/* ======================
   BASE
====================== */
* {
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

body {
  margin: 0;
  background: #f5f7fb;
  color: #222;
}

/* ======================
   HEADER
====================== */
.site-header {
  background: #ffffff;
  border-bottom: 1px solid #eee;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 22px;
  font-weight: 800;
  color: #2d7cff;
  text-decoration: none;
}

.logo span {
  color: #111;
}

.main-nav {
  display: flex;
  gap: 18px;
}

.main-nav a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: #333;
  padding: 6px 0;
}

.main-nav a:hover {
  color: #2d7cff;
}

/* MOBILE HEADER */
@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
}

/* ======================
   HERO
====================== */
.hero {
  background: #2d7cff;
  color: #ffffff;
  text-align: center;
  padding: 90px 20px 120px;
}

.hero h1 {
  font-size: 42px;
  margin-bottom: 12px;
  font-weight: 700;
}

.hero p {
  font-size: 18px;
  opacity: 0.95;
}

/* MOBILE HERO */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 30px;
  }
  .hero p {
    font-size: 16px;
  }
}

/* ======================
   TOOLS WRAPPER
====================== */
.tools-wrapper {
  max-width: 1250px;
  margin: -70px auto 80px;
  padding: 0 20px;
}

/* GRID */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}

/* CARD */
.tool-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 40px 28px;
  text-align: center;
  text-decoration: none;
  color: #222;
  box-shadow: 0 12px 35px rgba(0,0,0,0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.tool-card .icon {
  font-size: 42px;
  margin-bottom: 18px;
}

.tool-card h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
}

.tool-card p {
  font-size: 14px;
  color: #666;
  margin-top: 8px;
  line-height: 1.4;
}

.tool-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0,0,0,0.12);
}

/* ======================
   FOOTER
====================== */
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
  margin-top: 80px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 50px 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
}

.footer-col h3 {
  font-size: 22px;
  color: #ffffff;
  margin-bottom: 15px;
}

.footer-col h4 {
  font-size: 16px;
  color: #ffffff;
  margin-bottom: 15px;
}

.footer-col p {
  font-size: 14px;
  line-height: 1.6;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 14px;
}

.footer-col ul li a:hover {
  color: #38bdf8;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  padding: 18px;
  font-size: 13px;
  color: #94a3b8;
}

/* MOBILE FOOTER */
@media (max-width: 768px) {
  .footer-container {
    padding: 40px 20px;
  }
}