/* Nasahsirah Tech, LLC: clean corporate (white and navy). */
:root {
  --navy: #0f2747;
  --navy-2: #1b3a66;
  --accent: #2f6fdf;
  --ink: #1d2433;
  --muted: #5b6475;
  --line: #e3e7ee;
  --soft: #f4f6fa;
  --white: #ffffff;
  --radius: 12px;
  --max: 1080px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); }
a:hover { color: var(--navy-2); }
h1, h2, h3 { color: var(--navy); line-height: 1.25; margin: 0 0 0.5em; }
h1 { font-size: clamp(1.9rem, 4vw, 2.8rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { background: var(--white); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 68px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--navy); font-weight: 700; font-size: 1.1rem; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 8px; background: var(--navy); color: var(--white);
  display: grid; place-items: center; font-weight: 800; font-size: 0.95rem; letter-spacing: 0.02em;
}
.brand small { display: block; font-weight: 500; color: var(--muted); font-size: 0.75rem; letter-spacing: 0.04em; }
.nav { display: flex; gap: 22px; flex-wrap: wrap; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 500; font-size: 0.97rem; padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--navy); border-bottom-color: var(--accent); }

@media (max-width: 680px) {
  .site-header { position: static; }
  .site-header .wrap { flex-direction: column; align-items: flex-start; padding-top: 12px; padding-bottom: 10px; }
  .nav { gap: 16px; }
}

/* Hero */
.hero { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%); color: var(--white); padding: 84px 0 76px; }
.hero h1 { color: var(--white); max-width: 18ch; }
.hero p.lead { color: #d6e0f0; font-size: 1.2rem; max-width: 46ch; }
.hero .eyebrow { color: #9fbbe8; text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.8rem; font-weight: 700; margin-bottom: 14px; }

.btn {
  display: inline-block; padding: 12px 22px; border-radius: 8px; font-weight: 600; text-decoration: none;
  background: var(--accent); color: var(--white); border: 2px solid var(--accent); cursor: pointer; font-size: 1rem;
}
.btn:hover { background: #255bbb; border-color: #255bbb; color: var(--white); }
.btn.ghost { background: transparent; border-color: rgba(255,255,255,0.6); color: var(--white); }
.btn.ghost:hover { background: rgba(255,255,255,0.1); }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }

/* Sections */
section { padding: 72px 0; }
section.soft { background: var(--soft); }
.section-intro { max-width: 60ch; color: var(--muted); margin-bottom: 36px; }

.grid { display: grid; gap: 24px; }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); align-items: center; gap: 48px; }

.card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.card p { color: var(--muted); margin: 0; }
.card .icon {
  width: 42px; height: 42px; border-radius: 10px; background: #e8effc; color: var(--accent);
  display: grid; place-items: center; font-size: 1.3rem; margin-bottom: 14px;
}

/* Product feature */
.product { display: flex; gap: 28px; align-items: center; }
.product img.app-icon { width: 132px; height: 132px; border-radius: 28px; box-shadow: 0 10px 30px rgba(15,39,71,0.18); flex: none; }
@media (max-width: 560px) { .product { flex-direction: column; align-items: flex-start; } }

.badge { display: inline-block; background: #e8effc; color: var(--navy-2); font-weight: 600; font-size: 0.8rem; padding: 4px 10px; border-radius: 999px; margin-bottom: 10px; }

.checks { list-style: none; padding: 0; margin: 0; }
.checks li { padding: 8px 0 8px 30px; position: relative; border-bottom: 1px solid var(--line); }
.checks li:last-child { border-bottom: 0; }
.checks li::before { content: "\2713"; position: absolute; left: 4px; color: var(--accent); font-weight: 700; }

.store-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }
.store {
  display: inline-flex; flex-direction: column; justify-content: center; min-width: 170px; padding: 10px 18px;
  border-radius: 10px; background: var(--ink); color: var(--white); text-decoration: none; line-height: 1.25;
}
.store small { font-size: 0.72rem; opacity: 0.8; }
.store b { font-size: 1.05rem; }
.store.soon { background: #9aa3b2; cursor: default; }

.shots { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 18px; }
.shots img { border-radius: 18px; border: 1px solid var(--line); box-shadow: 0 8px 22px rgba(15,39,71,0.10); }

/* Legal / long text */
.doc { max-width: 780px; padding: 56px 20px 72px; margin: 0 auto; }
.doc .meta { color: var(--muted); margin-bottom: 28px; }
.doc h2 { font-size: 1.3rem; margin-top: 2em; }
.doc table { border-collapse: collapse; width: 100%; margin: 0 0 1em; font-size: 0.97rem; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); }
.doc th { color: var(--navy); }

/* FAQ */
details { border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; margin-bottom: 12px; background: var(--white); }
details summary { cursor: pointer; font-weight: 600; color: var(--navy); }
details p { margin: 10px 0 0; color: var(--muted); }

/* Form */
form.contact { display: grid; gap: 16px; }
form.contact label { font-weight: 600; color: var(--navy); font-size: 0.95rem; display: block; margin-bottom: 6px; }
form.contact input, form.contact select, form.contact textarea {
  width: 100%; padding: 12px 14px; border: 1px solid #cfd6e2; border-radius: 8px; font: inherit; color: var(--ink); background: var(--white);
}
form.contact input:focus, form.contact select:focus, form.contact textarea:focus { outline: 2px solid #b9cdf3; border-color: var(--accent); }
form.contact textarea { min-height: 150px; resize: vertical; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.notice { padding: 14px 16px; border-radius: 8px; margin-bottom: 18px; display: none; }
.notice.ok { background: #e7f6ec; color: #1c5b33; border: 1px solid #bfe3cb; }
.notice.err { background: #fdecec; color: #7a1f1f; border: 1px solid #f3c4c4; }
.notice.show { display: block; }

/* Footer */
.site-footer { background: var(--navy); color: #c4d0e4; padding: 40px 0; font-size: 0.93rem; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.site-footer a { color: #e3ebf7; text-decoration: none; margin-right: 18px; }
.site-footer a:hover { text-decoration: underline; color: var(--white); }
.site-footer .legal { color: #93a5c4; margin-top: 8px; }