:root {
  --page: #000000;
  --surface: rgba(255, 255, 255, 0.03);
  --ink: #ffffff;
  --text: #f2f7f7;
  --muted: #9fb3b1;
  --line: rgba(0, 242, 242, 0.55);
  --neon: #00f2f2;
  --neon-soft: rgba(0, 242, 242, 0.35);
  --mint: #00f2f2;
  --mint-dark: #2fe6df;
  --logo: #3fe0d2;
  --teal: #009e99;
  --on-accent: #001514;
  --danger: #ff8a80;
  --saving: #4ade80;
  --increase: #fdba74;
  --glow: 0 0 14px rgba(0, 242, 242, 0.55), 0 0 2px rgba(0, 242, 242, 0.9);
  --glow-soft: 0 0 18px rgba(0, 242, 242, 0.28);
  --shadow: 0 0 24px rgba(0, 242, 242, 0.18);
  --shadow-soft: 0 0 12px rgba(0, 242, 242, 0.12);
  --radius: 24px;
  --radius-sm: 16px;
  --max: 1120px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  min-height: 100vh;
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background:
    radial-gradient(900px 480px at 50% -120px, rgba(0, 242, 242, 0.16), transparent 70%),
    #000000;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--mint-dark); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
  box-shadow: var(--glow);
}
h1, h2 { line-height: 1.05; margin: 0 0 12px; letter-spacing: -0.02em; color: var(--ink); }
h1 { font-size: clamp(2.4rem, 5.6vw, 4.4rem); font-weight: 850; max-width: 16ch; line-height: 1; margin-bottom: 22px; }
h2 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 850; }

.top {
  display: flex; align-items: center; justify-content: space-between;
  width: min(calc(100% - clamp(40px, 8vw, 120px)), 1240px); margin: 0 auto;
  min-height: 78px; position: sticky; top: 0; z-index: 2;
  background: transparent;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  text-decoration: none; color: var(--ink);
  font-weight: 850; font-size: 17px; letter-spacing: 0.14em; text-transform: uppercase;
}
.brand svg { width: 38px; height: 38px; filter: drop-shadow(0 0 8px rgba(0, 242, 242, 0.6)); }
.brand .plus { color: var(--neon); text-shadow: 0 0 10px rgba(0, 242, 242, 0.8); }
nav { text-align: right; }
nav a {
  margin-left: 22px; text-decoration: none; font-weight: 700; font-size: 0.95rem;
  color: var(--text); padding: 6px 2px; border-bottom: 1px solid transparent;
  transition: color 200ms ease, text-shadow 200ms ease, border-color 200ms ease;
}
nav a:hover { color: var(--neon); text-shadow: 0 0 10px rgba(0, 242, 242, 0.7); border-color: var(--neon); }

.main-nav { position: relative; }
.tools-toggle {
  margin-left: 22px; padding: 6px 2px; border: 0; border-bottom: 1px solid transparent; background: none;
  font: inherit; font-weight: 700; font-size: 0.95rem; color: var(--text); cursor: pointer;
  transition: color 200ms ease, text-shadow 200ms ease, border-color 200ms ease;
}
.tools-toggle:hover, .tools-toggle[aria-expanded="true"] { color: var(--neon); text-shadow: 0 0 10px rgba(0, 242, 242, 0.7); border-color: var(--neon); }
.tools-menu {
  position: absolute; right: 0; top: calc(100% + 12px); z-index: 5; width: min(300px, 86vw);
  max-height: 60vh; overflow-y: auto; margin: 0; padding: 8px; list-style: none;
  background: #000000; border: 1.5px solid var(--neon); border-radius: 16px; box-shadow: var(--glow);
}
.tools-menu[hidden] { display: none; }
.tools-menu button {
  display: block; width: 100%; padding: 11px 12px; border: 0; border-radius: 10px; background: none;
  font: inherit; font-size: 15px; font-weight: 700; color: var(--ink); text-align: left; cursor: pointer;
}
.tools-menu button:hover, .tools-menu button:focus-visible { background: rgba(0, 242, 242, 0.1); color: var(--neon); outline: none; }

main {
  width: min(100% - 40px, var(--max)); margin: 0 auto;
  padding: 40px 0 72px;
}
.hero { padding: 24px 0 48px; }
.hero::before {
  content: "Percento+";
  display: block; margin-bottom: 18px;
  color: var(--neon); font-size: 0.82rem; font-weight: 850;
  letter-spacing: 0.18em; text-transform: uppercase;
  text-shadow: 0 0 10px rgba(0, 242, 242, 0.6);
}
.hero p { color: #ffffff; font-size: clamp(1.05rem, 2vw, 1.25rem); max-width: 590px; margin: 0; }

