:root{
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --line: #e5e7eb;
  --line-strong: #d6dbe4;

  --text: #162033;
  --text-soft: #4b5565;
  --text-faint: #6b7280;

  --primary: #183a72;
  --primary-2: #2454a6;
  --primary-3: #eaf1ff;

  --accent: #0f766e;
  --accent-soft: #e6f7f5;

  --shadow-sm: 0 8px 24px rgba(15, 23, 42, .06);
  --shadow-md: 0 18px 48px rgba(15, 23, 42, .10);
  --shadow-lg: 0 28px 70px rgba(15, 23, 42, .14);

  --radius-xs: 10px;
  --radius-sm: 14px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --radius-xl: 30px;

  --container: 1240px;
  --topbar-h: 78px;

  --transition: 180ms ease;
}

*,
*::before,
*::after{
  box-sizing: border-box;
}

html{
  scroll-behavior: smooth;
}

body{
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(36,84,166,.08), transparent 28%),
    radial-gradient(circle at top right, rgba(15,118,110,.06), transparent 22%),
    linear-gradient(180deg, #f8fafc 0%, #f4f7fb 100%);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img{
  max-width: 100%;
  display: block;
}

a{
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition), transform var(--transition), background-color var(--transition), border-color var(--transition);
}

a:hover{
  color: var(--primary-2);
}

button,
input,
textarea{
  font: inherit;
}

button{
  cursor: pointer;
}

.container{
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

/* ========== TOPBAR ========== */

.topbar{
  position: sticky;
  top: 0;
  z-index: 1200;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(255,255,255,.82);
  border-bottom: 1px solid rgba(229,231,235,.9);
  box-shadow: 0 10px 30px rgba(15,23,42,.04);
}

.topbar-inner{
  min-height: var(--topbar-h);
  display: flex;
  align-items: center;
  gap: 20px;
  justify-content: space-between;
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.02em;
}

.brand:hover{
  color: var(--primary);
}

.brand-mark{
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 0 0 6px rgba(24,58,114,.10);
  flex: 0 0 auto;
}

.brand-text{
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-links{
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.topbar-links a{
  color: var(--text-soft);
  font-size: .95rem;
  font-weight: 600;
  padding: 10px 12px;
  border-radius: 999px;
  position: relative;
}

.topbar-links a:hover{
  background: rgba(24,58,114,.07);
  color: var(--primary);
}

.topbar-links a.toc-active{
  background: var(--primary-3);
  color: var(--primary);
}

.topbar-right{
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 0 0 auto;
}

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

.icon-btn{
  width: 42px;
  height: 42px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-soft);
  background: rgba(255,255,255,.7);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.icon-btn svg{
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.icon-btn:hover{
  color: var(--primary);
  border-color: rgba(36,84,166,.2);
  transform: translateY(-1px);
}

.lang{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.9);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px;
}

.lang-btn{
  min-width: 42px;
  text-align: center;
  padding: 9px 12px;
  font-size: .88rem;
  font-weight: 700;
  color: var(--text-soft);
  border-radius: 999px;
}

.lang-btn.active{
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(24,58,114,.25);
}

/* ========== HERO ========== */

.hero{
  padding: 42px 0 28px;
}

.hero-shell{
  position: relative;
}

.hero-grid{
  display: grid;
  grid-template-columns: 1.35fr .9fr;
  gap: 28px;
  align-items: stretch;
}

.hero-copy,
.hero-side{
  background: linear-gradient(180deg, rgba(255,255,255,.98), rgba(255,255,255,.92));
  border: 1px solid rgba(214,219,228,.8);
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-xl);
}

.hero-copy{
  padding: 42px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 520px;
}

.pill{
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 8px;
  background: var(--primary-3);
  color: var(--primary);
  border: 1px solid rgba(36,84,166,.12);
  border-radius: 999px;
  padding: 10px 16px;
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 18px;
}

.hero-title{
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.25rem);
  line-height: 1.03;
  letter-spacing: -.045em;
  color: var(--text);
  max-width: 11ch;
}

.hero-subtitle{
  margin: 18px 0 0;
  font-size: 1.08rem;
  color: var(--text-soft);
  max-width: 70ch;
}

.hero-cta{
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.hero-meta{
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-side{
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  justify-content: space-between;
}

.hero-photo{
  position: relative;
  border-radius: 26px;
  overflow: hidden;
  background: linear-gradient(135deg, #dfe8f6, #f8fbff);
  border: 1px solid var(--line);
  min-height: 360px;
}

.hero-photo::after{
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 42%;
  background: linear-gradient(180deg, transparent, rgba(15,23,42,.08));
  pointer-events: none;
}

.hero-photo img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-quick{
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
}

.quick-row{
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.quick-row:last-of-type{
  border-bottom: 0;
}

.q-label{
  color: var(--text-faint);
  font-size: .9rem;
  font-weight: 600;
}

.q-value{
  color: var(--text);
  font-weight: 600;
  word-break: break-word;
}

.q-link{
  color: var(--primary);
}

.quick-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

/* ========== BUTTONS / TAGS / CHIPS ========== */

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 13px 18px;
  font-weight: 700;
  font-size: .96rem;
  line-height: 1;
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), border-color var(--transition), color var(--transition);
  white-space: nowrap;
}

