/* architect-page.css — design-signature page styles
   Companion to architect.html. New cinematic layout, engineering-led voice,
   tier-3 visual quality. The .design-signature footer link styles live at
   the bottom and are sitewide (used on every page footer that links here). */

/* ── Section base ───────────────────────────────────────────────── */
/* Audit 2026-05-09: page was 13,200px tall with ~10k of empty mid-page.
   Compressed padding 6rem→3rem and inter-section gap 4rem→1.5rem so
   the page reads as connected content, not floating islands. */
.arc-section { position: relative; padding: 3rem 2rem; overflow: hidden; }
.arc-section + .arc-section { padding-top: 1.5rem; }
@media (max-width: 768px) {
  .arc-section { padding: 2rem 1.25rem; }
  .arc-section + .arc-section { padding-top: 1rem; }
}

.arc-section-head { max-width: 760px; margin: 0 auto 3rem; text-align: center; }
@media (max-width: 768px) {
  .arc-section-head { margin: 0 auto 2rem; }
}
.arc-section-head .arc-section-h2 { margin-top: 1rem; }
.arc-section-head .arc-section-lede { margin-top: 1rem; color: var(--text-secondary); font-size: 1.05rem; }

.arc-section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.32em;
  color: var(--garnet-bright);
  text-transform: uppercase;
}
.arc-section-h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

/* Reveal animation (Intersection-driven) */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.9s cubic-bezier(0.16,1,0.3,1), transform 0.9s cubic-bezier(0.16,1,0.3,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── PROFILE / PHILOSOPHY ───────────────────────────────────────── */
.arc-profile-grid { display: grid; grid-template-columns: 360px 1fr; gap: 4rem; align-items: start; }
@media (max-width: 900px) { .arc-profile-grid { grid-template-columns: 1fr; gap: 2.5rem; } }

.arc-id-card {
  background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 16px;
  padding: 2rem; backdrop-filter: blur(12px); position: sticky; top: 6rem;
  display: flex; flex-direction: column; gap: 1.25rem;
}
@media (max-width: 900px) { .arc-id-card { position: relative; top: auto; } }
.arc-id-portrait {
  width: 100%; aspect-ratio: 1 / 1.3; border-radius: 12px; overflow: hidden;
  background: linear-gradient(180deg, rgba(170,26,51,0.18), rgba(0,0,0,0.4));
  border: 1px solid var(--glass-border);
}
.arc-id-portrait img { width: 100%; height: 100%; object-fit: cover; display: block; }
.arc-id-name { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 600; color: var(--text-primary); }
.arc-id-title { font-size: 0.92rem; color: var(--garnet-bright); margin-top: 0.25rem; font-weight: 500; }
.arc-id-tagline { font-size: 0.85rem; color: var(--text-muted); margin-top: 0.5rem; }
.arc-id-stats { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; margin: 0.5rem 0; padding-top: 1rem; border-top: 1px solid var(--glass-border); }
.arc-id-stats li { display: flex; flex-direction: column; gap: 0.15rem; }
.arc-id-num { font-family: var(--font-heading); font-size: 1.15rem; font-weight: 700; color: var(--text-primary); }
.arc-id-lbl { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.08em; color: var(--text-muted); text-transform: uppercase; }
.arc-id-linkedin {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.7rem 1rem; background: rgba(170,26,51,0.15); color: var(--text-primary);
  text-decoration: none; font-family: var(--font-heading); font-size: 0.85rem; font-weight: 600;
  border: 1px solid var(--garnet-rim); border-radius: 6px; transition: all 0.25s ease;
}
.arc-id-linkedin:hover { background: var(--garnet-main); transform: translateY(-2px); }

.arc-philosophy { display: flex; flex-direction: column; gap: 1.25rem; }
.arc-philosophy .arc-section-h2 { text-align: left; }
.arc-pull-quote {
  font-family: var(--font-heading); font-size: 1.4rem; line-height: 1.5; color: var(--text-primary);
  border-left: 3px solid var(--garnet-main); padding: 0.5rem 0 0.5rem 1.5rem;
  font-style: italic; font-weight: 500;
}
.arc-philosophy-body p { color: var(--text-secondary); margin-bottom: 1rem; max-width: 68ch; }
.arc-philosophy-body strong { color: var(--garnet-bright); font-weight: 600; }

