/* Landing: scrolls like a page; the app takes over the viewport when html.in-app is set. */
html:not(.in-app), html:not(.in-app) body, html:not(.in-app) #root { height: auto; }
html:not(.in-app) body { overflow-x: hidden; overflow-y: auto; background: var(--ground); display: block; }
html:not(.in-app) #root { display: block; place-items: normal; }
.ld { color: var(--ink); }
.wrap { max-width: 1120px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.ld-sec { padding-block: 72px; }
.ld-h2 { margin: 0; font: 800 clamp(30px, 6.4vw, 56px)/1.02 var(--font-display); letter-spacing: -.02em; text-wrap: balance; }
.ld-lead { margin: 0; max-width: 34em; font: 500 clamp(16px, 2.2vw, 19px)/1.5 var(--font-body); color: var(--ink-muted); }
.ld-eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border: 2px solid var(--ink); border-radius: var(--radius-pill); font: 700 11px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.ld-head { display: flex; flex-direction: column; gap: 16px; margin-bottom: 36px; }

/* Nav */
.ld-nav { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: var(--ground); border-bottom: 2px solid var(--ink); }
.ld-nav .wrap { display: flex; align-items: center; gap: 16px; height: 64px; }
.ld-logo { font: 800 18px/1 var(--font-display); letter-spacing: .01em; text-decoration: none; color: var(--ink); display: inline-flex; align-items: center; gap: 8px; }
.ld-logo i { width: 22px; height: 22px; border-radius: 7px; background: var(--volt); border: 2px solid var(--ink); display: inline-block; transform: rotate(-8deg); }
.ld-links { display: none; gap: 22px; margin-inline-end: auto; }
.ld-links a { color: var(--ink-muted); text-decoration: none; font: 600 14px/1 var(--font-body); }
.ld-links a:hover { color: var(--ink); }
.ld-nav .lang-btn { margin-inline-start: auto; }
@media (min-width: 860px) { .ld-links { display: flex; margin-inline-start: 24px; } .ld-nav .lang-btn { margin-inline-start: 0; } }

/* Hero */
.hero { padding-block: 40px 56px; }
.hero .wrap { display: grid; gap: 40px; align-items: center; }
@media (min-width: 960px) { .hero .wrap { grid-template-columns: 1.1fr .9fr; } .hero { padding-block: 64px 80px; } }
.hero-copy { display: flex; flex-direction: column; gap: 22px; min-width: 0; }
.hero h1 { margin: 0; font: 800 clamp(44px, 11.5vw, 92px)/.94 var(--font-display); letter-spacing: -.035em; }
.stk { display: inline-block; padding: 0 .14em .04em; border: 3px solid var(--ink); border-radius: .22em; box-shadow: 0 5px 0 0 var(--ink); }
.stk-volt { background: var(--volt); color: var(--on-volt); transform: rotate(-2.5deg); }
.stk-lemon { background: var(--lemon); color: var(--on-lemon); transform: rotate(1.5deg); }
.hero-sub { margin: 0; max-width: 31em; font: 500 clamp(17px, 2.3vw, 20px)/1.5 var(--font-body); color: var(--ink-muted); }
.hero-sub b { color: var(--ink); font-weight: 700; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.micro { font: 700 12px/1.4 var(--font-mono); color: var(--ink-muted); letter-spacing: .02em; }
.micro span + span::before { content: "\00b7"; margin: 0 8px; }
.cont { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.hero-stage { position: relative; display: flex; justify-content: center; padding-block: 8px 20px; min-width: 0; }
.hero-stage .fl-phone { height: 620px; max-width: 340px; transform: rotate(1.5deg); }
@media (min-width: 960px) { .hero-stage .fl-phone { height: 700px; max-width: 370px; } }
.sticker { position: absolute; z-index: 5; display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; border: 2px solid var(--ink); border-radius: var(--radius-pill); box-shadow: var(--shadow-pop); font: 800 13px/1 var(--font-display); white-space: nowrap; animation: fl-drop .7s cubic-bezier(.2, .9, .3, 1.3) both; pointer-events: none; }
.sticker .fl-ico { font-size: 16px; }
.s1 { top: 6%; left: max(0px, calc(50% - 230px)); background: var(--lemon); color: var(--on-lemon); transform: rotate(-8deg); animation-delay: .3s; }
.s2 { top: 44%; right: max(0px, calc(50% - 232px)); background: var(--mint); color: var(--on-mint); transform: rotate(6deg); animation-delay: .5s; }
.s3 { bottom: 10%; left: max(0px, calc(50% - 226px)); background: var(--pop); color: var(--on-pop); transform: rotate(-4deg); animation-delay: .7s; }
@keyframes fl-drop { from { translate: 0 -24px; scale: .7; } }
@media (max-width: 420px) { .s1 { left: 0; } .s2 { right: 0; } .s3 { left: 0; } .sticker { font-size: 11px; padding: 6px 10px; } }

