/* ── Variables ─────────────────────────────────────────── */
:root {
  --cream:       #FDF6E3;
  --parchment:   #F0E2C4;
  --kraft:       #C4A06A;
  --warm-brown:  #7B4F2E;
  --dark-brown:  #3C2010;
  --ink:         #1E0F06;
  --rust:        #A0431E;
  --amber:       #C06A1A;
  --tan:         #D4A96A;
  --tape-color:  rgba(196,160,106,0.55);

  --font-display: 'Playfair Display', Georgia, serif;
  --font-hand:    'Caveat', cursive;
  --font-body:    'Lato', sans-serif;
}

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; background: var(--cream); }
body {
  background: transparent; /* dot-bg canvas is the page background */
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── Dot-grid background canvas ────────────────────────── */
#dot-bg {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
}
a { color: inherit; text-decoration: none; }
strong { font-weight: 700; }
.caveat { font-family: var(--font-hand); }

/* ── Grain Overlay ─────────────────────────────────────── */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
}

/* ── Nav ───────────────────────────────────────────────── */
.tape-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  padding: 0;
}
.tape-strip {
  background: var(--tape-color);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(124, 80, 46, 0.2);
  display: flex;
  gap: 0;
  padding: 0.5rem 2rem;
  width: 100%;
  justify-content: center;
  gap: 2.5rem;
}
.nav-icon {
  color: var(--rust);
  font-size: 0.9rem;
  opacity: 0.75;
  pointer-events: none;
  display: flex;
  align-items: center;
}
.tape-strip a {
  font-family: var(--font-hand);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dark-brown);
  letter-spacing: 0.03em;
  transition: color 0.2s;
  position: relative;
}
.tape-strip a.nav-active { color: var(--rust); }
.tape-strip a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--rust);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.tape-strip a:hover { color: var(--rust); }
.tape-strip a:hover::after { transform: scaleX(1); }

/* ── Hero ──────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  background: linear-gradient(160deg, #1c0c04 0%, #3a1a08 45%, #5c2e10 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.coffee-ring {
  position: absolute;
  border-radius: 50%;
  border: 2px solid rgba(196,160,106,0.18);
  pointer-events: none;
}
.ring-1 {
  width: 260px;
  height: 260px;
  bottom: 15%;
  right: 10%;
  border-width: 3px;
  border-color: rgba(196,160,106,0.12);
  box-shadow: inset 0 0 0 8px rgba(196,160,106,0.05), 0 0 0 3px rgba(196,160,106,0.06);
}
.ring-2 {
  width: 160px;
  height: 160px;
  top: 20%;
  left: 8%;
  border-color: rgba(196,160,106,0.1);
  box-shadow: inset 0 0 0 5px rgba(196,160,106,0.04);
}
.hero-content {
  text-align: center;
  position: relative;
  z-index: 2;
  padding: 2rem;
}
.hero-label {
  color: var(--tan);
  font-size: 1.3rem;
  letter-spacing: 0.08em;
  margin-bottom: 1.2rem;
  opacity: 0.9;
}
.hero-name {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 9rem);
  font-weight: 900;
  color: var(--parchment);
  line-height: 0.95;
  letter-spacing: -0.02em;
}
.hero-name em {
  font-style: italic;
  color: var(--tan);
}
.hero-sub {
  color: var(--kraft);
  font-size: 1.4rem;
  margin-top: 1.8rem;
  min-height: 2rem;
  letter-spacing: 0.03em;
}
#typewriter::after {
  content: '|';
  animation: blink 1s step-end infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

/* ── Hero canvas ───────────────────────────────────────── */
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0.55;
}

