/* ==========================================================================
   SEYAKIN — Coming Soon
   Minimal · white · dark purple + black
   ========================================================================== */

:root {
  --bg:        #ffffff;
  --ink:       #0a0a0b;   /* near-black text */
  --ink-soft:  #3b3b40;
  --muted:     #7a7a82;
  --faint:     #a8a8b0;
  --purple:    #2D2242;   /* brand — dark purple */
  --purple-deep: #1d1630; /* hover — deeper */
  --hairline:  #ececef;
  --field-bd:  #d9d9df;
  --font: "Satoshi", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --maxw: 980px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--purple); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- Header ---------- */
.site-header { padding: 40px 0; }
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.logo:hover { text-decoration: none; }
.logo-mark { height: 30px; width: auto; display: block; }
.logo-word { display: inline-flex; align-items: baseline; }
.logo .dot { color: var(--purple); }
.nav-link {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
}
.nav-link:hover { color: var(--purple); }

/* ---------- Hero ---------- */
.hero {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 40px 0 100px;
}
.hero-inner { max-width: 680px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--purple);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 32px;
}
.badge .pulse {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--purple);
  animation: pulse 2.2s infinite;
}
.badge-lg { font-size: 0.82rem; }
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(45,34,66,0.45); }
  70%  { box-shadow: 0 0 0 9px rgba(45,34,66,0); }
  100% { box-shadow: 0 0 0 0 rgba(45,34,66,0); }
}

h1 {
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: 1.03;
  letter-spacing: -0.03em;
  margin: 0 0 24px;
  font-weight: 700;
  color: var(--ink);
}
h1 .accent { color: var(--purple); }

.tagline {
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: var(--ink-soft);
  margin: 0 0 16px;
  font-weight: 500;
}
.lead {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 560px;
  margin: 0 0 44px;
}

/* ---------- Notify form ---------- */
.notify-heading {
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 14px;
}
.notify { max-width: 480px; }
.notify-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.field { flex: 1; min-width: 220px; }

input, textarea {
  width: 100%;
  padding: 14px 4px;
  background: transparent;
  border: none;
  border-bottom: 1.5px solid var(--field-bd);
  border-radius: 0;
  color: var(--ink);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.15s;
}
input::placeholder, textarea::placeholder { color: var(--faint); }
input:focus, textarea:focus {
  outline: none;
  border-bottom-color: var(--purple);
}
textarea { resize: vertical; min-height: 130px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--purple);
  color: #fff;
  border: none;
  border-radius: 999px;
  font-family: inherit;
  font-size: 0.98rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  white-space: nowrap;
}
.btn:hover { background: var(--purple-deep); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn.full { width: 100%; }

.form-note {
  color: var(--faint);
  font-size: 0.85rem;
  margin: 14px 4px 0;
}

/* honeypot */
.hp { position: absolute; left: -9999px; top: -9999px; }

/* ---------- Feature row — no fills, no borders, spacing only ---------- */
.features { padding: 0 0 96px; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 56px;
}
.feature { }
.feature .icon {
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  color: var(--purple);
  margin-bottom: 18px;
}
.feature h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  color: var(--ink);
}
.feature p { margin: 0; color: var(--muted); font-size: 0.94rem; }

/* ---------- Contact page ---------- */
.page { flex: 1; padding: 24px 0 100px; }
.page-head { max-width: 620px; margin-bottom: 56px; }
.page-head h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); margin-bottom: 14px; }
.page-head p { color: var(--muted); font-size: 1.05rem; margin: 0; }

.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 72px;
  align-items: start;
}
.contact-form .stack { display: flex; flex-direction: column; gap: 22px; }
.contact-aside { }
.contact-aside h3 { margin: 0 0 8px; font-size: 1rem; color: var(--ink); }
.contact-aside p { margin: 0 0 18px; color: var(--muted); font-size: 0.94rem; }
.contact-aside a.email { font-weight: 600; font-size: 1.1rem; }
label {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
}

/* ---------- Success page ---------- */
.success {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 0;
}
.success-inner { max-width: 440px; margin: 0 auto; }

/* Success page: center content on the full viewport, header/footer pinned */
.page-success .success { min-height: 100vh; padding: 120px 0; }
.page-success .site-header {
  position: absolute; top: 0; left: 0; right: 0;
}
.page-success .site-footer {
  position: absolute; bottom: 0; left: 0; right: 0;
}
.success .check {
  width: 56px; height: 56px;
  margin: 0 auto 28px;
  color: var(--purple);
  display: flex; align-items: center; justify-content: center;
}
.success h1 { font-size: 2.1rem; margin: 0 0 14px; }
.success p { color: var(--muted); margin: 0 0 32px; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--hairline);
  padding: 32px 0;
  margin-top: auto;
}
.site-footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
}
.footer-left { color: var(--faint); font-size: 0.88rem; }
.footer-left span:first-child { color: var(--muted); }
.footer-left .mission { display: block; margin-top: 4px; }
.socials { display: flex; gap: 18px; }
.socials a {
  color: var(--muted);
  transition: color 0.15s;
  display: flex;
}
.socials a:hover { color: var(--purple); text-decoration: none; }
.socials svg { width: 19px; height: 19px; }

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .features-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; gap: 44px; }
}
@media (max-width: 480px) {
  .container { padding: 0 22px; }
  .notify-row { flex-direction: column; }
  .btn { width: 100%; }
}