.showcase { margin: 8px 0 48px; }
.phones { display: flex; justify-content: center; align-items: center; padding: 24px 0 8px; }
.phone {
  position: relative; flex: none; width: 230px; height: 470px; padding: 11px;
  border-radius: 44px; background: #0b0b0b; border: 1.5px solid var(--neon);
  box-shadow: var(--glow), inset 0 0 0 2px #161616;
}
.phone::before {
  content: ""; position: absolute; top: 18px; left: 50%; transform: translateX(-50%);
  width: 78px; height: 22px; border-radius: 20px; background: #000; z-index: 3;
}
.phone-left, .phone-right { margin: 0 -40px; z-index: 1; transform: scale(0.92); }
.phone-left { transform: rotate(-10deg) scale(0.92) translateX(30px); }
.phone-right { transform: rotate(10deg) scale(0.92) translateX(-30px); }
.phone-center { z-index: 2; width: 260px; height: 580px; }
.screen {
  width: 100%; height: 100%; border-radius: 34px; overflow: hidden; background: #000;
  padding: 52px 12px 14px; display: flex; flex-direction: column; justify-content: center; gap: 12px;
}
.screen img { display: block; width: 100%; height: auto; border-radius: 16px; box-shadow: var(--glow-soft); }
.calc-mock {
  justify-content: flex-start; padding: 56px 16px 18px; gap: 0;
  background: linear-gradient(#0f3b39, #041f1e);
}
.mock-expression { text-align: right; color: #9fd9d2; font-size: 15px; min-height: 1.4em; }
.mock-result { text-align: right; color: #ffffff; font-size: 54px; font-weight: 300; line-height: 1.15; margin: 4px 0 16px; font-variant-numeric: tabular-nums; }
.mock-keys { display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; }
.mock-keys .k {
  aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center;
  background: #1d2f2e; color: #ffffff; font-size: 20px;
}
.mock-keys .k.fn { background: #7ddccb; color: #001514; }
.mock-keys .k.op, .mock-keys .k.eq { background: #009e99; color: #ffffff; }
.mock-keys .k.zero { grid-column: span 2; aspect-ratio: auto; border-radius: 999px; padding: 15px 0; place-items: center start; padding-left: 22px; }
.sci-mock { padding: 50px 14px 16px; }

.phone-left .sci-mock { padding: 40px 10px 10px; }
.phone-left .sci-mock .mock-result { font-size: 36px; margin: 2px 0 8px; }
.phone-left .sci-mock .mock-keys { gap: 7px; }
.phone-left .sci-mock .mock-keys .k { height: 30px; font-size: 14px; }
.phone-left .sci-mock .mock-keys .k.zero { padding-left: 14px; }
.phone-left .mock-fn { gap: 4px; margin-bottom: 7px; }
.phone-left .mock-fn .f { height: 24px; font-size: 9px; }
.mock-themes { display: flex; justify-content: center; gap: 10px; margin-bottom: 12px; }
.mock-themes span { width: 16px; height: 16px; border-radius: 50%; }
.mock-themes .on { outline: 2px solid #ffffff; outline-offset: 3px; }
.mock-result { font-size: 46px; }
.mock-fn { display: grid; grid-template-columns: repeat(6, 1fr); gap: 5px; margin-bottom: 9px; }
.mock-fn .f {
  height: 28px; display: grid; place-items: center; border-radius: 999px;
  background: #143230; color: #9fd9d2; font-size: 11px; font-weight: 600;
}
.sci-mock .mock-keys .k { aspect-ratio: auto; height: 40px; font-size: 18px; }
.sci-mock .mock-keys .k.zero { padding: 0; place-items: center start; padding-left: 20px; }

