/* ============================================================
   style-home.css — sports-analy.com 首頁+門面頁獨立樣式
   命名空間：sa-*  ｜  不 import style-layout.css
   對照參考站：catapult.com（深色科技風／菱形網格動畫／橘紅重點色）
   ============================================================ */

.sa-root {
  --sa-bg:        #05070c;
  --sa-bg-2:      #0b0f1a;
  --sa-panel:     #0f1420;
  --sa-line:      rgba(255,255,255,.08);
  --sa-text:      #f4f6fb;
  --sa-text-dim:  rgba(244,246,251,.62);
  --sa-accent:    #ff5a2b;
  --sa-accent-2:  #ff7e52;
  --sa-blue:      #1c3a5e;
  font-family: var(--font-body);
}

.sa-root a { color: inherit; }

/* ── Header ─────────────────────────────────────────────── */
.sa-header {
  position: sticky; top: 0; z-index: 50;
  background: #060810;
  border-bottom: 1px solid var(--sa-line);
}
.sa-header-inner {
  max-width: 1180px; margin: 0 auto; padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.sa-logo { font-family: var(--font-heading); font-weight: 900; font-size: 20px; letter-spacing: .02em; color: var(--sa-text); }
.sa-logo span { color: var(--sa-accent); }
.sa-nav { display: flex; gap: 28px; }
.sa-nav a {
  font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--sa-text-dim); transition: color .2s;
}
.sa-nav a:hover, .sa-nav a.active { color: var(--sa-text); }
.sa-header-cta {
  background: var(--sa-accent); color: #fff; font-weight: 800; font-size: 13px;
  letter-spacing: .04em; text-transform: uppercase;
  padding: 10px 20px; border-radius: 4px; white-space: nowrap; transition: background .2s;
}
.sa-header-cta:hover { background: var(--sa-accent-2); }

/* ── Hero ───────────────────────────────────────────────── */
.sa-hero {
  position: relative; overflow: hidden;
  background: radial-gradient(ellipse 120% 80% at 50% 0%, var(--sa-blue) 0%, var(--sa-bg) 62%);
  padding: 96px 24px 120px;
  text-align: center;
}
.sa-hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(30deg, transparent 48%, rgba(255,90,43,.10) 49%, rgba(255,90,43,.10) 51%, transparent 52%),
    linear-gradient(-30deg, transparent 48%, rgba(28,58,94,.35) 49%, rgba(28,58,94,.35) 51%, transparent 52%);
  background-size: 90px 52px;
  opacity: .5;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.9), transparent 85%);
  pointer-events: none;
}
.sa-hero-inner { position: relative; max-width: 820px; margin: 0 auto; }
.sa-hero-eyebrow {
  display: inline-block; font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase;
  color: var(--sa-accent-2); margin-bottom: 20px;
}
.sa-hero h1 {
  font-family: 'Noto Serif TC', var(--font-heading); font-weight: 900; text-transform: uppercase;
  font-size: clamp(32px, 5.4vw, 58px); line-height: 1.08; letter-spacing: .01em;
  color: var(--sa-text); margin-bottom: 22px;
}
.sa-hero h1 em { font-style: normal; color: var(--sa-accent); }
.sa-hero p { font-size: 17px; line-height: 1.75; color: var(--sa-text-dim); max-width: 620px; margin: 0 auto 36px; }
.sa-hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.sa-btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 800; letter-spacing: .05em; text-transform: uppercase;
  padding: 14px 30px; border-radius: 4px; transition: all .2s;
}
.sa-btn-primary { background: var(--sa-accent); color: #fff; }
.sa-btn-primary:hover { background: var(--sa-accent-2); transform: translateY(-1px); }
.sa-btn-outline { border: 1px solid rgba(255,255,255,.28); color: var(--sa-text); }
.sa-btn-outline:hover { border-color: #fff; background: rgba(255,255,255,.06); }

