/* Sterna — sterna.alpscapital.co */

:root {
  --navy: #13253F;
  --navy-deep: #0D1A2E;
  --navy-soft: #1E3556;
  --amber: #F0A32E;
  --amber-deep: #C97F12;
  --paper: #F7F5F0;
  --card: #FFFFFF;
  --ink: #1A2A42;
  --muted: #56677E;
  --line: #E3DED2;
  --line-navy: rgba(247, 245, 240, 0.16);
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-size: 1.0625rem;
}

img { max-width: 100%; display: block; }

a { color: var(--navy); text-decoration-color: rgba(19, 37, 63, 0.35); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--amber); }

.wrap {
  max-width: 68rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- Header ---------- */

.site-head {
  background: var(--navy);
  border-bottom: 1px solid var(--line-navy);
}

.site-head .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.brand img { width: 2.1rem; height: auto; }

.brand span {
  color: var(--paper);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-nav { display: flex; gap: 1.6rem; flex-wrap: wrap; }

.site-nav a {
  color: rgba(247, 245, 240, 0.78);
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}

.site-nav a:hover { color: var(--amber); }

/* ---------- Hero (index) ---------- */

.hero { background: var(--navy); color: var(--paper); }

.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  gap: 3rem;
  align-items: center;
  padding-top: 4.5rem;
  padding-bottom: 5rem;
}

.eyebrow {
  display: inline-block;
  color: var(--amber);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.hero h1 {
  font-size: clamp(2.1rem, 4.5vw, 3.15rem);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 1.3rem;
}

.hero .lede {
  font-size: 1.15rem;
  line-height: 1.65;
  color: rgba(247, 245, 240, 0.85);
  max-width: 34em;
  margin-bottom: 1.8rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.4rem;
  color: rgba(247, 245, 240, 0.66);
  font-size: 0.92rem;
}

.hero-meta strong { color: var(--amber); font-weight: 600; }

.hero-mark { justify-self: center; }
.hero-mark img { width: min(19rem, 70vw); height: auto; }

/* ---------- Sections ---------- */

.section { padding: 4.5rem 0; }

.section-head { max-width: 40rem; margin-bottom: 2.8rem; }

.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 0.8rem;
}

.section-head p { color: var(--muted); }

/* Features */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
}

.feature {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.9rem 1.7rem 2rem;
}

.feature .kicker {
  color: var(--amber-deep);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.9rem;
}

.feature h3 {
  font-size: 1.22rem;
  line-height: 1.3;
  margin-bottom: 0.7rem;
}

.feature p { color: var(--muted); font-size: 0.98rem; }

/* Pricing */

.pricing { background: var(--card); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
  margin-bottom: 1.8rem;
}

.plan {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.7rem 1.6rem;
  background: var(--paper);
  position: relative;
}

.plan.featured { border-color: var(--amber); border-width: 2px; }

.plan .badge {
  position: absolute;
  top: -0.75rem;
  left: 1.4rem;
  background: var(--amber);
  color: var(--navy-deep);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.22rem 0.7rem;
  border-radius: 999px;
}

.plan h3 {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.7rem;
}

.plan .price { font-size: 2rem; font-weight: 700; letter-spacing: -0.01em; }
.plan .per { color: var(--muted); font-size: 0.95rem; }
.plan .note { color: var(--muted); font-size: 0.9rem; margin-top: 0.7rem; }

.fineprint { color: var(--muted); font-size: 0.88rem; max-width: 46em; }

/* App Store band */

.store-band { background: var(--navy); color: var(--paper); }

.store-band .wrap {
  padding-top: 3.8rem;
  padding-bottom: 3.8rem;
  text-align: center;
}

.store-band h2 { font-size: clamp(1.5rem, 3vw, 1.9rem); margin-bottom: 0.9rem; }

.store-band p {
  color: rgba(247, 245, 240, 0.78);
  max-width: 36em;
  margin: 0 auto 1.8rem;
}

.store-link {
  display: inline-block;
  border: 1px solid var(--amber);
  color: var(--amber);
  border-radius: 8px;
  padding: 0.8rem 1.6rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.store-link:hover { background: var(--amber); color: var(--navy-deep); }

.store-band .aside { font-size: 0.88rem; color: rgba(247, 245, 240, 0.55); margin-top: 1.1rem; margin-bottom: 0; }

/* ---------- Content pages ---------- */

.page-head { background: var(--navy); color: var(--paper); }

.page-head .wrap { padding-top: 3.2rem; padding-bottom: 3.2rem; }

.page-head h1 {
  font-size: clamp(1.9rem, 4vw, 2.5rem);
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}

.page-head .sub { color: rgba(247, 245, 240, 0.7); font-size: 0.95rem; }

.content { max-width: 46rem; margin: 0 auto; padding: 3.2rem 1.5rem 4.5rem; }

.content h2 {
  font-size: 1.35rem;
  margin: 2.4rem 0 0.8rem;
  letter-spacing: -0.005em;
}

.content h2:first-child { margin-top: 0; }

.content p, .content ul, .content ol { margin-bottom: 1rem; }

.content ul, .content ol { padding-left: 1.4rem; }

.content li { margin-bottom: 0.45rem; }

.content li > strong, .content p > strong { color: var(--navy); }

.content .lead { font-size: 1.12rem; color: var(--ink); }

.content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  margin: 1.2rem 0 1.6rem;
}

.table-scroll { overflow-x: auto; }

.content th, .content td {
  text-align: left;
  padding: 0.65rem 0.8rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.content th {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 2px solid var(--navy);
}

.contact-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: 8px;
  padding: 1.3rem 1.5rem;
  margin: 1.6rem 0;
}

.contact-card p { margin-bottom: 0.3rem; }
.contact-card p:last-child { margin-bottom: 0; }

/* ---------- Footer ---------- */

.site-foot { background: var(--navy-deep); color: rgba(247, 245, 240, 0.72); }

.site-foot .wrap {
  padding-top: 2.6rem;
  padding-bottom: 2.6rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.4rem;
}

.foot-brand { display: flex; align-items: center; gap: 0.7rem; }
.foot-brand img { width: 1.7rem; height: auto; }
.foot-brand span { font-size: 0.92rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--paper); }

.foot-nav { display: flex; flex-wrap: wrap; gap: 1.4rem; }

.foot-nav a { color: rgba(247, 245, 240, 0.72); text-decoration: none; font-size: 0.9rem; }
.foot-nav a:hover { color: var(--amber); }

.foot-legal { width: 100%; font-size: 0.84rem; color: rgba(247, 245, 240, 0.5); }

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; padding-top: 3.2rem; padding-bottom: 3.5rem; }
  .hero-mark { order: -1; justify-self: start; }
  .hero-mark img { width: 8.5rem; }
  .feature-grid, .price-grid { grid-template-columns: 1fr; }
  .section { padding: 3.2rem 0; }
  .site-head .wrap { flex-direction: column; align-items: flex-start; gap: 0.8rem; }
}