/* GroundLog site. Brand tokens match the app's :root (brand kit README, 8/27). */
:root{
  --bg:#121212;
  --bg-deep:#0c0e0e;
  --card:#1f1f1f;
  --card-2:#181b1b;
  --teal:#006B75;
  --teal-hi:#2aa7b3;
  --teal-glow:rgba(0,107,117,.22);
  --amber:#C9A84C;
  --amber-hi:#d8b95f;
  --text:#F5F5F0;
  --muted:#a9bcbc;
  --line:rgba(42,167,179,.22);
  --line-soft:rgba(245,245,240,.09);
  --wrap:1160px;
  --radius:10px;
  --head:'Barlow Condensed','Arial Narrow',sans-serif;
  --body:'Barlow','Segoe UI',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,Consolas,monospace;
  --mark:'Oswald','Barlow Condensed',sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img,video,svg{max-width:100%}
img{height:auto}
h1,h2,h3,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--teal-hi);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:3px}
[hidden]{display:none!important}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--amber);color:#121212;padding:10px 16px;border-radius:4px;font-weight:600}
.skip:focus{top:12px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ── header ── */
.site-head{position:sticky;top:0;z-index:50;background:rgba(18,18,18,.88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line-soft)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}
.wm{display:inline-flex;align-items:center;line-height:1;text-decoration:none;color:var(--text)}
.wm:hover{text-decoration:none}
.wm-ground{font-family:var(--mark);font-weight:300;font-size:1.45rem;letter-spacing:.14em}
.wm-bar{width:2px;height:1.35rem;background:var(--amber);margin:0 .5rem}
.wm-log{font-family:var(--mark);font-weight:700;font-size:1.45rem;letter-spacing:.04em;color:#0a8c99}
.wm-io{font-family:var(--mono);font-size:.78rem;color:var(--amber);align-self:flex-end;margin:0 0 .12rem .2rem}
.nav{display:flex;align-items:center;gap:6px}
.nav a{font-family:var(--head);font-weight:600;font-size:1.02rem;letter-spacing:.09em;text-transform:uppercase;color:var(--text);padding:12px 12px;border-radius:4px}
.nav a:hover{color:var(--amber);text-decoration:none}
.nav a[aria-current="page"]{color:var(--amber)}
.nav .btn{margin-left:10px;color:#121212}
.nav .btn:hover{color:#121212}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:var(--text);border-radius:6px;width:48px;height:48px;align-items:center;justify-content:center;cursor:pointer}
.nav-toggle svg{width:22px;height:22px}

/* ── buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;min-height:48px;padding:0 22px;border-radius:4px;border:1px solid var(--amber);background:var(--amber);color:#121212;font-family:var(--head);font-weight:700;font-size:1.05rem;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:background .18s,border-color .18s,color .18s,transform .18s}
.btn:hover{background:var(--amber-hi);border-color:var(--amber-hi);text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.35;cursor:default;pointer-events:none}
.btn-ghost{background:transparent;border-color:rgba(245,245,240,.28);color:var(--text)}
.btn-ghost:hover{background:rgba(245,245,240,.06);border-color:var(--teal-hi);color:#fff}
.btn-teal{background:var(--teal);border-color:var(--teal);color:#fff}
.btn-teal:hover{background:#007f8b;border-color:#007f8b}
.btn-sm{min-height:44px;padding:0 16px;font-size:.95rem}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}

/* ── type ── */
.eyebrow{font-family:var(--mono);font-size:.74rem;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--amber)}
.h1{font-family:var(--head);font-weight:800;font-size:clamp(2.6rem,5.4vw,4.2rem);line-height:1;letter-spacing:.01em;text-transform:uppercase;text-wrap:balance}
.h2{font-family:var(--head);font-weight:700;font-size:clamp(2rem,4.2vw,3.1rem);line-height:1.04;letter-spacing:.015em;text-transform:uppercase}
.h3{font-family:var(--head);font-weight:700;font-size:1.45rem;line-height:1.15;letter-spacing:.04em;text-transform:uppercase}
.lede{font-size:clamp(1.08rem,1.5vw,1.25rem);color:var(--muted);max-width:60ch;text-wrap:pretty}
p,li{text-wrap:pretty}
.h2,.h3{text-wrap:balance}
.teal{color:#1b9aa6}
.amber{color:var(--amber)}
.muted{color:var(--muted)}

