/* =============================================
   KRUTHIKHA VISHALI — PORTFOLIO v2
   Palette: warm paper · ink blue · muted sage · bronze
   Fonts: Cormorant Garamond + DM Sans
   ============================================= */

:root {
  --bg:          #F5F2EE;
  --surface:     #EDEAE5;
  --surface-2:   #E5E1DA;
  --text:        #1C1C1A;
  --text-muted:  #6B6560;
  --text-faint:  #9A9590;
  --blue:        #5C6F8A;
  --blue-soft:   #A3B1C4;
  --blue-pale:   #E8EDF3;
  --sage:        #4A5750;
  --sage-soft:   #8A9990;
  --sage-pale:   #E6EBEA;
  --bronze:      #C4B49A;
  --bronze-deep: #8B7355;
  --border:      rgba(28,28,26,0.10);
  --border-soft: rgba(28,28,26,0.06);
  --ff-display: 'Cormorant Garamond', Georgia, serif;
  --ff-body:    'DM Sans', system-ui, sans-serif;
  --max: 1200px;
  --pad: clamp(1.5rem, 5vw, 4rem);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--ff-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ---- NAV ---- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem var(--pad);
  background: rgba(245,242,238,0.90);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
  transition: box-shadow 0.3s;
}
.nav.scrolled { box-shadow: 0 1px 24px rgba(28,28,26,0.07); }
.nav-logo {
  font-family: var(--ff-display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text);
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.nav-link {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
  transition: color 0.2s;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--sage);
  transition: width 0.25s ease;
}
.nav-link:hover { color: var(--text); }
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }
.nav-link.active { color: var(--text); }
.nav-cta {
  font-family: var(--ff-body);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--bg);
  background: var(--sage);
  border: none;
  padding: 0.5rem 1.2rem;
  border-radius: 2rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
}
.nav-cta:hover { background: var(--text); transform: translateY(-1px); }

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3rem;
  padding: 8rem var(--pad) 5rem;
  max-width: var(--max);
  margin: 0 auto;
  position: relative;
}

.hero-left { display: flex; flex-direction: column; gap: 0; }

.hero-photo-wrap {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--border);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.7s 0.05s forwards;
}
.hero-photo { width: 100%; height: 100%; object-fit: cover; object-position: center top; filter: sepia(6%) contrast(1.02); }

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  opacity: 0;
  animation: fadeUp 0.7s 0.15s forwards;
}
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--sage); flex-shrink: 0; }

.hero-name {
  font-family: var(--ff-display);
  font-size: clamp(3.5rem, 8vw, 7.5rem);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.25s forwards;
}
.hero-name em { font-style: italic; color: var(--blue); }

.hero-descriptor {
  font-size: clamp(0.9rem, 1.5vw, 1.05rem);
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 1.75rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.35s forwards;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.45s forwards;
}
.hero-tags span {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-pale);
  padding: 0.3rem 0.8rem;
  border-radius: 2rem;
  border: 1px solid rgba(92,111,138,0.15);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.55s forwards;
}
.btn-primary {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--sage);
  padding: 0.65rem 1.5rem;
  border-radius: 2rem;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
}
.btn-primary:hover { background: var(--text); transform: translateY(-2px); }
.btn-ghost {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: transparent;
  padding: 0.65rem 1.5rem;
  border-radius: 2rem;
  border: 1px solid var(--border);
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, transform 0.15s;
}
.btn-ghost:hover { border-color: var(--text-muted); color: var(--text); transform: translateY(-2px); }

.hero-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0;
  animation: fadeUp 1s 0.6s forwards;
}

/* ---- CURRENTLY CARD ---- */
.currently-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.75rem 2rem;
  font-family: 'Courier New', 'Courier', monospace;
  width: 100%;
}

.currently-header {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  margin-bottom: 0.9rem;
  font-family: 'Courier New', monospace;
}

.currently-divider {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin: 0.9rem 0;
}

.currently-rows {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.currently-row {
  display: grid;
  grid-template-columns: 1.2rem 6.5rem 1fr;
  align-items: baseline;
  gap: 0.5rem;
}

.currently-arrow {
  font-size: 0.78rem;
  color: var(--bronze-deep);
  font-family: 'Courier New', monospace;
}

.currently-project {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  font-family: 'Courier New', monospace;
  letter-spacing: 0.02em;
}

.currently-status {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: 'Courier New', monospace;
  letter-spacing: 0.01em;
}