/* Marquee */
.marq { overflow: hidden; background: var(--volt); color: var(--on-volt); border-block: 2px solid var(--ink); }
.marq-track { display: flex; width: max-content; animation: marq 28s linear infinite; }
.marq-track span { display: inline-flex; align-items: center; gap: 18px; padding: 16px 18px; font: 800 clamp(16px, 2.4vw, 22px)/1 var(--font-display); white-space: nowrap; }
.marq-track span::after { content: ""; width: 12px; height: 12px; border-radius: 50%; background: var(--on-volt); }
@keyframes marq { to { transform: translateX(-50%); } }

/* How it works */
.how { display: grid; gap: 18px; }
@media (min-width: 860px) { .how { grid-template-columns: repeat(3, 1fr); } }
.how-card { position: relative; display: flex; flex-direction: column; gap: 14px; padding: 22px; border: 2px solid var(--ink); border-radius: var(--radius-lg); background: var(--tone); color: var(--on-tone); box-shadow: 0 6px 0 0 var(--ink); min-width: 0; }
.how-n { font: 800 64px/.9 var(--font-display); letter-spacing: -.04em; opacity: .9; }
.how-card h3 { margin: 0; font: 800 24px/1.1 var(--font-display); }
.how-card p { margin: 0; font: 500 16px/1.5 var(--font-body); opacity: .9; }
.how-mini { margin-top: auto; padding: 12px; border-radius: var(--radius-md); background: var(--surface); color: var(--ink); border: 2px solid var(--ink); font: 500 13px/1.45 var(--font-body); display: flex; flex-direction: column; gap: 8px; }
.mini-bub { align-self: flex-end; max-width: 90%; padding: 8px 12px; border-radius: 14px 14px 4px 14px; background: var(--cobalt); color: var(--on-cobalt); }
.mini-row { display: flex; justify-content: space-between; gap: 8px; font: 700 12px/1 var(--font-mono); }

/* Habits */
.hab { display: grid; gap: 22px; }
@media (min-width: 900px) { .hab { grid-template-columns: .8fr 1.2fr; align-items: start; } }
.hab-list { display: flex; flex-wrap: wrap; gap: 10px; }
.hab-btn { display: inline-flex; align-items: center; gap: 10px; height: 52px; padding-block: 0; padding-inline: 8px 18px; border: 2px solid var(--ink); border-radius: var(--radius-pill); background: var(--surface); color: var(--ink); font: 800 16px/1 var(--font-display); box-shadow: var(--shadow-pop); transition: transform .08s ease, box-shadow .08s ease; }
.hab-btn .fl-chip-dot { width: 30px; height: 30px; }
.hab-btn.is-on { background: var(--hc); color: var(--on-volt); transform: translateY(3px); box-shadow: var(--shadow-pop-pressed); }
.hab-btn.is-on.fl-h-context { color: var(--on-cobalt); }
.hab-card { border: 2px solid var(--ink); border-radius: var(--radius-lg); overflow: hidden; background: var(--surface); }
.hab-top { padding: 18px 20px; background: var(--hc); color: var(--on-volt); border-bottom: 2px solid var(--ink); display: flex; flex-direction: column; gap: 6px; }
.hab-top.fl-h-context { color: var(--on-cobalt); }
.hab-top b { font: 800 24px/1.1 var(--font-display); }
.hab-top span { font: 600 15px/1.4 var(--font-body); }
.vs { display: grid; gap: 1px; background: var(--line); }
@media (min-width: 600px) { .vs { grid-template-columns: 1fr 1fr; } }
.vs > div { padding: 16px 20px 20px; background: var(--surface); display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.vs-tag { align-self: flex-start; display: inline-flex; align-items: center; gap: 6px; padding: 4px 9px; border-radius: 8px; font: 700 11px/1 var(--font-mono); letter-spacing: .08em; }
.vs-tag.bad { background: var(--danger); color: var(--on-danger); }
.vs-tag.good { background: var(--mint); color: var(--on-mint); }
.vs p { margin: 0; font: 500 14px/1.5 var(--font-mono); overflow-wrap: anywhere; }

/* Trap */
.trap { background: var(--lemon); color: var(--on-lemon); border-block: 2px solid var(--ink); }
.trap .wrap { display: grid; gap: 28px; align-items: center; }
@media (min-width: 900px) { .trap .wrap { grid-template-columns: 1fr 1fr; } }
.trap .ld-lead { color: var(--on-lemon); opacity: .85; }
.trap .ld-eyebrow { border-color: var(--on-lemon); }
.trap-play { color: var(--ink); min-width: 0; }

