/* Crafty Corp — presentation site
   Palette: logo cyan/mint on deep black, discreet violet.
   Mobile-first; fluid type; no framework. */

*, *::before, *::after { box-sizing: border-box; }

:root {
  --bg:      #06070b;
  --bg-2:    #0a0e15;
  --panel:   rgba(255 255 255 / 0.035);
  --line:    rgba(255 255 255 / 0.09);
  --line-2:  rgba(255 255 255 / 0.16);
  --ink:     #eef3f7;
  --mut:     #9aa8b6;
  --cy:      #21b5cf;
  --mi:      #21cfbd;
  --vi:      #8f7cf7;
  --grad:    linear-gradient(92deg, var(--cy), var(--mi));
  --font-d:  "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-b:  "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --pad:     clamp(1.1rem, 4vw, 2.4rem);
  --maxw:    72rem;
  --r:       14px;
}

html { font-size: 100%; }
body {
  margin: 0;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 69.28 120'%3E%3Cg fill='none' stroke='%2321b5cf' stroke-opacity='.08' stroke-width='1'%3E%3Cpath d='M34.64 0L69.28 20 69.28 60 34.64 80 0 60 0 20Z'/%3E%3Cpath d='M0 60L34.64 80 34.64 120 0 140-34.64 120-34.64 80Z'/%3E%3Cpath d='M69.28 60L103.92 80 103.92 120 69.28 140 34.64 120 34.64 80Z'/%3E%3C/g%3E%3Cpath d='M34.64 22L50.23 31 50.23 49 34.64 58 19.05 49 19.05 31Z' fill='%2321cfbd' fill-opacity='.06'/%3E%3C/svg%3E") repeat,
    var(--bg);
  background-size: 69.28px 120px;
  color: var(--ink);
  font-family: var(--font-b);
  font-size: clamp(15.5px, 14.5px + 0.35vw, 17.5px);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--cy); color: #04121a; }

a { color: inherit; }
img { max-width: 100%; height: auto; }

:focus-visible {
  outline: 2px solid var(--mi);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- top bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6 7 11 / 0.78);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--line);
}
.topbar .wrap {
  max-width: var(--maxw);
  margin: auto;
  padding: 0.85rem var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}
.brand .logo {
  width: clamp(26px, 2.2vw, 34px);
  height: auto;
  margin-right: 0.15rem;
}
.brand .wordmark {
  font-family: var(--font-d);
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: 0.06em;
}
.brand:hover .logo { transform: translateY(-1px); }

.menu { display: flex; align-items: center; gap: 0.8rem; margin-left: auto; }
.menu-list { flex-shrink: 0; }
.burger {
  font: inherit;
  color: var(--mut);
  background: none;
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: 0.45rem 0.95rem;
  cursor: pointer;
}
.burger:hover { color: var(--ink); border-color: var(--line-2); }
.menu-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translate(-50%, 0);
  min-width: 15rem;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 0 0 var(--r) var(--r);
  border-top: none;
  padding: 0.4rem 1rem 0.6rem;
  flex-direction: column;
}
.menu-list:not([hidden]) { display: flex; }
.menu-list a {
  display: block;
  padding: 0.55rem 0.75rem;
  font-family: var(--font-d);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--mut);
  text-decoration: none;
}
.menu-list a:hover, .menu-list a:focus-visible { color: var(--mi); }

.langs { display: flex; align-items: center; gap: 0.4rem; flex-shrink: 0; }
.lang-btn {
  font-family: var(--font-d);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--mut);
  background: none;
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: 0.3rem 0.5rem;
  cursor: pointer;
}
.lang-btn:hover { color: var(--ink); border-color: var(--line-2); }
.lang-btn.active { color: var(--mi); border-color: rgba(33 181 207 / 0.5); }

@media (min-width: 820px) {
  .burger { display: none; }
  .menu-list {
    position: static;
    transform: none;
    display: flex;
    flex-direction: row;
    gap: 1.6rem;
    background: none;
    border: none;
    padding: 0;
    margin-left: auto;
  }
  .menu-list a { padding: 0.3rem 0.5rem; font-size: 0.92rem; }
  .menu-list a::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -2px;
    height: 1px;
    background: var(--grad);
    opacity: 0;
    transition: opacity 0.25s;
  }
  .menu-list a { position: relative; }
  .menu-list a:hover::after { opacity: 1; }
}