/* ── sections ── */
.sec{padding:clamp(64px,9vw,112px) 0;position:relative}
.sec-alt{background:var(--bg-deep);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.sec-head{max-width:760px;margin-bottom:clamp(36px,5vw,60px)}
.sec-head .eyebrow{display:block;margin-bottom:14px}
.sec-head .lede{margin-top:16px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head.center .lede{margin-left:auto;margin-right:auto}

/* ── hero ── */
.hero{position:relative;overflow:hidden;padding:clamp(48px,7vw,96px) 0 clamp(56px,8vw,104px)}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.hero-bg svg{width:100%;height:100%;opacity:.1}
.hero-bg::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 60% 70% at 72% 48%,var(--teal-glow) 0%,transparent 70%),linear-gradient(180deg,transparent 70%,var(--bg) 100%)}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(28px,4vw,56px);align-items:center}
.badge{display:inline-block;font-family:var(--mono);font-size:.7rem;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--amber);border:1px solid rgba(201,168,76,.4);padding:.45rem .9rem;border-radius:2px;margin-bottom:26px}
.hero .tagline{font-family:var(--head);font-weight:700;font-size:clamp(1.15rem,2vw,1.5rem);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:22px 0 18px}
.hero .tagline b{color:var(--text);font-weight:700}
.hero .btn-row{margin-top:30px}
.hero-note{margin-top:18px;font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;color:var(--muted)}

.phones{position:relative;display:flex;justify-content:center;align-items:center;min-height:520px}
.phone{position:relative;flex:none;border-radius:32px;padding:7px;background:linear-gradient(160deg,#30383a,#0b0d0d 60%);box-shadow:0 0 0 1px rgba(255,255,255,.07),0 30px 70px rgba(0,0,0,.62)}
.phone img{display:block;width:100%;height:auto;aspect-ratio:786/1704;border-radius:26px;background:#121212}
.phones .phone{width:min(46%,268px);z-index:2;box-shadow:0 0 0 1px rgba(255,255,255,.09),0 34px 80px rgba(0,0,0,.7),0 0 90px rgba(0,107,117,.28)}
.phones .phone.side{width:min(37%,214px);z-index:1;opacity:.78;filter:saturate(.9)}
.phones .phone.side.l{margin-right:-9%;transform:translateY(34px)}
.phones .phone.side.r{margin-left:-9%;transform:translateY(34px)}

/* ── three words ── */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.pillar{background:var(--bg);padding:34px 30px}
.pillar .num{font-family:var(--mono);font-size:.74rem;letter-spacing:.2em;color:var(--teal-hi)}
.pillar .h3{margin:12px 0 10px}
.pillar p{color:var(--muted);font-size:1rem}

/* ── cards ── */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);padding:28px 26px}
.card .h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:1rem}
.card .eyebrow{display:block;margin-bottom:12px;color:var(--teal-hi)}
.card-line{border-left:3px solid var(--teal)}

