/* Srinax Testing Solution - Simple HTML/CSS */
* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --navy: #0f1d36;
  --navy-deep: #0a1428;
  --teal: #3fd0dd;
  --teal-deep: #1aa0bf;
  --text: #eef4f9;
  --muted: #8aa0b8;
  --card: #16263f;
  --border: rgba(80,180,210,0.22);
  --gradient: linear-gradient(135deg, #3fd0dd 0%, #2a86c4 100%);
  --hero: radial-gradient(ellipse 80% 70% at 15% 10%, #1c3559 0%, #0a1428 65%);
  --shadow-glow: 0 25px 60px -20px rgba(63,208,221,0.45);
}
html { background: #0a1428; }
body {
  background:
    radial-gradient(ellipse 60% 50% at 80% 100%, rgba(42,134,196,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 10% 0%, rgba(63,208,221,0.10) 0%, transparent 70%),
    #0a1428;
  color: var(--text);
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10,20,40,0.6); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 44px; width: 44px; border-radius: 8px; object-fit: cover; }
.brand-name { font-weight: 700; letter-spacing: 0.5px; font-size: 16px; }
.nav-links { display: flex; gap: 26px; }
.nav-links a { color: var(--muted); font-weight: 500; font-size: 15px; }
.nav-links a:hover, .nav-links a.active { color: var(--teal); }
.menu-toggle { display: none; background: none; border: 1px solid var(--border); color: var(--text); padding: 8px 12px; border-radius: 6px; cursor: pointer; }

/* Hero */
.hero { background: transparent; padding: 70px 0; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.tag {
  display: inline-block; padding: 6px 12px; border: 1px solid var(--border);
  background: rgba(44,200,214,0.1); color: var(--teal);
  border-radius: 999px; font-size: 12px; font-weight: 600;
}
h1 { font-size: clamp(28px, 4vw, 48px); line-height: 1.15; margin: 16px 0; }
h1 .accent { color: var(--teal); }
.lead { color: var(--muted); font-size: 17px; max-width: 520px; }
.cta-row { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-block; padding: 12px 22px; border-radius: 8px;
  font-weight: 600; cursor: pointer; transition: transform .15s, box-shadow .15s;
  border: none; font-size: 15px;
}
.btn-primary { background: var(--gradient); color: #06121e; box-shadow: 0 12px 30px -10px rgba(44,200,214,0.55); }
.btn-primary:hover { transform: translateY(-2px); }
.btn-outline { border: 1px solid var(--teal); color: var(--teal); background: transparent; }
.btn-outline:hover { background: rgba(44,200,214,0.1); }
.hero-img img { border-radius: 16px; border: 1px solid var(--border); box-shadow: 0 30px 60px -25px rgba(0,0,0,0.6); }

/* Sections */
section.padded { padding: 70px 0; }
.section-title { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.section-title h2 { font-size: clamp(24px, 3vw, 36px); }
.section-title p { color: var(--muted); margin-top: 10px; }
.eyebrow { color: var(--teal); font-size: 12px; font-weight: 700; letter-spacing: 3px; }

/* Cards */
.grid { display: grid; gap: 20px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 24px; transition: border-color .2s, transform .2s;
}
.card:hover { border-color: var(--teal); transform: translateY(-3px); }
.icon-box {
  width: 44px; height: 44px; border-radius: 10px; background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  color: #06121e; font-weight: 700; margin-bottom: 14px; font-size: 20px;
}
.card h3 { font-size: 18px; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 14px; }

/* Banded section */
.band { background: rgba(255,255,255,0.02); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* CTA box */
.cta-box {
  background: var(--hero); border: 1px solid var(--border);
  border-radius: 18px; padding: 50px 30px; text-align: center;
}

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 30px; }
.about-grid .card h2 { color: var(--teal); margin-bottom: 10px; }
ul.checklist { list-style: none; margin-top: 16px; }
ul.checklist li { padding: 6px 0; color: var(--muted); }
ul.checklist li::before { content: "✓ "; color: var(--teal); font-weight: 700; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 30px; }
.info-card { display: flex; gap: 14px; align-items: flex-start; padding: 18px; background: var(--card); border: 1px solid var(--border); border-radius: 12px; margin-bottom: 14px; }
.info-card .icon-box { width: 36px; height: 36px; font-size: 16px; margin: 0; flex-shrink: 0; }
.info-card strong { display: block; font-size: 14px; }
.info-card span { color: var(--muted); font-size: 14px; }

.form-card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.field input, .field textarea {
  width: 100%; padding: 11px 14px; background: #0f1c33; color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; font-size: 14px;
  font-family: inherit;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--teal); }
.field textarea { min-height: 120px; resize: vertical; }
.success-msg { display: none; background: rgba(44,200,214,0.15); border: 1px solid var(--teal); color: var(--teal); padding: 12px; border-radius: 8px; margin-bottom: 14px; }
.success-msg.show { display: block; }

/* Footer */
footer { background: transparent; border-top: 1px solid var(--border); padding: 50px 0 20px; margin-top: 60px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 30px; }
footer h4 { color: var(--teal); margin-bottom: 14px; font-size: 14px; letter-spacing: 1px; }
footer p, footer a, footer li { color: var(--muted); font-size: 14px; }
footer ul { list-style: none; }
footer ul li { padding: 4px 0; }
footer a:hover { color: var(--teal); }
.copyright { text-align: center; color: var(--muted); font-size: 13px; padding-top: 30px; margin-top: 30px; border-top: 1px solid var(--border); }

/* Responsive */
@media (max-width: 820px) {
  .hero-grid, .about-grid, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 70px; right: 20px; background: var(--card); border: 1px solid var(--border); padding: 16px; border-radius: 10px; gap: 14px; }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; }
}