:root {
  --navy: #0b1220;
  --blue: #1f5eff;
  --teal: #0ea5e9;
  --bg: #f4f7fb;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --line: #e5e7eb;
  --max: 1140px;
}

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

/* BASE */
html, body {
  font-family: "Inter", Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}

/* TYPOGRAPHY (UNIFORM) */
h1 {
  font-size: 2.4rem;
  margin-bottom: 0.75rem;
}
h2 {
  font-size: 1.6rem;
  margin-bottom: 0.6rem;
}
h3 {
  font-size: 1.2rem;
  margin-bottom: 0.4rem;
}
p, li {
  font-size: 1rem;
  color: var(--muted);
}
.small {
  font-size: 0.9rem;
  color: var(--muted);
}

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

/* LAYOUT */
.container {
  width: 92%;
  max-width: var(--max);
  margin: 0 auto;
}
.section {
  padding: 2.5rem 0;
}

/* HEADER */
header {
  background: linear-gradient(90deg, var(--navy), #12204a);
  color: #fff;
}
.header-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #fff;
}
.brand img {
  width: 56px;
  height: 56px;
  background: #fff;
  border-radius: 10px;
  padding: 6px;
}
.brand .name {
  font-weight: 800;
  letter-spacing: 0.5px;
}
.brand .tag {
  font-size: 0.8rem;
  color: #cbd5e1;
}

/* NAV */
nav {
  display: flex;
  gap: 0.5rem;
}
nav a {
  color: #cbd5e1;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
}
nav a.active,
nav a:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

/* CARDS */
.card {
  background: var(--card);
  border-radius: 16px;
  padding: 1.75rem;
  border: 1px solid var(--line);
  box-shadow: 0 12px 28px rgba(0,0,0,0.06);
}

/* GRID */
.grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.5rem;
}
@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

/* BUTTONS (MORE COLOR) */
.btnrow {
  margin-top: 1.25rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.btn {
  padding: 0.7rem 1.1rem;
  border-radius: 12px;
  font-weight: 700;
  border: 1px solid var(--blue);
  color: var(--blue);
  background: #fff;
}
.btn.primary {
  background: linear-gradient(90deg, var(--blue), var(--teal));
  color: #fff;
  border: none;
}
.btn:hover {
  transform: translateY(-1px);
}

/* LISTS */
ul {
  margin-left: 1.2rem;
  margin-top: 0.5rem;
}
li {
  margin-bottom: 0.4rem;
}

/* NOTES / CALLOUTS */
.note {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  background: #f0f7ff;
  border-left: 5px solid var(--blue);
  border-radius: 10px;
}

/* FOOTER */
footer {
  margin-top: 3rem;
  background: var(--navy);
  color: #cbd5e1;
  padding: 1.5rem 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 800px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}
footer a {
  color: #cbd5e1;
}