/* ── Solutions (3 cards) ────────────────────────────────── */
.sa-section { padding: 88px 24px; }
.sa-section-inner { max-width: 1180px; margin: 0 auto; }
.sa-section-head { text-align: center; max-width: 640px; margin: 0 auto 52px; }
.sa-eyebrow { font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--sa-accent); margin-bottom: 12px; display: block; }
.sa-section-head h2 {
  font-family: var(--font-heading); font-weight: 900; text-transform: uppercase;
  font-size: clamp(24px, 3.4vw, 36px); color: var(--sa-text); letter-spacing: .01em;
}
.sa-section-head p { color: var(--sa-text-dim); font-size: 15px; margin-top: 14px; line-height: 1.7; }

.sa-solutions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.sa-solution-card {
  background: var(--sa-panel); border: 1px solid var(--sa-line); border-radius: 8px;
  padding: 32px 28px; transition: border-color .2s, transform .2s;
}
.sa-solution-card:hover { border-color: rgba(255,90,43,.5); transform: translateY(-3px); }
.sa-solution-num { font-family: var(--font-heading); font-size: 13px; font-weight: 800; color: var(--sa-accent); letter-spacing: .1em; margin-bottom: 18px; }
.sa-solution-card h3 { font-size: 19px; font-weight: 800; color: var(--sa-text); margin-bottom: 12px; }
.sa-solution-card p { font-size: 14px; line-height: 1.75; color: var(--sa-text-dim); }

/* ── Stats band ─────────────────────────────────────────── */
.sa-stats { background: var(--sa-bg-2); border-top: 1px solid var(--sa-line); border-bottom: 1px solid var(--sa-line); }
.sa-stats-inner {
  max-width: 1180px; margin: 0 auto; padding: 64px 24px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center;
}
.sa-stat-num { font-family: var(--font-heading); font-weight: 900; font-size: clamp(30px, 4vw, 46px); color: var(--sa-accent); line-height: 1; }
.sa-stat-label { font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--sa-text-dim); margin-top: 10px; }

/* ── Category pills ─────────────────────────────────────── */
.sa-pills { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.sa-pill {
  font-size: 13px; font-weight: 700; letter-spacing: .03em;
  padding: 10px 22px; border-radius: 999px; border: 1px solid var(--sa-line);
  color: var(--sa-text-dim); transition: all .2s;
}
.sa-pill:hover { border-color: var(--sa-accent); color: var(--sa-text); }

/* ── Article grid ───────────────────────────────────────── */
.sa-articles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.sa-article-card { background: var(--sa-panel); border: 1px solid var(--sa-line); border-radius: 8px; overflow: hidden; transition: border-color .2s, transform .2s; }
.sa-article-card:hover { border-color: rgba(255,90,43,.5); transform: translateY(-3px); }
.sa-article-cat { display: block; font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--sa-accent-2); padding: 20px 20px 0; }
.sa-article-card h3 { font-size: 16px; font-weight: 700; color: var(--sa-text); padding: 10px 20px 0; line-height: 1.5; }
.sa-article-desc { font-size: 13px; color: var(--sa-text-dim); padding: 10px 20px 0; line-height: 1.65; }
.sa-article-foot { display: flex; justify-content: space-between; align-items: center; padding: 18px 20px 20px; font-size: 12px; color: var(--sa-text-dim); }
.sa-article-foot span:last-child { color: var(--sa-accent-2); font-weight: 700; }

/* ── FAQ ─────────────────────────────────────────────────── */
.sa-faq { max-width: 800px; margin: 0 auto; }
.sa-faq-item { border-bottom: 1px solid var(--sa-line); padding: 22px 0; }
.sa-faq-q { font-size: 15px; font-weight: 800; color: var(--sa-text); margin-bottom: 10px; }
.sa-faq-a { font-size: 14px; line-height: 1.8; color: var(--sa-text-dim); }

/* ── CTA band ───────────────────────────────────────────── */
.sa-cta-band {
  background: linear-gradient(120deg, var(--sa-blue), #0b1220 70%);
  border-top: 1px solid var(--sa-line);
  padding: 72px 24px; text-align: center;
}
.sa-cta-band h2 { font-family: var(--font-heading); font-weight: 900; text-transform: uppercase; font-size: clamp(24px,3.6vw,38px); color: var(--sa-text); margin-bottom: 14px; }
.sa-cta-band p { color: var(--sa-text-dim); font-size: 15px; margin-bottom: 30px; }