.btn:hover{
  transform: translateY(-1px);
}

.btn-solid{
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: 0 16px 32px rgba(24,58,114,.20);
}

.btn-solid:hover{
  color: #fff;
  box-shadow: 0 20px 38px rgba(24,58,114,.28);
}

.btn-ghost{
  background: rgba(255,255,255,.9);
  color: var(--primary);
  border-color: rgba(36,84,166,.16);
}

.btn-ghost:hover{
  background: var(--primary-3);
  color: var(--primary);
}

.btn-mini{
  padding: 11px 14px;
  font-size: .88rem;
  border-radius: 12px;
}

.btn-wide{
  min-width: 180px;
}

.btn-ico{
  font-size: 1rem;
  line-height: 1;
}

.cta-link{
  font-weight: 700;
  color: var(--primary);
}

.cta-link:hover{
  color: var(--primary-2);
}

.chip,
.kchip,
.tag,
.date-pill{
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  line-height: 1;
  font-weight: 700;
}

.chip{
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text-soft);
  padding: 10px 14px;
  font-size: .92rem;
}

.chip-link{
  color: var(--primary);
}

.kchip{
  background: rgba(24,58,114,.06);
  border: 1px solid rgba(24,58,114,.08);
  color: var(--primary);
  padding: 8px 11px;
  font-size: .82rem;
  font-weight: 600;
}

.tag{
  background: rgba(15,118,110,.10);
  color: var(--accent);
  border: 1px solid rgba(15,118,110,.12);
  padding: 8px 11px;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.date-pill{
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text-faint);
  padding: 9px 12px;
  font-size: .82rem;
}

/* ========== SECTIONS ========== */

.section{
  padding: 34px 0;
}

.section-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
}

.section-title{
  margin: 0;
  font-size: clamp(1.5rem, 2.6vw, 2.15rem);
  line-height: 1.15;
  letter-spacing: -.03em;
  color: var(--text);
}

/* ========== GENERIC CARDS / GRID ========== */

.grid{
  display: grid;
  gap: 20px;
}

.grid-2{
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3{
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cards{
  display: grid;
  gap: 20px;
}

.card{
  background: rgba(255,255,255,.96);
  border: 1px solid rgba(214,219,228,.9);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card:hover{
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(36,84,166,.14);
}

.card-head{
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.card-title{
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.35;
  color: var(--text);
  letter-spacing: -.02em;
}

.card-sub{
  color: var(--text-soft);
  font-weight: 600;
  margin-top: 4px;
}

.muted{
  color: var(--text-faint);
}

.small{
  font-size: .92rem;
}

.divider{
  height: 1px;
  background: var(--line);
  margin: 16px 0;
}

.link{
  font-weight: 700;
  white-space: nowrap;
}

.bullets{
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--text-soft);
}

.bullets li + li{
  margin-top: 10px;
}

.chips{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

/* ========== PUBLICATIONS ========== */

.pub-list{
  display: grid;
  gap: 20px;
}

.pub-row{
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 22px;
  padding: 24px;
  background: rgba(255,255,255,.96);
  border: 1px solid rgba(214,219,228,.9);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.pub-row:hover{
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(36,84,166,.16);
}

.pub-left{
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.pub-badges{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.pub-links{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.mini-link{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 11px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 700;
  color: var(--primary);
}

.mini-link:hover{
  background: var(--primary-3);
}

.publication-link{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: fit-content;
  padding: 10px 14px;
  background: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 8px;
  box-shadow: 0 12px 22px rgba(23,50,77,.14);
  color: #fff;
  font-size: .9rem;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
}

.publication-link:hover{
  background: var(--primary-2);
  border-color: var(--primary-2);
  box-shadow: 0 16px 28px rgba(23,50,77,.2);
  transform: translateY(-1px);
}

.pub-right{
  min-width: 0;
}

.pub-title{
  margin: 0 0 12px;
  font-size: 1.22rem;
  line-height: 1.4;
  color: var(--text);
  letter-spacing: -.02em;
}

.pub-cite{
  color: var(--text-soft);
  font-size: .98rem;
  line-height: 1.8;
}

.pub-cite em{
  color: var(--text);
  font-style: italic;
}

.pub-keywords{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.pub-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.ask-action{
  border: 0;
  background: linear-gradient(135deg, #183a72, #2454a6);
  color: #fff;
  padding: 13px 18px;
  border-radius: 14px;
  font-weight: 700;
  font-size: .94rem;
  box-shadow: 0 16px 30px rgba(24,58,114,.18);
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.ask-action:hover{
  transform: translateY(-1px);
  box-shadow: 0 20px 40px rgba(24,58,114,.24);
}

/* ========== ACADEMIC PROJECTS ========== */

.academic-projects-list{
  display: grid;
  gap: 20px;
}

.academic-project-card{
  background: rgba(255,255,255,.97);
  border: 1px solid rgba(214,219,228,.9);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.academic-project-card:hover{
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(36,84,166,.14);
}