.tile {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  border-radius: 16px; background: #000000; border: 1.5px solid var(--neon-soft); box-shadow: var(--glow-soft);
  color: var(--logo); font-weight: 700; font-size: 13px; color-scheme: dark;
}
.tile svg { width: 56px; height: 56px; filter: drop-shadow(0 0 6px rgba(0, 242, 242, 0.5)); }
.tile span { color: var(--ink); }

.app-shot { padding: 46px 0 0; justify-content: flex-start; }
.app-shot img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top; }

.tile .logo-ruler { width: 78px; height: auto; }
.phone-left .screen .tile, .phone-right .screen .tile { flex: 1; }
.tagline { margin: 28px auto 0; max-width: 760px; text-align: center; color: var(--neon); font-weight: 700; font-size: clamp(1.05rem, 2vw, 1.25rem); line-height: 1.5; text-shadow: 0 0 10px rgba(0, 242, 242, 0.45); }
@media (min-width: 720px) { .tagline { white-space: nowrap; } }
.pills { list-style: none; margin: 28px 0 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.pills li {
  padding: 12px 18px; border-radius: 16px; background: #000000; border: 1.5px solid var(--neon);
  color: var(--ink); font-weight: 700; font-size: 15px; box-shadow: var(--glow-soft);
}
@media (max-width: 560px) {
  .phone { width: 110px; height: 236px; padding: 6px; border-radius: 24px; }
  .phone::before { display: none; }
  .phone-center { width: 146px; height: 300px; }
  .app-shot { padding: 0; }
  .phone-left, .phone-right { margin: 0 -14px; }
  .phone-left { transform: rotate(-8deg) scale(0.95) translateX(12px); }
  .phone-right { transform: rotate(8deg) scale(0.95) translateX(-12px); }
  .screen { border-radius: 18px; padding: 16px 6px 8px; gap: 8px; }
  .screen img { border-radius: 10px; }
  .calc-mock { padding: 30px 8px 10px; }
  .mock-expression { font-size: 11px; }
  .mock-result { font-size: 30px; margin: 2px 0 10px; }
  .mock-keys { gap: 5px; }
  .mock-keys .k { font-size: 11px; }
  .mock-keys .k.zero { padding: 8px 0; padding-left: 12px; }
  .pills li { font-size: 13px; padding: 9px 13px; }
  .sci-mock { padding: 30px 8px 10px; }
  .mock-themes { gap: 6px; margin-bottom: 6px; }
  .mock-themes span { width: 10px; height: 10px; }
  .mock-fn { gap: 3px; margin-bottom: 5px; }
  .mock-fn .f { height: 20px; font-size: 7px; }
  .sci-mock .mock-keys .k { height: 26px; font-size: 11px; }
  .sci-mock .mock-keys .k.zero { padding-left: 10px; }
  .tile { font-size: 9px; gap: 6px; }
  .tile svg { width: 34px; height: 34px; }
  .tile .logo-ruler { width: 52px; height: auto; }
}

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.card {
  display: block; text-align: left; width: 100%; cursor: pointer;
  background: #000000;
  border: 1.5px solid #3ff0ef;
  border-radius: 28px;
  padding: 22px 22px 24px; color: var(--text); font: inherit;
  text-decoration: none;
  min-height: 190px;
  display: flex; flex-direction: column; align-items: flex-start;
  box-shadow: 0 0 10px rgba(0, 242, 242, 0.55), inset 0 0 18px rgba(0, 242, 242, 0.28), inset 0 0 2px rgba(0, 242, 242, 0.9);
  transition: transform 260ms cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 260ms ease;
}
.card:hover, .card:focus-visible {
  outline: none;
  transform: translateY(-2px);
  box-shadow: 0 0 16px rgba(0, 242, 242, 0.75), inset 0 0 22px rgba(0, 242, 242, 0.36), inset 0 0 2px rgba(0, 242, 242, 0.9);
}
.card .ico { width: 64px; height: 64px; margin-bottom: 22px; display: flex; align-items: center; }
.card .ico svg { display: block; width: 64px; height: 64px; overflow: visible; filter: drop-shadow(0 0 8px rgba(0, 242, 242, 0.75)); }
.card .ico svg.wide { width: 131px; height: 64px; }

