/* ==========================================================================
   Verqury — verqury.com
   Theme: dark navy + chrome/mercury, restrained reflective-blue accents.
   No build step, no external resources. Elegant, professional, simple.
   ========================================================================== */

:root {
  /* Navy field */
  --bg:        #0b0f1a;
  --bg-1:      #0e1322;
  --bg-2:      #121829;
  --bg-3:      #182034;
  --line:      rgba(174, 190, 220, 0.10);
  --line-soft: rgba(174, 190, 220, 0.06);

  /* Ink */
  --ink:       #eef1f7;
  --ink-dim:   #a6b0c4;
  --ink-faint: #6f7891;

  /* Chrome / mercury gradient stops */
  --chrome-hi: #f6f8fc;
  --chrome-1:  #d3dbe9;
  --chrome-2:  #a4aec2;
  --chrome-3:  #737d95;
  --chrome-lo: #525b73;

  /* Reflective accent (used sparingly) */
  --accent:    #6ea8ff;
  --accent-2:  #8ce0ff;
  --accent-dim: rgba(110, 168, 255, 0.14);

  --maxw: 1080px;
  --pad: clamp(20px, 5vw, 48px);
  --radius: 16px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
          Helvetica, Arial, "Apple Color Emoji", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Ambient navy gradient wash + faint reflective pools */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(120% 90% at 50% -10%, rgba(30, 46, 74, 0.55) 0, transparent 60%),
    radial-gradient(80% 60% at 85% 10%, rgba(110,168,255,0.06), transparent 55%),
    radial-gradient(70% 60% at 10% 30%, rgba(140,224,255,0.045), transparent 55%),
    linear-gradient(180deg, #0d1220 0%, var(--bg) 40%, #090d16 100%);
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-2); }

img { max-width: 100%; display: block; }

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }

section { position: relative; padding: clamp(64px, 10vw, 120px) 0; }
section + section { border-top: 1px solid var(--line-soft); }

.eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 14px;
  font-weight: 600;
}

h1, h2, h3 { line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 0.5em; font-weight: 700; }
h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); }
h3 { font-size: 1.2rem; letter-spacing: -0.01em; }
p { color: var(--ink-dim); margin: 0 0 1em; }
.lead { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--ink-dim); max-width: 62ch; }

/* Chrome/mercury metallic text — with a slow shimmer sweep */
.chrome {
  background: linear-gradient(
    100deg,
    var(--chrome-3) 0%, var(--chrome-1) 20%, var(--chrome-hi) 34%,
    var(--chrome-1) 48%, var(--chrome-3) 66%, var(--chrome-2) 82%, var(--chrome-hi) 100%);
  background-size: 220% auto;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: chrome-sweep 9s linear infinite;
}
@keyframes chrome-sweep { to { background-position: 220% center; } }
@media (prefers-reduced-motion: reduce) {
  .chrome { animation: none; background-position: 30% center; }
}

/* ---------- Header / nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  background: linear-gradient(180deg, rgba(11,15,26,0.86), rgba(11,15,26,0.55));
  border-bottom: 1px solid var(--line-soft);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--ink); letter-spacing: -0.01em; }
.brand img { width: 28px; height: 28px; border-radius: 7px; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { color: var(--ink-dim); font-size: 0.92rem; font-weight: 500; }
.nav-links a:hover { color: var(--ink); }
.nav-links .ghost { color: var(--ink); }
@media (max-width: 720px) { .nav-links a:not(.btn) { display: none; } }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 12px 20px; border-radius: 12px; font-weight: 600; font-size: 0.95rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  color: #0a0e18;
  background: linear-gradient(180deg, #f4f7fc 0%, #cdd6e6 100%);
  box-shadow: 0 1px 0 rgba(255,255,255,0.6) inset, 0 8px 24px rgba(110,168,255,0.18);
}
.btn-primary:hover { color: #0a0e18; box-shadow: 0 1px 0 rgba(255,255,255,0.7) inset, 0 10px 30px rgba(110,168,255,0.30); }
.btn-ghost { color: var(--ink); background: rgba(255,255,255,0.04); border-color: var(--line); }
.btn-ghost:hover { color: var(--ink); background: rgba(255,255,255,0.08); border-color: rgba(174,190,220,0.22); }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(56px, 9vw, 96px); overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(24px, 5vw, 56px); align-items: center; }
@media (max-width: 860px) { .hero .wrap { grid-template-columns: 1fr; text-align: center; } }

