/* ============================================================
   6063 Aluminum CNC Machining Guide — "Anodized Silver" theme
   Light engineering spec-sheet look: cool silver-white, ink graphite,
   anodized teal accent. Distinct from die-cast dark forge theme.
   ============================================================ */

/* Hide Kadence theme's default post-hero banner (breadcrumb + title + date).
   Our own .al-hero replaces it; scoped so other .entry-header blocks
   (related posts, lists) are untouched. */
.entry-hero.post-hero-section { display: none !important; }

:root{
  --al-page:#eef1f4;
  --al-paper:#ffffff;
  --al-ink:#1d252d;
  --al-ink-soft:#4b5963;
  --al-ink-mute:#6e7c87;
  --al-line:#dde3e8;
  --al-accent:#0e7490;        /* anodized teal */
  --al-accent-dark:#155e75;
  --al-accent-soft:#e0f2f5;
  --al-dark:#16202a;
  --al-dark-2:#0d141b;
  --al-warn-bg:#fff7ed;
  --al-warn-line:#fdba74;
  --al-warn-ink:#9a3412;
}
/* Scoped reset — only inside our page wrapper, never touches site header/footer */
.al-wrap, .al-wrap * { box-sizing:border-box; }
.al-wrap, .al-wrap * { margin:0; padding:0; }

/* Typography scoped to our sections — do not set global body/html */
.al-hero, .al-sec, .al-cta {
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--al-ink); line-height:1.65; font-size:16px;
  -webkit-font-smoothing:antialiased;
}
.al-hero { color:#e7edf2; }

/* Links only inside our blocks, never global <a> */
.al-hero a, .al-cta a, .al-crumb a, .al-note a, .al-lead a { color:var(--al-accent); text-decoration:none; }
.al-hero a:hover, .al-cta a:hover, .al-crumb a:hover, .al-note a:hover, .al-lead a:hover { text-decoration:underline; }

.al-wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.al-wrap-narrow{max-width:860px;margin:0 auto;padding:0 24px}

/* ---------- Hero (dark anodized panel) ---------- */
.al-hero{
  background:
    radial-gradient(1100px 420px at 78% -10%, rgba(14,116,144,.35), transparent 60%),
    linear-gradient(160deg,#1b2733 0%,#101821 60%,#0b1118 100%);
  color:#e7edf2;padding:64px 0 56px;
}
.al-crumb{font-size:13px;color:#8fa0ad;margin-bottom:28px}
.al-crumb a{color:#bcd0da}
.al-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.al-eyebrow{font-size:12.5px;letter-spacing:.18em;text-transform:uppercase;color:#5eead4;font-weight:700;margin-bottom:14px}
.al-title{font-size:40px;line-height:1.15;font-weight:800;color:#fff;letter-spacing:-.01em}
.al-title em{font-style:normal;color:#5eead4}
.al-sub{font-size:17px;color:#b8c4ce;margin-top:18px;max-width:56ch}
.al-hero-cta{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap}
.al-hero-art{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:28px}
.al-hero-art p{font-size:12.5px;color:#9fb0bc;margin-top:14px;text-align:center}

/* ---------- sections ---------- */
.al-sec{padding:60px 0}
.al-sec--alt{background:var(--al-paper);border-top:1px solid var(--al-line);border-bottom:1px solid var(--al-line)}
.al-eyebrow-dark{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--al-accent);font-weight:700;margin-bottom:10px}
h2.al-h{font-size:28px;line-height:1.25;font-weight:800;letter-spacing:-.01em;margin-bottom:14px}
.al-lead{font-size:16px;color:var(--al-ink-soft);max-width:72ch;margin-bottom:26px}
h3.al-h3{font-size:18px;font-weight:700;margin:26px 0 10px}
.al-note{font-size:13.5px;color:var(--al-ink-mute);margin-top:14px}
.al-cap{font-size:12.5px;color:var(--al-ink-mute);margin-top:10px}

/* ---------- tables ---------- */
.al-table{width:100%;border-collapse:collapse;background:var(--al-paper);border:1px solid var(--al-line);border-radius:10px;overflow:hidden;font-size:14.5px}
.al-table th{background:#1f2a35;color:#eef3f6;text-align:left;padding:12px 14px;font-weight:700;font-size:13.5px}
.al-table td{padding:11px 14px;border-top:1px solid var(--al-line);vertical-align:top}
.al-table tr:nth-child(even) td{background:#f7f9fa}
.al-table td:first-child{font-weight:600;color:var(--al-ink)}
.al-table .al-tag{display:inline-block;font-size:11.5px;font-weight:700;color:var(--al-accent-dark);background:var(--al-accent-soft);padding:2px 8px;border-radius:999px}

/* ---------- cards ---------- */
.al-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px}
.al-card{background:var(--al-paper);border:1px solid var(--al-line);border-radius:12px;padding:20px 22px}
.al-card h4{font-size:15.5px;font-weight:700;margin-bottom:8px;color:var(--al-accent-dark)}
.al-card p{font-size:14px;color:var(--al-ink-soft)}
.al-cards-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:22px}
.al-cards-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:22px}

