/* ---- Theme tokens: dark is the default, light via the header switch ---- */
:root,
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #070b14;
  --surface: #0e1524;
  --surface-2: #131c2f;
  --line: #1f2a3e;
  --line-strong: #2c3a55;
  --text: #e7ecf3;
  --muted: #9aa5b8;
  --accent: #4c8dff;
  --accent-2: #22d3ee;
  --accent-ink: #ffffff;
  --accent-soft: rgba(76, 141, 255, .14);
  --ok: #3fb950;
  --err: #ff7b72;
  --grid: rgba(148, 170, 210, .07);
  --glow-1: rgba(59, 130, 246, .28);
  --glow-2: rgba(34, 211, 238, .14);
  --shadow: 0 18px 50px rgba(0, 0, 0, .35);
  --radius: 12px;
}
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-2: #f1f4f9;
  --line: #e2e7ef;
  --line-strong: #cfd7e3;
  --text: #0f1726;
  --muted: #566176;
  --accent: #1f6feb;
  --accent-2: #0891b2;
  --accent-ink: #ffffff;
  --accent-soft: rgba(31, 111, 235, .09);
  --ok: #1a7f37;
  --err: #c62828;
  --grid: rgba(15, 23, 38, .055);
  --glow-1: rgba(31, 111, 235, .16);
  --glow-2: rgba(8, 145, 178, .10);
  --shadow: 0 14px 40px rgba(15, 23, 38, .08);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  position: relative;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}
/* Background: a faint grid and two soft glows behind the top of the page */
body::before,
body::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1100px;
  z-index: -1;
  pointer-events: none;
}
body::before {
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 0%, #000 35%, transparent 80%);
  mask-image: radial-gradient(ellipse 75% 65% at 50% 0%, #000 35%, transparent 80%);
}
body::after {
  background:
    radial-gradient(620px 420px at 12% -6%, var(--glow-1), transparent 70%),
    radial-gradient(720px 520px at 92% 6%, var(--glow-2), transparent 70%);
}

a { color: var(--accent); }
img { max-width: 100%; }
h1, h2, h3 { letter-spacing: -0.02em; }
h2 { font-size: clamp(26px, 3.4vw, 34px); line-height: 1.2; margin: 0 0 12px; }
h3 { font-size: 17px; margin: 0 0 6px; }

.wrap { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---- Header ---- */
.top {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}
.top-in { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-size: 17px; font-weight: 600; white-space: nowrap; }
.brand b { color: var(--accent); }
.nav { display: flex; gap: 22px; margin-left: 12px; }
.nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
.nav a:hover { color: var(--text); }
.tools { display: flex; align-items: center; gap: 10px; margin-left: auto; }

.lang { display: flex; border: 1px solid var(--line-strong); border-radius: 999px; overflow: hidden; }
.lang button { border: 0; background: transparent; color: var(--muted); padding: 5px 11px; font: inherit; font-size: 13px; cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--text); color: var(--bg); }

.theme { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 999px; background: transparent; color: var(--text); cursor: pointer; padding: 0; }
.theme svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
:root[data-theme="dark"] .i-sun, :root[data-theme="light"] .i-moon { display: none; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: inherit; font-weight: 600; font-size: 15px; text-decoration: none; cursor: pointer;
  border: 1px solid transparent; border-radius: 10px; padding: 12px 20px;
  color: var(--accent-ink);
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 70%, var(--accent-2)));
  box-shadow: 0 6px 20px color-mix(in srgb, var(--accent) 30%, transparent);
  transition: transform .15s, box-shadow .15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 26px color-mix(in srgb, var(--accent) 38%, transparent); }
.btn:disabled { opacity: .6; cursor: progress; transform: none; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line-strong); box-shadow: none; }
.btn-ghost:hover { border-color: var(--accent); box-shadow: none; }
.btn-small { padding: 8px 14px; font-size: 14px; box-shadow: none; }