/* ── Terminal widget ───────────────────────────────────── */
.hero-terminal {
  margin-top: 2rem;
  width: 360px;
  max-width: 90vw;
  background: rgba(8, 4, 1, 0.82);
  border: 1px solid rgba(196,160,106,0.22);
  border-radius: 7px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.78rem;
  box-shadow: 0 10px 40px rgba(0,0,0,0.55), 0 0 0 1px rgba(196,160,106,0.08);
  text-align: left;
  position: relative;
  z-index: 2;
  display: inline-block;
}
.terminal-bar {
  background: rgba(196,160,106,0.12);
  border-bottom: 1px solid rgba(196,160,106,0.12);
  padding: 0.45rem 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 7px 7px 0 0;
}
.t-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}
.t-red    { background: #ff5f57; }
.t-yellow { background: #ffbd2e; }
.t-green  { background: #28c940; }
.t-title {
  font-family: 'Courier New', monospace;
  font-size: 0.7rem;
  color: rgba(196,160,106,0.5);
  margin-left: 0.5rem;
}
.terminal-body {
  padding: 0.85rem 1.1rem 1rem;
  line-height: 1.9;
}
.t-prompt {
  color: #28c940;
  margin-right: 0.45rem;
  font-weight: 700;
}
.t-out {
  color: rgba(240,226,196,0.6);
  padding-left: 1.1rem;
  display: block;
}
.t-blink {
  animation: blink 1s step-end infinite;
  color: var(--kraft);
}

/* ── Stats strip ───────────────────────────────────────── */
.stats-strip {
  background: var(--dark-brown);
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  border-top: 3px solid var(--rust);
  border-bottom: 3px solid var(--rust);
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.4rem 2.6rem;
  border-right: 1px solid rgba(196,160,106,0.12);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-size: 2.3rem;
  font-weight: 700;
  color: var(--tan);
  line-height: 1;
}
.stat-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--kraft);
  margin-top: 0.35rem;
  font-family: var(--font-body);
  font-weight: 700;
  text-align: center;
}
@media (max-width: 600px) {
  .stat-item { padding: 1rem 1.4rem; }
  .stat-num  { font-size: 1.8rem; }
}

.hero-scroll-hint {
  position: absolute;
  bottom: 4rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--kraft);
  font-size: 1.1rem;
  opacity: 0.6;
  animation: bob 2.5s ease-in-out infinite;
}
@keyframes bob { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(6px)} }

.torn-bottom {
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--cream);
  clip-path: polygon(
    0% 100%, 2% 60%, 4% 80%, 7% 30%, 10% 65%, 13% 20%, 16% 55%,
    20% 15%, 23% 50%, 27% 10%, 30% 45%, 33% 80%, 37% 25%, 40% 70%,
    43% 20%, 47% 60%, 50% 15%, 53% 55%, 57% 5%, 60% 50%, 63% 85%,
    66% 30%, 70% 70%, 73% 20%, 76% 60%, 80% 10%, 83% 55%, 87% 25%,
    90% 65%, 93% 15%, 96% 50%, 98% 80%, 100% 40%, 100% 100%
  );
}

/* ── Section shared ────────────────────────────────────── */
.section {
  padding: 6rem 2rem;
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
}
.section-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--dark-brown);
  margin-bottom: 1.2rem;
}
.section-tape {
  font-family: var(--font-hand);
  font-size: 1.1rem;
  background: var(--tape-color);
  color: var(--dark-brown);
  display: inline-block;
  padding: 0.25rem 1.2rem;
  letter-spacing: 0.06em;
  font-weight: 600;
}
.section-tape--top {
  position: absolute;
  top: 2.5rem;
  left: 50%;
  transform: translateX(-50%) rotate(-1deg);
}
.section-tape--left {
  position: absolute;
  top: 4rem;
  left: -0.5rem;
  transform: rotate(-1.5deg);
}
.section-header-strip {
  background: var(--dark-brown);
  display: inline-block;
  padding: 0.6rem 2rem 0.6rem 1.5rem;
  margin-bottom: 3rem;
  position: relative;
  clip-path: polygon(0 0, 100% 0, 97% 100%, 0 100%);
}
.section-header-strip h2 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--parchment);
  font-weight: 700;
}

/* ── Skills block (in about card) ─────────────────────── */
.skills-block {
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px dashed rgba(196,160,106,0.5);
}
.skills-label {
  font-size: 0.95rem;
  color: var(--amber);
  margin-bottom: 0.5rem;
  display: block;
}

/* ── Tags ──────────────────────────────────────────────── */
.tag-row { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.8rem; }
.tag {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  background: rgba(124,80,46,0.12);
  color: var(--warm-brown);
  border: 1px solid rgba(124,80,46,0.25);
  padding: 0.2rem 0.55rem;
  border-radius: 2px;
}
.tag--dark {
  background: rgba(60,32,16,0.1);
  color: var(--dark-brown);
  border-color: rgba(60,32,16,0.2);
}
.tag i { font-size: 0.75em; margin-right: 0.25rem; opacity: 0.85; }

