/* ═══════════════════════════════════════════════════════════
   INDEX / HOMEPAGE — page-specific styles
   Requires: styles.css
═══════════════════════════════════════════════════════════ */

/* ── HERO SECTION ── */
#hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--nav-h) + 48px) 0 60px;
}

.hero-glow {
  position: absolute;
  top: 0;
  right: -5%;
  width: 500px;
  height: 500px;
  max-width: 80vw;
  background: radial-gradient(ellipse, var(--gold-glow) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  animation: pulse 2.5s ease-in-out infinite;
}

.hero-eyebrow-text {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #d8ece0;
}

body.light .hero-eyebrow-text {
  color: #041209;
  font-weight: 700;
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(52px, 8vw, 96px);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--text);
}

.hero-name .line-2 { color: var(--gold); font-style: italic; }

.hero-role {
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #b8d8c4;
  margin-bottom: 36px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.hero-role::after {
  content: '';
  flex: 1;
  max-width: 120px;
  height: 1.5px;
  background: rgba(var(--accent-rgb), 0.45);
}

body.light .hero-role {
  color: #082212;
  font-weight: 700;
}

body.light .hero-role::after {
  background: var(--nature-dim);
  height: 1.5px;
}

.hero-desc {
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.85;
  color: #eaf5ee;
  max-width: 580px;
  margin-bottom: 48px;
}

.hero-desc strong {
  color: #ffffff;
  font-weight: 700;
  text-shadow: 0 0 16px rgba(var(--accent-rgb), 0.25);
}

body.light .hero-desc {
  color: #041209;
  font-weight: 400;
}

body.light .hero-desc strong {
  color: #000000;
  font-weight: 700;
  text-shadow: none;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 40px;
  position: relative;
  z-index: 2;
}

.scroll-indicator {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 36px;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollDrop 2s ease-in-out infinite;
}

/* ── ABOUT SECTION ── */
#about {
  border-top: 1px solid var(--border);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
  margin-top: 48px;
}

.about-avatar-deck {
  width: 100%;
  max-width: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0 auto 24px;
  position: relative;
}

.photo-deck-wrap {
  position: relative;
  width: 280px;
  height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
  --w-card: 165px;
  --h-card: 220px;
  --rotate-card: 14deg;
  --insetX-card: 24px;
  --t-card: 18px;
  --w-wrap-card: 280px;
  user-select: none;
}

.photo-deck-card {
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute !important;
  overflow: hidden;
  animation: photoRotating 9s cubic-bezier(0.75, 0, 0, 1.01) infinite 0s;
  border-radius: 16px;
  background: #0d1a10;
  width: var(--w-card);
  height: var(--h-card);
  border: 1.5px solid rgba(var(--accent-rgb), 0.35);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.65), inset 0 1px 1px rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: box-shadow 0.3s ease, border-color 0.3s ease, transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  --pd: 3px;
  --round: 16px;
  --x1: var(--insetX-card);
  --x2: calc(var(--w-wrap-card) - calc(var(--w-card) + var(--insetX-card)));
  --to-left: rotate(calc(var(--rotate-card) * -1));
  --to-center: calc(calc(var(--w-wrap-card) - var(--w-card)) / 2);
  --to-right: rotate(calc(var(--rotate-card) * 1));
}

body.light .photo-deck-card {
  background: #f0fdf4;
  border-color: rgba(5, 150, 105, 0.45);
  box-shadow: 0 10px 24px rgba(var(--accent-dim-rgb), 0.15), inset 0 1px 1px rgba(255, 255, 255, 0.8);
}

.photo-deck-wrap:hover .photo-deck-card {
  animation-play-state: paused;
}

.photo-deck-card:hover {
  border-color: var(--nature-hi);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.85), 0 0 20px rgba(var(--accent-rgb), 0.35);
}

body.light .photo-deck-card:hover {
  border-color: #059669;
  box-shadow: 0 14px 30px rgba(var(--accent-dim-rgb), 0.25);
}

