/* synthtower.com — shared styles. Visual language mirrors the app: graphite, cream, red dot. */
:root{
  --bg:#141418; --bg2:#1A1A1F; --panel:#1b1c21; --panel2:#212228; --line:#2a2b31; --line2:#35363d;
  --cream:#F2F1EC; --cream2:#e4e2da; --red:#E8432F; --accent:#F0563C; --amber:#F0B02F;
  --text:#ECEBE6; --muted:#9a9890; --muted2:#B8B8B4; --ink:#141418;
  --font:'Varela Round',system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:'Space Mono',ui-monospace,Menlo,Consolas,monospace;
  --r:22px; --r2:14px; --w:1080px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:17px;line-height:1.6;
  background-image:radial-gradient(120% 70% at 30% -10%,#1f1f26 0%,var(--bg) 55%);background-repeat:no-repeat}
a{color:var(--cream);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{font-weight:400;line-height:1.15;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(34px,5.4vw,58px)}
h2{font-size:clamp(26px,3.4vw,38px)}
h3{font-size:21px}
p{margin:0 0 1em}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
.k{font-family:var(--mono);text-transform:uppercase;letter-spacing:.16em;font-size:12px;color:var(--muted);line-height:1.5}
.k.red{color:var(--accent)}
.k.light{color:var(--muted2)}
.eyebrow{display:block;margin-bottom:14px}
.muted{color:var(--muted2)}
.hidden{display:none}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* nav */
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0}
.brand{display:inline-flex;align-items:center;gap:12px;font-family:var(--mono);letter-spacing:.22em;font-size:13px;color:var(--cream);text-transform:uppercase}
.brand:hover{text-decoration:none}
.brand svg{width:30px;height:30px;flex:none}
.menu{display:flex;gap:26px;list-style:none;margin:0;padding:0}
.menu a{font-family:var(--mono);text-transform:uppercase;letter-spacing:.14em;font-size:12px;color:var(--muted2)}
.menu a:hover,.menu a[aria-current]{color:var(--cream);text-decoration:none}
@media (max-width:560px){.menu{gap:16px}.brand span{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border-radius:999px;
  background:var(--cream);color:var(--ink);font-family:var(--mono);font-weight:700;text-transform:uppercase;letter-spacing:.14em;font-size:13px;
  border:1px solid transparent;transition:transform .12s ease,background .12s ease}
.btn:hover{background:#fff;text-decoration:none;transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--cream);border-color:var(--line2)}
.btn.ghost:hover{background:var(--panel2)}
.btn.soon{cursor:default;background:var(--panel2);color:var(--muted2);border-color:var(--line2)}
.btn.soon:hover{transform:none;background:var(--panel2)}
.btn svg{width:18px;height:18px}

/* hero */
.hero{display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:40px;padding-top:48px;padding-bottom:30px}
.hero .lead{font-size:clamp(18px,2vw,21px);color:var(--muted2);max-width:520px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 14px}
.note{font-size:14px;color:var(--muted)}
@media (max-width:820px){.hero{grid-template-columns:1fr;gap:28px;padding-top:24px}.hero .phone-wrap{order:2}}

/* phone frame */
.phone-wrap{display:flex;justify-content:center}
.phone{width:min(300px,78vw);border-radius:48px;padding:10px;background:#0a0a0c;border:1px solid #2c2d33;
  box-shadow:0 30px 80px rgba(0,0,0,.55),inset 0 0 0 1px #000}
.phone img{border-radius:38px;width:100%;aspect-ratio:414/896;object-fit:cover}
.phone.sm{width:min(230px,70vw);border-radius:38px;padding:8px}
.phone.sm img{border-radius:30px}

/* facts strip */
.facts{display:flex;flex-wrap:wrap;gap:10px 28px;padding:18px 0 8px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:24px 0}
.facts .k{color:var(--muted2)}
.facts .k::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-right:10px;vertical-align:1px}