/* ---------- sections ---------- */
main { display: block; }
.section { padding: clamp(3.2rem, 7vw, 6rem) 0 clamp(3.6rem, 8vw, 7rem); }
.section .wrap { max-width: var(--maxw); margin: auto; padding: 0 var(--pad); }

.display {
  font-family: var(--font-d);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0;
}
h1 { font-size: clamp(2.1rem, 1.3rem + 3.6vw, 4.1rem); }
h2 { font-size: clamp(1.7rem, 1.1rem + 2vw, 2.7rem); }
h3 { font-size: 1.12rem; font-weight: 600; margin: 0; }

.overline {
  font-family: var(--font-d);
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--vi);
  margin: 0;
}
.lede { color: var(--mut); margin: 0; }
.hero .lede { font-size: 1.12rem; }
.accent-line {
  font-family: var(--font-d);
  font-weight: 600;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- hero ---------- */
.hero {
  min-height: 92vh;
  min-height: 92svh;
  display: grid;
  place-content: center;
  justify-items: center;
  padding: 2rem var(--pad) 3rem;
  text-align: center;
  position: relative;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  border-radius: 0 0 4rem 4rem;
}
.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 45% at 50% -8%, rgba(33 181 207 / 0.16), transparent 70%),
    radial-gradient(45% 40% at 82% 30%, rgba(143 124 247 / 0.07), transparent 70%),
    radial-gradient(50% 45% at 12% 62%, rgba(33 207 189 / 0.08), transparent 72%);
}
.hero-bg .mark {
  position: absolute;
  right: -8rem;
  top: 14rem;
  width: clamp(22rem, 34vw, 42rem);
  height: auto;
  transform: translateY(calc(var(--sy, 0) * 0.4));
  will-change: transform;
}
.hero-bg .orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  will-change: transform;
}
.hero-bg .orb.o1 {
  width: 34rem; height: 34rem;
  right: -12rem; top: 18rem;
  background: rgba(33 181 207 / 0.22);
  transform: translateY(calc(var(--sy, 0) * -1));
}
.hero-bg .orb.o2 {
  width: 26rem; height: 26rem;
  left: -10rem; top: 6rem;
  background: rgba(143 124 247 / 0.14);
  transform: translateY(calc(var(--sy, 0) * 0.6));
}

.hero .actions { margin-top: 2.2rem; }
.actions { display: flex; gap: 0.8rem; flex-wrap: wrap; justify-content: center; }

.btn {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-d);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  padding: 0.7rem 1.35rem;
  border: 1px solid var(--line-2);
  border-radius: 99px;
  text-decoration: none;
  color: var(--ink);
  background: rgba(255 255 255 / 0.04);
  transition: border-color 0.25s, background 0.25s, transform 0.25s, color 0.25s;
}
.btn:hover { border-color: var(--mi); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn.ghost { background: none; border-color: var(--line); color: var(--mut); }
.btn.ghost:hover { color: var(--ink); border-color: var(--line-2); }
.btn.mail {
  background: var(--grad);
  border: none;
  color: #04121a;
  font-weight: 600;
}
.btn.mail:hover { transform: translateY(-1px); filter: brightness(1.08); }

/* ---------- facts ---------- */
.facts {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
  margin: 2.6rem 0 0;
}
.facts li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}
.facts .fact-n {
  font-family: var(--font-d);
  font-weight: 700;
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
  color: var(--mi);
}
.facts .fact-l { font-size: 0.85rem; color: var(--mut); }
@media (max-width: 560px) {
  .facts { grid-template-columns: 1fr; }
  .facts li { border-top: none; padding-top: 0; }
  .facts .fact-n { font-size: 1.7rem; }
}

/* ---------- cards ---------- */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 2.8rem 0 0;
}
@media (min-width: 640px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1180px) { .cards { grid-template-columns: repeat(4, 1fr); gap: 0.9rem; } }

