/* Real AI Video — realaivideo.com */
:root {
  --navy: #0F2A43;
  --navy-deep: #081A2D;
  --cyan: #1AA7C4;
  --cyan-bright: #2BD4F5;
  --ink: #15202B;
  --muted: #5A6B7B;
  --bg: #FFFFFF;
  --bg-soft: #F2F8FA;
  --border: #DCE7EC;
  --radius: 14px;
  --maxw: 1120px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.6; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* Header */
header.site { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
header.site .container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.12rem; color: var(--navy); text-decoration: none; letter-spacing: .02em; }
.logo .mark { width: 34px; height: 34px; border-radius: 9px; background: var(--navy); display: grid; place-items: center; }
.logo .mark svg { width: 18px; height: 18px; }
.logo em { font-style: normal; color: var(--cyan); }
nav.main { display: flex; gap: 26px; align-items: center; }
nav.main a { color: var(--ink); text-decoration: none; font-size: .95rem; font-weight: 500; }
nav.main a:hover { color: var(--cyan); }
.btn { display: inline-block; padding: 12px 22px; border-radius: 10px; font-weight: 700; text-decoration: none; font-size: .95rem; transition: transform .15s ease, box-shadow .15s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--cyan); color: #fff; box-shadow: 0 4px 14px rgba(26,167,196,.35); }
.btn-ghost { border: 2px solid var(--navy); color: var(--navy); }
.btn-light { background: #fff; color: var(--navy); }

/* Hero */
.hero { background: linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 55%, #123A5C 100%); color: #fff; padding: 96px 0 80px; }
.hero .kicker { color: var(--cyan-bright); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; font-size: .8rem; }
.hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); line-height: 1.12; margin: 18px 0; font-weight: 800; max-width: 18ch; }
.hero h1 .hl { color: var(--cyan-bright); }
.hero p.lead { font-size: 1.18rem; color: #C9DCE8; max-width: 56ch; margin-bottom: 32px; }
.hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.hero .proof { margin-top: 42px; display: flex; gap: 36px; flex-wrap: wrap; }
.hero .proof div strong { display: block; font-size: 1.6rem; color: var(--cyan-bright); }
.hero .proof div span { font-size: .88rem; color: #9FB8C9; }

/* Sections */
section.block { padding: 78px 0; }
section.alt { background: var(--bg-soft); }
.kicker { color: var(--cyan); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; font-size: .8rem; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--navy); line-height: 1.2; margin: 10px 0 16px; }
.sub { color: var(--muted); max-width: 64ch; font-size: 1.05rem; }
.answer { border-left: 4px solid var(--cyan); background: var(--bg-soft); padding: 16px 20px; border-radius: 0 var(--radius) var(--radius) 0; margin: 18px 0 26px; font-size: 1.05rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 38px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; margin-top: 38px; }
.card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.card h3 { color: var(--navy); margin-bottom: 8px; font-size: 1.15rem; }
.card p { color: var(--muted); font-size: .96rem; }
.card .price { font-size: 2rem; font-weight: 800; color: var(--navy); margin: 12px 0 2px; }
.card .per { color: var(--muted); font-size: .85rem; margin-bottom: 14px; }
.card ul { list-style: none; margin: 14px 0 20px; }
.card ul li { padding-left: 26px; position: relative; margin-bottom: 9px; color: var(--ink); font-size: .94rem; }
.card ul li::before { content: "✓"; position: absolute; left: 0; color: var(--cyan); font-weight: 800; }
.card.featured { border: 2px solid var(--cyan); position: relative; box-shadow: 0 10px 30px rgba(26,167,196,.14); }
.card.featured .tag { position: absolute; top: -13px; left: 24px; background: var(--cyan); color: #fff; font-size: .72rem; font-weight: 800; letter-spacing: .08em; padding: 4px 12px; border-radius: 99px; text-transform: uppercase; }
.icon { width: 46px; height: 46px; border-radius: 12px; background: var(--bg-soft); display: grid; place-items: center; margin-bottom: 16px; font-size: 1.3rem; }