.academic-project-top{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: 6px 0 12px;
}

.academic-project-title{
  margin: 0 0 10px;
  font-size: 1.18rem;
  line-height: 1.4;
  letter-spacing: -.02em;
}

.meta-label,
.meta-k{
  font-size: .82rem;
  color: var(--text-faint);
  font-weight: 700;
}

.academic-project-org{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
  color: var(--text-soft);
}

.meta-value,
.meta-v{
  color: var(--text);
  font-weight: 600;
}

.academic-project-desc{
  margin: 0 0 16px;
  color: var(--text-soft);
}

.academic-project-meta{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.meta-item{
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 13px 14px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

/* ========== CHAT MODAL ========== */

.chat-modal{
  position: fixed;
  inset: 0;
  z-index: 2000;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition);
}

.chat-modal.show{
  opacity: 1;
  pointer-events: auto;
}

.chat-backdrop{
  position: absolute;
  inset: 0;
  background: rgba(9, 14, 24, .52);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.chat-panel{
  position: absolute;
  right: 24px;
  bottom: 24px;
  width: min(560px, calc(100vw - 28px));
  height: min(74vh, 760px);
  background: rgba(255,255,255,.98);
  border: 1px solid rgba(214,219,228,.9);
  border-radius: 26px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.chat-head{
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff, #f8fbff);
}

.chat-title{
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.02em;
}

.chat-sub{
  color: var(--text-faint);
  margin-top: 4px;
  font-size: .92rem;
}

.chat-x{
  border: 0;
  background: var(--surface-2);
  color: var(--text-soft);
  width: 38px;
  height: 38px;
  border-radius: 999px;
  font-size: 1rem;
}

.chat-x:hover{
  background: #eef2f7;
  color: var(--text);
}

.chat-body{
  padding: 18px;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background:
    radial-gradient(circle at top right, rgba(36,84,166,.04), transparent 18%),
    linear-gradient(180deg, #fbfcfe, #f7f9fd);
}

.chat-msg{
  display: flex;
  flex-direction: column;
  max-width: 86%;
  gap: 8px;
}

.chat-msg.me{
  align-self: flex-end;
}

.chat-msg.bot{
  align-self: flex-start;
}

.chat-bubble{
  border-radius: 18px;
  padding: 14px 15px;
  font-size: .96rem;
  line-height: 1.7;
  word-wrap: break-word;
  box-shadow: var(--shadow-sm);
}

.chat-msg.bot .chat-bubble{
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text);
  border-top-left-radius: 8px;
}

.chat-msg.me .chat-bubble{
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  border-top-right-radius: 8px;
}

.chat-bubble code{
  background: rgba(15,23,42,.08);
  padding: 2px 6px;
  border-radius: 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .9em;
}

.chat-msg.me .chat-bubble code{
  background: rgba(255,255,255,.16);
}

.chat-bubble a{
  color: inherit;
  text-decoration: underline;
}

.chat-sources{
  font-size: .82rem;
  color: var(--text-faint);
  padding-left: 4px;
}

.chat-foot{
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  padding: 16px 18px 18px;
  border-top: 1px solid var(--line);
  background: #fff;
}

.chat-input{
  width: 100%;
  border: 1px solid var(--line-strong);
  background: var(--surface-2);
  color: var(--text);
  border-radius: 14px;
  padding: 14px 16px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.chat-input:focus{
  border-color: rgba(36,84,166,.35);
  box-shadow: 0 0 0 4px rgba(36,84,166,.10);
  background: #fff;
}

.chat-typing{
  display: none;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text-faint);
  width: fit-content;
  box-shadow: var(--shadow-sm);
}

.chat-typing.show{
  display: inline-flex;
}

.dot{
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--primary);
  opacity: .45;
  animation: blink 1.2s infinite ease-in-out;
}

.dot:nth-child(2){ animation-delay: .15s; }
.dot:nth-child(3){ animation-delay: .3s; }

.typing-text{
  margin-left: 5px;
  font-size: .9rem;
  font-weight: 600;
}

@keyframes blink{
  0%, 80%, 100%{ transform: translateY(0); opacity: .28; }
  40%{ transform: translateY(-2px); opacity: 1; }
}

/* ========== FOOTER ========== */

.footer{
  padding: 42px 0 52px;
}

.footer-inner{
  background: rgba(255,255,255,.96);
  border: 1px solid rgba(214,219,228,.9);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: 32px;
  text-align: center;
}

.footer-inner h3{
  margin: 0 0 16px;
  font-size: 1.5rem;
  letter-spacing: -.02em;
}

.footer-actions{
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

/* ========== TOAST ========== */

.toast{
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%) translateY(16px);
  background: rgba(22,32,51,.95);
  color: #fff;
  padding: 12px 16px;
  border-radius: 14px;
  font-size: .92rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 3000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}

.toast.show{
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ========== EMPTY STATES ========== */