.currently-footer {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.7rem;
  color: var(--sage);
  font-family: 'Courier New', monospace;
  letter-spacing: 0.02em;
}

.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--sage);
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: var(--pad);
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
  opacity: 0;
  animation: fadeUp 0.8s 1s forwards;
}
.scroll-line {
  width: 40px; height: 1px;
  background: var(--bronze);
  position: relative; overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--text);
  animation: slideLine 2.5s 1.5s infinite;
}

/* ---- SECTIONS ---- */
.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 8rem) var(--pad);
}
.section-label {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bronze-deep);
  margin-bottom: 2rem;
}
.section-heading {
  font-family: var(--ff-display);
  font-size: clamp(2.25rem, 4.5vw, 4rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 3rem;
}
.section-heading em { font-style: italic; color: var(--blue); }

/* ---- ABOUT ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 5rem;
  align-items: start;
}
.about-quick {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}
.quick-item {
  display: flex;
  justify-content: space-between;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.82rem;
}
.quick-key { color: var(--text-faint); }
.quick-val { color: var(--text-muted); }

.about-right p {
  color: var(--text-muted);
  font-size: 0.97rem;
  margin-bottom: 1.1rem;
  line-height: 1.8;
}
.about-links { display: flex; gap: 1.5rem; margin-top: 1.75rem; flex-wrap: wrap; }
.about-link {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--bronze);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.about-link:hover { color: var(--blue); border-color: var(--blue); }

/* ---- SKILLS ---- */
.skills-section { background: var(--surface); border-radius: 0; max-width: 100%; }
.skills-section .section-heading,
.skills-section .section-label { max-width: var(--max); margin-left: auto; margin-right: auto; padding-left: var(--pad); padding-right: var(--pad); }
.skills-section .section-label { padding-top: clamp(4rem, 8vw, 8rem); }

.skills-grid {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad) clamp(4rem, 8vw, 8rem);
  display: flex;
  flex-direction: column;
  gap: 2rem;
  border-top: 1px solid var(--border);
}
.skill-group {
  display: grid;
  grid-template-columns: 10rem 1fr;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-soft);
  align-items: start;
}
.skill-group-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bronze-deep);
  padding-top: 0.35rem;
}
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-tags span {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 0.3rem 0.8rem;
  border-radius: 2rem;
  transition: border-color 0.2s, color 0.2s;
}
.skill-tags span:hover { border-color: var(--blue-soft); color: var(--blue); }

/* ---- PROJECTS ---- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.3s;
}
.project-card:hover { transform: translateY(-5px); box-shadow: 0 24px 64px rgba(28,28,26,0.09); }

.project-card--featured {
  grid-column: 1 / -1;
  background: var(--text);
}
.project-card--featured .project-type,
.project-card--featured .project-year,
.project-card--featured .project-title,
.project-card--featured .project-subtitle,
.project-card--featured .project-desc,
.project-card--featured .project-collab { color: rgba(245,242,238,0.65); }
.project-card--featured .project-title { color: var(--bg); }
.project-card--featured strong { color: rgba(245,242,238,0.9); font-weight: 400; }
.project-card--featured .stat-val { color: var(--bronze); }
.project-card--featured .stat-key { color: rgba(245,242,238,0.45); }
.project-card--featured .project-stack span {
  background: rgba(245,242,238,0.08);
  color: rgba(245,242,238,0.6);
  border-color: rgba(245,242,238,0.1);
}
.project-card--featured .project-badge-inline {
  background: rgba(196,180,154,0.2);
  color: var(--bronze);
  border-color: rgba(196,180,154,0.25);
}

.project-card-inner {
  padding: 2rem 2.25rem;
}
.project-card-inner--single { display: flex; flex-direction: column; height: 100%; }

.project-card--featured .project-card-inner {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 3rem;
  align-items: start;
}
.project-left { display: flex; flex-direction: column; }
.project-right { display: flex; align-items: flex-start; justify-content: flex-end; }
.project-stats-col {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 1.5rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 0.875rem;
}
.project-stat-big { display: flex; flex-direction: column; gap: 0.2rem; }
.project-stat-big .stat-val {
  font-family: var(--ff-display);
  font-size: 2rem;
  font-weight: 500;
  line-height: 1;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.project-type {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.project-year { font-size: 0.68rem; color: var(--text-faint); }
.project-badge-inline {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sage);
  background: var(--sage-pale);
  border: 1px solid rgba(74,87,80,0.18);
  padding: 0.25rem 0.7rem;
  border-radius: 2rem;
}

