:root {
  --bg: #0A0A0A;
  --text: #F6F5F2;
  --muted: #9C9A93;
  --dim: #66645E;
  --border: rgba(255,255,255,.09);
  --border-strong: rgba(255,255,255,.16);
  --surface: #131312;
  --accent: #D9B779;
  --accent-ink: #0A0A0A;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  -webkit-font-smoothing: antialiased;
  display: grid;
  place-items: center;
  padding: 32px;
  overflow: hidden;
  position: relative;
}
::selection { background: var(--accent); color: var(--accent-ink); }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ---- Glows ---- */
.glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(110px);
  pointer-events: none;
  z-index: 0;
}
.glow-a {
  width: 560px; height: 560px; top: -180px; left: 50%; transform: translateX(-50%);
  background: radial-gradient(circle, color-mix(in oklab, var(--accent) 16%, transparent), transparent 70%);
}
.glow-b {
  width: 420px; height: 420px; bottom: -200px; right: -120px;
  background: radial-gradient(circle, rgba(120,130,150,.10), transparent 70%);
}

/* ---- Card ---- */
.card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 480px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 0;
  transform: translateY(20px);
}

/* ---- Brand ---- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.02em;
}
.mark {
  width: 30px; height: 30px; border-radius: 9px;
  display: grid; place-items: center;
  background: var(--accent);
  box-shadow: 0 6px 22px -8px var(--accent);
}
.mark-dot {
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--accent-ink);
  display: block;
}

/* ---- Eyebrow ---- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 44px;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--muted);
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 22%, transparent);
  animation: pulse-glow 2.4s ease-in-out infinite;
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 22%, transparent); }
  50% { box-shadow: 0 0 0 7px color-mix(in oklab, var(--accent) 10%, transparent); }
}

/* ---- Heading ---- */
h1 {
  font-size: clamp(30px, 6vw, 48px);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.08;
  margin-top: 18px;
}
.sub {
  font-size: 17px;
  color: var(--muted);
  margin-top: 18px;
  max-width: 380px;
  line-height: 1.6;
}

/* ---- Form ---- */
form {
  display: flex;
  gap: 9px;
  margin-top: 34px;
  width: 100%;
  max-width: 400px;
}
input {
  flex: 1;
  height: 50px;
  border-radius: 999px;
  padding: 0 20px;
  font-size: 15px;
  font-family: inherit;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
input::placeholder { color: var(--dim); }
input:focus {
  border-color: color-mix(in oklab, var(--accent) 55%, transparent);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 14%, transparent);
}
.btn-notify {
  height: 50px;
  padding: 0 24px;
  border: none;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 8px 28px -12px var(--accent);
  transition: transform .18s cubic-bezier(.3,.7,.3,1), box-shadow .2s;
}
.btn-notify:hover { transform: translateY(-1px); box-shadow: 0 12px 34px -10px var(--accent); }
.btn-notify:active { transform: translateY(1px); }

/* ---- Success state ---- */
.success-msg {
  margin-top: 34px;
  display: none;
  align-items: center;
  gap: 9px;
  font-size: 15px;
  color: var(--text);
  padding: 14px 22px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent) 10%, var(--surface));
  border: 1px solid color-mix(in oklab, var(--accent) 28%, transparent);
}
.success-msg svg { color: var(--accent); }

/* ---- Hint / error ---- */
.hint {
  margin-top: 12px;
  font-size: 12.5px;
  color: var(--dim);
  transition: color .2s;
}

/* ---- Back link ---- */
.back {
  margin-top: 40px;
  font-size: 14px;
  color: var(--dim);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: color .2s;
}
.back:hover { color: var(--text); }

/* ---- Lang toggle ---- */
.lang-bar {
  position: fixed;
  top: 24px; right: 28px;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 12px;
  background: color-mix(in oklab, var(--bg) 70%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  cursor: pointer;
  transition: border-color .2s, color .2s;
}
.lang-bar:hover { border-color: var(--border-strong); color: var(--text); }
.lang-opt { font-weight: 500; transition: color .2s; }
.lang-opt.active { color: var(--accent); }
.lang-sep { opacity: .4; }