/*
 * TextMentor Landing — Shared page styles for subpages.
 * Author: Jakob Zeise (Zeise Digital)
 */

:root {
  --teal: #0D9488;
  --teal-dark: #0F766E;
  --teal-light: #99F6E4;
  --teal-bg: #F0FDFA;
  --navy: #134E4A;
  --orange: #F59E0B;
  --text: #1A1A2E;
  --text-light: #64748B;
  --white: #FFFFFF;
  --off-white: #F8FAFC;
  --border: #E2E8F0;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

/* NAV */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}
.logo span {
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.5px;
}
.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
  list-style: none;
}
.nav-links a {
  text-decoration: none;
  color: var(--text-light);
  font-weight: 500;
  font-size: 15px;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--teal); }
.nav-cta {
  background: var(--teal);
  color: var(--white) !important;
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 600 !important;
}
.nav-cta:hover {
  box-shadow: 0 4px 20px rgba(13,148,136,0.3);
}

/* PAGE HEADER */
.page-hero {
  padding: 160px 24px 80px;
  background: linear-gradient(170deg, var(--teal-bg) 0%, var(--white) 100%);
  text-align: center;
}
.page-hero-inner {
  max-width: 820px;
  margin: 0 auto;
}
.page-hero .eyebrow {
  display: inline-block;
  background: rgba(13,148,136,0.08);
  color: var(--teal-dark);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
}
.page-hero h1 {
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 20px;
}
.page-hero p.lead {
  font-size: 19px;
  color: var(--text-light);
  max-width: 640px;
  margin: 0 auto;
}

/* CONTENT */
.page-content {
  max-width: 820px;
  margin: 0 auto;
  padding: 60px 24px 100px;
}
.page-content h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--navy);
  margin: 48px 0 16px;
  letter-spacing: -0.5px;
}
.page-content h2:first-child { margin-top: 0; }
.page-content h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin: 32px 0 12px;
}
.page-content p {
  font-size: 16px;
  color: var(--text);
  margin-bottom: 16px;
}
.page-content ul {
  padding-left: 22px;
  margin-bottom: 20px;
}
.page-content li {
  font-size: 16px;
  color: var(--text);
  margin-bottom: 8px;
}
.page-content a {
  color: var(--teal-dark);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-content a:hover { color: var(--teal); }
.page-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 48px 0;
}
.page-content strong { color: var(--navy); }

.card {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  margin: 24px 0;
}
.card h3 { margin-top: 0; }

/* FOOTER */
footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  padding: 80px 24px 32px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand p {
  font-size: 14px;
  margin-top: 12px;
  line-height: 1.6;
  max-width: 320px;
}
.footer-col h4 {
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.footer-col a {
  display: block;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 10px;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--teal-light); }
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
}
.footer-bottom a { color: var(--teal-light); text-decoration: none; }

/* Mobile nav burger */
.nav-burger {
  display: none;
  background: transparent;
  border: 0;
  font-size: 26px;
  cursor: pointer;
  padding: 6px 10px;
  color: var(--navy);
  line-height: 1;
}

@media (max-width: 900px) {
  .nav-inner { padding: 12px 20px; }
  .nav-burger { display: block; }
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px 24px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    transform: translateY(-130%);
    transition: transform 0.3s ease;
    display: flex;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 14px 16px;
    border-radius: 10px;
    font-size: 16px;
  }
  .nav-links a:hover { background: var(--off-white); }
  .nav-cta {
    margin-top: 8px;
    text-align: center;
  }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .page-hero { padding: 120px 20px 50px; }
  .page-hero h1 { font-size: clamp(28px, 7vw, 42px); }
  .page-hero p.lead { font-size: 16px; }
  .page-content { padding: 32px 20px 64px; }
  .page-content h2 { font-size: 22px; margin: 36px 0 12px; }
  .page-content h3 { font-size: 18px; }
  .page-content p, .page-content li { font-size: 15px; }
  .card { padding: 22px; }
}

@media (max-width: 480px) {
  .nav-inner { padding: 10px 16px; }
  .logo span { font-size: 18px; }
  .logo img { width: 36px; height: 36px; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; padding-bottom: 32px; }
  footer { padding: 56px 20px 28px; }
  .page-hero { padding: 110px 18px 40px; }
  .page-content { padding: 24px 18px 56px; }
  .page-hero .eyebrow { font-size: 11px; padding: 5px 14px; }
  .card { padding: 20px; border-radius: 14px; }
}