/* STARKIAS Landing Styles */
:root {
  --navy-900: #0d1b2a; /* base from logo background */
  --navy-800: #132336;
  --navy-700: #1a2f47;
  --ink-100: #e9eef4; /* soft white for text */
  --ink-300: #c8d2dd; /* muted */
  --accent-500: #5bc0f8; /* sky/cyan accent */
  --accent-600: #2aaeea;
  --success-500: #16a34a;
  --error-500: #ef4444;
  --shadow: 0 10px 25px rgba(0,0,0,.25);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink-100);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: linear-gradient(180deg, var(--navy-900) 0%, var(--navy-800) 100%);
  line-height: 1.6;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13, 27, 42, .8);
  border-bottom: 1px solid rgba(255,255,255,.06);
  backdrop-filter: blur(10px);
}
.site-header .nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: .8rem 0;
}
.brand { display: inline-flex; align-items: center; gap: .5rem; text-decoration: none; }
.logo { height: 34px; width: auto; display: block; }

nav a {
  color: var(--ink-100);
  text-decoration: none;
  margin-left: 1rem;
  padding: .45rem .8rem;
  border-radius: 8px;
  opacity: .9;
}
nav a:hover { opacity: 1; background: rgba(255,255,255,.06); }
nav a.cta { background: var(--accent-500); color: #03111d; font-weight: 600; }
nav a.cta:hover { background: var(--accent-600); }

.section { padding: 80px 0; }
.section-alt { background: linear-gradient(180deg, var(--navy-800), var(--navy-900)); }
.section h2 { font-size: clamp(1.6rem, 1.2rem + 1.2vw, 2.2rem); margin: 0 0 1rem; }

.hero { padding: 120px 0 90px; background: radial-gradient(1200px 600px at 80% -10%, rgba(91,192,248,.2), transparent 60%); }
.hero-wrap { display: grid; align-items: center; }
.hero h1 { font-size: clamp(2.2rem, 1.6rem + 3.2vw, 4rem); margin: 0 0 .3rem; letter-spacing: .02em; }
.subtitle { font-size: 1.25rem; color: var(--ink-300); margin: 0 0 .6rem; }
.tagline { max-width: 60ch; margin: 0 0 1.2rem; }
.actions { display: flex; gap: .8rem; flex-wrap: wrap; }

.btn {
  display: inline-block; border-radius: 10px; padding: .8rem 1.1rem; text-decoration: none;
  font-weight: 600; border: 1px solid transparent; transition: transform .05s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent-500); color: #03111d; }
.btn-primary:hover { background: var(--accent-600); }
.btn-outline { color: var(--ink-100); border-color: rgba(255,255,255,.25); }
.btn-outline:hover { background: rgba(255,255,255,.06); }

.split { display: grid; gap: 2rem; grid-template-columns: 1.2fr .8fr; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }

.card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px;
  padding: 1.2rem 1.2rem;
  box-shadow: var(--shadow);
}
.about-card .facts { margin: 0; padding-left: 1rem; }
.about-card .facts li { margin: .25rem 0; }
.bullets { padding-left: 1.1rem; }
.bullets li { margin-bottom: .4rem; }

.cards { display: grid; gap: 1.2rem; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 1000px) { .cards { grid-template-columns: 1fr 1fr; } }
@media (max-width: 650px) { .cards { grid-template-columns: 1fr; } }
.service .icon { font-size: 1.8rem; }
.service h3 { margin-top: .4rem; margin-bottom: .4rem; }
.service ul { padding-left: 1.1rem; margin: .6rem 0 0; }

.clients { align-items: start; }
.logo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem; }
@media (max-width: 900px) { .logo-grid { grid-template-columns: repeat(2, 1fr); } }
.logo-box {
  background: rgba(255,255,255,.04); border: 1px dashed rgba(255,255,255,.18);
  border-radius: 12px; padding: 1.2rem; text-align: center; color: var(--ink-300);
}
.testimonials blockquote { margin: 0 0 1rem; padding: 1rem 1.2rem; background: rgba(255,255,255,.04); border-left: 4px solid var(--accent-500); border-radius: 8px; }
.testimonials footer { color: var(--ink-300); margin-top: .3rem; }

.contact-form { margin-top: .6rem; }
.contact-form .grid { display: grid; gap: .9rem; grid-template-columns: 1fr 1fr; }
.contact-form .grid .full { grid-column: 1 / -1; }
@media (max-width: 700px) { .contact-form .grid { grid-template-columns: 1fr; } }
.contact-form label { display: grid; gap: .35rem; }
.contact-form input, .contact-form textarea {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.15);
  color: var(--ink-100);
  border-radius: 10px; padding: .75rem .9rem; width: 100%;
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--accent-500); box-shadow: 0 0 0 2px rgba(91,192,248,.25); }
.err { color: var(--error-500); }
.alert { padding: .8rem 1rem; border-radius: 10px; margin-bottom: .6rem; }
.alert-success { background: rgba(22,163,74,.15); border: 1px solid rgba(22,163,74,.35); }
.alert-error { background: rgba(239,68,68,.12); border: 1px solid rgba(239,68,68,.35); }
.fade { opacity: 0; transition: opacity .4s ease; pointer-events: none; }

.site-footer { border-top: 1px solid rgba(255,255,255,.08); background: rgba(0,0,0,.15); }
.site-footer .footer { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.to-top { color: var(--ink-100); text-decoration: none; opacity: .8; }
.to-top:hover { opacity: 1; }

/* Make anchors account for sticky header */
section:target { scroll-margin-top: 80px; }