/* ── SKILLS GRID ────────────────────────────────────────────────── */
.arc-skill-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }
.arc-skill-card {
  position: relative; background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius: 12px; padding: 1.75rem; backdrop-filter: blur(8px);
  transition: all 0.3s cubic-bezier(0.16,1,0.3,1); overflow: hidden;
}
.arc-skill-card::before {
  content: ''; position: absolute; inset: 0; border-radius: 12px;
  background: linear-gradient(135deg, rgba(170,26,51,0.08) 0%, transparent 60%);
  opacity: 0; transition: opacity 0.3s ease; pointer-events: none;
}
.arc-skill-card:hover { transform: translateY(-4px); border-color: var(--garnet-rim); }
.arc-skill-card:hover::before { opacity: 1; }
.arc-skill-icon { font-size: 1.8rem; display: block; margin-bottom: 0.75rem; filter: drop-shadow(0 0 12px rgba(170,26,51,0.4)); }
.arc-skill-card h3 { font-family: var(--font-heading); font-size: 1.05rem; font-weight: 600; color: var(--text-primary); margin-bottom: 0.5rem; }
.arc-skill-card p { font-size: 0.92rem; color: var(--text-secondary); }

/* ── PRACTICE LIST ──────────────────────────────────────────────── */
.arc-practice-list { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: 1.5rem; }
.arc-practice-list li {
  position: relative; background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius: 12px; padding: 2rem 2rem 2rem 5rem; backdrop-filter: blur(8px);
  transition: all 0.3s cubic-bezier(0.16,1,0.3,1);
}
.arc-practice-list li:hover { border-color: var(--garnet-rim); transform: translateY(-3px); }
.arc-practice-num {
  position: absolute; top: 1.5rem; left: 1.5rem;
  font-family: var(--font-mono); font-size: 1.6rem; font-weight: 500;
  color: var(--garnet-bright); opacity: 0.6; letter-spacing: -0.02em;
}
.arc-practice-list h3 { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 600; margin-bottom: 0.5rem; color: var(--text-primary); }
.arc-practice-list p { font-size: 0.95rem; color: var(--text-secondary); max-width: 56ch; }

/* ── TIMELINE ──────────────────────────────────────────────────── */
.arc-timeline { position: relative; max-width: 1000px; margin: 0 auto; padding-left: 2rem; }
.arc-timeline-spine {
  position: absolute; left: 1rem; top: 0; bottom: 0; width: 2px;
  background: linear-gradient(180deg, transparent, rgba(170,26,51,0.4) 12%, rgba(170,26,51,0.6) 50%, rgba(170,26,51,0.4) 88%, transparent);
}
.arc-tl-node {
  position: relative; margin: 0 0 1.5rem 1rem; padding: 1.5rem 1.5rem 1.5rem 2.25rem;
  background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 12px;
  backdrop-filter: blur(8px); transition: all 0.3s cubic-bezier(0.16,1,0.3,1);
}
.arc-tl-node::before {
  content: ''; position: absolute; left: -1.6rem; top: 1.85rem;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--garnet-main); border: 2px solid var(--bg-obsidian);
  box-shadow: 0 0 0 2px rgba(170,26,51,0.4), 0 0 12px var(--garnet-glow); z-index: 1;
}
.arc-tl-node:hover { border-color: var(--garnet-rim); transform: translateX(4px); }
.arc-tl-current { border-color: var(--garnet-main); background: rgba(170,26,51,0.08); }
.arc-tl-current::before { background: var(--garnet-bright); box-shadow: 0 0 0 3px rgba(170,26,51,0.5), 0 0 18px var(--garnet-glow); animation: nodePulse 2.4s ease-in-out infinite; }
@keyframes nodePulse { 0%, 100% { box-shadow: 0 0 0 3px rgba(170,26,51,0.5), 0 0 18px var(--garnet-glow); } 50% { box-shadow: 0 0 0 6px rgba(170,26,51,0.3), 0 0 24px var(--garnet-glow); } }

