/*
Theme Name: SEISEIAI News
Theme URI: https://seiseiai.news/
Author: SEISEIAI.NEWS
Description: Minimal WordPress theme for SEISEIAI.NEWS AI app directory. Requires SEISEIAI Core plugin.
Version: 1.0.0
Text Domain: seiseiai-news
*/

:root{
  --bg:#0d0f16;
  --panel:#151824;
  --panel-2:#1c2030;
  --text:#f7f7f4;
  --muted:#aeb4c4;
  --line:rgba(255,255,255,.12);
  --accent:#c8ff3d;
  --accent-2:#77dbff;
  --danger:#ff8f9c;
  --radius:22px;
  --shadow:0 18px 60px rgba(0,0,0,.28);
  --max:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(circle at top right, rgba(200,255,61,.12), transparent 34rem),
    radial-gradient(circle at bottom left, rgba(119,219,255,.10), transparent 32rem),
    var(--bg);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  line-height:1.75;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}

.site-header{
  position:sticky;
  top:0;
  z-index:20;
  backdrop-filter:blur(16px);
  background:rgba(13,15,22,.82);
  border-bottom:1px solid var(--line);
}
.header-inner{
  width:min(var(--max), calc(100% - 32px));
  margin:0 auto;
  min-height:74px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.site-logo{
  display:flex;
  flex-direction:column;
  gap:2px;
  font-weight:800;
  letter-spacing:.06em;
}
.site-logo span{color:var(--accent);font-size:12px;letter-spacing:.16em}
.site-nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.site-nav a{
  padding:9px 12px;
  border-radius:999px;
  color:var(--muted);
  font-weight:700;
  font-size:14px;
}
.site-nav a:hover{background:rgba(255,255,255,.07);color:var(--text)}

.wrap{width:min(var(--max), calc(100% - 32px));margin:0 auto}
.section{padding:64px 0}
.hero{padding:84px 0 54px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.eyebrow{color:var(--accent);font-weight:800;letter-spacing:.14em;font-size:13px;text-transform:uppercase}
h1,.h1{font-size:clamp(36px,6vw,72px);line-height:1.05;margin:14px 0 20px;letter-spacing:-.04em}
h2{font-size:clamp(28px,4vw,44px);line-height:1.14;margin:0 0 20px;letter-spacing:-.035em}
h3{font-size:22px;line-height:1.32;margin:0 0 10px}
p{margin:0 0 1em}.lead{font-size:18px;color:var(--muted);max-width:720px}
.hero-card{
  background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(255,255,255,.02));
  border:1px solid var(--line);
  border-radius:32px;
  padding:28px;
  box-shadow:var(--shadow);
}
.hero-card strong{font-size:54px;line-height:1;color:var(--accent)}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:24px}
.stat{padding:18px;border-radius:18px;background:rgba(255,255,255,.05);border:1px solid var(--line)}
.stat b{font-size:26px;color:var(--accent);display:block;line-height:1.1}.stat span{color:var(--muted);font-size:13px}

.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 18px;border-radius:999px;
  font-weight:800;border:1px solid var(--line);
  background:rgba(255,255,255,.06);color:var(--text);
}
.btn-primary{background:var(--accent);color:#10130d;border-color:transparent}
.btn:hover{transform:translateY(-1px)}

.category-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:26px}
.category-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px;
  min-height:150px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
}
.category-card:hover{border-color:rgba(200,255,61,.5);transform:translateY(-2px)}
.category-card small{color:var(--muted)}
.category-card b{font-size:18px;line-height:1.35}

.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:26px}
.app-card{
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(180deg,var(--panel),var(--panel-2));
  box-shadow:0 10px 32px rgba(0,0,0,.18);
}
.app-card:hover{transform:translateY(-3px);border-color:rgba(200,255,61,.45)}
.app-cover{aspect-ratio:1200/774;background:#111;object-fit:cover;width:100%}
.app-body{padding:18px}
.app-title{font-size:20px;font-weight:850;line-height:1.35;margin:0 0 8px}
.app-excerpt{color:var(--muted);font-size:14px;margin:0 0 14px}
.meta-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:0 0 10px}
.pill{display:inline-flex;align-items:center;border-radius:999px;border:1px solid var(--line);padding:4px 9px;color:var(--muted);font-size:12px;font-weight:700}
.pill-accent{color:#0e1209;background:var(--accent);border-color:transparent}.pill-danger{color:#17080b;background:var(--danger);border-color:transparent}