.photo-deck-card:nth-child(1) {
  --z1: 3; --t1: 0; --l1: var(--to-center); --trans1: rotate(0deg);
  --z2: 1; --t2: var(--t-card); --l2: var(--x1); --trans2: var(--to-left);
  --z3: 1; --t3: var(--t-card); --l3: var(--x2); --trans3: var(--to-right);
}
.photo-deck-card:nth-child(2) {
  --z1: 1; --t1: var(--t-card); --l1: var(--x2); --trans1: var(--to-right);
  --z2: 3; --t2: 0; --l2: var(--to-center); --trans2: rotate(0deg);
  --z3: 1; --t3: var(--t-card); --l3: var(--x1); --trans3: var(--to-left);
}
.photo-deck-card:nth-child(3) {
  --z1: 1; --t1: var(--t-card); --l1: var(--x1); --trans1: var(--to-left);
  --z2: 1; --t2: var(--t-card); --l2: var(--x2); --trans2: var(--to-right);
  --z3: 3; --t3: 0; --l3: var(--to-center); --trans3: rotate(0deg);
}

@keyframes photoRotating {
  0%, 99.99% {
    z-index: var(--z1);
    top: var(--t1);
    left: var(--l1);
    transform: var(--trans1);
  }
  33.33% {
    z-index: var(--z2);
    top: var(--t2);
    left: var(--l2);
    transform: var(--trans2);
  }
  66.66% {
    z-index: var(--z3);
    top: var(--t3);
    left: var(--l3);
    transform: var(--trans3);
  }
}

.photo-deck-wrap.manual-0 .photo-deck-card,
.photo-deck-wrap.manual-1 .photo-deck-card,
.photo-deck-wrap.manual-2 .photo-deck-card {
  animation: none !important;
}

.photo-deck-wrap.manual-0 .photo-card-1 {
  z-index: 3 !important; top: 0 !important; left: var(--to-center) !important; transform: rotate(0deg) !important;
}
.photo-deck-wrap.manual-0 .photo-card-2 {
  z-index: 1 !important; top: var(--t-card) !important; left: var(--x2) !important; transform: var(--to-right) !important;
}
.photo-deck-wrap.manual-0 .photo-card-3 {
  z-index: 1 !important; top: var(--t-card) !important; left: var(--x1) !important; transform: var(--to-left) !important;
}

.photo-deck-wrap.manual-1 .photo-card-1 {
  z-index: 1 !important; top: var(--t-card) !important; left: var(--x1) !important; transform: var(--to-left) !important;
}
.photo-deck-wrap.manual-1 .photo-card-2 {
  z-index: 3 !important; top: 0 !important; left: var(--to-center) !important; transform: rotate(0deg) !important;
}
.photo-deck-wrap.manual-1 .photo-card-3 {
  z-index: 1 !important; top: var(--t-card) !important; left: var(--x2) !important; transform: var(--to-right) !important;
}

.photo-deck-wrap.manual-2 .photo-card-1 {
  z-index: 1 !important; top: var(--t-card) !important; left: var(--x2) !important; transform: var(--to-right) !important;
}
.photo-deck-wrap.manual-2 .photo-card-2 {
  z-index: 1 !important; top: var(--t-card) !important; left: var(--x1) !important; transform: var(--to-left) !important;
}
.photo-deck-wrap.manual-2 .photo-card-3 {
  z-index: 3 !important; top: 0 !important; left: var(--to-center) !important; transform: rotate(0deg) !important;
}

.photo-deck-content {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: calc(var(--round) - var(--pd));
}

.photo-deck-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
  transition: transform 0.4s ease;
}

.photo-deck-card:hover .photo-deck-img {
  transform: scale(1.05);
}


.photo-deck-lines {
  position: absolute;
  inset: auto 0 -4px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 4;
  pointer-events: none;
}

.photo-deck-line {
  position: absolute;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.photo-deck-line:nth-child(1)::before {
  content: "";
  position: absolute;
  filter: blur(4px);
  width: 75%;
  height: 4px;
  background: linear-gradient(to right, transparent, var(--nature), transparent);
}

.photo-deck-line:nth-child(1)::after {
  content: "";
  position: absolute;
  width: 55%;
  height: 1.5px;
  background: linear-gradient(to right, transparent, var(--nature-hi), transparent);
}

body.light .photo-deck-line:nth-child(1)::before {
  background: linear-gradient(to right, transparent, #059669, transparent);
}

body.light .photo-deck-line:nth-child(1)::after {
  background: linear-gradient(to right, transparent, var(--nature), transparent);
}

.photo-deck-controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
}

.photo-dots {
  display: flex;
  gap: 8px;
  align-items: center;
}

.photo-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid rgba(var(--accent-rgb), 0.4);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: all 0.25s ease;
}