.empty{
  background: rgba(255,255,255,.92);
  border: 1px dashed var(--line-strong);
  border-radius: 20px;
  padding: 26px;
  color: var(--text-faint);
  text-align: center;
}

/* ========== UTILITIES ========== */

::selection{
  background: rgba(36,84,166,.18);
}

:focus-visible{
  outline: 3px solid rgba(36,84,166,.18);
  outline-offset: 2px;
  border-radius: 8px;
}

/* ========== RESPONSIVE ========== */

@media (max-width: 1180px){
  .hero-grid{
    grid-template-columns: 1fr;
  }

  .hero-copy{
    min-height: auto;
  }

  .topbar-inner{
    flex-wrap: wrap;
    padding: 12px 0;
  }

  .topbar-links{
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 2px;
    scrollbar-width: thin;
  }

  .topbar-links a{
    white-space: nowrap;
  }

  .grid-3{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pub-row{
    grid-template-columns: 1fr;
  }

  .academic-project-meta{
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px){
  .container{
    width: min(var(--container), calc(100% - 24px));
  }

  .section{
    padding: 26px 0;
  }

  .hero{
    padding-top: 24px;
  }

  .hero-copy,
  .hero-side,
  .card,
  .pub-row,
  .academic-project-card,
  .footer-inner{
    border-radius: 22px;
  }

  .hero-copy{
    padding: 28px 22px;
  }

  .hero-side{
    padding: 18px;
  }

  .hero-title{
    max-width: none;
  }

  .hero-cta{
    flex-direction: column;
    align-items: stretch;
  }

  .hero-cta .btn,
  .hero-cta .cta-link{
    width: 100%;
    justify-content: center;
  }

  .grid-2,
  .grid-3{
    grid-template-columns: 1fr;
  }

  .card-head{
    flex-direction: column;
    align-items: flex-start;
  }

  .pub-actions{
    flex-direction: column;
    align-items: stretch;
  }

  .pub-actions .btn,
  .pub-actions .ask-action{
    width: 100%;
    justify-content: center;
  }

  .quick-row{
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .chat-panel{
    right: 10px;
    left: 10px;
    bottom: 10px;
    width: auto;
    height: min(78vh, 760px);
    border-radius: 22px;
  }

  .chat-foot{
    grid-template-columns: 1fr;
  }

  .footer-inner{
    padding: 26px 18px;
  }
}

@media (max-width: 560px){
  :root{
    --topbar-h: 72px;
  }

  body{
    font-size: 15px;
  }

  .topbar-right{
    width: 100%;
    justify-content: space-between;
  }

  .socials{
    gap: 6px;
  }

  .icon-btn{
    width: 40px;
    height: 40px;
  }

  .hero-photo{
    min-height: 300px;
  }

  .section-title{
    font-size: 1.45rem;
  }

  .pub-title,
  .card-title,
  .academic-project-title{
    font-size: 1.06rem;
  }

  .chip,
  .btn,
  .ask-action{
    font-size: .9rem;
  }

  .toast{
    width: calc(100% - 24px);
    text-align: center;
  }
}

/* ========== ACADEMIC REDESIGN ========== */

:root{
  --bg: #f4f1ea;
  --surface: #fffdf8;
  --surface-2: #f8f4ec;
  --line: #ddd4c4;
  --line-strong: #cabcaa;
  --text: #1b2430;
  --text-soft: #4f5b67;
  --text-faint: #78818b;
  --primary: #17324d;
  --primary-2: #254d74;
  --primary-3: #e9f0f5;
  --accent: #8a5a2b;
  --accent-soft: #f4eadc;
  --shadow-sm: 0 12px 30px rgba(31, 39, 49, .055);
  --shadow-md: 0 22px 54px rgba(31, 39, 49, .09);
  --shadow-lg: 0 34px 80px rgba(31, 39, 49, .14);
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;
}

body{
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  background:
    linear-gradient(90deg, rgba(23,50,77,.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(23,50,77,.025) 1px, transparent 1px),
    radial-gradient(circle at 12% 8%, rgba(138,90,43,.12), transparent 28%),
    linear-gradient(180deg, #faf7f0 0%, #f3efe7 52%, #eee8df 100%);
  background-size: 36px 36px, 36px 36px, auto, auto;
  color: var(--text);
}

.topbar{
  background: rgba(250,247,240,.9);
  border-bottom: 1px solid rgba(202,188,170,.8);
  box-shadow: none;
}

.brand{
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: -.015em;
}

.brand-mark{
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--accent);
  box-shadow: inset 0 0 0 7px rgba(138,90,43,.09);
  position: relative;
}

.brand-mark::after{
  content: "";
  position: absolute;
  inset: 9px;
  border-radius: 50%;
  background: var(--primary);
}

.topbar-links{
  gap: 2px;
}

.topbar-links a{
  color: #475160;
  border-radius: 8px;
  font-size: .88rem;
  letter-spacing: .01em;
  padding: 9px 10px;
}

.topbar-links a:hover,
.topbar-links a.toc-active{
  background: var(--primary);
  color: #fff;
}

.icon-btn,
.lang{
  background: rgba(255,253,248,.86);
  border-color: var(--line);
  box-shadow: none;
}