.card .ico stop:first-child { stop-color: #5ff6ee; }
.card .ico stop:last-child { stop-color: #009e99; }
.card strong { display: block; font-size: 21px; line-height: 1.15; font-weight: 800; letter-spacing: -0.01em; color: var(--ink); }
.card .sub { display: block; margin-top: 8px; font-size: 15px; line-height: 1.4; color: #c4cfce; }

.explain {
  width: min(92vw, 460px); padding: 0; border: 1.5px solid var(--neon); border-radius: var(--radius);
  background: #000000; color: var(--text); box-shadow: var(--glow);
}
.explain::backdrop { background: rgba(0, 0, 0, 0.72); backdrop-filter: blur(3px); }
.explain-body { position: relative; padding: 30px 28px 28px; }
.explain-body h3 { margin: 0 0 14px; font-size: 1.6rem; font-weight: 850; color: var(--ink); letter-spacing: -0.02em; }
.explain-body p { margin: 0 0 24px; color: var(--muted); font-size: 1rem; line-height: 1.6; }
.explain-close {
  position: absolute; top: 10px; right: 12px; width: 40px; height: 40px; padding: 0;
  border: 0; background: none; color: var(--neon); font: inherit; font-size: 28px; line-height: 1; cursor: pointer;
}
.explain-open { display: inline-block; }
.note { color: var(--muted); font-size: 14px; margin-top: 28px; }
.page[hidden] { display: none; }
.page { scroll-margin-top: 96px; }
.desc { color: var(--muted); margin: 0 0 22px; font-size: 1.05rem; }
.desc.small { font-size: 14px; margin-top: 14px; }
.back {
  display: inline-block; margin-bottom: 14px; text-decoration: none; font-weight: 700;
  color: var(--neon); text-shadow: 0 0 8px rgba(0, 242, 242, 0.5);
}

.fields {
  display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  align-items: end; background: #000000; border: 1.5px solid var(--neon);
  border-radius: var(--radius); padding: 24px;
  box-shadow: var(--glow-soft);
}
.fields label { display: grid; gap: 8px; font-weight: 700; font-size: 14px; color: var(--ink); }
.fields label.check { display: flex; align-items: center; gap: 10px; font-weight: 500; color: var(--text); grid-column: 1 / -1; }
.fields label.check input { width: auto; padding: 0; min-width: 20px; min-height: 20px; margin: 0; accent-color: var(--neon); }
.fields input, .fields select {
  font: inherit; font-size: 17px; padding: 12px 14px; border-radius: var(--radius-sm);
  border: 1px solid var(--neon-soft); background: rgba(0, 242, 242, 0.04); color: var(--text); width: 100%;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}
.fields input:focus, .fields select:focus {
  border-color: var(--neon); box-shadow: var(--glow); outline: none;
}
.chips { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; }
.fields .chip {
  font: inherit; font-weight: 700; font-size: 14px; min-width: 52px; min-height: 44px;
  padding: 8px 14px; border-radius: 999px; cursor: pointer; box-shadow: none; transform: none;
  border: 1.2px solid var(--neon-soft); background: #000000; color: var(--ink);
  transition: box-shadow 200ms ease, border-color 200ms ease;
}
.fields .chip:hover { border-color: var(--neon); box-shadow: var(--glow-soft); filter: none; transform: none; }
.fields .chip[aria-pressed="true"] {
  background: linear-gradient(135deg, #5ff6ee, #009e99); border-color: var(--neon);
  color: var(--on-accent); box-shadow: var(--glow);
}
.fields button {
  font: inherit; font-weight: 800; font-size: 16px; padding: 13px 26px; border: 1.5px solid var(--neon);
  border-radius: 16px; color: #ffffff;
  background: linear-gradient(135deg, rgba(0, 242, 242, 0.45), rgba(0, 158, 153, 0.75) 55%, rgba(0, 242, 242, 0.8));
  cursor: pointer; min-height: 50px; justify-self: start;
  box-shadow: var(--glow);
  text-shadow: 0 0 6px rgba(0, 0, 0, 0.4);
  transition: transform 200ms ease, box-shadow 200ms ease;
}
.fields button:hover { box-shadow: 0 0 22px rgba(0, 242, 242, 0.8); transform: translateY(-1px); }