/* ── About ─────────────────────────────────────────────── */
.about-section { padding-top: 8rem; }
.about-card {
  background: #fff;
  border: 1px solid rgba(196,160,106,0.4);
  padding: 3rem 3rem 2.5rem;
  max-width: 700px;
  margin: 3rem auto 0;
  position: relative;
  box-shadow: 4px 6px 24px rgba(60,32,16,0.1), 8px 10px 0 rgba(196,160,106,0.2);
  transform: rotate(-0.5deg);
}
.about-card {
  transition: box-shadow 0.3s, transform 0.3s;
}
.about-card:hover {
  box-shadow: 6px 10px 36px rgba(60,32,16,0.16), 10px 14px 0 rgba(196,160,106,0.25);
  transform: rotate(-0.2deg) translateY(-3px);
}
.about-card p { color: var(--warm-brown); margin-bottom: 1rem; font-size: 1.05rem; }
.about-card p:last-of-type { margin-bottom: 0; }
.about-sig { font-size: 1.3rem; color: var(--rust); margin-top: 1.5rem !important; }
.paperclip {
  position: absolute;
  top: -18px;
  left: 40px;
  width: 24px;
  height: 42px;
  border: 3px solid var(--tan);
  border-radius: 10px 10px 8px 8px;
  border-bottom: none;
}
.paperclip::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 3px;
  width: 12px;
  height: 26px;
  border: 3px solid var(--tan);
  border-radius: 6px 6px 5px 5px;
  border-bottom: none;
}

/* ── Timeline / Work ───────────────────────────────────── */
.work-section { padding-top: 6rem; }
.timeline {
  position: relative;
  padding-left: 2.5rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: 0.5rem;
  bottom: 0;
  width: 3px;
  background: repeating-linear-gradient(
    to bottom,
    var(--kraft) 0,
    var(--kraft) 8px,
    transparent 8px,
    transparent 16px
  );
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  margin-bottom: 3rem;
}
.timeline-dot {
  position: absolute;
  left: -2.1rem;
  top: 1.1rem;
  width: 14px;
  height: 14px;
  background: var(--rust);
  border-radius: 50%;
  border: 3px solid var(--cream);
  box-shadow: 0 0 0 2px var(--rust);
}
.timeline-card {
  background: var(--parchment);
  border: 1px solid rgba(196,160,106,0.5);
  padding: 1.5rem 1.8rem;
  position: relative;
  box-shadow: 3px 4px 16px rgba(60,32,16,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}
.timeline-card:hover {
  transform: translateY(-2px);
  box-shadow: 4px 8px 24px rgba(60,32,16,0.14);
}
.timeline-card::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 1rem;
  width: 0;
  height: 0;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-right: 8px solid rgba(196,160,106,0.5);
}
.timeline-date {
  font-size: 1rem;
  color: var(--amber);
  display: block;
  margin-bottom: 0.3rem;
}
.timeline-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark-brown);
  margin-bottom: 0.2rem;
}
.timeline-company {
  font-size: 0.9rem;
  color: var(--warm-brown);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.7rem;
}
.timeline-card p { color: var(--warm-brown); font-size: 0.98rem; }

/* Timeline card logo badge */
.tl-logo {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
  z-index: 1;
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
}
.tl-logo span {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.78rem;
  letter-spacing: -0.03em;
}
.tl-logo--aws    { background: #232F3E; color: #FF9900; font-size: 1.3rem; }
.tl-logo--amazon { background: #232F3E; color: #FF9900; }
.tl-logo--duke   { background: #003087; color: #fff; }
.tl-logo--zsuite { background: #1a56a0; color: #fff; }

/* Timeline dot pulse ring */
.timeline-dot { position: relative; }
.timeline-dot::after {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 2px solid var(--rust);
  opacity: 0;
  animation: dotPulse 2.4s ease-out infinite;
}
@keyframes dotPulse {
  0%   { transform: scale(1);   opacity: 0.7; }
  100% { transform: scale(2.8); opacity: 0; }
}