.lang-btn{
  border-radius: 8px;
}

.lang-btn.active{
  background: var(--primary);
  box-shadow: none;
}

.hero{
  padding: 54px 0 36px;
}

.hero-grid{
  grid-template-columns: minmax(0, 1.15fr) 390px;
  gap: 0;
  background: rgba(255,253,248,.86);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.hero-copy,
.hero-side{
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.hero-copy{
  min-height: 560px;
  padding: clamp(34px, 5vw, 68px);
  position: relative;
}

.hero-copy::before{
  content: "Curriculum Vitae";
  color: var(--accent);
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .18em;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.pill{
  background: transparent;
  border: 0;
  border-left: 3px solid var(--accent);
  border-radius: 0;
  color: var(--primary);
  font-size: .93rem;
  font-weight: 700;
  line-height: 1.45;
  max-width: 760px;
  padding: 0 0 0 14px;
}

.hero-title,
.section-title,
.pub-title,
.card-title,
.academic-project-title,
.footer-inner h3{
  font-family: "Source Serif 4", Georgia, serif;
}

.hero-title{
  color: var(--primary);
  font-size: clamp(3.1rem, 7vw, 6.4rem);
  letter-spacing: -.06em;
  line-height: .93;
  max-width: 9.5ch;
}

.hero-subtitle{
  border-top: 1px solid var(--line);
  color: var(--text-soft);
  font-size: 1.08rem;
  line-height: 1.82;
  margin-top: 28px;
  max-width: 78ch;
  padding-top: 24px;
}

.hero-side{
  border-left: 1px solid var(--line);
  padding: 28px;
}

.hero-photo{
  border-radius: 18px;
  border-color: var(--line-strong);
  min-height: 410px;
  filter: saturate(.92) contrast(1.02);
}

.hero-quick{
  background: var(--surface-2);
  border-color: var(--line);
  border-radius: 18px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
}

.quick-row{
  border-bottom-color: var(--line);
}

.q-label,
.meta-label,
.meta-k{
  color: var(--accent);
  font-size: .74rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.btn,
.ask-action{
  border-radius: 10px;
}

.btn-solid,
.ask-action{
  background: var(--primary);
  box-shadow: 0 16px 28px rgba(23,50,77,.16);
}

.btn-solid:hover,
.ask-action:hover{
  background: var(--primary-2);
  box-shadow: 0 20px 34px rgba(23,50,77,.2);
}

.btn-ghost,
.mini-link{
  background: transparent;
  border-color: var(--line-strong);
  color: var(--primary);
}

.cta-link{
  color: var(--accent);
}

.chip,
.date-pill,
.kchip,
.tag{
  border-radius: 8px;
  box-shadow: none;
}

.chip,
.date-pill{
  background: rgba(255,253,248,.92);
  border-color: var(--line);
}

.tag{
  background: var(--accent-soft);
  border-color: #e5d3bd;
  color: #76502b;
}

.kchip{
  background: var(--primary-3);
  border-color: #d8e1e8;
  color: var(--primary);
}

.section{
  padding: 42px 0;
}

.section-head{
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 24px;
  padding-bottom: 14px;
}

.section-title{
  color: var(--primary);
  font-size: clamp(1.9rem, 3vw, 2.75rem);
  letter-spacing: -.04em;
}

.section-title::before{
  content: "";
  display: inline-block;
  width: 34px;
  height: 1px;
  margin-right: 14px;
  vertical-align: .36em;
  background: var(--accent);
}

.card,
.pub-row,
.academic-project-card,
.footer-inner{
  background: rgba(255,253,248,.92);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
}

.card:hover,
.pub-row:hover,
.academic-project-card:hover{
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.cards{
  gap: 14px;
}

.card{
  padding: 22px 24px;
}

#experience .card{
  border-left: 4px solid var(--primary);
}

#experience .card:first-child{
  border-left-color: var(--accent);
  background: linear-gradient(90deg, rgba(244,234,220,.9), rgba(255,253,248,.94));
}

.card-head{
  align-items: center;
  margin-bottom: 0;
}

.card-title{
  color: var(--primary);
  font-size: 1.3rem;
  letter-spacing: -.025em;
}

.card-sub{
  color: var(--text-soft);
  font-size: .97rem;
  font-weight: 500;
}

.pub-row{
  grid-template-columns: 180px 1fr;
  padding: 28px;
}

.pub-title{
  color: var(--primary);
  font-size: 1.45rem;
}

.pub-cite{
  color: #46515d;
  line-height: 1.85;
}

.academic-project-title{
  color: var(--primary);
  font-size: 1.32rem;
}

.academic-project-org,
.muted{
  color: var(--text-soft);
}

.footer{
  padding: 56px 0 64px;
}

.footer-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 28px 32px;
  background:
    linear-gradient(90deg, rgba(244,234,220,.74), rgba(255,253,248,.94)),
    var(--surface);
  color: var(--text);
  position: relative;
  overflow: hidden;
}

.footer-inner::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: var(--accent);
}