.hero h1 { font-size: clamp(2.5rem, 6.4vw, 4.4rem); font-weight: 800; margin-bottom: 0.28em; }
.hero .tagline { display: block; }
.hero .subtitle { display: block; font-size: clamp(1.05rem, 2.1vw, 1.35rem); font-weight: 500; color: var(--ink-dim); letter-spacing: -0.01em; margin-top: 0.35em; }
.hero .lead { margin: 0 auto 28px; }
@media (min-width: 861px) { .hero .lead { margin-left: 0; } }

.badges { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 30px; }
@media (max-width: 860px) { .badges { justify-content: center; } }
.badge {
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.02em;
  padding: 6px 12px; border-radius: 999px;
  color: var(--chrome-1); background: rgba(255,255,255,0.035);
  border: 1px solid var(--line); display: inline-flex; align-items: center; gap: 7px;
}
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 8px var(--accent-2); }

.cta-row { display: flex; flex-wrap: wrap; gap: 14px; }
@media (max-width: 860px) { .cta-row { justify-content: center; } }

/* Hero mark — the chrome droplet with a specular sweep + float + glow */
.hero-mark { position: relative; justify-self: center; width: min(340px, 78vw); aspect-ratio: 1; }
.hero-mark .glow {
  position: absolute; inset: -14%; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(110,168,255,0.28), rgba(140,224,255,0.10) 55%, transparent 75%);
  filter: blur(8px); z-index: 0; animation: glow-pulse 7s ease-in-out infinite;
}
.hero-mark .mark {
  position: relative; z-index: 1; width: 100%; height: 100%;
  border-radius: 26%;
  box-shadow: 0 30px 80px rgba(0,0,0,0.55), 0 0 0 1px rgba(174,190,220,0.10) inset;
  animation: float 6s ease-in-out infinite;
}
/* moving specular highlight across the mark */
.hero-mark .sheen {
  position: absolute; inset: 0; z-index: 2; border-radius: 26%; overflow: hidden; pointer-events: none;
}
.hero-mark .sheen::after {
  content: ""; position: absolute; top: -60%; left: -30%; width: 40%; height: 220%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
  transform: rotate(18deg); filter: blur(6px);
  animation: sheen 6.5s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes glow-pulse { 0%,100% { opacity: 0.7; } 50% { opacity: 1; } }
@keyframes sheen { 0% { left: -40%; } 55%,100% { left: 130%; } }
@media (prefers-reduced-motion: reduce) {
  .hero-mark .mark, .hero-mark .glow, .hero-mark .sheen::after { animation: none; }
}

/* twinkle canvas sits behind hero content */
#twinkle { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero .wrap { position: relative; z-index: 1; }

/* ---------- Feature grid ---------- */
.grid { display: grid; gap: 18px; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 860px) { .grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .grid { grid-template-columns: 1fr; } }

.card {
  padding: 24px; border-radius: var(--radius);
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line); position: relative; overflow: hidden;
  transition: transform .25s var(--ease), border-color .25s;
}
.card:hover { transform: translateY(-3px); border-color: rgba(174,190,220,0.20); }
.card .ico {
  width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
  margin-bottom: 14px; color: var(--chrome-hi);
  background: linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.02));
  border: 1px solid var(--line);
}
.card h3 { margin-bottom: 6px; color: var(--ink); }
.card p { margin: 0; font-size: 0.95rem; }
.card .num { position: absolute; top: 16px; right: 20px; font-size: 0.8rem; color: var(--ink-faint); font-variant-numeric: tabular-nums; }

/* Featured / new feature card */
.card.featured { border-color: rgba(110,168,255,0.28); background: linear-gradient(180deg, rgba(110,168,255,0.06), var(--bg-1)); }
.card.featured .ico { color: var(--accent-2); border-color: rgba(110,168,255,0.28); }
.tag-new {
  display: inline-block; vertical-align: middle; margin-left: 8px;
  font-size: 0.58rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 2px 8px; border-radius: 999px;
  color: var(--accent-2); background: var(--accent-dim);
  border: 1px solid rgba(110,168,255,0.34);
}

/* wider cards for principles */
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 720px) { .grid-2 { grid-template-columns: 1fr; } }