.results { margin-top: 20px; display: grid; gap: 12px; }
.result {
  background: #000000; border: 1.2px solid var(--neon-soft); border-radius: var(--radius-sm);
  padding: 16px 20px; display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  box-shadow: var(--shadow-soft);
}
.result.primary {
  border-color: var(--neon);
  box-shadow: var(--glow);
  background: linear-gradient(135deg, rgba(0, 242, 242, 0.16), #000000 70%);
}
.result .label { color: var(--muted); font-size: 15px; }
.result .value { font-size: 22px; font-weight: 800; font-variant-numeric: tabular-nums; text-align: right; color: var(--ink); }
.result.primary .value { font-size: 30px; color: var(--neon); text-shadow: 0 0 12px rgba(0, 242, 242, 0.6); }
.result.saving .value { color: var(--saving); }
.result.increase .value { color: var(--increase); }
.result.decrease .value { color: var(--saving); }
.result.error { border-color: var(--danger); color: var(--danger); }
.formula {
  background: #000000; border: 1.2px solid var(--neon-soft); border-radius: var(--radius-sm);
  padding: 14px 20px; color: var(--muted); font-size: 14px;
}
.formula summary { cursor: pointer; font-weight: 700; color: var(--ink); }
.formula p { margin: 10px 0 0; font-variant-numeric: tabular-nums; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 4px; }
.actions button {
  font: inherit; font-weight: 700; font-size: 14px; padding: 10px 16px; border-radius: 999px;
  border: 1.2px solid var(--neon-soft); background: #000000; color: var(--ink); cursor: pointer; min-height: 44px;
  transition: box-shadow 200ms ease, border-color 200ms ease;
}
.actions button:hover { border-color: var(--neon); box-shadow: var(--glow-soft); }
.rates-status { color: var(--muted); font-size: 14px; }
.saved-item {
  background: #000000; border: 1.2px solid var(--neon-soft); border-radius: var(--radius);
  padding: 18px 20px; margin-bottom: 12px; box-shadow: var(--shadow-soft);
}
.saved-item h3 { margin: 0 0 6px; font-size: 16px; font-weight: 800; color: var(--ink); }
.saved-item .vals { color: var(--muted); font-size: 14px; white-space: pre-line; }

.calc {
  max-width: 440px; margin: 0 auto; overflow: hidden;
  border-radius: var(--radius); box-shadow: var(--glow);
  border: 1.5px solid var(--neon);
  background: linear-gradient(var(--calc-top-a), var(--calc-top-b));
  color: var(--calc-display);
}
.calc-top { display: grid; gap: 12px; padding: 18px 16px 0; }
.calc-themes { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; }
.calc-swatch {
  width: 28px; height: 28px; padding: 0; border: 0; border-radius: 50%; cursor: pointer;
}
.calc-swatch[aria-pressed="true"] { outline: 3px solid #ffffff; outline-offset: 3px; }
.calc-layouts { display: flex; padding: 3px; border-radius: 999px; background: rgba(0, 0, 0, 0.35); }
.calc-seg {
  flex: 1; min-height: 36px; padding: 0 10px; border: 0; border-radius: 999px; cursor: pointer;
  font: inherit; font-size: 14px; font-weight: 600; color: #ffffff; background: transparent;
}
.calc-seg[aria-pressed="true"] { background: rgba(255, 255, 255, 0.25); }
.calc-screen { padding: 12px 20px 24px; text-align: right; direction: ltr; }
.calc-expression {
  min-height: 1.5em; overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
  font-size: 18px; color: var(--calc-secondary);
}
.calc-result {
  font-size: clamp(40px, 14vw, 64px); font-weight: 300; line-height: 1.1;
  font-variant-numeric: tabular-nums; overflow-wrap: anywhere;
}
.calc-error { min-height: 1.4em; font-size: 14px; color: #ffffff; }
.calc-pad {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
  padding: 22px 16px 16px; border-radius: 32px 32px 0 0;
  background: linear-gradient(var(--calc-pad-a), var(--calc-pad-b));
}
.calc-key {
  min-height: 72px; padding: 0; border: 0; border-radius: 18px; cursor: pointer;
  font: inherit; font-size: 30px; color: var(--calc-key-text); background: var(--calc-key);
}
.calc-key.op { color: var(--calc-accent); }
.calc-key.eq { color: var(--calc-accent-text); background: var(--calc-accent); }
.calc-key.zero { grid-column: span 2; border-radius: 999px; }
.calc-key:focus-visible { outline: 3px solid #ffffff; outline-offset: 2px; }
.calc.shape-pill .calc-key { border-radius: 999px; }
.calc.shape-circle .calc-key { min-height: 0; aspect-ratio: 1; border-radius: 50%; }
.calc.shape-circle .calc-key.zero { aspect-ratio: auto; min-height: 72px; border-radius: 999px; }