.footer-copy{
  min-width: 0;
}

.footer-kicker{
  color: var(--accent);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .16em;
  margin-bottom: 6px;
  text-transform: uppercase;
}

.footer-inner h3{
  color: var(--primary);
  margin-bottom: 8px;
}

.footer-actions{
  justify-content: flex-end;
  margin: 0;
}

.footer-inner .btn-ghost{
  background: rgba(255,253,248,.72);
}

.chat-panel,
.chat-head,
.chat-foot,
.chat-msg.bot .chat-bubble{
  background: var(--surface);
  border-color: var(--line);
}

@media (max-width: 1180px){
  .hero-grid{
    grid-template-columns: 1fr;
  }

  .hero-side{
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 860px){
  .hero{
    padding-top: 28px;
  }

  .hero-grid{
    border-radius: 22px;
  }

  .hero-copy{
    min-height: auto;
  }

  .hero-title{
    font-size: clamp(2.7rem, 16vw, 4.4rem);
  }

  .section-title::before{
    width: 24px;
    margin-right: 10px;
  }

  .pub-row{
    grid-template-columns: 1fr;
  }

  .hero-cta{
    flex-direction: row;
    align-items: center;
    gap: 10px;
  }

  .hero-cta .btn,
  .hero-cta .cta-link{
    width: auto;
  }

  .btn{
    padding: 11px 14px;
  }

  .btn-wide{
    min-width: 0;
  }

  .quick-actions,
  .pub-actions,
  .footer-actions{
    flex-direction: row;
    align-items: center;
    gap: 8px;
  }

  .pub-actions .btn,
  .pub-actions .ask-action{
    width: auto;
  }

  .ask-action{
    padding: 11px 14px;
  }

  .footer-inner{
    align-items: flex-start;
    flex-direction: column;
    padding: 24px 22px;
  }

  .footer-actions{
    justify-content: flex-start;
    width: 100%;
  }
}

@media (max-width: 560px){
  .topbar-right{
    align-items: center;
  }

  .hero-cta,
  .quick-actions,
  .pub-actions,
  .footer-actions{
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }

  .hero-cta::-webkit-scrollbar,
  .quick-actions::-webkit-scrollbar,
  .pub-actions::-webkit-scrollbar,
  .footer-actions::-webkit-scrollbar{
    display: none;
  }

  .hero-cta .btn,
  .hero-cta .cta-link,
  .quick-actions .btn,
  .pub-actions .btn,
  .pub-actions .ask-action,
  .footer-actions .btn{
    flex: 0 0 auto;
    width: auto;
    white-space: nowrap;
  }

  .footer-actions .btn-solid{
    max-width: calc(100vw - 92px);
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .footer-inner{
    border-radius: 18px;
  }
}


/* ========== YAYIN GRUPLARI + YENI FOOTER (2026-08-05) ========== */

/* --- Tur filtresi --- */

.pub-filter{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: -6px 0 22px;
}

.pub-filter-btn{
  align-items: center;
  background: rgba(255,253,248,.86);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-soft);
  cursor: pointer;
  display: inline-flex;
  font-family: inherit;
  font-size: .88rem;
  font-weight: 600;
  gap: 8px;
  letter-spacing: .01em;
  padding: 8px 14px;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.pub-filter-btn:hover{
  border-color: var(--line-strong);
  color: var(--primary);
}

.pub-filter-btn.is-active{
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.pub-filter-count{
  background: rgba(23,50,77,.09);
  border-radius: 999px;
  color: inherit;
  font-size: .76rem;
  font-weight: 700;
  line-height: 1;
  min-width: 20px;
  padding: 4px 6px;
  text-align: center;
}

.pub-filter-btn.is-active .pub-filter-count{
  background: rgba(255,255,255,.22);
}

/* --- Gruplar --- */

.pub-groups{
  display: flex;
  flex-direction: column;
  gap: 34px;
}

.pub-group[hidden]{
  display: none;
}

.pub-group-head{
  align-items: baseline;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  padding-bottom: 8px;
}

.pub-group-head[hidden]{
  display: none;
}

.pub-group-title{
  color: var(--primary);
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 1.18rem;
  font-weight: 600;
  letter-spacing: -.01em;
  margin: 0;
}

.pub-group-count{
  color: var(--text-faint);
  font-size: .84rem;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.pub-group-count::before{
  content: "(";
}

.pub-group-count::after{
  content: ")";
}

.pub-empty-filter{
  color: var(--text-faint);
  padding: 28px 0;
  text-align: center;
}

.pub-empty-filter[hidden]{
  display: none;
}

/* --- "En guncel" isareti --- */

.pub-row.is-latest{
  border-color: #d8c3a4;
  box-shadow: var(--shadow-md);
}

.latest-pill{
  align-items: center;
  background: var(--accent);
  border-radius: 8px;
  color: #fff;
  display: inline-flex;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  padding: 5px 9px;
  text-transform: uppercase;
}

/* ========== FOOTER ========== */

.site-footer{
  background:
    linear-gradient(180deg, rgba(244,234,220,.34), rgba(244,234,220,.62)),
    var(--surface);
  border-top: 1px solid var(--line-strong);
  margin-top: 46px;
  padding: 52px 0 26px;
}