/* ---------- How it works: the files-are-db statement ---------- */
.statement { max-width: 66ch; }
.statement .big { font-size: clamp(1.3rem, 3vw, 1.9rem); color: var(--ink); font-weight: 600; letter-spacing: -0.015em; line-height: 1.35; }
.statement .big b { color: var(--chrome-hi); font-weight: 700; }
.flow {
  margin-top: 34px; display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  color: var(--ink-dim); font-size: 0.92rem;
}
.flow .step { padding: 10px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg-2); white-space: nowrap; }
.flow .arrow { color: var(--ink-faint); }

/* ---------- Screenshots ---------- */
.shots { display: grid; gap: 18px; grid-template-columns: 1fr 1fr; }
@media (max-width: 720px) { .shots { grid-template-columns: 1fr; } }
.shot {
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  background: var(--bg-2); box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}
.shot img { width: 100%; height: auto; }
.shot .cap { padding: 12px 16px; font-size: 0.85rem; color: var(--ink-faint); border-top: 1px solid var(--line-soft); }
.shot.placeholder { aspect-ratio: 16/10; display: grid; place-items: center; color: var(--ink-faint); font-size: 0.9rem; text-align: center; padding: 20px; }

/* ---------- Get it ---------- */
.get { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; }
@media (max-width: 720px) { .get { grid-template-columns: 1fr; } }
.codeblock {
  font-family: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  font-size: 0.88rem; color: var(--chrome-1);
  background: #080b13; border: 1px solid var(--line); border-radius: 12px;
  padding: 16px 18px; overflow-x: auto; line-height: 1.7;
}
.codeblock .c { color: var(--ink-faint); }
.codeblock .p { color: var(--accent-2); }
.specs { list-style: none; padding: 0; margin: 18px 0 0; }
.specs li { padding: 8px 0; border-bottom: 1px solid var(--line-soft); color: var(--ink-dim); font-size: 0.92rem; display: flex; gap: 10px; }
.specs li b { color: var(--ink); font-weight: 600; min-width: 92px; }

/* ---------- Under the hood links ---------- */
.links { display: flex; flex-wrap: wrap; gap: 12px; }
.link-card {
  flex: 1 1 200px; padding: 16px 18px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--bg-2); color: var(--ink); transition: border-color .2s, transform .2s var(--ease);
}
.link-card:hover { color: var(--ink); border-color: rgba(174,190,220,0.24); transform: translateY(-2px); }
.link-card .t { font-weight: 600; margin-bottom: 3px; }
.link-card .d { font-size: 0.85rem; color: var(--ink-faint); }

/* ---------- Footer ---------- */
.foot { border-top: 1px solid var(--line); padding: 56px 0 40px; }
.foot .wrap { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 30px; }
@media (max-width: 720px) { .foot .wrap { grid-template-columns: 1fr 1fr; } }
.foot .col h4 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink-faint); margin: 0 0 14px; }
.foot .col a { display: block; color: var(--ink-dim); font-size: 0.92rem; padding: 5px 0; }
.foot .col a:hover { color: var(--ink); }
.foot .family { margin-bottom: 16px; }
.foot .family .brand { margin-bottom: 12px; font-size: 1.05rem; }
.foot .fineprint { color: var(--ink-faint); font-size: 0.82rem; line-height: 1.7; }
.foot .fineprint a { color: var(--ink-dim); }
.foot-bottom { border-top: 1px solid var(--line-soft); margin-top: 36px; padding-top: 22px; display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; color: var(--ink-faint); font-size: 0.82rem; }

/* ---------- Scroll reveal (progressive: visible by default, hidden only when JS present) ---------- */
.reveal { transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal { opacity: 0; transform: translateY(18px); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Simple content pages (whats-new / ideas / privacy / notice) ---------- */
.page { max-width: 760px; margin: 0 auto; padding: clamp(48px, 8vw, 90px) var(--pad); }
.page h1 { font-size: clamp(2rem, 5vw, 3rem); }
.page h2 { font-size: 1.4rem; margin-top: 1.6em; }
.page p, .page li { color: var(--ink-dim); }
.page ul { padding-left: 1.2em; }
.page .back { color: var(--ink-faint); font-size: 0.9rem; display: inline-block; margin-bottom: 28px; }
.page .meta { color: var(--ink-faint); font-size: 0.88rem; }
.callout { border: 1px solid var(--line); background: var(--bg-2); border-radius: 12px; padding: 20px 22px; margin: 24px 0; }