/*
Theme Name:   AIP
Theme URI:    https://www.herron4sema.com/AIP/
Description:  Automotive Intelligence Platform site theme. A direct port of the static AIP site (Home + About AIP).
Author:       AIP
Version:      1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain:  aip
*/

:root{
  --navy:#0f2b52; --blue:#307ee2; --ink:#1a2433; --body:#2d3a4c; --muted:#5b6b80;
  --bg:#f3f5f8; --card:#ffffff; --line:#d6dde8; --hero-text:#d6e2f2; --kicker:#8fc1ff;
  --display:'Manrope',system-ui,sans-serif; --text:'IBM Plex Sans',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--text);line-height:1.5}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--blue)}
img{max-width:100%;height:auto}
.wrap{max-width:1136px;margin:0 auto;padding:0 24px}

/* header */
.site-header{background:#fff;border-bottom:1px solid #dfe4ec}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:18px;padding-bottom:18px}
.site-header .logo img{height:44px;width:auto;display:block}
.nav{display:flex;align-items:center;gap:28px;font-size:15px;font-weight:500}
.nav a{color:var(--ink)}
.nav a.active{color:var(--blue);font-weight:600}
.nav .btn{color:#fff;background:var(--navy);padding:12px 22px;border-radius:8px;font-weight:600}
.nav .btn:hover{background:var(--blue);color:#fff}

/* hero */
.hero{background:var(--navy);color:#fff;padding:72px 0 64px}
.kicker{font-family:var(--display);font-size:13px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--kicker);margin:0 0 18px}
.hero h1{margin:0 0 20px;max-width:900px;font-family:var(--display);font-size:clamp(34px,4.2vw,54px);line-height:1.08;font-weight:800;letter-spacing:-.01em}
.hero p{margin:0 0 14px;max-width:860px;font-size:19px;line-height:1.55;color:var(--hero-text)}

/* sections */
.section{padding:56px 0 0}
.section h2{margin:0 0 18px;font-family:var(--display);font-size:26px;font-weight:700;color:var(--navy)}
.lede{font-size:16px;line-height:1.6;color:var(--body);max-width:1000px;margin:0 0 20px}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap}
.section-head .note{font-size:15px;color:var(--muted);margin-bottom:18px}

/* cards & grids */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:26px 28px}
.card p{margin:0;font-size:16px;line-height:1.6;color:var(--body)}

/* brand buttons */
.brand{display:flex;flex-direction:column;justify-content:space-between;gap:18px;min-height:176px;padding:28px 30px;background:var(--card);border:1px solid var(--line);border-radius:14px;transition:border-color .15s,box-shadow .15s}
.brand:hover{border-color:var(--blue);box-shadow:0 6px 24px rgba(15,43,82,.08)}
.brand img{height:40px;width:auto;align-self:flex-start}
.brand .lockup{display:flex;align-items:center;gap:10px;align-self:flex-start}
.brand .lockup span{font-family:var(--display);font-size:18px;font-weight:700;color:var(--navy)}
.brand .desc{font-size:16px;line-height:1.5;color:var(--body)}
.brand .cta{display:flex;align-items:center;gap:8px;font-family:var(--display);font-size:16px;font-weight:700;color:var(--blue)}

/* what AIP means */
.meaning .card{padding:24px 28px}
.meaning .letters{font-family:var(--display);font-size:22px;font-weight:800;color:var(--blue);margin-bottom:8px}
.meaning .card p{font-size:16px}
.meaning .closing{margin-top:20px}

/* timeline */
.timeline{display:flex;flex-direction:column;margin-top:8px}
.tl-row{display:grid;grid-template-columns:130px 24px minmax(0,1fr) minmax(0,1fr);column-gap:18px;align-items:start}
.tl-year{font-family:var(--display);font-size:20px;font-weight:800;color:var(--navy);padding-top:2px}
.tl-year.next{color:var(--blue)}
.tl-spine{display:flex;flex-direction:column;align-items:center;height:100%}
.tl-spine .dot{width:14px;height:14px;border-radius:7px;background:var(--blue);margin-top:8px;flex-shrink:0}
.tl-spine .dot.end{background:var(--navy)}
.tl-spine .line{width:2px;flex-grow:1;background:#c9d3e2}
.tl-cell{padding:0 0 26px;font-size:15px;line-height:1.55;color:var(--body)}
.tl-cell strong{font-weight:600;color:var(--navy)}
.tl-cell strong.aip{color:var(--blue)}
.tl-row.last .tl-cell{padding-bottom:0}