.arc-tl-year { display: inline-block; font-family: var(--font-mono); font-size: 0.85rem; color: var(--garnet-bright); letter-spacing: 0.16em; font-weight: 500; margin-right: 1rem; }
.arc-tl-title { font-family: var(--font-heading); font-size: 1.25rem; font-weight: 600; color: var(--text-primary); display: inline; }
.arc-tl-tags { display: block; margin-top: 0.4rem; font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted); letter-spacing: 0.08em; text-transform: uppercase; }
.arc-tl-body-inline { display: block; margin-top: 0.85rem; color: var(--text-secondary); font-size: 0.95rem; max-width: 64ch; }
.arc-tl-body-inline a { color: var(--garnet-bright); text-decoration: none; border-bottom: 1px dashed var(--garnet-rim); }
.arc-tl-body-inline a:hover { color: #fff; border-bottom-color: var(--garnet-bright); }

.arc-tl-expand { padding: 0; }
.arc-tl-toggle {
  width: 100%; background: transparent; border: 0;
  padding: 1.5rem 1.5rem 1.5rem 2.25rem; text-align: left; cursor: pointer;
  color: var(--text-primary); font-family: inherit; font-size: inherit;
  display: grid; grid-template-columns: auto 1fr auto; align-items: center;
  gap: 0.5rem 1rem; position: relative;
}
@media (max-width: 600px) {
  /* Stack year + title + chev on small screens; tags wrap below */
  .arc-tl-toggle {
    grid-template-columns: 1fr auto;
    padding: 1.25rem 1rem 1.25rem 1.75rem;
  }
  .arc-tl-toggle .arc-tl-year {
    grid-column: 1 / 2;
    grid-row: 1;
    margin-right: 0;
    margin-bottom: 0.25rem;
  }
  .arc-tl-toggle .arc-tl-title {
    grid-column: 1 / 2;
    grid-row: 2;
    font-size: 1.1rem;
  }
  .arc-tl-toggle .arc-tl-chev {
    grid-column: 2;
    grid-row: 1 / 3;
  }
  .arc-tl-toggle .arc-tl-tags {
    grid-column: 1 / -1;
    grid-row: 3;
  }
  .arc-tl-node, .arc-tl-toggle { padding-left: 1.75rem; }
  .arc-tl-body { padding-left: 1.75rem; }
  .arc-tl-node::before { left: -1.4rem; }
}
.arc-tl-toggle .arc-tl-tags { grid-column: 2 / -1; margin-top: 0; }
.arc-tl-chev { font-family: var(--font-mono); color: var(--garnet-bright); transition: transform 0.3s ease; font-size: 1rem; align-self: center; }
.arc-tl-toggle[aria-expanded="true"] .arc-tl-chev { transform: rotate(180deg); }
.arc-tl-body { padding: 0 1.5rem 1.5rem 2.25rem; color: var(--text-secondary); font-size: 0.95rem; }
.arc-tl-body p { max-width: 64ch; margin-bottom: 1rem; }
.arc-tl-metrics { list-style: none; display: flex; flex-wrap: wrap; gap: 1rem 1.5rem; margin-top: 0.5rem; padding: 0.85rem 1rem; background: rgba(170,26,51,0.05); border-radius: 8px; border: 1px solid var(--glass-border); }
.arc-tl-metrics li { display: inline-flex; align-items: center; gap: 0.4rem; font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-secondary); letter-spacing: 0.04em; }
.arc-tl-metrics li span { font-size: 1rem; }