.photo-dot.active {
  background: var(--nature);
  box-shadow: 0 0 8px var(--nature);
  transform: scale(1.2);
}

body.light .photo-dot {
  border-color: #059669;
}

body.light .photo-dot.active {
  background: var(--nature-dim);
  box-shadow: 0 0 6px var(--nature-dim);
}

.photo-deck-hint {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--sub);
  letter-spacing: 0.04em;
  opacity: 0.8;
}

body.light .photo-deck-hint {
  color: var(--nature-dim);
}

.about-meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.meta-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-2);
  font-size: 12px;
}

.meta-key { color: var(--faint); letter-spacing: 0.08em; text-transform: uppercase; }
.meta-val { color: var(--sub); text-align: right; }

.about-body {
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.9;
  color: var(--sub);
  margin-bottom: 32px;
}

.about-body p + p { margin-top: 20px; }
.about-body strong { color: var(--text); }

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.skill-tag {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 4px 12px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--sub);
  text-transform: uppercase;
  border-radius: var(--radius);
}

.skill-tag.amber { border-color: var(--gold-dim); color: var(--gold); }

/* ── PROJECTS SECTION ── */
#projects {
  border-top: 1px solid var(--border);
}

.projects-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
  gap: 20px;
  flex-wrap: wrap;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 30px 28px 26px;
  display: flex;
  flex-direction: column;
  position: relative;
  border-radius: var(--radius);
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}

.project-card:not(.prism-card)::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
  pointer-events: none;
}

.project-card:not(.prism-card):hover { border-color: var(--gold); transform: translateY(-3px); }
.project-card:not(.prism-card):hover::after { transform: scaleX(1); }

.project-card.featured {
  grid-column: 1 / -1;
}

.project-card.featured:not(.prism-card) {
  background: var(--surface-2);
  border-color: rgba(var(--accent-rgb), 0.35);
}

.project-type {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 14px;
}

.project-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 10px;
}

.project-card.featured .project-title { font-size: 28px; }

.project-desc {
  font-size: 13px;
  color: var(--sub);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 24px;
  font-family: var(--font-serif);
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
  z-index: 5;
}

.project-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.ptag {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 3px 8px;
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--faint);
  text-transform: uppercase;
  border-radius: var(--radius);
  white-space: nowrap;
}

.project-link {
  color: var(--gold);
  background: rgba(var(--glacier-rgb), 0.08);
  border: 1px solid rgba(var(--glacier-rgb), 0.28);
  padding: 6px 12px;
  border-radius: 3px;
  font-size: 11px;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  flex-shrink: 0;
  cursor: pointer;
  position: relative;
  z-index: 10;
  pointer-events: auto !important;
}

.project-link:hover {
  background: rgba(var(--glacier-rgb), 0.18);
  border-color: var(--gold);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(var(--glacier-rgb), 0.2);
}

/* ── ACHIEVEMENTS SECTION ── */
#achievements {
  border-top: 1px solid var(--border);
}

.achievements-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
  gap: 20px;
  flex-wrap: wrap;
}

.achieve-banner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 36px;
}

.achieve-stat-block {
  background: var(--surface);
  border: 1px solid var(--border-2);
  padding: 18px 20px;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color 0.2s, transform 0.2s;
}

.achieve-stat-block:hover {
  border-color: var(--gold-dim);
  transform: translateY(-2px);
}

.achieve-num {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1.1;
}

.achieve-stat-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--sub);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.achieve-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.achieve-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 26px 26px 22px;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s;
}

.achieve-card:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.achieve-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.achieve-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 3px 8px;
  border-radius: var(--radius);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

.achieve-badge.gold {
  background: rgba(var(--accent-rgb), 0.12);
  color: var(--gold);
  border: 1px solid rgba(var(--accent-rgb), 0.3);
}

.achieve-badge.green {
  background: rgba(95, 212, 160, 0.12);
  color: var(--building);
  border: 1px solid rgba(95, 212, 160, 0.3);
}

.achieve-badge.blue {
  background: rgba(110, 173, 212, 0.12);
  color: var(--thinking);
  border: 1px solid rgba(110, 173, 212, 0.3);
}

.achieve-badge.purple {
  background: rgba(184, 150, 232, 0.12);
  color: var(--exploring);
  border: 1px solid rgba(184, 150, 232, 0.3);
}

.achieve-badge.cyan {
  background: rgba(56, 189, 248, 0.12);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.achieve-date {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--faint);
}