.page-head{padding:54px 0 20px;border-bottom:1px solid var(--line)}
.archive-layout{display:grid;grid-template-columns:250px 1fr;gap:28px;padding:38px 0 72px}
.sidebar{position:sticky;top:100px;align-self:start;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.sidebar h2{font-size:18px;margin-bottom:12px}
.sidebar a{display:flex;justify-content:space-between;padding:9px 0;color:var(--muted);border-bottom:1px solid rgba(255,255,255,.07)}
.sidebar a:last-child{border-bottom:0}.sidebar a:hover{color:var(--text)}

.single-head{padding:52px 0 36px}
.single-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:34px;align-items:start}
.single-cover{border-radius:28px;border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden;background:#111}
.single-panel{background:rgba(255,255,255,.045);border:1px solid var(--line);border-radius:28px;padding:26px}
.good-points{display:grid;gap:12px;margin:22px 0;padding:0;list-style:none}.good-points li{background:rgba(255,255,255,.055);border:1px solid var(--line);border-radius:16px;padding:13px 15px;color:var(--text)}
.content-box{padding:28px 0 72px}.content-box .entry-content{background:rgba(255,255,255,.035);border:1px solid var(--line);border-radius:28px;padding:28px}.entry-content h2{font-size:26px;margin-top:20px}.entry-content h2:first-child{margin-top:0}.entry-content a{text-decoration:underline;color:var(--accent)}

.site-footer{border-top:1px solid var(--line);padding:36px 0;color:var(--muted);background:rgba(0,0,0,.14)}
.pagination{margin-top:32px;display:flex;gap:10px;flex-wrap:wrap}.pagination .page-numbers{padding:8px 12px;border:1px solid var(--line);border-radius:10px;color:var(--muted)}.pagination .current{background:var(--accent);color:#10130d;border-color:transparent;font-weight:800}
.notice{background:rgba(255,143,156,.12);border:1px solid rgba(255,143,156,.35);border-radius:18px;padding:14px 16px;color:#ffd6dc;margin:16px 0}
.empty{padding:32px;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted)}

@media (max-width:980px){
  .hero-grid,.single-grid,.archive-layout{grid-template-columns:1fr}
  .category-grid{grid-template-columns:repeat(2,1fr)}
  .app-grid{grid-template-columns:repeat(2,1fr)}
  .sidebar{position:static}
}
@media (max-width:640px){
  .header-inner{min-height:auto;padding:14px 0;align-items:flex-start;flex-direction:column}
  .site-nav{gap:6px}.site-nav a{padding:6px 8px;font-size:13px}
  .hero{padding:48px 0 34px}.section{padding:44px 0}
  .category-grid,.app-grid,.stats{grid-template-columns:1fr}
  .single-panel,.content-box .entry-content{padding:20px;border-radius:22px}
}
/* =========================
   ファーストビュー動画・画像
========================= */

.hero-side {
  display: grid;
  gap: 18px;
}

.hero-media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: linear-gradient(145deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
  box-shadow: var(--shadow);
}

.hero-media video,
.hero-media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  height: auto;
  display: block;
  object-fit: cover;
}

@media (max-width: 980px) {
  .hero-side {
    order: -1;
  }
}

@media (max-width: 640px) {
  .hero-media {
    border-radius: 24px;
  }

  .hero-media video,
  .hero-media img {
    aspect-ratio: 4 / 5;
  }
}
/* =========================
   PC版：ファーストビュー動画を縦長に調整
========================= */
@media screen and (min-width: 981px) {
  .hero-side {
    width: min(100%, 430px);
    justify-self: center;
  }

  .hero-media {
    max-width: 430px;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-media video,
  .hero-media img {
    aspect-ratio: 4 / 5;
    width: 100%;
    height: auto;
    object-fit: cover;
    object-position: center;
  }
}