/* Click ripple on timeline cards */
.timeline-card { overflow: hidden; }
.ripple {
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  width: 80px;
  height: 80px;
  margin: -40px;
  background: rgba(160,67,30,0.15);
  animation: rippleAnim 0.6s linear;
  pointer-events: none;
}
@keyframes rippleAnim {
  to { transform: scale(6); opacity: 0; }
}
.timeline-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--rust);
  color: #fff;
  padding: 0.15rem 0.5rem;
  border-radius: 2px;
  vertical-align: middle;
  margin-left: 0.5rem;
}
.timeline-bullets {
  list-style: none;
  margin: 0.5rem 0 0.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.timeline-bullets li {
  font-size: 0.93rem;
  color: var(--warm-brown);
  padding-left: 1.2rem;
  position: relative;
  line-height: 1.55;
}
.timeline-bullets li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--kraft);
  font-weight: 700;
}

/* ── Projects / Polaroids ──────────────────────────────── */
.projects-section { padding-top: 8rem; }
.projects-heading {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--dark-brown);
  text-align: center;
  margin-bottom: 3.5rem;
  margin-top: 3rem;
}
.polaroid-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 2.5rem;
  padding: 1rem 0.5rem 2rem;
}
/* 3D card container — holds perspective */
.pol-container {
  perspective: 800px;
  cursor: none;
}

.polaroid {
  background: #fff;
  padding: 0.9rem 0.9rem 1.2rem;
  box-shadow: 4px 6px 20px rgba(60,32,16,0.14), 0 2px 4px rgba(60,32,16,0.08);
  transform: rotateZ(var(--rot, 0deg));
  transform-style: preserve-3d;
  transition: transform 0.7s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.3s ease;
  will-change: transform;
}

/* Pass 3D context through the caption wrapper */
.polaroid-caption {
  transform-style: preserve-3d;
}

/* Depth layers — each child floats at its own Z */
.polaroid-img,
.pol-title,
.pol-desc,
.pol-award,
.polaroid .tag-row {
  transform: translateZ(var(--tz, 0px));
  will-change: transform;
}
.polaroid-img {
  width: 100%;
  aspect-ratio: 4/3;
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}
.pol-img--1 { background: linear-gradient(135deg, #5a3060, #9b59b6); }
.pol-img--2 { background: linear-gradient(135deg, #3d6b4f, #6a9e6a); }
.pol-img--3 { background: linear-gradient(135deg, #5c7a3e, #8aad5a); }
.pol-img--4 { background: linear-gradient(135deg, #1a4a6b, #2e7dbd); }
.pol-emoji { font-size: 3rem; filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3)); }
.pol-award {
  display: block;
  font-size: 0.9rem;
  color: var(--rust);
  margin-top: 0.5rem;
  font-weight: 600;
}
.polaroid-caption { padding: 0 0.4rem; }
.pol-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark-brown);
  margin-bottom: 0.3rem;
}
.pol-desc { font-size: 0.85rem; color: #6b4a30; margin-bottom: 0.6rem; }
.pol-link {
  font-size: 1rem;
  font-weight: 700;
  color: var(--rust);
  display: inline-block;
  margin-top: 0.4rem;
  transition: letter-spacing 0.2s;
}
.pol-link:hover { letter-spacing: 0.05em; }

/* ── Awards ────────────────────────────────────────────── */
.awards-section { padding-top: 4rem; }
.awards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
@media (max-width: 768px) {
  .awards-grid { grid-template-columns: 1fr; }
}
.awards-paper {
  background: #fffdf5;
  border: 1px solid rgba(196,160,106,0.4);
  padding: 3rem 2.5rem;
  position: relative;
  box-shadow: 5px 8px 30px rgba(60,32,16,0.1);
}
.awards-paper::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    transparent,
    transparent 32px,
    rgba(196,160,106,0.15) 32px,
    rgba(196,160,106,0.15) 33px
  );
  pointer-events: none;
}
.stamp-corner {
  position: absolute;
  top: 1.5rem;
  right: 1.8rem;
  font-size: 2.5rem;
  color: var(--rust);
  opacity: 0.35;
  transform: rotate(12deg);
}
.awards-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
  z-index: 1;
}
.award-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.award-icon {
  font-size: 1.4rem;
  color: var(--rust);
  margin-top: 0.1rem;
  flex-shrink: 0;
}
.award-item strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--dark-brown);
  display: block;
  margin-bottom: 0.1rem;
}
.award-meta {
  font-size: 0.95rem;
  color: var(--amber);
  display: block;
  margin-bottom: 0.3rem;
}
.award-item p { font-size: 0.92rem; color: var(--warm-brown); }