.achieve-title {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--text);
  margin-bottom: 4px;
  line-height: 1.25;
}

.achieve-org {
  font-size: 12px;
  color: var(--gold);
  margin-bottom: 12px;
  font-family: var(--font-mono);
}

.achieve-desc {
  font-family: var(--font-serif);
  font-size: 13.5px;
  color: var(--sub);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 20px;
}

.achieve-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 14px;
  border-top: 1px solid var(--border-2);
}

.achieve-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 7px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--faint);
  border-radius: 2px;
}

.cert-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 5px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  letter-spacing: 0.05em;
  transition: all 0.2s ease;
  margin-left: auto;
}

.cert-btn:hover {
  background: var(--gold-glow);
  border-color: var(--gold);
  transform: translateY(-1px);
}

@media (max-width: 820px) {
  .achieve-banner { grid-template-columns: repeat(2, 1fr); }
  .achieve-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .achieve-banner { grid-template-columns: 1fr; }
}

/* ── IDEAS TEASER SECTION ── */
#ideas {
  border-top: 1px solid var(--border);
}

.ideas-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
  gap: 20px;
  flex-wrap: wrap;
}

.ideas-teaser-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-bottom: 32px;
}

.idea-teaser {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 26px 24px 22px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s;
}

.idea-teaser::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--teaser-accent);
  opacity: 0;
  transition: opacity 0.25s;
}

.idea-teaser:hover { transform: translateY(-2px); }
.idea-teaser:hover::before { opacity: 1; }

.idea-teaser[data-status="thinking"]  { --teaser-accent: var(--thinking); }
.idea-teaser[data-status="exploring"] { --teaser-accent: var(--exploring); }
.idea-teaser[data-status="building"]  { --teaser-accent: var(--building); }

.teaser-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: var(--radius);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.status-pill::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}

.sp-thinking  { background: rgba(110, 173, 212, 0.12); color: var(--thinking); }
.sp-exploring { background: rgba(184, 150, 232, 0.12); color: var(--exploring); }
.sp-building  { background: rgba(95, 212, 160, 0.12);  color: var(--building); }

.idea-teaser-title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 400;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 8px;
}

.idea-teaser-hook {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 12px;
  color: var(--gold);
  line-height: 1.5;
}

.ideas-cta-bar {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.ideas-cta-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--sub);
}

.ideas-cta-text strong { color: var(--text); font-style: normal; }

/* ── CONTACT / SUBMISSION SECTION ── */
#submit {
  border-top: 1px solid var(--border);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  margin-top: 48px;
  align-items: start;
}

.form-intro {
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.85;
  color: var(--sub);
  margin-bottom: 36px;
}

.form-signals {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.signal-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-2);
}

.signal-icon {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
  border-radius: var(--radius);
}

.signal-text { font-size: 12px; color: var(--sub); line-height: 1.6; }
.signal-text strong { color: var(--text); display: block; margin-bottom: 2px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }

.form-fields {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.field-group { display: flex; flex-direction: column; gap: 6px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.char-count { font-size: 10px; color: var(--muted); text-align: right; margin-top: 4px; }

.form-success {
  display: none;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 32px;
  text-align: center;
  gap: 12px;
  flex-direction: column;
  align-items: center;
}

.form-success.show { display: flex; }

.success-icon { font-size: 28px; }
.success-text { font-family: var(--font-display); font-size: 22px; color: var(--text); }
.success-sub { font-size: 12px; color: var(--sub); }

.form-note { font-size: 11px; color: var(--faint); }

.form-submit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* ── CONTACT SECTION ── */
#contact {
  border-top: 1px solid var(--border);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-top: 48px;
  align-items: start;
}

.contact-body {
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.85;
  color: var(--sub);
  margin-bottom: 32px;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-family: var(--font-display);
  color: var(--text);
  margin-bottom: 40px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s, border-color 0.2s;
}

.contact-email:hover { color: var(--gold); border-color: var(--gold); }

.social-links {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-2);
  color: var(--sub);
  font-size: 12px;
  letter-spacing: 0.06em;
  transition: color 0.2s;
}

.social-link:hover { color: var(--gold); }
.social-link:hover .social-arrow { transform: translate(3px, -3px); }

.social-left { display: flex; align-items: center; gap: 12px; }
.social-platform { font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--faint); min-width: 80px; }
.social-arrow { transition: transform 0.2s; }