.project-title {
  font-family: var(--ff-display);
  font-size: 2.25rem;
  font-weight: 400;
  line-height: 1;
  margin-bottom: 0.3rem;
  color: var(--text);
}
.project-subtitle {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}
.project-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 0.85rem;
}
.project-collab {
  font-size: 0.72rem;
  color: var(--text-faint);
  font-style: italic;
  margin-bottom: 1.25rem;
  margin-top: 0.25rem;
}

.project-stats { display: flex; gap: 1.75rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.project-stat { display: flex; flex-direction: column; gap: 0.2rem; }
.stat-val {
  font-family: var(--ff-display);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--sage);
  line-height: 1;
}
.stat-key {
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  text-transform: uppercase;
}
.project-stack { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-bottom: 1.25rem; margin-top: auto; }
.project-stack span {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--surface-2);
  padding: 0.28rem 0.65rem;
  border-radius: 2rem;
  border: 1px solid var(--border);
}
.project-live {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--blue-soft);
  padding-bottom: 2px;
  transition: opacity 0.2s;
  margin-top: auto;
}
.project-live:hover { opacity: 0.6; }

/* ---- RESEARCH ---- */
.research-list {
  border-top: 1px solid var(--border);
}
.research-item {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 2rem;
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
  transition: background 0.2s;
}
.research-num {
  font-family: var(--ff-display);
  font-size: 1.35rem;
  font-weight: 300;
  color: var(--bronze);
  padding-top: 0.25rem;
}
.research-status {
  display: inline-block;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 2rem;
  margin-bottom: 0.75rem;
}
.research-status--submitted { background: var(--blue-pale); color: var(--blue); border: 1px solid rgba(92,111,138,0.15); }
.research-status--progress { background: var(--surface-2); color: var(--text-faint); border: 1px solid var(--border); }
.research-body h3 {
  font-family: var(--ff-display);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 0.6rem;
}
.research-body p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 0.9rem;
}
.research-tags { display: flex; gap: 0.45rem; flex-wrap: wrap; }
.research-tags span {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-pale);
  padding: 0.22rem 0.65rem;
  border-radius: 2rem;
  border: 1px solid rgba(92,111,138,0.12);
}

/* ---- EXTRAS ---- */
.extras-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.extras-block { display: flex; flex-direction: column; }
.exploring-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.75rem 2rem;
  margin-top: 0.5rem;
}
.exploring-tag {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sage);
  background: var(--sage-pale);
  border: 1px solid rgba(74,87,80,0.15);
  display: inline-block;
  padding: 0.25rem 0.7rem;
  border-radius: 2rem;
  margin-bottom: 0.85rem;
}
.exploring-card h3 {
  font-family: var(--ff-display);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}
.exploring-card p {
  font-size: 0.87rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 1rem;
}
.exploring-stack { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.exploring-stack span {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--surface-2);
  padding: 0.28rem 0.65rem;
  border-radius: 2rem;
  border: 1px solid var(--border);
}

.extras-list { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--border); margin-top: 0.5rem; }
.extra-item {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border-soft);
  align-items: start;
}
.extra-icon { color: var(--bronze); font-size: 0.85rem; padding-top: 0.25rem; }
.extra-body h4 {
  font-family: var(--ff-display);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 0.25rem;
}
.extra-body p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.6; }

/* ---- CONTACT ---- */
.contact { border-top: 1px solid var(--border); }
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: end;
}
.contact-heading {
  font-family: var(--ff-display);
  font-size: clamp(2.75rem, 6vw, 5.5rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text);
}
.contact-heading em { font-style: italic; color: var(--blue); }
.contact-right p {
  color: var(--text-muted);
  font-size: 0.97rem;
  line-height: 1.8;
  margin-bottom: 1.75rem;
}
.contact-cta {
  display: block;
  font-size: 1rem;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.7rem;
  margin-bottom: 1.75rem;
  transition: color 0.2s, border-color 0.2s;
}
.contact-cta:hover { color: var(--blue); border-color: var(--blue); }
.contact-links { display: flex; gap: 1.5rem; }
.contact-links a {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.contact-links a:hover { color: var(--text); }

/* ---- FOOTER ---- */
.footer {
  border-top: 1px solid var(--border);
  padding: 1.75rem var(--pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  max-width: 100%;
}
.footer-links a {
  color: var(--text-faint);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--text-muted); }

