/* Designer Stack page. Night paper, coral for "before", mint for "after", gold for proof. */
@font-face { font-family: "Cabinet Grotesk"; src: url("fonts/cabinet-grotesk-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Cabinet Grotesk"; src: url("fonts/cabinet-grotesk-800.woff2") format("woff2"); font-weight: 800; font-display: swap; }
@font-face { font-family: "Satoshi"; src: url("fonts/satoshi-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Satoshi"; src: url("fonts/satoshi-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Satoshi"; src: url("fonts/satoshi-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("fonts/jetbrains-mono-var.woff2") format("woff2"); font-weight: 100 800; font-display: swap; }

:root {
  --night: #0c0e17; --night-2: #141826; --night-3: #1b2033;
  --paper: #f4efe6; --mute: #9aa0b4; --line: rgba(244, 239, 230, 0.1); --line-2: rgba(244, 239, 230, 0.2);
  --coral: #ff6a4a; --mint: #3ddc97; --gold: #ffc857;
  --display: "Cabinet Grotesk", "Satoshi", sans-serif; --text: "Satoshi", sans-serif; --mono: "JetBrains Mono", ui-monospace, monospace;
  --gutter: max(20px, env(safe-area-inset-left), 4vw); --maxw: 1200px; --ease: cubic-bezier(0.22, 1, 0.36, 1);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--night); color: var(--paper); font: 400 1.0625rem/1.6 var(--text); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
body::before { content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(60vw 60vw at 85% 0%, rgba(61, 220, 151, 0.10), transparent 70%),
              radial-gradient(50vw 50vw at 0% 30%, rgba(255, 106, 74, 0.08), transparent 70%); }
a { color: inherit; }
code { font: 500 0.9em var(--mono); color: var(--gold); }
h1, h2, h3 { font-family: var(--display); font-weight: 800; margin: 0; letter-spacing: -0.02em; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
.wrap { width: min(var(--maxw), 100% - 2 * var(--gutter)); margin-inline: auto; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; z-index: 100; background: var(--paper); color: var(--night); padding: 10px 14px; border-radius: 8px; }
.kicker { font: 600 0.8rem/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--mute); }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 1.4rem; border-radius: 12px;
  background: var(--mint); color: #08130d; font: 700 1rem/1 var(--text); text-decoration: none; border: 1px solid var(--mint);
  transition: transform 0.25s var(--ease), background 0.2s; }
.btn:hover { transform: translateY(-2px); background: #5fe8ad; }
.btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
.btn--ghost { background: transparent; color: var(--paper); border-color: var(--line-2); }
.btn--ghost:hover { background: rgba(244, 239, 230, 0.06); border-color: var(--paper); }
.btn--small { min-height: 44px; padding: 0 1rem; font-size: 0.9rem; }

.nav { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; gap: 0.5rem; padding: 10px var(--gutter);
  background: rgba(12, 14, 23, 0.78); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 0.55rem; min-height: 44px; text-decoration: none; font: 800 1.15rem/1 var(--display); white-space: nowrap; }
.brand__mark { width: 26px; height: 26px; flex: none; }
.brand__mark circle { fill: var(--coral); }
.brand__mark rect { fill: none; stroke: var(--mint); stroke-width: 2; }
@media (max-width: 520px) { .brand span { display: none; } .stacks { margin-left: 0.25rem; } }

.hero { padding: clamp(40px, 8vw, 96px) 0 clamp(48px, 8vw, 100px); }
.hero__grid { display: grid; gap: 40px; align-items: center; }
.hero h1 { font-size: clamp(2.6rem, 7.4vw, 5.2rem); line-height: 0.98; margin-top: 18px; }
.hero h1 em { font-style: normal; color: var(--mint); }
.lede { margin-top: 22px; font-size: clamp(1.05rem, 1.5vw, 1.2rem); color: #cfd2dc; max-width: 34rem; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.film { margin: 0; justify-self: center; width: min(100%, 460px); }
.film video { display: block; width: 100%; aspect-ratio: 1080 / 1350; border-radius: 22px; background: var(--night-2);
  border: 1px solid var(--line-2); box-shadow: 0 40px 100px rgba(0, 0, 0, 0.5); }
.film figcaption { margin-top: 12px; font: 500 0.8rem/1.4 var(--mono); color: var(--mute); text-align: center; }
@media (min-width: 960px) { .hero__grid { grid-template-columns: 1.15fr 0.85fr; gap: 64px; } }