/* Tracks */
.tracks { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(250px, 78%); gap: 14px; overflow-x: auto; padding-block: 4px 18px; scroll-snap-type: x mandatory; scrollbar-width: thin; }
@media (min-width: 900px) { .tracks { grid-auto-flow: row; grid-template-columns: repeat(5, 1fr); overflow: visible; } }
.trk-card { scroll-snap-align: start; display: flex; flex-direction: column; gap: 10px; min-height: 230px; padding: 18px; border: 2px solid var(--ink); border-radius: var(--radius-lg); background: var(--tone); color: var(--on-tone); box-shadow: 0 5px 0 0 var(--ink); }
.trk-card .big { font: 800 44px/1 var(--font-display); letter-spacing: -.04em; }
.trk-card h3 { margin: 0; font: 800 19px/1.15 var(--font-display); }
.trk-card p { margin: 0; font: 500 14px/1.45 var(--font-body); opacity: .9; }
.trk-card .tag { margin-top: auto; align-self: flex-start; padding: 5px 10px; border-radius: var(--radius-pill); border: 2px solid currentColor; font: 700 11px/1 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }

/* Debrief example */
.deb { display: grid; gap: 18px; }
@media (min-width: 900px) { .deb { grid-template-columns: 1fr 1fr; align-items: start; } }
.deb .fl-meter, .deb .card { box-shadow: 0 6px 0 0 var(--ink); }

/* Teams */
.teams { background: var(--cobalt); color: var(--on-cobalt); border-block: 2px solid var(--ink); }
.teams .wrap { display: grid; gap: 28px; }
@media (min-width: 900px) { .teams .wrap { grid-template-columns: 1fr 1fr; align-items: center; } }
.teams .ld-eyebrow { border-color: var(--on-cobalt); }
.teams .ld-lead { color: var(--on-cobalt); opacity: .9; }
.t-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.t-list li { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; border-radius: var(--radius-md); background: rgba(255, 255, 255, .12); border: 2px solid var(--on-cobalt); font: 600 16px/1.4 var(--font-body); }
.t-list .fl-ico { flex: none; font-size: 20px; margin-top: 1px; }

/* FAQ */
.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { border: 2px solid var(--ink); border-radius: var(--radius-md); background: var(--surface); }
.faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 12px; padding: 16px 18px; font: 700 17px/1.3 var(--font-body); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 800 22px/1 var(--font-display); color: var(--volt-text); }
.faq details[open] summary::after { content: "\2013"; }
.faq summary:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 12px; }
.faq p { margin: 0; padding: 0 18px 18px; font: 500 15px/1.55 var(--font-body); color: var(--ink-muted); }

/* Final */
.final { background: var(--pop); color: var(--on-pop); border-top: 2px solid var(--ink); text-align: start; }
.final .wrap { display: flex; flex-direction: column; gap: 24px; align-items: flex-start; }
.final h2 { margin: 0; font: 800 clamp(40px, 9vw, 96px)/.95 var(--font-display); letter-spacing: -.035em; text-wrap: balance; }
.ld-foot { padding-block: 28px; border-top: 2px solid var(--ink); }
.ld-foot .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; align-items: center; font: 600 13px/1.4 var(--font-body); color: var(--ink-muted); }

/* App additions */
.acct { display: flex; gap: 14px; align-items: center; }
.goalbar { height: 14px; border-radius: 7px; border: 2px solid var(--ink); background: var(--surface-raised); overflow: hidden; }
.goalbar i { display: block; height: 100%; background: var(--lemon); border-inline-end: 2px solid var(--ink); transition: width .5s ease; }
.savef { display: flex; flex-direction: column; gap: 10px; }
.save-in { height: 48px; padding: 0 14px; border-radius: 14px; border: 2px solid var(--ink); background: var(--surface-raised); color: var(--ink); font: 500 16px/1 var(--font-body); }
@media (prefers-reduced-motion: reduce) { .marq-track { animation: none; } .hero-stage .fl-phone { transform: none; } }

/* Boot, notices */
.boot { height: 100%; min-height: 60vh; display: grid; place-items: center; background: var(--ground); }
.boot .ld-logo { animation: blink 1.2s infinite; }
.ld-notice { background: var(--lemon); color: var(--on-lemon); border-bottom: 2px solid var(--ink); }
.ld-notice .wrap { display: flex; gap: 12px; align-items: center; justify-content: space-between; padding-block: 10px; font: 600 14px/1.4 var(--font-body); }
.ld-notice .skip { color: var(--on-lemon); padding: 4px 0; }