/* Steps */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 38px; }
.step { counter-increment: step; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.step::before { content: "0" counter(step); font-weight: 800; color: var(--cyan); font-size: .95rem; }
.step h3 { font-size: 1.02rem; color: var(--navy); margin: 8px 0 6px; }
.step p { font-size: .9rem; color: var(--muted); }

/* Comparison table */
table.compare { width: 100%; border-collapse: collapse; margin-top: 34px; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: 0 1px 0 var(--border); }
table.compare th, table.compare td { padding: 15px 18px; text-align: left; border-bottom: 1px solid var(--border); font-size: .95rem; }
table.compare th { background: var(--navy); color: #fff; font-weight: 700; }
table.compare tr td:first-child { font-weight: 600; color: var(--navy); }
table.compare .win { color: var(--cyan); font-weight: 700; }

/* FAQ */
details.faq { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 20px 24px; margin-bottom: 12px; }
details.faq summary { font-weight: 700; color: var(--navy); cursor: pointer; font-size: 1.02rem; }
details.faq p { margin-top: 12px; color: var(--muted); }

/* Video grid */
.video-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 36px; }
.video-card { background: var(--navy-deep); border-radius: var(--radius); aspect-ratio: 16/9; display: grid; place-items: center; color: #9FB8C9; position: relative; overflow: hidden; }
.video-card .play { width: 56px; height: 56px; border-radius: 50%; background: rgba(43,212,245,.18); border: 2px solid var(--cyan-bright); display: grid; place-items: center; color: var(--cyan-bright); font-size: 1.2rem; }
.video-card figcaption { position: absolute; bottom: 0; left: 0; right: 0; padding: 12px 16px; background: linear-gradient(transparent, rgba(8,26,45,.92)); color: #fff; font-size: .88rem; font-weight: 600; pointer-events: none; }
.video-card video { width: 100%; height: 100%; object-fit: cover; display: block; }
.video-card.v916 { aspect-ratio: 9/16; grid-row: span 2; }

/* CTA band */
.cta-band { background: linear-gradient(135deg, var(--navy) 0%, #15486F 100%); color: #fff; border-radius: 20px; padding: 56px; text-align: center; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #C9DCE8; max-width: 52ch; margin: 0 auto 28px; }

/* Forms */
form.contact { display: grid; gap: 14px; max-width: 520px; }
form.contact input, form.contact select, form.contact textarea { padding: 13px 16px; border: 1.5px solid var(--border); border-radius: 10px; font: inherit; width: 100%; }
form.contact input:focus, form.contact textarea:focus { outline: 2px solid var(--cyan); border-color: transparent; }

/* Footer */
footer.site { background: var(--navy-deep); color: #9FB8C9; padding: 56px 0 32px; margin-top: 0; }
footer.site .cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 36px; }
footer.site h4 { color: #fff; font-size: .92rem; margin-bottom: 12px; }
footer.site a { color: #9FB8C9; text-decoration: none; display: block; margin-bottom: 8px; font-size: .9rem; }
footer.site a:hover { color: var(--cyan-bright); }
footer.site .legal { border-top: 1px solid #1B3A55; padding-top: 22px; font-size: .82rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* Blog */
article.post { max-width: 760px; margin: 0 auto; }
article.post h1 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); color: var(--navy); line-height: 1.18; margin-bottom: 14px; }
article.post .meta { color: var(--muted); font-size: .9rem; margin-bottom: 28px; }
article.post h2 { margin-top: 40px; }
article.post p { margin-bottom: 16px; }
article.post table { margin: 20px 0; }

/* Breadcrumbs */
.crumbs { font-size: .85rem; color: var(--muted); padding: 18px 0 0; }
.crumbs a { color: var(--cyan); text-decoration: none; }

@media (max-width: 860px) {
  .grid-3, .grid-2, .video-grid, .steps { grid-template-columns: 1fr; }
  footer.site .cols { grid-template-columns: 1fr 1fr; }
  nav.main { display: none; }
  .hero { padding: 64px 0 56px; }
}