/* ========== SHARED STYLES ========== */

/* --- General --- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: #14181c;
  color: #ffffff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}
.container-mini {
  width: 100%;
  max-width: 1000px;
  margin: 4em auto;
  padding: 0 24px;
}
/* --- Header / Navigation --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(20, 24, 28, 0.85);
  backdrop-filter: blur(10px);
  transition: border-bottom 0.3s ease;
}
.nav-scrolled {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 20px;
}
.logo-mark {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: conic-gradient(from 200deg, #2f7bff, #8ab4ff, #2f7bff);
  box-shadow: 0 0 20px rgba(47, 123, 255, 0.5);
  position: relative;
}
.logo-mark::after {
  content: ""; position: absolute; inset: 5px;
  border-radius: 50%; background: #14181c;
}
.nav-links {
  display: flex; gap: 36px;
  font-size: 0.875rem;
  color: #a4adbf;
}
.nav-links a:hover { color: #ffffff; }
.nav-cta { display: flex; align-items: center; gap: 20px; }
.link { color: #ffffff; font-size: 0.875rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
  font-family: inherit;
}
.nav-cta .btn {
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 0.875rem;
}
.btn-primary {
  background: #2f7bff;
  color: #fff;
}
.btn-primary:hover { background: #1f6bf0; }

/* --- Footer --- */
.footer {
  background: #03121a;
  padding: 0 24px 24px 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.footer-left {
  display: flex;
  flex-direction: column;
  gap: 40px;
  padding-bottom: 0px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  padding: 32px 10%;
  margin-bottom: 40px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
}
.footer-brand {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
}
.footer-tag {
  color: #a4adbf;
  margin: 0;
  transform: translateY(0.4em);
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  padding: 0 10%;
}
.footer-cols h4 {
  font-size: 15px;
  margin: 0 0 16px;
  font-weight: 600;
}
.footer-cols ul {
  list-style: none;
  padding: 0; margin: 0;
  display: flex; flex-direction: column;
  gap: 10px;
}
.footer-cols a {
  color: #a4adbf;
  font-size: 14.5px;
}
.footer-cols a:hover { color: #ffffff; }

.footer-right {
  padding: 72px 10%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.footer-right-title {
  font-size: 26px;
  margin: 0 0 24px;
  color: #a4adbf;
  font-weight: 600;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  color: #ffffff;
}
.contact-form input,
.contact-form textarea {
  background: #151c2e;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 12px 14px;
  color: #ffffff;
  font-family: inherit;
  font-size: 14.5px;
  resize: vertical;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #2f7bff;
}
.contact-form button { align-self: flex-start; margin-top: 6px; }
.contact-form button:disabled { cursor: wait; opacity: 0.75; }
.contact-submit-loader {
  display: none;
  width: 16px;
  height: 16px;
  margin-left: 8px;
  border: 2px solid rgba(255, 255, 255, 0.45);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: contact-spin 0.7s linear infinite;
}
.contact-form button:disabled .contact-submit-loader { display: inline-block; }
.contact-status { min-height: 24px; margin-bottom: 8px; font-size: 14px; }
.contact-status-success { color: #86efac; }
.contact-status-error { color: #fca5a5; }
@keyframes contact-spin { to { transform: rotate(360deg); } }

.copyright {
  text-align: center;
  color: #a4adbf;
  font-size: 13px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-left { border-right: none; }
  .footer-right { border-left: none; padding-left: 24px; border-top: 1px solid rgba(255, 255, 255, 0.08); padding-top: 40px; }
  .footer-cols { grid-template-columns: repeat(3, 1fr); gap: 20px; }
}
@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .nav-inner { height: 64px; }
  .logo { font-size: 18px; }
  .nav-cta { gap: 10px; }
  .nav-cta .btn { padding: 8px 13px; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .nav-cta .link { display: none; }
  .footer-top { padding: 32px 0; }
  .footer-header { padding: 32px 5%; }
  .footer-right { padding: 56px 18px 64px; }
  .footer-cols { padding: 0 18px; }
  .footer-tag { font-size: 14px; }
  .contact-form button { width: 100%; }
}