/* ── feature rows ── */
.feature{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,6vw,88px);align-items:center;padding:clamp(40px,6vw,72px) 0;border-top:1px solid var(--line-soft)}
.feature:first-of-type{border-top:0;padding-top:0}
.feature .shot{display:flex;justify-content:center;gap:18px}
.feature .shot .phone{width:min(62%,280px)}
.feature .shot.two .phone{width:min(46%,236px)}
.feature .shot.two .phone:last-child{transform:translateY(36px)}
.feature.flip .shot{order:2}
.feature .eyebrow{display:block;margin-bottom:14px}
.feature .h2{font-size:clamp(1.8rem,3.4vw,2.6rem)}
.feature .say{margin:16px 0 20px;color:var(--muted);font-size:1.08rem}
.ticks li{position:relative;padding:0 0 0 30px;margin:0 0 12px;color:var(--text);font-size:1rem;line-height:1.55}
.ticks li::before{content:"";position:absolute;left:2px;top:.62em;width:14px;height:2px;background:var(--amber)}
.more{display:inline-flex;align-items:center;gap:.5em;margin-top:14px;font-family:var(--head);font-weight:700;letter-spacing:.1em;text-transform:uppercase;font-size:1.02rem;color:var(--teal-hi);min-height:44px}
.more:hover{color:var(--amber);text-decoration:none}
.more::after{content:"\2192";transition:transform .18s}
.more:hover::after{transform:translateX(4px)}

/* ── tour teaser ── */
.strip{display:grid;grid-template-columns:repeat(7,1fr);gap:14px}
.strip a{display:block;text-decoration:none;color:var(--text)}
.strip .phone{border-radius:16px;padding:4px;transition:transform .2s,box-shadow .2s}
.strip .phone img{border-radius:12px}
.strip a:hover .phone{transform:translateY(-6px);box-shadow:0 0 0 1px var(--amber),0 24px 50px rgba(0,0,0,.6)}
.strip span{display:block;margin-top:12px;font-family:var(--head);font-weight:600;font-size:.98rem;letter-spacing:.08em;text-transform:uppercase;text-align:center;line-height:1.2}

/* ── clips ── */
.clips{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:26px 22px}
.clip{display:flex;flex-direction:column}
.clip .frame{border-radius:18px;padding:5px;background:linear-gradient(160deg,#30383a,#0b0d0d 60%);box-shadow:0 0 0 1px rgba(255,255,255,.07),0 20px 50px rgba(0,0,0,.5)}
.clip video,.clip .frame img{display:block;width:100%;height:auto;aspect-ratio:786/1704;border-radius:14px;background:#0c0e0e;object-fit:cover}
.clip .meta{display:flex;justify-content:space-between;gap:10px;margin-top:14px;font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--teal-hi)}
.clip .h3{font-size:1.25rem;margin:6px 0 6px}
.clip p{color:var(--muted);font-size:.96rem;line-height:1.5}
.clip details{margin-top:10px;font-size:.93rem;color:var(--muted)}
.clip summary{cursor:pointer;color:var(--teal-hi);font-family:var(--head);font-weight:600;letter-spacing:.08em;text-transform:uppercase;min-height:44px;display:flex;align-items:center}
.clip details p{margin:0 0 10px}
a.clip{text-decoration:none;color:var(--text)}
a.clip:hover .h3{color:var(--amber)}
.play{position:relative}
.play::after{content:"";position:absolute;left:50%;top:50%;width:64px;height:64px;margin:-32px 0 0 -32px;border-radius:50%;background:rgba(18,18,18,.72) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23C9A84C' d='M9 6.5v11l9-5.5z'/%3E%3C/svg%3E") center/34px no-repeat;border:1px solid rgba(201,168,76,.6)}

/* ── cta band ── */
.cta-band{text-align:center}
.cta-band .btn-row{justify-content:center;margin-top:30px}
.cta-band .lede{margin:16px auto 0}

/* ── company block ── */
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.fact dt{font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--teal-hi);margin-bottom:8px}
.fact dd{margin:0;font-size:1.05rem}
.fact{background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px}
.prose{max-width:68ch}
.prose p{margin:0 0 18px;color:var(--muted);font-size:1.08rem}
.prose p strong{color:var(--text);font-weight:600}
.prose h2{margin:44px 0 16px}
.page-head{padding:clamp(48px,7vw,88px) 0 clamp(28px,4vw,48px);border-bottom:1px solid var(--line-soft);background:radial-gradient(ellipse 60% 120% at 80% 0%,var(--teal-glow) 0%,transparent 70%)}
.page-head .eyebrow{display:block;margin-bottom:14px}
.page-head .lede{margin-top:18px}
.page-head.tight{padding:30px 0 22px}
.page-head.tight .h1{font-size:clamp(2.1rem,3.4vw,2.8rem)}
.page-head.tight .lede{margin-top:10px;max-width:none;font-size:1.05rem}
.page-head.tight .eyebrow{margin-bottom:8px}