section h2 { font-size: clamp(2rem, 5vw, 3.6rem); line-height: 1; }
.proof, .skills, .flow, .install, .next { padding: clamp(56px, 9vw, 110px) 0; border-top: 1px solid var(--line); }
.nums { display: grid; gap: 14px; margin: 36px 0 0; }
.num { margin: 0; padding: 22px 24px; border-radius: 18px; background: var(--night-2); border: 1px solid var(--line); }
.num dt { font: 600 0.8rem/1.4 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--mute); }
.num dd { margin: 10px 0 0; display: flex; align-items: baseline; gap: 18px; flex-wrap: wrap; font: 800 clamp(2.4rem, 6vw, 3.4rem)/1 var(--display); letter-spacing: -0.02em; }
.num dd s { color: var(--coral); text-decoration-thickness: 4px; text-decoration-color: rgba(255, 106, 74, 0.7); }
.num dd span { color: var(--mint); }
.num dd b { font-weight: 800; }
.num--big dd { font-size: clamp(3.6rem, 12vw, 7rem); }
.note { margin-top: 22px; max-width: 52rem; font-size: 0.95rem; color: var(--mute); }
@media (min-width: 900px) { .nums { grid-template-columns: 1.6fr 1fr 1fr; } .num--big { grid-row: span 1; } }

.sub { margin-top: 12px; color: var(--mute); }
.cat { list-style: none; margin: 36px 0 0; padding: 0; border-top: 1px solid var(--line-2); }
.row { display: grid; gap: 10px 28px; padding: 26px 0; border-bottom: 1px solid var(--line-2); grid-template-columns: 3rem 1fr; }
.row__n { font: 600 0.9rem/2.2 var(--mono); color: var(--mute); }
.row__body h3 { font-size: clamp(1.5rem, 3vw, 2.1rem); display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.row__body p { margin-top: 8px; color: #c9ccd6; max-width: 44rem; }
.row__say { grid-column: 2; align-self: start; font-size: 0.85rem; color: var(--gold); background: var(--night-2); border: 1px solid var(--line);
  padding: 10px 12px; border-radius: 10px; overflow-wrap: anywhere; }
.row--lead h3 { color: var(--mint); }
.beta { font: 600 0.7rem/1 var(--mono); font-style: normal; letter-spacing: 0.06em; text-transform: uppercase; color: var(--night); background: var(--gold); padding: 5px 7px; border-radius: 6px; }
@media (min-width: 900px) { .row { grid-template-columns: 3.5rem 1fr 22rem; align-items: start; } .row__say { grid-column: 3; } }

.steps { list-style: none; margin: 36px 0 0; padding: 0; display: grid; gap: 12px; counter-reset: s; }
.steps li { position: relative; padding: 18px 20px 18px 64px; border-radius: 14px; background: var(--night-2); border: 1px solid var(--line); counter-increment: s; }
.steps li::before { content: counter(s); position: absolute; left: 20px; top: 50%; transform: translateY(-50%); width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center; font: 700 0.85rem/1 var(--mono); color: var(--night); background: var(--mint); }
.steps b { display: block; font: 800 1.2rem/1.2 var(--display); }
.steps span { color: var(--mute); font-size: 0.95rem; }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(4, 1fr); } .steps li { padding: 64px 20px 20px; } .steps li::before { top: 20px; transform: none; } }

.install__grid { display: grid; gap: 32px; align-items: center; }
.install p { margin: 14px 0 24px; color: #c9ccd6; max-width: 30rem; }
.term { margin: 0; padding: 22px 24px; border-radius: 16px; background: #070910; border: 1px solid var(--line-2); overflow-x: auto;
  font: 500 0.92rem/1.7 var(--mono); color: var(--paper); }
.term code { color: inherit; font: inherit; }
.term .c { color: var(--mute); }
@media (min-width: 900px) { .install__grid { grid-template-columns: 1fr 1fr; gap: 56px; } }

.next__box { display: grid; gap: 24px; align-items: center; padding: clamp(24px, 4vw, 44px); border-radius: 22px; background: var(--night-3); border: 1px solid var(--line-2); }
.next h2 { font-size: clamp(1.6rem, 3.6vw, 2.5rem); margin-top: 10px; }
.next p:last-child { margin-top: 10px; color: var(--mute); }
@media (min-width: 900px) { .next__box { grid-template-columns: 1fr auto; } }

.foot { padding: 32px 0 48px; border-top: 1px solid var(--line); color: var(--mute); font-size: 0.9rem; }
.foot__row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
.foot a { color: var(--paper); }
@media (prefers-reduced-motion: reduce) { .btn { transition: none; } }