.footer-grid{
  display: grid;
  gap: 34px 40px;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
}

.footer-brand{
  align-items: center;
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.footer-name{
  color: var(--primary);
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 1.16rem;
  font-weight: 700;
  letter-spacing: -.015em;
}

.footer-role{
  color: var(--text-soft);
  font-size: .92rem;
  line-height: 1.6;
  margin: 0 0 6px;
  max-width: 42ch;
}

.footer-loc{
  color: var(--text-faint);
  font-size: .88rem;
  margin: 0 0 16px;
}

.footer-cv{
  align-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: var(--primary);
  display: inline-flex;
  font-size: .88rem;
  font-weight: 600;
  gap: 8px;
  padding: 9px 14px;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}

.footer-cv:hover{
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.footer-col-title{
  color: var(--primary);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .16em;
  margin: 0 0 14px;
  text-transform: uppercase;
}

.footer-links{
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li + li{
  margin-top: 9px;
}

.footer-links a{
  color: var(--text-soft);
  font-size: .92rem;
  text-decoration: none;
  transition: color var(--transition);
  word-break: break-word;
}

.footer-links a:hover{
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-bottom{
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--text-faint);
  display: flex;
  flex-wrap: wrap;
  font-size: .85rem;
  gap: 12px;
  justify-content: space-between;
  margin-top: 36px;
  padding-top: 18px;
}

.footer-meta{
  align-items: center;
  display: flex;
  gap: 8px;
}

.footer-meta a{
  color: var(--text-soft);
  text-decoration: none;
}

.footer-meta a:hover{
  color: var(--accent);
}

.footer-meta a.is-current{
  color: var(--primary);
  font-weight: 700;
}

.footer-sep{
  color: var(--line-strong);
}

@media (max-width: 980px){
  .footer-grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-about{
    grid-column: 1 / -1;
  }
}

@media (max-width: 620px){
  .pub-filter{
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }

  .pub-filter::-webkit-scrollbar{
    display: none;
  }

  .pub-filter-btn{
    flex: 0 0 auto;
  }

  .footer-grid{
    gap: 28px;
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-bottom{
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer{
    padding-top: 40px;
  }
}

/* ========== CONNECTED SCHOLAR / DIGITAL DOSSIER (2026-09-16) ========== */

:root{
  --electric: #2f73a8;
  --ink-deep: #102a43;
  --paper-warm: #fbf8f1;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

html{
  scroll-behavior: smooth;
}

body{
  background:
    linear-gradient(90deg, rgba(23,50,77,.026) 1px, transparent 1px),
    linear-gradient(180deg, rgba(23,50,77,.022) 1px, transparent 1px),
    radial-gradient(circle at 11% 7%, rgba(138,90,43,.13), transparent 25rem),
    radial-gradient(circle at 91% 24%, rgba(47,115,168,.075), transparent 28rem),
    linear-gradient(180deg, #fbf8f1 0%, #f4f0e8 54%, #eee8df 100%);
  background-size: 40px 40px, 40px 40px, auto, auto, auto;
}

.scroll-progress{
  height: 3px;
  inset: 0 0 auto;
  overflow: hidden;
  pointer-events: none;
  position: fixed;
  z-index: 1200;
}

.scroll-progress span{
  background: linear-gradient(90deg, var(--accent), var(--electric));
  display: block;
  height: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.topbar{
  backdrop-filter: blur(18px) saturate(1.08);
  -webkit-backdrop-filter: blur(18px) saturate(1.08);
}

.brand-mark::before{
  background: var(--electric);
  border: 2px solid var(--paper-warm);
  border-radius: 50%;
  content: "";
  height: 6px;
  position: absolute;
  right: -2px;
  top: 3px;
  width: 6px;
  z-index: 2;
}

.hero{
  padding: 42px 0 40px;
}

.hero-grid{
  background:
    linear-gradient(120deg, rgba(255,253,248,.98), rgba(255,253,248,.84)),
    var(--surface);
  grid-template-columns: minmax(0, 1.04fr) minmax(480px, .96fr);
  isolation: isolate;
  position: relative;
}

.hero-grid::after{
  border: 1px solid rgba(138,90,43,.28);
  border-radius: 50%;
  content: "";
  height: 420px;
  left: -235px;
  pointer-events: none;
  position: absolute;
  top: -255px;
  width: 420px;
  z-index: -1;
}

.hero-copy{
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 560px;
  padding: clamp(32px, 4vw, 52px);
}

.hero-copy::before{
  display: none;
}

.hero-eyebrow{
  align-items: center;
  color: var(--accent);
  display: flex;
  font-family: var(--mono);
  font-size: .7rem;
  font-weight: 500;
  gap: 11px;
  letter-spacing: .13em;
  margin-bottom: 14px;
  text-transform: uppercase;
}

.hero-eyebrow-line{
  background: var(--accent);
  height: 1px;
  width: 30px;
}

.hero-copy .pill{
  color: var(--primary-2);
  font-size: .88rem;
  margin-bottom: 14px;
}