/* ── Extracurriculars ──────────────────────────────────── */
.extras-section { padding-top: 6rem; }
.extras-heading {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--dark-brown);
  margin-bottom: 3rem;
}
.notes-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.8rem;
  align-items: flex-start;
}
.sticky-note {
  background: var(--note-color, #f0d9a0);
  padding: 1.5rem 1.4rem;
  width: 220px;
  min-height: 180px;
  position: relative;
  transform: rotate(var(--rot, 0deg));
  box-shadow: 3px 4px 14px rgba(60,32,16,0.15);
  transition: transform 0.25s, box-shadow 0.25s;
}
.sticky-note::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: rgba(124,80,46,0.2);
}
.sticky-note:hover {
  transform: rotate(0deg) scale(1.06);
  box-shadow: 6px 10px 28px rgba(60,32,16,0.25);
  z-index: 10;
}
/* Subtle idle wobble on sticky notes */
@keyframes noteWobble {
  0%,100% { transform: rotate(var(--rot, 0deg)); }
  25%     { transform: rotate(calc(var(--rot, 0deg) + 0.4deg)) translateY(-2px); }
  75%     { transform: rotate(calc(var(--rot, 0deg) - 0.4deg)) translateY(1px); }
}
.sticky-note {
  animation: noteWobble calc(4s + var(--delay, 0s) * 2) ease-in-out infinite;
}
.note-org {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark-brown);
  margin-bottom: 0.3rem;
}
.note-role {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--warm-brown);
  margin-bottom: 0.6rem;
}
.note-desc { font-size: 0.88rem; color: #5a3820; line-height: 1.5; }

/* ── Affiliations / Logo Wall ──────────────────────────── */
.affiliations-section { padding-top: 6rem; padding-bottom: 8rem; }
.affiliations-sub {
  font-size: 1.15rem;
  color: var(--warm-brown);
  margin-bottom: 2.5rem;
  margin-top: -1.5rem;
}
.affil-subhead {
  font-size: 1.35rem;
  color: var(--rust);
  margin: 2.5rem 0 1rem;
  letter-spacing: 0.04em;
}
.logo-wall--summits {
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}
.logo-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.2rem;
  align-items: start;
}
.logo-tile {
  background: #fff;
  border: 1px solid rgba(196,160,106,0.35);
  border-radius: 4px;
  padding: 1.4rem 1rem 1.1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 2px 3px 12px rgba(60,32,16,0.07);
  transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.25s;
  position: relative;
  overflow: hidden;
}
.logo-tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(108deg, transparent 40%, rgba(255,255,255,0.65) 50%, transparent 60%);
  transform: translateX(-120%);
  pointer-events: none;
}
.logo-tile:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: 6px 14px 30px rgba(60,32,16,0.17);
}
.logo-tile:hover::after {
  transform: translateX(120%);
  transition: transform 0.55s ease;
}
.logo-mark {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  background: var(--dark-brown);
  color: var(--parchment);
}
.logo-letter {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: -0.04em;
}
/* Per-brand colors */
.logo-duke    { background: #003087; color: #fff; }
.logo-aws     { background: #232F3E; color: #FF9900; font-size: 1.8rem; }
.logo-gs      { background: #1E2B4A; color: #83B2D0; }
.logo-js      { background: #002b4d; color: #f0a500; }
.logo-li      { background: #0077B5; color: #fff; font-size: 1.6rem; }
.logo-cornell { background: #B31B1B; color: #fff; }
.logo-deshaw  { background: #1A1A2E; color: #C8A96E; font-size: 0.95rem; letter-spacing: -0.03em; }
.logo-mlt     { background: #2D5016; color: #a8d85a; font-size: 0.9rem; letter-spacing: -0.03em; }
.logo-walmart { background: #0071CE; color: #FFC220; font-size: 1.5rem; }
.logo-walmart-img { background: #0071CE; padding: 8px; }
.logo-bass    { background: #003087; color: #C1A95A; }
.logo-name {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--dark-brown);
  letter-spacing: 0.02em;
  line-height: 1.3;
}
.logo-sub {
  font-size: 0.76rem;
  color: var(--warm-brown);
  opacity: 0.8;
  line-height: 1.4;
}
.logo-desc {
  font-size: 0.78rem;
  color: #5a3820;
  line-height: 1.55;
  text-align: left;
  padding-top: 0.5rem;
  border-top: 1px dashed rgba(196,160,106,0.4);
  margin-top: 0.1rem;
}
@media (max-width: 600px) {
  .logo-wall { grid-template-columns: repeat(3, 1fr); gap: 0.8rem; }
  .logo-mark { width: 44px; height: 44px; font-size: 1.2rem; }
}
@media (max-width: 380px) {
  .logo-wall { grid-template-columns: repeat(2, 1fr); }
}