/* ---------- highlight / warning callout ---------- */
.al-callout{background:var(--al-accent-soft);border-left:4px solid var(--al-accent);border-radius:8px;padding:16px 20px;margin:22px 0;font-size:15px}
.al-callout strong{color:var(--al-accent-dark)}
.al-warn{background:var(--al-warn-bg);border-left:4px solid var(--al-warn-line);border-radius:8px;padding:16px 20px;margin:22px 0;font-size:14.5px;color:var(--al-warn-ink)}

/* ---------- process flow chips ---------- */
.al-flow{display:flex;flex-wrap:wrap;align-items:stretch;gap:10px;margin-top:22px}
.al-flow-step{flex:1 1 130px;background:var(--al-paper);border:1px solid var(--al-line);border-top:3px solid var(--al-accent);border-radius:8px;padding:12px 14px}
.al-flow-step b{display:block;font-size:13.5px;color:var(--al-ink)}
.al-flow-step span{font-size:12px;color:var(--al-ink-mute)}
.al-flow-arrow{align-self:center;color:var(--al-accent);font-weight:800;font-size:16px}

/* ---------- checklist ---------- */
.al-check{list-style:none;margin-top:18px;display:grid;grid-template-columns:1fr 1fr;gap:10px 28px}
.al-check li{position:relative;padding-left:28px;font-size:14.5px;color:var(--al-ink-soft)}
.al-check li::before{content:"";position:absolute;left:0;top:5px;width:16px;height:16px;border:2px solid var(--al-accent);border-radius:4px;background:var(--al-paper)}

/* ---------- surface swatches ---------- */
.al-surf{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:22px}
.al-swatch{border-radius:10px;overflow:hidden;border:1px solid var(--al-line)}
.al-swatch .sw{height:110px}
.al-swatch .sw-a{background:linear-gradient(135deg,#cfd6dc,#b6c0c8)}
.al-swatch .sw-b{background:repeating-linear-gradient(90deg,#e6ebee 0 3px,#cfd8dd 3px 6px)}
.al-swatch .sw-c{background:radial-gradient(circle at 30% 30%,#d8dee3,#b9c3ca);background-size:9px 9px}
.al-swatch .sw-d{background:linear-gradient(135deg,#1e2b38,#0f1822)}
.al-swatch .lab{padding:10px 14px;background:var(--al-paper);font-size:12.5px}
.al-swatch .lab b{display:block;font-size:13px;color:var(--al-ink)}
.al-swatch .lab span{color:var(--al-ink-mute)}

/* ---------- case study ---------- */
.al-case{background:var(--al-paper);border:1px solid var(--al-line);border-radius:14px;margin-top:22px;overflow:hidden}
.al-case-head{background:#1f2a35;color:#eef3f6;padding:16px 24px;font-weight:700;font-size:15px}
.al-case-body{padding:22px 24px;display:grid;grid-template-columns:1fr 1fr;gap:8px 40px}
.al-case-body div{font-size:14px;border-bottom:1px dashed var(--al-line);padding:8px 0}
.al-case-body b{color:var(--al-accent-dark)}

/* ---------- FAQ ---------- */
.al-faq{margin-top:18px}
.al-faq details{background:var(--al-paper);border:1px solid var(--al-line);border-radius:10px;margin-bottom:10px;overflow:hidden}
.al-faq summary{cursor:pointer;padding:15px 20px;font-weight:700;font-size:15px;list-style:none;position:relative;padding-right:40px}
.al-faq summary::-webkit-details-marker{display:none}
.al-faq summary::after{content:"+";position:absolute;right:18px;top:13px;font-size:20px;color:var(--al-accent);font-weight:700}
.al-faq details[open] summary::after{content:"–"}
.al-faq .ans{padding:0 20px 16px;font-size:14.5px;color:var(--al-ink-soft)}

/* ---------- final CTA (dark) ---------- */
.al-cta{background:linear-gradient(160deg,#1b2733,#0d141b);color:#e7edf2;padding:64px 0;text-align:center}
.al-cta h2{font-size:30px;color:#fff;margin-bottom:12px}
.al-cta p{color:#b8c4ce;max-width:64ch;margin:0 auto 26px}

/* ---------- CTA button (locked) ---------- */
.al-btn{background:#0052cc;color:#fff;border:none;padding:1rem 2.5rem;border-radius:6px;font-weight:bold;cursor:pointer;font-size:15px}
.al-btn:hover{opacity:.92}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .al-hero-grid{grid-template-columns:1fr}
  .al-cards,.al-cards-4{grid-template-columns:1fr 1fr}
  .al-surf{grid-template-columns:1fr 1fr}
  .al-case-body{grid-template-columns:1fr}
  .al-check{grid-template-columns:1fr}
  .al-title{font-size:32px}
}
@media (max-width:560px){
  .al-cards,.al-cards-4,.al-cards-2,.al-surf{grid-template-columns:1fr}
  .al-flow-arrow{display:none}
  .al-sec{padding:44px 0}
}