/* LoricaOS landing page — dark, monochrome, frosted-glass to echo the OS. */

:root{
  --bg:        #08080c;
  --bg-2:      #0c0c15;
  --surface:   rgba(255,255,255,.035);
  --surface-2: rgba(255,255,255,.06);
  --border:    rgba(255,255,255,.09);
  --border-2:  rgba(255,255,255,.16);
  --text:      #e9e9f1;
  --muted:     #9a9aac;
  --faint:     #6b6b7c;
  --accent:    #8ab4ff;       /* cool blue — echoes the OS frosted tint */
  --accent-2:  #b9d2ff;
  --warn:      #ffb061;
  --maxw:      1120px;
  --r:         16px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--text);
  background:var(--bg);
  background-image:
    radial-gradient(1200px 600px at 50% -10%, rgba(138,180,255,.10), transparent 60%),
    linear-gradient(180deg, var(--bg-2), var(--bg) 40%);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
code{font-family:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em;
  background:var(--surface-2);border:1px solid var(--border);border-radius:6px;padding:.08em .4em;color:var(--accent-2)}

/* ── nav ── */
.nav{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;padding:14px 24px;
  background:rgba(8,8,12,.6);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.nav__brand{display:flex;align-items:center}
.nav__brand img{display:block;opacity:.95}
.nav__links{display:flex;align-items:center;gap:26px;font-size:.93rem;font-weight:500;color:var(--muted)}
.nav__links a{transition:color .15s}
.nav__links a:hover{color:var(--text)}
.nav__cta{color:#0a0a14!important;background:var(--accent);font-weight:600;padding:.5em 1em;border-radius:9px;transition:background .15s}
.nav__cta:hover{background:var(--accent-2)}
@media(max-width:680px){ .nav__links a:not(.nav__cta){display:none} }

/* ── hero ── */
.hero{position:relative;overflow:hidden;padding:104px 24px 120px;text-align:center}
.hero__bg{
  position:absolute;inset:0;z-index:0;
  background:url("assets/wallpaper.png") center/cover no-repeat;
  opacity:.16;
  mask-image:radial-gradient(120% 80% at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image:radial-gradient(120% 80% at 50% 30%, #000 30%, transparent 75%);
}
.hero__inner{position:relative;z-index:1;max-width:960px;margin:0 auto}
.eyebrow{font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:600;margin:0 0 22px}
.hero h1{font-size:clamp(2.3rem,6vw,4rem);line-height:1.06;font-weight:800;letter-spacing:-.02em;margin:0 0 24px}
.accent{color:var(--accent);text-shadow:0 0 40px rgba(138,180,255,.45)}
.lede{font-size:clamp(1.02rem,2.2vw,1.22rem);color:var(--muted);max-width:680px;margin:0 auto 34px}
.cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}

.btn{display:inline-block;padding:13px 26px;border-radius:12px;font-weight:600;font-size:.97rem;
  border:1px solid transparent;transition:transform .12s,background .15s,border-color .15s}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--accent);color:#0a0a14;box-shadow:0 8px 30px rgba(138,180,255,.25)}
.btn--primary:hover{background:var(--accent-2)}
.btn--ghost{border-color:var(--border-2);color:var(--text);background:var(--surface)}
.btn--ghost:hover{background:var(--surface-2);border-color:var(--accent)}

.disclaimer{
  display:inline-block;max-width:620px;margin:0 auto;
  font-size:.86rem;color:var(--muted);
  background:rgba(255,176,97,.06);border:1px solid rgba(255,176,97,.22);
  border-radius:12px;padding:12px 18px;
}
.disclaimer strong{color:var(--warn)}

/* ── screenshots ── */
.shotwrap{max-width:var(--maxw);margin:-60px auto 0;padding:0 24px;position:relative;z-index:2}
.shot{
  margin:0;border:1.5px dashed var(--border-2);border-radius:var(--r);
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,.015) 0 14px, transparent 14px 28px),
    var(--surface);
  display:flex;align-items:center;justify-content:center;text-align:center;
  aspect-ratio:16/10;
}
.shot--hero{aspect-ratio:16/9;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.shot--sm{aspect-ratio:16/10}
.shot__label{display:flex;flex-direction:column;gap:8px;align-items:center;padding:28px;max-width:560px}
.shot__cam{font-size:2rem;color:var(--faint);line-height:1}
.shot__title{font-weight:700;color:var(--text);font-size:1.05rem}
.shot__note{font-size:.86rem;color:var(--muted)}
.shot__note code{font-size:.85em}

