/* --------------------------------------------------------
   GLOBAL COLORS & VARIABLES
-------------------------------------------------------- */
:root {
  --bg: #0d1117;
  --bg-light: #161b22;
  --bg-card: #1c2333;
  --accent: #4cc9f0;
  --accent-strong: #4895ef;
  --text: #e6edf3;
  --muted: #9ba3b4;
  --radius: 14px;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", sans-serif;
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

/* --------------------------------------------------------
   HEADER + NAV
-------------------------------------------------------- */
header {
  width: 100%;
  padding: 18px 30px;
  background: var(--bg-light);
  border-bottom: 1px solid #222;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4cc9f0, #4895ef);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Source Code Pro", monospace;
  font-weight: 700;
  font-size: 14px;
  color: #0d1117;
}

.brand-text {
  font-size: 18px;
  font-weight: 700;
}

nav {
  display: flex;
  gap: 20px;
}

nav a {
  font-size: 14px;
  color: var(--muted);
  padding-bottom: 2px;
  position: relative;
}

nav a:hover {
  color: var(--accent);
}

/* --------------------------------------------------------
   LAYOUT & CONTAINERS
-------------------------------------------------------- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 50px 30px;
}

/* --------------------------------------------------------
   HERO SECTION
-------------------------------------------------------- */
.hero {
  text-align: center;
  margin-top: 40px;
  margin-bottom: 60px;
}

.hero-title {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.2;
  max-width: 900px;
  margin: 0 auto 14px;
}

.hero-title span {
  background: linear-gradient(90deg, #4cc9f0, #4895ef);
  -webkit-background-clip: text;
  color: transparent;
}

.hero-subtitle {
  max-width: 700px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 16px;
}

/* --------------------------------------------------------
   BUTTONS
-------------------------------------------------------- */
.btn-primary,
.btn-secondary {
  padding: 12px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  display: inline-block;
  text-align: center;
  margin: 8px;
}

.btn-primary {
  background: linear-gradient(90deg, #4895ef, #4cc9f0);
  color: #0d1117;
}

.btn-primary:hover {
  opacity: 0.92;
}

.btn-secondary {
  background: #1e263a;
  color: var(--text);
  border: 1px solid #2a3247;
}

.btn-secondary:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* --------------------------------------------------------
   SECTIONS
-------------------------------------------------------- */
.section-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 10px;
}

.section-subtitle {
  color: var(--muted);
  max-width: 700px;
  margin-bottom: 20px;
}

/* --------------------------------------------------------
   CARDS & GRID
-------------------------------------------------------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-card);
  padding: 20px;
  border-radius: var(--radius);
  border: 1px solid #222;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-strong);
}

.card h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.card p {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 10px;
}

.card ul {
  padding-left: 20px;
  font-size: 14px;
}

.card ul li {
  margin-bottom: 6px;
}

/* --------------------------------------------------------
   PRICING TABLE
-------------------------------------------------------- */
.pricing-table {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.price-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 22px;
  border: 1px solid #222;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.price-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-strong);
}

.price-card h4 {
  font-size: 18px;
  margin-bottom: 8px;
}

.price {
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(90deg, #4cc9f0, #4895ef);
  -webkit-background-clip: text;
  color: transparent;
  margin-bottom: 10px;
}

.price-list {
  padding-left: 20px;
  color: var(--muted);
  font-size: 14px;
}

/* --------------------------------------------------------
   CONTACT FORM
-------------------------------------------------------- */
.form-card {
  background: var(--bg-card);
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid #222;
  max-width: 500px;
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  font-size: 14px;
  margin-bottom: 4px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #2a3247;
  background: #0f1629;
  color: var(--text);
  font-size: 14px;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

/* --------------------------------------------------------
   FOOTER
-------------------------------------------------------- */
footer {
  text-align: center;
  padding: 30px 20px 40px;
  color: var(--muted);
  border-top: 1px solid #222;
  margin-top: 40px;
}

/* --------------------------------------------------------
   RESPONSIVE
-------------------------------------------------------- */
@media (max-width: 768px) {
  header {
    flex-direction: column;
    gap: 12px;
  }

  nav {
    gap: 14px;
  }
}