.card {
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 1.4rem 1.4rem 1.5rem;
  background: linear-gradient(160deg, rgba(255 255 255 / 0.03), transparent 60%);
  transition: border-color 0.3s, transform 0.3s, background 0.3s;
}
.card .icon {
  width: 26px; height: 26px;
  color: var(--cy);
  margin-bottom: 0.9rem;
}
.card h3 { color: var(--ink); }
.card p { color: var(--mut); font-size: 0.92rem; margin: 0.35rem 0 0; }
.card .tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.6rem;
  margin: 1rem 0 0;
  font-size: 0.72rem;
  color: var(--vi);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.card:hover, .card:focus-visible {
  border-color: rgba(33 181 207 / 0.55);
  transform: translateY(-3px);
  background: linear-gradient(160deg, rgba(33 181 207 / 0.07), transparent 60%);
}
.card:hover .icon { color: var(--mi); }

/* ---------- principles ---------- */
.principles {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
  margin: 2.6rem 0 0;
  counter-reset: p;
}
.principles li {
  counter-increment: p;
  font-size: 0.95rem;
  color: var(--mut);
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
}
.principles strong {
  color: var(--ink);
  font-family: var(--font-d);
  font-weight: 600;
}
.principles li::before {
  content: "0" counter(p);
  position: absolute;
  top: -1.1rem;
  font-family: var(--font-d);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--vi);
}
.principles li { position: relative; }
@media (max-width: 700px) {
  .principles { grid-template-columns: 1fr; gap: 1.2rem; }
  .principles li { border-top: none; padding-top: 0; }
  .principles li::before { position: static; display: inline-block; margin-right: 0.6rem; }
}

.stack-line {
  margin: 2.4rem 0 0;
  color: var(--mut);
  font-size: 0.85rem;
}
.chips { display: inline-flex; flex-wrap: wrap; gap: 0.5rem; }
.chips span {
  border: 1px solid var(--line-2);
  border-radius: 8px;
  padding: 0.3rem 0.7rem;
  font-family: var(--font-d);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--ink);
}
.chips span:hover { border-color: var(--cy); }

/* ---------- contact ---------- */
.contact { text-align: center; }
.contact-actions {
  margin: 2.4rem auto 0;
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  justify-content: center;
}
.btn.copy {
  font-size: 0.85rem;
  padding: 0.6rem 1.1rem;
  cursor: pointer;
}
.fine {
  margin: 2.6rem 0 0;
  font-size: 0.78rem;
  color: rgba(255 255 255 / 0.55);
  letter-spacing: 0.04em;
}

/* discreet entry to the backoffice */
.admin-link {
  display: inline-flex;
  align-items: center;
  margin-left: 0.55rem;
  vertical-align: -0.22em;
  color: rgba(255 255 255 / 0.24);
  transition: color 0.25s;
}
.admin-link svg { width: 13px; height: 13px; }
.admin-link:hover, .admin-link:focus-visible { color: var(--mi); }

/* ---------- reveal ---------- */
.js [data-reveal]:not(.seen) {
  opacity: 0;
  transform: translateY(16px);
}
.js [data-reveal] {
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.js [data-reveal].seen { opacity: 1; transform: none; }

/* stagger inside grouped elements */
.js .hero [data-reveal]:nth-child(3) { transition-delay: 0.1s; }
.js .hero [data-reveal]:nth-child(4) { transition-delay: 0.22s; }
.js .hero [data-reveal]:nth-child(5) { transition-delay: 0.34s; }
.js .cards [data-reveal]:nth-child(2) { transition-delay: 0.1s; }
.js .cards [data-reveal]:nth-child(3) { transition-delay: 0.2s; }
.js .cards [data-reveal]:nth-child(4) { transition-delay: 0.3s; }

.btn.copy.copied::after { content: " ✓"; color: var(--mi); }

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01s !important; animation-duration: 0.01s !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .hero-bg .orb, .hero-bg .mark { transform: none; }
}

@media (print) {
  .hero-bg, .topbar { display: none; }
  body { color: #000; background: #fff; }
}