/* ── Footer ────────────────────────────────────────────── */
.site-footer {
  background: var(--dark-brown);
  padding: 3rem 2rem;
  text-align: center;
}
.footer-inner { max-width: 600px; margin: 0 auto; }
.footer-name {
  font-size: 2rem;
  font-weight: 700;
  color: var(--parchment);
  margin-bottom: 1rem;
}
.footer-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  color: var(--kraft);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}
.footer-links a {
  color: var(--tan);
  transition: color 0.2s;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.footer-links a:hover { color: var(--parchment); }
.footer-tagline {
  font-size: 0.95rem;
  color: var(--kraft);
  max-width: 420px;
  margin: 0 auto 1.2rem;
  opacity: 0.8;
  line-height: 1.6;
}
.footer-links i { margin-right: 0.3rem; font-size: 0.85em; }
.footer-credit { font-size: 1rem; color: var(--kraft); opacity: 0.7; }

/* ── Scroll progress bar ───────────────────────────────── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(to right, var(--rust), var(--amber), var(--tan));
  z-index: 300;
  transition: width 0.1s linear;
  box-shadow: 0 0 8px rgba(160,67,30,0.5);
}

/* ── Custom cursor ─────────────────────────────────────── */
@media (pointer: fine) {
  * { cursor: none !important; }
}
.cursor-dot {
  position: fixed;
  top: 0; left: 0;
  width: 7px;
  height: 7px;
  background: var(--rust);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  will-change: transform;
}
.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  width: 34px;
  height: 34px;
  border: 1.5px solid rgba(160,67,30,0.45);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9997;
  transform: translate(-50%, -50%);
  will-change: transform;
  transition: width 0.25s, height 0.25s, border-color 0.25s, background 0.2s;
}
.cursor-ring.cursor-hover {
  width: 52px;
  height: 52px;
  border-color: rgba(160,67,30,0.7);
  background: rgba(160,67,30,0.06);
}

/* ── Hero entrance animations ──────────────────────────── */
.hero-label {
  animation: fadeSlideUp 0.9s cubic-bezier(0.16,1,0.3,1) 0.1s both;
}
.hero-name {
  animation: heroNameIn 1.2s cubic-bezier(0.16,1,0.3,1) 0.4s both;
}
@keyframes heroNameIn {
  from { opacity: 0; transform: translateY(50px) scale(0.95); filter: blur(6px); }
  to   { opacity: 1; transform: translateY(0)   scale(1);    filter: blur(0); }
}
.hero-sub {
  animation: fadeSlideUp 0.9s cubic-bezier(0.16,1,0.3,1) 0.9s both;
}
.hero-terminal {
  animation: fadeSlideUp 1s cubic-bezier(0.16,1,0.3,1) 1.3s both;
}
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-scroll-hint {
  animation: fadeSlideUp 1s ease 2s both;
}

/* ── Scroll reveal animations ──────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(36px) scale(0.97);
  transition: opacity 0.7s cubic-bezier(0.16,1,0.3,1) var(--delay, 0s),
              transform 0.7s cubic-bezier(0.16,1,0.3,1) var(--delay, 0s);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* ── Chat Widget ────────────────────────────────────────── */
#chat-widget {
  position: fixed;
  bottom: 1.8rem;
  right: 1.8rem;
  z-index: 9000;
  font-family: 'Lato', sans-serif;
}

#chat-toggle {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: none;
  background: var(--rust);
  color: var(--cream);
  font-size: 1.4rem;
  cursor: none;
  box-shadow: 0 4px 18px rgba(160,67,30,0.40);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1),
              background 0.2s;
  position: relative;
  z-index: 1;
}
#chat-toggle:hover { background: var(--warm-brown); transform: scale(1.1); }

.chat-icon-close { display: none; }
#chat-widget.open .chat-icon-open  { display: none; }
#chat-widget.open .chat-icon-close { display: block; }
#chat-widget.open #chat-toggle { background: var(--warm-brown); }