.availability-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 32px;
  border-radius: var(--radius);
}

.avail-status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.avail-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--building);
  animation: pulse 2s ease-in-out infinite;
}

.avail-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--building);
}

.avail-title {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.2;
}

.avail-body {
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.75;
  color: var(--sub);
  margin-bottom: 28px;
}

.avail-items {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.avail-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-2);
  font-size: 12px;
  color: var(--sub);
}

.avail-item::before {
  content: '→';
  color: var(--gold);
  font-size: 12px;
}

/* ── RESPONSIVE & WIDE-SCREEN / LANDSCAPE OPTIMIZATIONS ── */
@media (min-width: 1280px) {
  .hero-name {
    font-size: clamp(68px, 7vw, 110px);
  }
  .hero-desc {
    font-size: 19px;
    max-width: 720px;
  }
  .about-grid {
    grid-template-columns: 320px 1fr;
    gap: 96px;
  }
  .about-avatar {
    max-width: 320px;
  }
  .about-body {
    font-size: 17px;
  }
  .projects-grid {
    gap: 28px;
  }
  .project-card {
    padding: 36px 34px 30px;
  }
  .toolkit-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  .proof-card {
    padding: 20px 22px;
  }
  .proof-stat {
    font-size: 26px;
  }
}

@media (min-width: 1600px) {
  .hero-name {
    font-size: clamp(80px, 7.5vw, 126px);
  }
  .hero-desc {
    font-size: 20px;
    max-width: 820px;
    line-height: 1.95;
  }
  .about-grid {
    grid-template-columns: 360px 1fr;
    gap: 120px;
  }
  .about-avatar {
    max-width: 360px;
  }
  .about-body {
    font-size: 18px;
    line-height: 2.0;
  }
  .toolkit-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .timeline-item {
    padding: 30px 32px;
  }
}

@media (max-width: 780px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-avatar { max-width: 180px; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-card.featured { grid-column: span 1; }
  .ideas-teaser-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .field-row { grid-template-columns: 1fr; }
  .projects-header, .ideas-header { flex-direction: column; align-items: flex-start; }
}

/* ── HERO PROOF BAR ── */
.hero-proof-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.proof-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  background: rgba(8, 20, 13, 0.92);
  border: 1px solid rgba(var(--accent-rgb), 0.35);
  border-radius: var(--radius);
  box-shadow: 0 10px 24px -6px rgba(0, 0, 0, 0.6);
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.proof-card:hover {
  border-color: var(--nature);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px -6px rgba(0, 0, 0, 0.8), 0 0 20px rgba(var(--accent-rgb), 0.18);
}
.proof-stat {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  color: var(--nature);
  line-height: 1.05;
}
.proof-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #cde2d6;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
}
body.light .proof-card {
  background: #ffffff;
  border: 1.5px solid #8db89b;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}
body.light .proof-stat {
  color: var(--nature-dim);
  font-weight: 700;
}
body.light .proof-label {
  color: #041209;
  font-weight: 700;
}
@media (max-width: 820px) {
  .hero-proof-bar { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .hero-proof-bar { grid-template-columns: 1fr; }
}

/* ── EXPERIENCE & RECOGNITION ── */
.timeline-wrap {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 36px;
}
.timeline-item {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 28px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  transition: border-color 0.25s;
}
.timeline-item:hover {
  border-color: var(--border);
}
.timeline-item.highlight {
  border-left: 3px solid var(--gold);
}
.timeline-time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.05em;
}
.timeline-role {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--text);
  margin-bottom: 4px;
}
.timeline-org {
  font-size: 13px;
  color: var(--gold);
  margin-bottom: 12px;
}
.timeline-desc {
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.75;
  color: var(--sub);
  margin-bottom: 14px;
}
.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.timeline-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 3px 8px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--sub);
  border-radius: 2px;
}
@media (max-width: 780px) {
  .timeline-item { grid-template-columns: 1fr; gap: 12px; }
}