.calc-sci .sci-memory { font-size: 13px; font-weight: 800; color: var(--calc-accent); text-align: left; }
.calc-sci .sci-fn {
  display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 6px;
  padding: 16px 12px 0; background: linear-gradient(var(--calc-pad-a), var(--calc-pad-b));
}
.calc-sci .sci-num {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px;
  padding: 14px 16px 16px; background: linear-gradient(var(--calc-pad-a), var(--calc-pad-b));
}
.calc.calc-sci .calc-key { min-width: 0; min-height: 44px; aspect-ratio: auto; border-radius: 999px; font-size: 14px; font-weight: 600; padding: 0 2px; }
.calc.calc-sci .sci-num .calc-key { min-height: 56px; font-size: 26px; font-weight: 400; }
.calc.calc-sci .calc-key.active { background: var(--calc-accent); color: var(--calc-accent-text); }
.calc.calc-sci .calc-key.op, .calc.calc-sci .calc-key.eq { color: var(--calc-accent); }
.calc.calc-sci .calc-key.eq { color: var(--calc-accent-text); background: var(--calc-accent); }
.calc.calc-sci .calc-result { font-size: clamp(36px, 12vw, 52px); }
@media (max-width: 380px) {
  .calc.calc-sci .calc-key { font-size: 12px; }
  .calc.calc-sci .sci-num .calc-key { font-size: 22px; }
}

.logo-kit {
  width: min(100% - 40px, var(--max)); margin: 56px auto 0;
  display: flex; align-items: center; gap: 28px; flex-wrap: wrap;
  background: #000000; border: 1.5px solid var(--neon); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--glow-soft);
}
.logo-kit img { width: 112px; height: 112px; border-radius: 24px; box-shadow: var(--glow); flex: none; }
.logo-kit h2 { font-size: 1.5rem; margin-bottom: 6px; }
.logo-kit .desc { margin-bottom: 14px; font-size: 0.98rem; }
.logo-btn {
  display: inline-block; padding: 11px 18px; border-radius: 14px; text-decoration: none;
  font-weight: 800; font-size: 14px; color: #ffffff;
  border: 1.5px solid var(--neon);
  background: linear-gradient(135deg, rgba(0, 242, 242, 0.45), rgba(0, 158, 153, 0.75) 55%, rgba(0, 242, 242, 0.8));
  box-shadow: var(--glow-soft);
}
.logo-btn:hover { box-shadow: var(--glow); }
footer {
  text-align: center; color: var(--muted); font-size: 13px;
  padding: 28px 24px; border-top: 1px solid var(--neon-soft);
  width: min(100% - 40px, var(--max)); margin: 0 auto;
}
footer a { color: var(--neon); text-decoration: none; }
footer a:hover { text-shadow: 0 0 8px rgba(0, 242, 242, 0.7); }

@media (max-width: 560px) {
  .top { min-height: 66px; }
  nav a { margin-left: 14px; }
  main { padding: 24px 0 40px; }
  .fields { padding: 18px; }
}