/* sections */
section{padding-top:56px;padding-bottom:56px}
section.tight{padding-top:36px;padding-bottom:36px}
.sec-head{max-width:640px;margin-bottom:34px}
.sec-head p{color:var(--muted2)}

/* steps */
.steps{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.steps li{display:grid;grid-template-columns:56px 1fr;gap:10px;padding:26px 0;border-bottom:1px solid var(--line)}
.steps .n{font-family:var(--mono);color:var(--accent);font-size:13px;padding-top:9px}
.steps h3{margin:0 0 4px}
.steps .k{display:block}

/* cards grid */
.grid{display:grid;gap:14px}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.grid.c4{grid-template-columns:repeat(2,1fr)}.grid.c3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.grid.c2,.grid.c3,.grid.c4{grid-template-columns:1fr}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.card h3{font-size:18px;margin-bottom:6px}
.card p{color:var(--muted2);font-size:15px;margin:0}
.card .k{display:block;margin-bottom:10px}

/* genres */
.genres{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
@media (max-width:980px){.genres{grid-template-columns:repeat(3,1fr)}}
@media (max-width:560px){.genres{grid-template-columns:repeat(2,1fr)}}
.genre{position:relative;overflow:hidden;background:var(--panel);border:1px solid var(--line);border-radius:var(--r2);padding:18px 16px 14px;min-height:112px;display:flex;flex-direction:column;justify-content:flex-end}
.genre::before{content:"";position:absolute;inset:0;background:radial-gradient(90% 70% at 20% 0%,var(--c) 0%,transparent 70%);opacity:.22}
.genre b{font-weight:400;font-size:17px;position:relative;line-height:1.2;margin-bottom:6px}
.genre .k{position:relative;font-size:11px}

/* screenshots row */
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
@media (max-width:720px){.shots{grid-template-columns:1fr}}
.shot{display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center}
.shot p{color:var(--muted2);font-size:15px;max-width:260px;margin:0}

/* privacy / text pages */
.page{padding-top:28px;padding-bottom:60px}
.page h1{margin-bottom:10px}
.page h2{font-size:24px;margin-top:44px;padding-top:28px;border-top:1px solid var(--line)}
.page h3{font-size:19px;margin-top:28px}
.page ul{padding-left:22px}
.page li{margin:6px 0}
.page .sub{color:var(--muted2);font-size:18px;max-width:640px}
.summary{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px 26px;margin:28px 0}
.summary p:last-child{margin:0}
.summary .k{display:block;margin-bottom:10px}
code{font-family:var(--mono);font-size:.9em;background:var(--panel2);padding:2px 6px;border-radius:6px}
.mail{font-family:var(--mono);font-size:1.05em;letter-spacing:.02em;word-break:break-all}

/* faq */
.faq{border-top:1px solid var(--line);margin-top:10px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:20px 40px 20px 0;font-size:19px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:16px;font-family:var(--mono);font-size:22px;color:var(--muted)}
.faq details[open] summary::after{content:"–"}
.faq .a{padding:0 0 22px;color:var(--muted2);max-width:680px}
.faq .a p:last-child{margin:0}
.faq kbd{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;background:var(--cream);color:var(--ink);padding:3px 8px;border-radius:999px;font-weight:700}

/* footer */
footer{border-top:1px solid var(--line);margin-top:30px;padding:34px 0 50px;color:var(--muted);font-size:14px}
footer .row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px 30px;align-items:center}
footer ul{display:flex;flex-wrap:wrap;gap:18px;list-style:none;margin:0;padding:0}
footer a{color:var(--muted2);font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:.14em}
footer a:hover{color:var(--cream)}

/* press */
.dl{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.icon-tile{width:140px;border-radius:31px;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.table{width:100%;border-collapse:collapse;font-size:15px}
.table th,.table td{text-align:left;padding:10px 12px 10px 0;border-bottom:1px solid var(--line);vertical-align:top}
.table th{font-family:var(--mono);font-weight:400;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);width:34%}