/* ── footer ── */
.site-foot{border-top:1px solid var(--line-soft);background:var(--bg-deep);padding:56px 0 34px;font-size:.98rem}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.site-foot h2{font-family:var(--mono);font-size:.72rem;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--amber);margin-bottom:14px}
.site-foot li{margin-bottom:4px}
.site-foot li a{color:var(--muted);display:inline-flex;align-items:center;min-height:36px}
.site-foot li a:hover{color:var(--text)}
.foot-about p{color:var(--muted);margin-top:16px;max-width:36ch}
.foot-base{margin-top:40px;padding-top:22px;border-top:1px solid var(--line-soft);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px;font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;color:var(--muted)}

/* ── tour ── */
/* The phone's height comes from the screen and its width is worked out from that height
   (--pw), then given to the grid as a fixed column. An "auto" column sized by the picture
   is read differently by Safari (it took the picture's full 786 px and squeezed the text
   column to nothing, 9/28). */
.tour{--ph:clamp(420px,calc(100vh - 300px),700px);--pw:calc((var(--ph) - 14px) * .46127 + 14px);display:grid;grid-template-columns:250px var(--pw) minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:start;padding:clamp(28px,4vw,48px) 0 clamp(56px,7vw,88px)}
@supports (height:100svh){.tour{--ph:clamp(420px,calc(100svh - 300px),700px)}}
.tour-chapters{position:sticky;top:92px;min-width:0}
.tour-chapters h2{font-family:var(--mono);font-size:.72rem;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--amber);margin-bottom:12px}
.tour-chapters button{display:flex;width:100%;align-items:center;gap:12px;text-align:left;background:none;border:0;border-left:2px solid var(--line-soft);color:var(--muted);padding:11px 14px;min-height:48px;font-family:var(--head);font-weight:600;font-size:1.06rem;letter-spacing:.08em;text-transform:uppercase;cursor:pointer}
.tour-chapters button:hover{color:var(--text)}
.tour-chapters button[aria-current="true"]{color:var(--text);border-left-color:var(--amber);background:linear-gradient(90deg,rgba(201,168,76,.1),transparent)}
.tour-chapters button .n{font-family:var(--mono);font-size:.72rem;color:var(--teal-hi);letter-spacing:.1em}
.tour-stage{display:flex;justify-content:center}
.tour-stage{min-width:0}
.tour-stage .phone{flex:none;width:var(--pw);height:var(--ph);cursor:pointer;display:block}
.tour-stage .phone img{width:100%;height:100%;object-fit:cover}
.tour-panel{padding-top:clamp(8px,3vw,40px);max-width:520px}
.tour-count{font-family:var(--mono);font-size:.76rem;letter-spacing:.2em;text-transform:uppercase;color:var(--teal-hi)}
.tour-title{margin:10px 0 18px}
.tour-text{font-size:clamp(1.12rem,1.6vw,1.32rem);line-height:1.55;min-height:7.8em}
.tour-dots{display:flex;flex-wrap:wrap;gap:4px;margin:18px 0 22px}
.tour-dots button{width:30px;height:30px;padding:0;background:none;border:0;cursor:pointer;display:flex;align-items:center;justify-content:center}
.tour-dots button::before{content:"";width:22px;height:4px;border-radius:2px;background:rgba(245,245,240,.2);transition:background .18s}
.tour-dots button[aria-current="true"]::before{background:var(--amber)}
.tour-dots button:hover::before{background:var(--teal-hi)}
.tour-watch{margin-top:26px;font-size:.98rem;color:var(--muted)}
.tour-static .chapter{padding:40px 0;border-top:1px solid var(--line-soft)}
.tour-static ol{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:30px 22px;margin-top:24px}
.tour-static li p{margin-top:12px;color:var(--muted);font-size:.98rem}
.tour-static .phone{border-radius:20px;padding:5px}
.tour-static .phone img{border-radius:15px}