/* ---- Hero ---- */
.hero { padding-top: 72px; padding-bottom: 40px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; margin: 0 0 20px;
  padding: 6px 14px; border-radius: 999px; border: 1px solid var(--line-strong);
  background: color-mix(in srgb, var(--surface) 70%, transparent);
  color: var(--muted); font-size: 13px; font-weight: 500;
}
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 0 var(--accent-2); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-2) 60%, transparent); } 70%, 100% { box-shadow: 0 0 0 9px transparent; } }
h1 {
  font-size: clamp(36px, 6.2vw, 64px); line-height: 1.05; letter-spacing: -0.035em; margin: 0 0 20px; max-width: 880px;
  background: linear-gradient(180deg, var(--text) 30%, color-mix(in srgb, var(--text) 62%, var(--accent)));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { font-size: 19px; color: var(--muted); margin: 0 0 30px; max-width: 720px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.micro { font-size: 13px; color: var(--muted); margin: 14px 0 0; }

/* ---- Animated platform flow ---- */
.flow {
  --cycle: 6s;
  margin-top: 52px; padding: 22px;
  display: grid; align-items: center;
  grid-template-columns: minmax(0, 1fr) 44px minmax(0, 1fr) 44px minmax(0, 1fr) 44px minmax(0, 1fr) 44px minmax(0, 1fr);
  border: 1px solid var(--line); border-radius: 18px;
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  box-shadow: var(--shadow);
}
.node { align-self: stretch; justify-content: center;
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 4px;
  padding: 16px 8px; border-radius: 14px; border: 1px solid var(--line);
  background: var(--surface-2);
  animation: lit var(--cycle) infinite;
}
.node .ic { margin-bottom: 6px; }
.node b { font-size: 15px; }
.node small { font-size: 12.5px; color: var(--muted); line-height: 1.35; }
.n2 { animation-delay: 1.2s; } .n3 { animation-delay: 2.4s; } .n4 { animation-delay: 3.6s; } .n5 { animation-delay: 4.8s; }
@keyframes lit {
  0%, 22%, 100% { border-color: var(--line); box-shadow: none; }
  6%, 14% { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft), 0 0 28px color-mix(in srgb, var(--accent) 30%, transparent); }
}
.ic {
  width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px;
  color: var(--accent); background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}
.ic svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

.link { position: relative; height: 2px; }
.link::before { /* marching dashes */
  content: ""; position: absolute; inset: 0 8px 0 0;
  background: repeating-linear-gradient(90deg, color-mix(in srgb, var(--accent) 70%, transparent) 0 6px, transparent 6px 12px);
  background-size: 12px 2px;
  animation: march .7s linear infinite;
}
.link::after { /* arrow head */
  content: ""; position: absolute; right: 0; top: -4px;
  border-left: 8px solid var(--accent); border-top: 5px solid transparent; border-bottom: 5px solid transparent;
}
.link i { /* glowing packet travelling to the next step */
  position: absolute; top: -3px; left: 0; width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-2); box-shadow: 0 0 12px 3px color-mix(in srgb, var(--accent-2) 70%, transparent);
  opacity: 0; animation: travel var(--cycle) infinite;
}
.l1 i { animation-delay: .6s; } .l2 i { animation-delay: 1.8s; } .l3 i { animation-delay: 3s; } .l4 i { animation-delay: 4.2s; }
@keyframes march { to { background-position: 12px 0; } }
@keyframes travel {
  0% { left: 0; opacity: 0; }
  2% { opacity: 1; }
  12% { left: calc(100% - 8px); opacity: 1; }
  14%, 100% { left: calc(100% - 8px); opacity: 0; }
}

/* ---- Sections ---- */
.section { padding-top: 76px; padding-bottom: 8px; }
.section-lead { color: var(--muted); margin: 0 0 28px; max-width: 760px; font-size: 17px; }
.head-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 12px; }
.head-row h2 { margin: 0; }
.chip { font-size: 12.5px; font-weight: 600; color: var(--accent-2); border: 1px solid color-mix(in srgb, var(--accent-2) 40%, transparent); background: color-mix(in srgb, var(--accent-2) 10%, transparent); padding: 3px 10px; border-radius: 999px; }

.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); }

.steps { list-style: none; padding: 0; margin: 24px 0 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; counter-reset: s; }
.steps li { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.steps p, .benefits p { margin: 0; color: var(--muted); }
.num { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; margin-bottom: 14px; font-weight: 700; font-size: 14px; color: var(--accent-ink); background: linear-gradient(135deg, var(--accent), var(--accent-2)); }