/* ── EDUCATION ─────────────────────────────────────────────────── */
.arc-edu-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 1.5rem; }
.arc-edu-card {
  background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 12px;
  padding: 2rem; backdrop-filter: blur(8px); transition: all 0.3s cubic-bezier(0.16,1,0.3,1);
}
.arc-edu-card:hover { border-color: var(--garnet-rim); transform: translateY(-3px); }
.arc-edu-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 0.5rem; padding-bottom: 0.85rem; border-bottom: 1px solid var(--glass-border); }
.arc-edu-degree { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.16em; color: var(--garnet-bright); text-transform: uppercase; }
.arc-edu-gpa { font-family: var(--font-heading); font-size: 1rem; font-weight: 600; color: var(--text-primary); }
.arc-edu-field { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 600; color: var(--text-primary); margin: 0.85rem 0 0.4rem; }
.arc-edu-school { font-size: 0.92rem; color: var(--text-muted); margin-bottom: 1rem; }
.arc-edu-tags { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.arc-edu-tags li { padding: 0.3rem 0.75rem; background: rgba(170,26,51,0.1); border: 1px solid var(--garnet-rim); border-radius: 4px; font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-secondary); letter-spacing: 0.04em; }

/* ── CREDENTIALS ───────────────────────────────────────────────── */
.arc-cred-grid { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0.85rem; }
.arc-cred {
  display: flex; align-items: center; gap: 1rem;
  background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 8px;
  padding: 1rem 1.25rem; backdrop-filter: blur(8px);
  transition: all 0.25s cubic-bezier(0.16,1,0.3,1);
}
.arc-cred:hover { border-color: var(--garnet-rim); transform: translateY(-2px); }
.arc-cred-ico { font-size: 1.4rem; flex-shrink: 0; filter: drop-shadow(0 0 8px rgba(170,26,51,0.3)); }
.arc-cred div { display: flex; flex-direction: column; gap: 0.15rem; }
.arc-cred strong { font-family: var(--font-heading); font-size: 0.92rem; font-weight: 600; color: var(--text-primary); }
.arc-cred span { font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-muted); letter-spacing: 0.08em; text-transform: uppercase; }

/* ── CTA ───────────────────────────────────────────────────────── */
.arc-cta { text-align: center; padding: 6rem 2rem 4rem; }
@media (max-width: 768px) {
  .arc-cta { padding: 4rem 1.25rem 2.5rem; }
  .arc-practice-list li { padding: 1.5rem 1.25rem 1.5rem 4.25rem; }
  .arc-practice-num { top: 1.25rem; left: 1.25rem; font-size: 1.4rem; }
  .arc-skill-card { padding: 1.5rem 1.25rem; }
  .arc-id-card { padding: 1.5rem; }
  .arc-pull-quote { font-size: 1.15rem; padding-left: 1rem; }
}
.arc-cta-h2 { font-family: var(--font-heading); font-size: clamp(2rem, 3.6vw, 3rem); font-weight: 700; line-height: 1.05; margin-bottom: 1.25rem; color: var(--text-primary); }
.arc-cta-lede { max-width: 640px; margin: 0 auto 2rem; color: var(--text-secondary); font-size: 1.05rem; }
.arc-cta-buttons { justify-content: center; }

/* ── SIGNATURE BLOCK (in-page) ─────────────────────────────────── */
.arc-signature { padding: 4rem 2rem 6rem; }
.arc-sig-card {
  max-width: 760px; margin: 0 auto; padding: 2.5rem;
  background: linear-gradient(135deg, rgba(170,26,51,0.10) 0%, rgba(15,15,15,0.7) 100%);
  border: 1px solid var(--garnet-rim); border-radius: 16px;
  display: grid; grid-template-columns: auto 1fr; gap: 2rem; align-items: center;
  backdrop-filter: blur(12px); position: relative; overflow: hidden;
}
.arc-sig-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 0% 0%, rgba(170,26,51,0.20), transparent 50%);
  pointer-events: none;
}
.arc-sig-mark { flex-shrink: 0; position: relative; z-index: 1; }
.arc-sig-mark svg { display: block; animation: sigBreathe 6s ease-in-out infinite; }
@keyframes sigBreathe { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.04); } }
.arc-sig-text { position: relative; z-index: 1; }
.arc-sig-eyebrow { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.18em; color: var(--garnet-bright); text-transform: uppercase; }
.arc-sig-quote { font-family: var(--font-heading); font-size: 1.15rem; line-height: 1.5; color: var(--text-primary); margin: 0.85rem 0 0.75rem; font-style: italic; }
.arc-sig-attribution { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-muted); letter-spacing: 0.04em; }
@media (max-width: 700px) { .arc-sig-card { grid-template-columns: 1fr; gap: 1rem; padding: 2rem; } }

