/* ============================================================
   Togi — heytogi.com landing / waitlist
   Clean, neutral, Apple-calm. No gradients, no gimmicks.
   "togi — to sharpen": sharp, quiet, confident.
   ============================================================ */
:root {
  --bg: #ffffff;
  --bg-soft: #fbfbfd;
  --ink: #1d1d1f;       /* near-black, primary text */
  --muted: #6e6e73;     /* secondary text */
  --line: #d2d2d7;      /* hairline borders */
  --line-soft: #e8e8ed;
  --accent: #0a84ff;    /* a single restrained blue, used sparingly */
  --accent-ink: #0060df;

  --font: -apple-system, BlinkMacSystemFont, "Familjen Grotesk", "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.wrap {
  flex: 1 0 auto;
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
  padding: 64px 24px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  justify-content: center;
}

/* ---- brand lockup ---- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 56px;
}
.mark {
  width: 30px;
  height: 30px;
  object-fit: contain;
  opacity: 0.95;
}
.word {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  padding-left: 9px;
  margin-left: 3px;
  border-left: 1px solid var(--line);
}

/* ---- hero ---- */
.hero { width: 100%; animation: fade 0.6s ease both; }
@keyframes fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.headline {
  font-size: 42px;
  line-height: 1.07;
  letter-spacing: -0.025em;
  font-weight: 600;
  color: var(--ink);
}
.sub {
  font-size: 17px;
  line-height: 1.55;
  color: var(--muted);
  margin: 20px auto 0;
  max-width: 46ch;
}

/* ---- form ---- */
.form {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 380px;
  margin-left: auto;
  margin-right: auto;
}
.row { display: flex; gap: 10px; }
.row .input { flex: 1 1 0; min-width: 0; }

.input {
  width: 100%;
  font: inherit;
  font-size: 16px;
  color: var(--ink);
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input::placeholder { color: #86868b; }
.input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.12);
}

.btn {
  margin-top: 2px;
  width: 100%;
  font: inherit;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  background: var(--ink);
  border: none;
  border-radius: 12px;
  padding: 14px 18px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  transition: background 0.15s, transform 0.1s, opacity 0.15s;
}
.btn:hover { background: #000; }
.btn:active { transform: scale(0.99); }
.btn:disabled { opacity: 0.55; cursor: default; }

.btn-spinner {
  display: none;
  width: 15px; height: 15px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.btn.loading .btn-label { display: none; }
.btn.loading .btn-spinner { display: inline-block; }

.message {
  font-size: 14.5px;
  line-height: 1.45;
  margin-top: 16px;
  min-height: 19px;
  font-weight: 500;
}
.message.ok { color: #1a7f37; }
.message.err { color: #c0392b; }

.reassure {
  font-size: 13px;
  color: var(--muted);
  margin-top: 16px;
}

/* ---- footer ---- */
.foot {
  flex: 0 0 auto;
  text-align: center;
  padding: 24px;
  font-size: 12.5px;
  color: #86868b;
  border-top: 1px solid var(--line-soft);
}

@media (max-width: 520px) {
  .wrap { padding: 44px 20px 32px; }
  .brand { margin-bottom: 40px; }
  .headline { font-size: 33px; }
  .sub { font-size: 16px; }
  .row { flex-direction: column; }
}