.shots { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.shots figure { margin: 0; display: flex; flex-direction: column; gap: 10px; }
.shots figure:first-child { grid-column: 1 / -1; }
.shots a { display: block; border: 1px solid var(--line-strong); border-radius: 14px; overflow: hidden; background: #0b0f17; aspect-ratio: 16 / 10; box-shadow: var(--shadow); }
.shots figure:first-child a { aspect-ratio: 16 / 9; }
.shots img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top left; transition: transform .25s; }
.shots a:hover img { transform: scale(1.015); }
.shots figcaption { font-size: 14px; color: var(--muted); }
.shots figcaption b { display: block; color: var(--text); font-size: 15px; }

.benefits { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 24px; }
.benefits article { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.benefits .ic { margin-bottom: 14px; }

/* ---- Pricing ---- */
.notice {
  display: flex; gap: 10px; align-items: flex-start; margin: 0 0 18px; max-width: 900px;
  padding: 12px 14px; border-radius: 12px; font-size: 14px;
  border: 1px solid color-mix(in srgb, var(--accent-2) 35%, transparent);
  background: color-mix(in srgb, var(--accent-2) 8%, transparent);
}
.notice::before { content: "i"; flex: none; display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; font-size: 12px; font-weight: 700; color: var(--bg); background: var(--accent-2); }
.plans { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.plan { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 20px 18px; display: flex; flex-direction: column; gap: 6px; }
.plan.featured {
  border: 1px solid transparent;
  background: linear-gradient(var(--surface), var(--surface)) padding-box, linear-gradient(160deg, var(--accent), var(--accent-2)) border-box;
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.plan .tagline { align-self: flex-start; font-size: 11.5px; font-weight: 700; color: var(--accent); background: var(--accent-soft); padding: 2px 8px; border-radius: 999px; }
.plan h3 { margin: 0; font-size: 18px; }
.plan .inv { color: var(--muted); font-size: 14px; margin: 0 0 8px; }
.plan .was-row { margin: 0; display: flex; flex-direction: column; align-items: flex-start; gap: 1px; }
.plan .was-label { color: var(--muted); font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.04em; }
.plan .was { color: var(--muted); font-size: 15px; text-decoration: line-through; text-decoration-color: #ef4444; text-decoration-thickness: 2px; }
.plan .now { font-size: 27px; font-weight: 750; letter-spacing: -0.02em; line-height: 1.1; }
.plan .now small { display: block; margin-top: 3px; font-size: 13px; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.plan .save { align-self: flex-start; margin-top: 4px; font-size: 12px; font-weight: 700; color: var(--ok); background: color-mix(in srgb, var(--ok) 13%, transparent); padding: 2px 8px; border-radius: 999px; }
.plan a.cta { margin-top: auto; text-align: center; text-decoration: none; font-weight: 600; font-size: 14px; border: 1px solid var(--line-strong); border-radius: 10px; padding: 10px 8px; color: var(--text); }
.plan a.cta:hover { border-color: var(--accent); }
.plan.featured a.cta { border-color: transparent; color: var(--accent-ink); background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 70%, var(--accent-2))); }
.plan .spacer { flex: 1; min-height: 12px; }
.fine { font-size: 13.5px; color: var(--muted); margin: 18px 0 0; max-width: 900px; }

/* ---- Forms ---- */
.signup { display: grid; grid-template-columns: 1fr 1.15fr; gap: 40px; padding: 36px; }
.form { display: grid; gap: 14px; align-content: start; }
.row { display: grid; gap: 6px; min-width: 0; }
.row.two { grid-template-columns: 1fr 1fr; gap: 14px; }
.row label { font-size: 14px; font-weight: 600; }
input, textarea, select {
  width: 100%; font: inherit; color: var(--text); background: var(--surface-2);
  border: 1px solid var(--line-strong); border-radius: 10px; padding: 11px 13px; min-height: 46px;
}
textarea { resize: vertical; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent; }
[aria-invalid="true"] { border-color: var(--err); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; }
.check input { width: 18px; height: 18px; min-height: 0; margin: 2px 0 0; flex: none; accent-color: var(--accent); }
.hint { font-size: 13px; color: var(--muted); margin: 0; }
.form .btn { justify-self: start; }
.status { font-size: 14px; margin: 0; }
.status:empty { display: none; }
.status.ok { color: var(--ok); }
.status.err { color: var(--err); }
.status.ok::before { content: "✓ "; }
.status.err::before { content: "! "; font-weight: 700; }
.hp { display: none !important; }