/* ---- ANIMATIONS ---- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideLine {
  from { left: -100%; }
  to   { left: 100%; }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.85); }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---- CHAT WIDGET ---- */
.chat-bubble {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--sage);
  color: var(--bg);
  padding: 0.75rem 1.25rem 0.75rem 1rem;
  border-radius: 2rem;
  cursor: pointer;
  box-shadow: 0 4px 24px rgba(74,87,80,0.25);
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  font-family: var(--ff-body);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}
.chat-bubble:hover {
  background: var(--text);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(28,28,26,0.18);
}
.chat-bubble--open { background: var(--text); }
.chat-bubble-label { white-space: nowrap; }

.chat-panel {
  position: fixed;
  bottom: 5.5rem;
  right: 2rem;
  z-index: 199;
  width: 380px;
  max-height: 560px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  box-shadow: 0 20px 60px rgba(28,28,26,0.14);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px) scale(0.97);
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.chat-panel--open {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0) scale(1);
}

.chat-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-soft);
  background: var(--surface);
}
.chat-header-left { display: flex; align-items: center; gap: 0.75rem; }
.chat-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--sage);
  color: var(--bg);
  font-family: var(--ff-display);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.chat-header-name {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
}
.chat-header-sub {
  font-size: 0.68rem;
  color: var(--text-faint);
  letter-spacing: 0.04em;
}
.chat-close {
  background: none;
  border: none;
  color: var(--text-faint);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 0.25rem;
  transition: color 0.2s;
}
.chat-close:hover { color: var(--text); }

.chat-starters {
  padding: 1rem 1.25rem 0.5rem;
  border-bottom: 1px solid var(--border-soft);
}
.chat-starters-label {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.6rem;
}
.starter-q {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--ff-body);
  cursor: pointer;
  margin-bottom: 0.4rem;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.starter-q:hover {
  border-color: var(--blue-soft);
  color: var(--blue);
  background: var(--blue-pale);
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-height: 80px;
}
.chat-messages::-webkit-scrollbar { width: 3px; }
.chat-messages::-webkit-scrollbar-track { background: transparent; }
.chat-messages::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.chat-msg {
  font-size: 0.84rem;
  line-height: 1.65;
  max-width: 88%;
  padding: 0.6rem 0.9rem;
  border-radius: 0.875rem;
}
.chat-msg--user {
  background: var(--sage);
  color: var(--bg);
  align-self: flex-end;
  border-bottom-right-radius: 0.2rem;
}
.chat-msg--assistant {
  background: var(--surface);
  color: var(--text);
  align-self: flex-start;
  border-bottom-left-radius: 0.2rem;
  border: 1px solid var(--border-soft);
}

/* Typing indicator */
.chat-typing {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0.75rem 1rem;
}
.chat-typing span {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--text-faint);
  animation: typingDot 1.2s infinite ease-in-out;
}
.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingDot {
  0%, 80%, 100% { transform: scale(0.7); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}

.chat-input-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-top: 1px solid var(--border-soft);
}
.chat-input {
  flex: 1;
  font-family: var(--ff-body);
  font-size: 0.82rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.625rem;
  padding: 0.55rem 0.85rem;
  outline: none;
  transition: border-color 0.2s;
}
.chat-input:focus { border-color: var(--blue-soft); }
.chat-input::placeholder { color: var(--text-faint); }
.chat-send {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--sage);
  border: none;
  color: var(--bg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s, transform 0.15s;
}
.chat-send:hover { background: var(--text); transform: scale(1.05); }

.chat-disclaimer {
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  text-align: center;
  padding: 0 1.25rem 0.75rem;
}

@media (max-width: 600px) {
  .chat-panel { width: calc(100vw - 2rem); right: 1rem; bottom: 5rem; }
  .chat-bubble { right: 1rem; bottom: 1rem; }
}

/* ---- RESPONSIVE ---- */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 3rem; }
  .hero-right { order: -1; }
  .hero-float-card { flex-direction: row; flex-wrap: wrap; gap: 1.5rem; }
  .float-divider { display: none; }
  .about-grid, .contact-inner, .extras-grid { grid-template-columns: 1fr; gap: 3rem; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-card--featured .project-card-inner { grid-template-columns: 1fr; gap: 2rem; }
  .nav-links { display: none; }
  .skill-group { grid-template-columns: 1fr; gap: 0.75rem; }
}
@media (max-width: 600px) {
  .hero-name { font-size: 3rem; }
  .research-item { grid-template-columns: 3rem 1fr; gap: 1rem; }
  .project-stats { flex-wrap: wrap; gap: 1.25rem; }
}