/* ── sections ── */
.section{max-width:var(--maxw);margin:0 auto;padding:96px 24px}
.section--alt{
  max-width:none;
  background:linear-gradient(180deg, rgba(255,255,255,.018), transparent);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.section--alt > *{max-width:var(--maxw);margin-left:auto;margin-right:auto}
.section__title{font-size:clamp(1.7rem,3.6vw,2.5rem);font-weight:800;letter-spacing:-.02em;text-align:center;margin:0 0 14px}
.section__sub{text-align:center;color:var(--muted);max-width:640px;margin:0 auto 52px;font-size:1.05rem}

/* ── grids / cards ── */
.grid{display:grid;gap:20px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
@media(max-width:880px){ .grid--3{grid-template-columns:1fr} .grid--2{grid-template-columns:1fr} }

.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r);
  padding:26px 24px;transition:border-color .18s,transform .18s,background .18s;
}
.card:hover{border-color:var(--border-2);background:var(--surface-2);transform:translateY(-3px)}
.card h3{margin:0 0 10px;font-size:1.18rem;font-weight:700}
.card p{margin:0;color:var(--muted);font-size:.96rem}

/* ── architecture stack ── */
.stack{display:flex;flex-direction:column;gap:14px;max-width:860px;margin:0 auto}
.layer{
  display:grid;grid-template-columns:180px 1fr;gap:24px;align-items:center;
  background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--accent);
  border-radius:12px;padding:20px 24px;
}
.layer__name{font-weight:800;font-size:1.15rem;letter-spacing:-.01em}
.layer__desc{color:var(--muted);font-size:.96rem}
.layer__desc a{color:var(--accent);font-weight:500}
.layer__desc a:hover{color:var(--accent-2)}
@media(max-width:680px){ .layer{grid-template-columns:1fr;gap:6px} }

/* ── editions ── */
.editions .card--edition{display:flex;flex-direction:column;align-items:flex-start}
.card--edition .price{color:var(--text);font-weight:600;margin:.2em 0 .8em;font-size:1rem}
.card--edition .btn{margin-top:auto}
.card--soon{opacity:.92;border-style:dashed}
.tag{font-size:.6em;vertical-align:middle;background:var(--accent);color:#0a0a14;
  border-radius:6px;padding:.2em .5em;font-weight:700;letter-spacing:.04em;text-transform:uppercase}

/* ── quickstart ── */
.quickstart{margin:44px auto 0;max-width:680px}
.quickstart__title{font-weight:600;color:var(--muted);margin:0 0 10px;text-align:center;font-size:.92rem}
.quickstart pre{
  margin:0;background:#05050a;border:1px solid var(--border);border-radius:12px;
  padding:20px 22px;overflow-x:auto;
}
.quickstart code{background:none;border:none;color:var(--accent-2);padding:0;font-size:.9rem;line-height:1.7}

/* ── footer ── */
.footer{border-top:1px solid var(--border);background:var(--bg-2);margin-top:40px}
.footer__inner{max-width:var(--maxw);margin:0 auto;padding:56px 24px 32px;
  display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
.footer__brand{max-width:320px}
.footer__brand img{opacity:.9;margin-bottom:12px}
.footer__brand p{color:var(--muted);font-size:.92rem;margin:0}
.footer__cols{display:flex;gap:64px;flex-wrap:wrap}
.footer__cols h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--faint);margin:0 0 14px}
.footer__cols a{display:block;color:var(--muted);font-size:.93rem;margin-bottom:9px;transition:color .15s}
.footer__cols a:hover{color:var(--text)}
.footer__base{max-width:var(--maxw);margin:0 auto;padding:20px 24px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--faint);font-size:.85rem}

.shot:has(img){border-style:solid;border-color:var(--border);background:none;padding:0;overflow:hidden}
.shot img{width:100%;height:100%;object-fit:cover;display:block}