/* ── responsive ── */
@media (max-width:1020px){
  .strip{grid-template-columns:repeat(4,1fr)}
  .tour{grid-template-columns:var(--pw) minmax(0,1fr)}
  .tour-chapters{grid-column:1/-1;position:static}
  .tour-chapters h2{display:none}
  .tour-chapters ul{display:flex;gap:8px;overflow-x:auto;padding-bottom:8px;scrollbar-width:thin}
  .tour-chapters button{white-space:nowrap;border:1px solid var(--line-soft);border-radius:999px;padding:0 16px;min-height:44px;font-size:.98rem;width:auto}
  .tour-chapters button[aria-current="true"]{border-color:var(--amber);background:rgba(201,168,76,.12)}
}
@media (max-width:880px){
  .nav-toggle{display:inline-flex}
  /* solid, and the header loses its blur while the menu is open: a blurred parent
     lets the page show through a child panel */
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;background:#0e1010;border-bottom:1px solid var(--line);padding:10px 24px 22px;box-shadow:0 30px 60px rgba(0,0,0,.6)}
  .site-head:has(.nav.open){background:#0e1010;backdrop-filter:none;-webkit-backdrop-filter:none}
  .nav.open{display:flex}
  .nav a{padding:14px 4px;border-bottom:1px solid var(--line-soft);font-size:1.15rem}
  .nav .btn{margin:16px 0 0;border-bottom:1px solid var(--amber)}
  .hero .wrap{grid-template-columns:1fr}
  .phones{min-height:0;margin-top:12px}
  .feature{grid-template-columns:1fr;gap:30px}
  .feature.flip .shot{order:0}
  .grid-3,.pillars,.facts{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-about{grid-column:1/-1}
}
@media (max-width:640px){
  body{font-size:16.5px}
  .wrap{padding:0 20px}
  .strip{grid-template-columns:repeat(2,1fr);gap:18px 14px}
  .strip a:last-child{grid-column:1/-1;max-width:50%;margin:0 auto}
  .btn-row .btn{flex:1 1 100%}
  .clips{grid-template-columns:repeat(2,1fr);gap:24px 14px}
  /* block, not grid: a sticky panel inside its own grid area has no room to stick */
  .tour{display:block;padding-top:14px;--ph:clamp(340px,calc(100vh - 386px),620px)}
  @supports (height:100svh){.tour{--ph:clamp(340px,calc(100svh - 386px),620px)}}
  .tour-chapters{margin-bottom:12px}
  .tour-stage{margin-bottom:14px}
  .tour-panel{position:sticky;bottom:0;z-index:20;margin:0 -20px;padding:14px 20px 16px;max-width:none;background:rgba(14,16,16,.96);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-top:1px solid var(--line)}
  .page-head.tight{padding:22px 0 14px}
  .page-head.tight .h1{font-size:2.1rem}
  .page-head.tight .lede{display:none}
  .tour-title{display:none}
  .tour-text{font-size:1.02rem;line-height:1.45;min-height:5.9em;margin-top:6px}
  .tour-dots{margin:8px 0 10px}
  .tour-dots button{width:22px;height:26px}
  .tour-dots button::before{width:16px}
  .tour-panel .btn-row{flex-wrap:nowrap}
  .tour-panel .btn-row .btn{flex:1 1 0;padding:0 10px}
  .tour-watch{display:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
@media print{
  .site-head,.site-foot,.btn-row{display:none}
  body{background:#fff;color:#000}
}