/* ── INTERACTIVE TOOLKIT ── */
.toolkit-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 28px 0 28px;
}
.toolkit-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 8px 16px;
  background: var(--surface);
  border: 1px solid var(--border-2);
  color: var(--sub);
  cursor: pointer;
  border-radius: var(--radius);
  transition: all 0.2s;
}
.toolkit-btn.active, .toolkit-btn:hover {
  background: var(--surface-2);
  color: var(--gold);
  border-color: var(--gold-dim);
}
.toolkit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.toolkit-card {
  background: var(--surface);
  border: 1px solid var(--border-2);
  padding: 22px;
  border-radius: var(--radius);
  transition: border-color 0.2s, transform 0.2s;
}
.toolkit-card:hover {
  border-color: var(--border);
  transform: translateY(-2px);
}
.toolkit-card-title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.toolkit-card-list {
  font-family: var(--font-serif);
  font-size: 14.5px;
  color: var(--text);
  line-height: 1.8;
}
.toolkit-card-note {
  font-size: 12px;
  color: var(--sub);
  margin-top: 10px;
  line-height: 1.6;
}

/* ── EMAIL COPY ── */
.email-copy-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.copy-action-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 8px 14px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--gold);
  cursor: pointer;
  border-radius: var(--radius);
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.copy-action-btn:hover {
  border-color: var(--gold);
  background: var(--gold-glow);
}


/* ── COMPREHENSIVE MOBILE & TOUCH REDESIGN (<= 640px) ── */
@media (max-width: 640px) {
  .hero-name {
    font-size: clamp(38px, 10.5vw, 56px);
    margin-bottom: 10px;
    line-height: 1.05;
  }

  .hero-eyebrow {
    font-size: 10px;
    margin-bottom: 16px;
    letter-spacing: 0.08em;
  }

  .hero-role {
    font-size: 11.5px;
    line-height: 1.5;
    letter-spacing: 0.06em;
    margin-bottom: 16px;
  }

  .hero-desc {
    font-size: 15px;
    line-height: 1.62;
    max-width: 100%;
    margin-bottom: 24px;
  }

  .hero-btns {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }

  .hero-btns .btn {
    width: 100%;
    min-height: 48px;
    justify-content: center;
    font-size: 12px;
  }

  .hero-proof-bar {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px;
    margin-top: 28px;
    padding-top: 20px;
  }

  .proof-card {
    padding: 12px 14px;
    gap: 4px;
  }

  .proof-stat {
    font-size: 26px;
  }

  .proof-label {
    font-size: 9.5px;
  }

  /* Core Disciplines Interactive Card */
  .disciplines-card {
    padding: 18px 16px;
  }

  .discipline-tabs {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 6px;
    margin-bottom: 14px;
  }

  .discipline-tabs::-webkit-scrollbar {
    display: none;
  }

  .discipline-tab {
    flex: 1 0 auto;
    white-space: nowrap;
    font-size: 11px;
    padding: 8px 12px;
    text-align: center;
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  /* Projects & Ideas teasers */
  .project-card,
  .prism-card {
    padding: 22px 18px !important;
  }

  .project-title {
    font-size: 20px;
  }

  .project-desc {
    font-size: 14px;
    line-height: 1.6;
  }

  .project-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .project-links {
    width: 100%;
    display: flex;
    gap: 10px;
  }

  .project-link,
  .repo-link {
    flex: 1;
    justify-content: center;
    min-height: 42px;
  }

  /* Contact & Email */
  .email-copy-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .email-copy-wrap .contact-email {
    font-size: clamp(16px, 5.2vw, 22px);
    word-break: break-all;
  }

  .copy-action-btn {
    width: 100%;
    justify-content: center;
    min-height: 44px;
  }

  .social-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .social-link {
    min-height: 48px;
    padding: 12px 14px;
  }

  .availability-card {
    padding: 20px 18px;
  }

  .avail-title {
    font-size: 20px;
  }
}

/* ── Contact Form ── */
.contact-form {
  margin: 22px 0 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cf-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.cf-input,
.cf-textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--text);
  width: 100%;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  box-sizing: border-box;
  resize: vertical;
}

.cf-input:focus,
.cf-textarea:focus {
  outline: none;
  border-color: var(--nature);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.16);
}

.cf-input::placeholder,
.cf-textarea::placeholder {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 12.5px;
}

.cf-submit {
  width: 100%;
  justify-content: center;
  min-height: 44px;
  margin-top: 2px;
}

body.light .cf-input,
body.light .cf-textarea {
  background: #ffffff;
  border-color: #cbd5e1;
  color: #0f172a;
}

body.light .cf-input:focus,
body.light .cf-textarea:focus {
  border-color: var(--nature);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.18);
}

@media (max-width: 640px) {
  .cf-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .contact-form {
    margin: 18px 0 22px;
    gap: 10px;
  }
}