/* company wall */
.company{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-height:170px;padding:18px;background:var(--card);border:1px solid var(--line);border-radius:12px;text-align:center}
.company img{width:auto;max-width:220px;object-fit:contain}
.company .year{font-family:var(--display);font-size:12px;font-weight:700;color:var(--blue)}
.company .desc{font-size:12px;line-height:1.4;color:var(--muted)}

/* leadership */
.leader{display:flex;flex-direction:column;gap:12px;padding:26px 24px;background:var(--card);border:1px solid var(--line);border-radius:14px}
.leader img{width:132px;height:132px;border-radius:66px;object-fit:cover}
.leader .name{font-family:var(--display);font-size:18px;font-weight:700;color:var(--navy)}
.leader .role{font-size:13px;font-weight:600;color:var(--blue)}
.leader p{margin:0;font-size:14px;line-height:1.5;color:var(--body)}

/* what we do */
.step{display:flex;flex-direction:column;gap:12px;padding:24px;background:var(--card);border:1px solid var(--line);border-radius:14px}
.step .icon{width:40px;height:40px;border-radius:10px;background:#e6f0fc;display:flex;align-items:center;justify-content:center}
.step .title{font-family:var(--display);font-size:17px;font-weight:700;color:var(--navy)}
.step p{margin:0;font-size:14px;line-height:1.55;color:var(--body)}
.mission{margin-top:24px;padding:24px 28px;background:var(--navy);border-radius:14px;font-size:16px;line-height:1.6;color:var(--hero-text)}
.mission strong{font-family:var(--display);font-weight:700;color:#fff}

/* back row */
.back-row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:44px 0 48px}
.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:14px 24px;background:var(--blue);color:#fff;border-radius:8px;font-family:var(--display);font-size:16px;font-weight:700}
.btn-primary:hover{background:var(--navy);color:#fff}
.back-row .where{font-size:14px;color:var(--muted)}

/* footer */
.site-footer{background:#fff;border-top:1px solid #dfe4ec;font-size:13px;color:var(--muted);margin-top:40px}
.site-footer .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;padding-bottom:22px}
.site-footer a{color:var(--muted)}
.site-footer .links{display:flex;gap:24px}

/* home: Opus IVS multi-link card (was inline in index.html) */
.brand-multi{cursor:default}
.brand-multi .cta-row{display:flex;flex-wrap:wrap;gap:8px 22px}
.brand-multi .cta{color:#307ee2}
.brand-multi .cta:hover{color:#0f2b52}

/* about: video cards (was inline in about.html) */
.video{display:flex;flex-direction:column;gap:10px;padding:20px 22px;background:#fff;border:1px solid #d6dde8;border-radius:12px;color:#1a2433;transition:border-color .15s,box-shadow .15s}
.video:hover{border-color:#307ee2;box-shadow:0 6px 24px rgba(15,43,82,.08);color:#1a2433}
.video .play{width:34px;height:34px;border-radius:17px;background:#e6f0fc;display:flex;align-items:center;justify-content:center}
.video .vtitle{font-family:'Manrope',system-ui,sans-serif;font-size:16px;font-weight:700;color:#0f2b52}
.video .vdesc{font-size:13px;line-height:1.5;color:#5b6b80}

/* generic WordPress pages (Privacy, Terms, etc.) */
.entry-content{font-size:16px;line-height:1.6;color:var(--body);max-width:1000px}
.entry-content h2,.entry-content h3{font-family:var(--display);color:var(--navy)}
.entry-content a{color:var(--blue);text-decoration:underline}
.entry-content a:hover{color:var(--navy)}
.screen-reader-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}

/* responsive */
@media (max-width:980px){
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tl-row{grid-template-columns:90px 24px minmax(0,1fr)}
  .tl-row .tl-cell.aip-cell{grid-column:3}
}
@media (max-width:640px){
  .site-header .wrap{flex-direction:column;align-items:flex-start}
  .nav{flex-wrap:wrap;gap:16px}
  .hero{padding:48px 0 40px}
  .hero p{font-size:17px}
  .grid-2,.grid-4{grid-template-columns:1fr}
  .tl-row{grid-template-columns:70px 20px minmax(0,1fr)}
  .tl-year{font-size:16px}
  .section{padding-top:40px}
}