/* ── Sidebar / rank list (used on home) ────────────────────*/
.sa-home-layout { max-width: 1180px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 2fr 1fr; gap: 40px; }
.sa-rank-list { list-style: none; }
.sa-rank-item { display: flex; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--sa-line); font-size: 13px; }
.sa-rank-num { font-family: var(--font-heading); font-weight: 900; color: var(--sa-accent); min-width: 20px; }
.sa-rank-link { color: var(--sa-text-dim); line-height: 1.5; }
.sa-side-widget { background: var(--sa-panel); border: 1px solid var(--sa-line); border-radius: 8px; padding: 24px; margin-bottom: 24px; }
.sa-side-title { font-family: var(--font-heading); font-weight: 800; text-transform: uppercase; font-size: 14px; letter-spacing: .05em; color: var(--sa-text); margin-bottom: 16px; }

/* ── Footer ─────────────────────────────────────────────── */
.sa-footer { background: #050710; border-top: 1px solid var(--sa-line); padding: 60px 24px 28px; }
.sa-footer-inner { max-width: 1180px; margin: 0 auto; }
.sa-footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
.sa-footer-logo { font-family: var(--font-heading); font-weight: 900; font-size: 18px; color: var(--sa-text); margin-bottom: 14px; }
.sa-footer-tagline { font-size: 13px; line-height: 1.7; color: var(--sa-text-dim); max-width: 320px; }
.sa-footer-col-title { font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--sa-text); margin-bottom: 16px; }
.sa-footer-link { display: block; font-size: 13px; color: var(--sa-text-dim); margin-bottom: 10px; transition: color .2s; }
.sa-footer-link:hover { color: var(--sa-text); }
.sa-footer-bottom { border-top: 1px solid var(--sa-line); padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: 12px; color: var(--sa-text-dim); }

/* ── Page hero (about/legal) ────────────────────────────── */
.sa-page-hero { padding: 64px 24px 48px; text-align: center; background: var(--sa-bg-2); border-bottom: 1px solid var(--sa-line); }
.sa-page-hero h1 { font-family: var(--font-heading); font-weight: 900; text-transform: uppercase; font-size: clamp(26px,4vw,40px); color: var(--sa-text); }
.sa-page-hero p { color: var(--sa-accent-2); font-size: 14px; font-weight: 700; letter-spacing: .04em; margin-top: 10px; }
.sa-avatar { width: 116px; height: 116px; border-radius: 50%; border: 3px solid var(--sa-accent); object-fit: cover; margin: 0 auto 20px; display: block; }

.sa-legal { max-width: 720px; margin: 0 auto; padding: 56px 24px; color: var(--sa-text); }
.sa-legal h1 { font-family: var(--font-heading); font-weight: 900; font-size: clamp(24px,4vw,34px); margin-bottom: 10px; }
.sa-legal .sa-updated { font-size: 13px; color: var(--sa-text-dim); margin-bottom: 36px; }
.sa-legal h2 { font-size: 18px; font-weight: 800; margin-top: 34px; margin-bottom: 12px; color: var(--sa-text); }
.sa-legal p, .sa-legal li { font-size: 14.5px; line-height: 1.85; color: var(--sa-text-dim); margin-bottom: 14px; }
.sa-legal ul { padding-left: 20px; }
.sa-legal a { color: var(--sa-accent-2); }
.sa-breadcrumb { font-size: 13px; color: var(--sa-text-dim); margin-bottom: 20px; }
.sa-breadcrumb a { color: var(--sa-text-dim); }
.sa-breadcrumb span { margin: 0 6px; }

/* ── Body bg (dark theme applies whole document) ────────── */
body.sa-body { background: var(--sa-bg, #05070c); }

@media (max-width: 860px) {
  .sa-solutions, .sa-articles { grid-template-columns: 1fr; }
  .sa-stats-inner { grid-template-columns: repeat(2, 1fr); }
  .sa-footer-grid { grid-template-columns: 1fr 1fr; }
  .sa-home-layout { grid-template-columns: 1fr; }
  .sa-nav { display: none; }
}