#chat-panel {
  position: absolute;
  bottom: 66px;
  right: 0;
  width: 360px;
  max-height: calc(100vh - 120px);
  background: var(--parchment);
  border: 1.5px solid rgba(160,67,30,0.18);
  border-radius: 12px;
  box-shadow: 0 12px 48px rgba(60,32,16,0.22);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform-origin: bottom right;
  transform: scale(0.85) translateY(12px);
  opacity: 0;
  transition: transform 0.28s cubic-bezier(0.34,1.56,0.64,1),
              opacity 0.22s ease;
  pointer-events: none;
}
#chat-panel:not([hidden]) {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

#chat-header {
  background: var(--dark-brown);
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.chat-title  { color: var(--amber); font-size: 1.15rem; }
.chat-subtitle { color: rgba(253,246,227,0.5); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; }

#chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-height: calc(100vh - 220px);
  scroll-behavior: smooth;
}
#chat-messages::-webkit-scrollbar { width: 4px; }
#chat-messages::-webkit-scrollbar-thumb { background: var(--tan); border-radius: 4px; }

.chat-msg { max-width: 88%; line-height: 1.5; }
.chat-msg p { margin: 0; font-size: 0.88rem; }

.chat-msg--bot {
  align-self: flex-start;
  background: var(--cream);
  border: 1px solid rgba(160,67,30,0.12);
  border-radius: 4px 12px 12px 12px;
  padding: 0.5rem 0.75rem;
  color: var(--dark-brown);
}
.chat-msg--user {
  align-self: flex-end;
  background: var(--rust);
  color: var(--cream);
  border-radius: 12px 4px 12px 12px;
  padding: 0.5rem 0.75rem;
}

.chat-msg--typing .chat-dots {
  display: flex;
  gap: 4px;
  padding: 2px 0;
}
.chat-dots span {
  width: 6px; height: 6px;
  background: var(--warm-brown);
  border-radius: 50%;
  animation: chatDot 1s ease-in-out infinite;
}
.chat-dots span:nth-child(2) { animation-delay: 0.2s; }
.chat-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes chatDot {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-5px); opacity: 1; }
}

#chat-suggestions {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 0.5rem 0.9rem 0.6rem;
  border-top: 1px solid rgba(160,67,30,0.10);
}
#chat-suggestions.hidden { display: none; }
.suggestion-chip {
  background: transparent;
  border: 1px solid rgba(160,67,30,0.25);
  border-radius: 20px;
  padding: 0.35rem 0.75rem;
  font-size: 0.78rem;
  font-family: 'Lato', sans-serif;
  color: var(--warm-brown);
  cursor: none;
  text-align: left;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.suggestion-chip:hover {
  background: var(--rust);
  color: var(--cream);
  border-color: var(--rust);
}

#chat-form {
  display: flex;
  gap: 0;
  border-top: 1px solid rgba(160,67,30,0.14);
  background: var(--cream);
}
#chat-input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.65rem 0.9rem;
  font-size: 0.88rem;
  font-family: 'Lato', sans-serif;
  color: var(--dark-brown);
  outline: none;
}
#chat-input::placeholder { color: var(--tan); }
#chat-form button[type="submit"] {
  border: none;
  background: transparent;
  color: var(--rust);
  padding: 0 0.9rem;
  font-size: 1rem;
  cursor: none;
  transition: color 0.2s;
}
#chat-form button[type="submit"]:hover { color: var(--warm-brown); }

@media (max-width: 480px) {
  #chat-panel { width: calc(100vw - 3.6rem); }
}

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 768px) {
  .tape-strip { gap: 1.2rem; font-size: 0.95rem; padding: 0.4rem 1rem; }
  .about-card { padding: 2rem 1.5rem; transform: none; }
  .timeline { padding-left: 1.8rem; }
  .polaroid-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .notes-grid { justify-content: center; }
  .sticky-note { width: 180px; min-height: 160px; }
  .affil-badge { min-width: 130px; }
  .section-tape--left { left: 0; }
}
@media (max-width: 480px) {
  .polaroid-grid { grid-template-columns: 1fr; }
  .hero-name { font-size: 3.5rem; }
  .tape-strip { flex-wrap: wrap; row-gap: 0.2rem; }
}