/* ── Footer (architect-page-specific) ──────────────────────────── */
.arc-ribbon-footer { background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.6) 100%); border-top: 1px solid var(--glass-border); padding: 3rem 2rem 2rem; }
.arc-ribbon-footer .ribbon-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 3rem; align-items: start; }
.arc-ribbon-footer .ribbon-brand { display: flex; flex-direction: column; gap: 0.4rem; }
.arc-ribbon-footer .brand-link { font-family: var(--font-heading); font-size: 1.1rem; color: var(--text-primary); text-decoration: none; display: flex; align-items: center; gap: 0.5rem; }
.arc-ribbon-footer .brand-mark { color: var(--garnet-main); font-size: 0.85rem; }
.arc-ribbon-footer .brand-link strong { color: var(--garnet-bright); font-weight: 700; }
.arc-ribbon-footer .ribbon-meta { font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-muted); letter-spacing: 0.16em; }
.arc-ribbon-footer .ribbon-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.arc-ribbon-footer .ribbon-col { display: flex; flex-direction: column; gap: 0.4rem; }
.arc-ribbon-footer .ribbon-col-label { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.16em; color: var(--garnet-bright); text-transform: uppercase; margin-bottom: 0.4rem; }
.arc-ribbon-footer .ribbon-col a { color: var(--text-secondary); text-decoration: none; font-size: 0.88rem; transition: color 0.2s ease; }
.arc-ribbon-footer .ribbon-col a:hover { color: var(--text-primary); }
.arc-ribbon-footer .ribbon-bottom { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--glass-border); display: flex; justify-content: space-between; align-items: center; font-family: var(--font-mono); font-size: 0.74rem; color: var(--text-muted); flex-wrap: wrap; gap: 1rem; }
.arc-ribbon-footer .legal a { color: var(--text-muted); text-decoration: none; }
.arc-ribbon-footer .legal a:hover { color: var(--garnet-bright); }
@media (max-width: 768px) {
  .arc-ribbon-footer .ribbon-grid { grid-template-columns: 1fr; gap: 2rem; }
  .arc-ribbon-footer .ribbon-nav { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
  .arc-ribbon-footer .ribbon-bottom { flex-direction: column; align-items: flex-start; }
}

/* ─────────────────────────────────────────────────────────────────
   .design-signature — global footer-link treatment
   Used on EVERY page footer to mark the link to architect.html as
   the canonical "design signature" link. Subtle by default; grows
   a small animated diamond + animated underline gradient on hover.
   ───────────────────────────────────────────────────────────────── */
a.design-signature {
  position: relative; display: inline-flex; align-items: center; gap: 0.35em;
  text-decoration: none; color: inherit;
  transition: color 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
a.design-signature::before {
  content: '◆';
  font-size: 0.7em;
  color: hsl(348, 83%, 60%);
  opacity: 0.6;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
  display: inline-block;
}
a.design-signature::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: -2px; height: 1px;
  background: linear-gradient(90deg, transparent 0%, hsl(348, 83%, 60%) 50%, transparent 100%);
  background-size: 200% 100%; background-position: 200% 0;
  opacity: 0.4;
  transition: opacity 0.3s ease, background-position 1.2s linear;
}
a.design-signature:hover { color: hsl(348, 83%, 70%); }
a.design-signature:hover::before { transform: rotate(180deg); opacity: 1; }
a.design-signature:hover::after { opacity: 1; background-position: -200% 0; }
a.design-signature.is-current::before {
  opacity: 1; filter: drop-shadow(0 0 4px hsla(348, 83%, 60%, 0.6));
}
@media (prefers-reduced-motion: reduce) {
  a.design-signature::before, a.design-signature::after { transition: none !important; }
  a.design-signature:hover::before { transform: none; }
}