/* ---- FAQ ---- */
.faq { display: grid; gap: 10px; max-width: 900px; margin-top: 20px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 0 18px; }
.faq summary { cursor: pointer; padding: 15px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-weight: 400; font-size: 20px; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0 0 16px; color: var(--muted); }

/* ---- Contact & footer ---- */
.contact { display: grid; grid-template-columns: 1fr 1.15fr; gap: 40px; padding-bottom: 80px; }
.contact-intro p { color: var(--muted); }
.contact .form { padding: 28px; }
.mail span { margin-right: 6px; }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; padding-top: 22px; padding-bottom: 30px; }
.foot p { margin: 0; }
.foot b { color: var(--text); }

/* ---- Responsive ---- */
@media (max-width: 1040px) {
  .plans { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
  .nav { display: none; }
}
@media (max-width: 860px) {
  .flow { grid-template-columns: 1fr; padding: 16px; gap: 0; }
  .node { flex-direction: row; text-align: left; gap: 0 14px; padding: 12px 14px; display: grid; grid-template-columns: 42px 1fr; }
  .node .ic { grid-row: span 2; margin: 0; }
  .link { width: 2px; height: 30px; margin-left: 35px; }
  .link::before { inset: 0 0 8px 0; background: repeating-linear-gradient(180deg, color-mix(in srgb, var(--accent) 70%, transparent) 0 6px, transparent 6px 12px); background-size: 2px 12px; animation-name: march-y; }
  .link::after { right: auto; top: auto; bottom: 0; left: -4px; border-left: 5px solid transparent; border-right: 5px solid transparent; border-top: 8px solid var(--accent); border-bottom: 0; }
  .link i { left: -3px; top: 0; animation-name: travel-y; }
  .steps, .benefits { grid-template-columns: 1fr; }
  .signup, .contact { grid-template-columns: 1fr; gap: 24px; }
}
@keyframes march-y { to { background-position: 0 12px; } }
@keyframes travel-y {
  0% { top: 0; opacity: 0; }
  2% { opacity: 1; }
  12% { top: calc(100% - 8px); opacity: 1; }
  14%, 100% { top: calc(100% - 8px); opacity: 0; }
}
@media (max-width: 640px) {
  .top-in { gap: 10px; }
  .brand span { display: none; }
  .hero { padding-top: 44px; }
  .lead { font-size: 17px; }
  .section { padding-top: 56px; }
  .shots { grid-template-columns: 1fr; }
  .shots figure:first-child a { aspect-ratio: 16 / 10; }
  .signup { padding: 22px; }
  .contact .form { padding: 20px; }
  .row.two { grid-template-columns: 1fr; }
  .form .btn, .cta-row .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .link i { display: none; }
}
@media (max-width: 640px) { .eyebrow { border-radius: 14px; } }

/* ---- Legal pages ---- */
.legal { max-width: 780px; padding-top: 40px; padding-bottom: 64px; }
.legal h1 { font-size: clamp(28px, 4vw, 38px); line-height: 1.15; margin: 8px 0 6px; }
.legal h2 { font-size: 19px; margin: 34px 0 10px; scroll-margin-top: 90px; }
.legal h3 { font-size: 15.5px; margin: 20px 0 6px; color: var(--text); }
.legal p, .legal li { color: var(--muted); line-height: 1.65; }
.legal b { color: var(--text); }
.legal ul { padding-left: 20px; }
.legal li { margin: 6px 0; }
.legal-meta { font-size: 14px; margin: 0; }
.legal-back { margin: 0; font-size: 14px; }
.legal-back a { text-decoration: none; }
.foot a { color: var(--muted); }
.hint a { white-space: nowrap; }

/* ---- Cookie notice ---- */
.cookie-bar { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 50; max-width: 720px; margin: 0 auto;
  display: flex; align-items: center; gap: 12px 18px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 14px;
  background: var(--bg); color: var(--muted); font-size: 14px; box-shadow: 0 12px 40px rgba(0, 0, 0, .35); }
.cookie-bar p { margin: 0; flex: 1; line-height: 1.5; }
.cookie-bar .btn { flex: none; }
@media (max-width: 560px) { .cookie-bar { flex-direction: column; align-items: stretch; } }