/* ============================================
   ZANKEX — The Money Toolkit
   Brand Stylesheet
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=DM+Sans:ital,wght@0,400;0,500;0,700;1,400&display=swap');

:root {
  --violet: #7C3AED;
  --violet-deep: #6D28D9;
  --violet-light: #EDE9FE;
  --violet-pale: #F5F3FF;
  --coral: #F43F5E;
  --coral-light: #FFF1F2;
  --mint: #06D6A0;
  --mint-light: #ECFDF5;
  --amber: #FBBF24;
  --amber-light: #FEF3C7;
  --bg: #F9F7FF;
  --bg-warm: #FAFAFA;
  --card: #FFFFFF;
  --text: #4C1D95;
  --text-body: #3B1F7A;
  --text-muted: #8B7DB8;
  --text-light: #A89CCE;
  --border: #E9E2F8;
  --border-light: #F3F0FF;
  --shadow-sm: 0 1px 3px rgba(124,58,237,0.06);
  --shadow-md: 0 4px 16px rgba(124,58,237,0.08);
  --shadow-lg: 0 8px 32px rgba(124,58,237,0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --gradient: linear-gradient(135deg, var(--violet), var(--coral));
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--text);
  line-height: 1.2;
}

a { color: var(--violet); text-decoration: none; }
a:hover { color: var(--violet-deep); }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 720px; margin: 0 auto; padding: 0 24px; }

/* NAV */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1080px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-brand svg { height: 32px; width: auto; }
.nav-brand span {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px; font-weight: 700;
  color: var(--text);
}
.nav-brand span em {
  font-style: normal; color: var(--coral);
}
.nav-links {
  display: flex; align-items: center; gap: 28px;
  list-style: none;
}
.nav-links a {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px; font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--violet); }
.nav-cta {
  background: var(--gradient) !important;
  color: #fff !important;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: opacity 0.2s;
}
.nav-cta:hover { opacity: 0.9; }

/* Mobile nav */
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  width: 28px; height: 20px; position: relative;
}
.nav-toggle span {
  display: block; width: 100%; height: 2px;
  background: var(--text); border-radius: 2px;
  position: absolute; left: 0;
  transition: all 0.3s;
}
.nav-toggle span:nth-child(1) { top: 0; }
.nav-toggle span:nth-child(2) { top: 9px; }
.nav-toggle span:nth-child(3) { top: 18px; }

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none; position: absolute;
    top: 64px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--border);
    flex-direction: column; padding: 20px 24px; gap: 16px;
  }
  .nav-links.open { display: flex; }
}

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px; font-weight: 600;
  padding: 12px 28px; border-radius: var(--radius-sm);
  border: none; cursor: pointer;
  transition: all 0.2s;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
}
.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-secondary {
  background: var(--card);
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-secondary:hover { border-color: var(--violet); color: var(--violet); }
.btn-mint {
  background: var(--mint);
  color: #fff;
}
.btn-mint:hover { opacity: 0.9; }

/* CARDS */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

/* FORM INPUTS */
.form-group { margin-bottom: 16px; }
.form-label {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px; font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.form-hint {
  font-size: 12px; color: var(--text-muted);
  margin-bottom: 6px;
}
.form-input, .form-select {
  width: 100%;
  padding: 12px 16px;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  color: var(--text);
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}
.form-input:focus, .form-select:focus {
  border-color: var(--violet);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.1);
}
.form-input::placeholder { color: var(--text-light); }

.input-prefix {
  position: relative;
}
.input-prefix .prefix {
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  font-size: 15px; color: var(--text-muted); font-weight: 500;
  pointer-events: none;
}
.input-prefix .form-input { padding-left: 32px; }

/* EMAIL FORM */
.email-form {
  display: flex; gap: 8px;
}
.email-form input[type="email"] {
  flex: 1; padding: 12px 16px;
  font-size: 15px; border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none; font-family: 'DM Sans', sans-serif;
  color: var(--text);
}
.email-form input[type="email"]:focus {
  border-color: var(--violet);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.1);
}
.email-form button {
  padding: 12px 24px;
  background: var(--gradient);
  color: #fff; border: none;
  border-radius: var(--radius-sm);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px; font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

/* BADGE */
.badge {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px; font-weight: 600;
  padding: 4px 14px;
  border-radius: 20px;
}
.badge-violet { background: var(--violet-light); color: var(--violet); }
.badge-coral { background: var(--coral-light); color: var(--coral); }
.badge-mint { background: var(--mint-light); color: #059669; }
.badge-amber { background: var(--amber-light); color: #B45309; }

/* FOOTER */
.footer {
  background: var(--card);
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
  margin-top: 60px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}
.footer-about {
  font-size: 14px; color: var(--text-muted); line-height: 1.6;
}
.footer h4 {
  font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1px;
  color: var(--violet); margin-bottom: 12px;
}
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 8px; }
.footer-links a {
  font-size: 14px; color: var(--text-muted);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--violet); }
.footer-bottom {
  display: flex; justify-content: space-between;
  padding-top: 24px; border-top: 1px solid var(--border);
  font-size: 13px; color: var(--text-light);
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .email-form { flex-direction: column; }
}

/* UTILITY */
.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.overline {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 2px;
  color: var(--violet);
}