0 14px;font-size:14.5px}
  .hero-meter{display:none}
  .sheet{--cols:4;--rows:6;padding:8px 9px 10px;border-radius:14px}
  .fx{height:28px;margin-bottom:6px;font-size:11.5px}
  .sheet-cols{grid-template-columns:calc((1 - var(--p))*20px) repeat(var(--cols),minmax(0,1fr));height:calc((1 - var(--p))*18px)}
  .sheet-main{grid-template-columns:calc((1 - var(--p))*20px) minmax(0,1fr)}
  .sheet-cols span:nth-child(n+5){display:none}
  .sheet-rows span:nth-child(n+5){display:grid}
  .sheet-cols span{height:18px;font-size:10px}
  .sheet-rows span{font-size:10px}
  .cell{aspect-ratio:1.12}
  .face-sheet{font-size:9.5px;padding:4px 5px}
  .face-app{gap:3px;padding:4px 3px;border-radius:11px}
  .fa-ic,.fa-ic img{width:24px;height:24px}
  .fa-ic svg{width:21px;height:21px}
  .fa-name{font-size:9.5px;line-height:1.15}
  .live-dot{top:5px;right:5px;width:8px;height:8px}
  .tools,.story,.how{padding:64px 0}
  .finder{flex-direction:column;align-items:stretch}
  .search{max-width:none;flex:none}
  .chips{margin:0 calc(-1 * var(--gutter));padding:4px var(--gutter);border-radius:0;background:none}
  .chip{background:var(--mist)}
  .chip[aria-pressed="true"]{background:none}
  .grid{grid-template-columns:minmax(0,1fr);gap:10px}
  .tcard{display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 14px;padding:14px;border-radius:16px}
  .tc-ic{grid-row:span 2;--s:50px}
  .tc-foot{grid-column:2;padding-top:6px}
  .tc-more{font-size:13px}
  .chapter{grid-template-columns:minmax(0,1fr);gap:18px;padding:18px}
  .art{height:132px}
  .closer-in{padding:48px 20px}
  .sheet-wrap{padding:0;place-items:end stretch}
  .detail{width:100%;max-height:92vh;border-radius:24px 24px 0 0}
  .d-hero{grid-template-columns:minmax(0,1fr);gap:14px;padding:24px 20px 20px}
  .d-hero .ai{--s:76px}
  .d-sec{padding:20px}
  .d-shots{padding:0 20px 6px}
  .d-feat{grid-template-columns:minmax(0,1fr)}
  .notify-form{grid-template-columns:minmax(0,1fr)}
  .doc{padding:28px 22px;border-radius:20px}
  .foot-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-height:720px) and (min-width:761px){
  .stage-h{font-size:clamp(2rem,3.3vw,2.9rem)}
  .hero-actions{margin-top:20px}
  .hero-meter{margin-top:18px}
  .sheet{padding:10px 12px 12px}
  .cell{aspect-ratio:1.2}
}

/* ---------- Reduced motion: show the finished state, no animation ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero{height:auto}
  .hero-pin{position:relative;height:auto;padding:48px 0}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .chapter,.closer-in,.signoff .quote,.signoff .sig,.step-ic,.join svg,.mini-app,.bill-stamp,.art-icons .ai{opacity:1!important;transform:none!important}
}