.hero-title{
  font-size: clamp(3.25rem, 6.2vw, 6rem);
  line-height: .91;
  margin-bottom: 0;
  max-width: 8.8ch;
}

.hero-subtitle{
  font-size: 1.01rem;
  line-height: 1.62;
  margin-top: 18px;
  max-width: 64ch;
  padding-top: 18px;
}

.hero-meta{
  margin-top: 14px;
}

.hero-stats{
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 20px;
  max-width: 600px;
}

.hero-stat{
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
  padding: 12px 18px 0 0;
  text-decoration: none;
}

.hero-stat + .hero-stat{
  border-left: 1px solid var(--line);
  padding-left: 18px;
}

.hero-stat strong{
  color: var(--primary);
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 1.6rem;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.hero-stat span{
  color: var(--text-faint);
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .07em;
  line-height: 1.35;
  text-transform: uppercase;
}

.hero-stat[href]:hover strong{
  color: var(--accent);
}

.hero-side{
  background:
    linear-gradient(180deg, rgba(16,42,67,.98), rgba(20,49,75,.98)),
    var(--ink-deep);
  border-left-color: rgba(255,255,255,.08);
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 20px;
}

.research-map{
  --map-x: 0px;
  --map-y: 0px;
  background:
    radial-gradient(circle at 50% 44%, rgba(47,115,168,.17), transparent 32%),
    linear-gradient(140deg, rgba(255,255,255,.03), transparent 44%);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 20px;
  flex: 1;
  min-height: 520px;
  overflow: hidden;
  position: relative;
}

.research-map::after{
  border: 1px solid rgba(207,174,132,.28);
  border-radius: 50%;
  content: "";
  height: 290px;
  left: 50%;
  pointer-events: none;
  position: absolute;
  top: 48%;
  transform: translate(-50%, -50%);
  width: 290px;
}

.research-map-head{
  align-items: center;
  display: flex;
  justify-content: space-between;
  left: 20px;
  position: absolute;
  right: 20px;
  top: 18px;
  z-index: 3;
}

.research-map-kicker,
.research-map-status,
.research-map-foot{
  font-family: var(--mono);
  font-size: .59rem;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.research-map-kicker{
  color: #f0d5b3;
}

.research-map-status{
  align-items: center;
  color: rgba(255,255,255,.55);
  display: flex;
  gap: 6px;
}

.research-map-status i{
  animation: network-pulse 2.2s ease-in-out infinite;
  background: #79b9e8;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(121,185,232,.1);
  height: 5px;
  width: 5px;
}

.research-network{
  height: 100%;
  inset: 0;
  overflow: visible;
  position: absolute;
  transform: translate(var(--map-x), var(--map-y));
  transition: transform .28s ease-out;
  width: 100%;
}

.network-grid path{
  fill: none;
  opacity: .07;
  stroke: #d8e6f1;
  stroke-width: 1;
}

.network-edges path{
  animation: network-dash 18s linear infinite;
  fill: none;
  stroke: rgba(130,184,224,.52);
  stroke-dasharray: 4 8;
  stroke-width: 1.25;
}

.network-edges .edge-secondary{
  opacity: .42;
  stroke: rgba(207,174,132,.55);
  stroke-dasharray: 2 9;
}

.network-minor circle{
  fill: #cfae84;
  opacity: .65;
}

.network-node{
  cursor: pointer;
  outline: none;
}

.network-node circle{
  fill: rgba(16,42,67,.9);
  stroke: rgba(255,255,255,.29);
  stroke-width: 1.2;
  transition: fill .22s ease, stroke .22s ease, stroke-width .22s ease;
}

.network-node text{
  fill: rgba(255,255,255,.88);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .08em;
  pointer-events: none;
  text-anchor: middle;
}

.network-node .node-count{
  fill: rgba(255,255,255,.48);
  font-size: 8px;
  font-weight: 400;
  letter-spacing: .02em;
  text-transform: none;
}

.network-node:hover circle,
.network-node:focus circle{
  fill: rgba(47,115,168,.55);
  stroke: #f0d5b3;
  stroke-width: 2;
}

.network-node-publications circle,
.network-node-projects circle{
  stroke: rgba(240,213,179,.6);
}

.network-identity{
  align-items: center;
  display: flex;
  flex-direction: column;
  left: 50%;
  pointer-events: none;
  position: absolute;
  top: 48%;
  transform: translate(-50%, -50%);
  z-index: 2;
}

.network-photo{
  background: #e8ded0;
  border: 3px solid #f0d5b3;
  border-radius: 50%;
  box-shadow: 0 18px 50px rgba(0,0,0,.35), 0 0 0 10px rgba(47,115,168,.12);
  height: 132px;
  overflow: hidden;
  width: 132px;
}

.network-photo img{
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.network-identity span{
  background: #f0d5b3;
  border-radius: 999px;
  color: var(--ink-deep);
  font-family: var(--mono);
  font-size: .6rem;
  font-weight: 500;
  letter-spacing: .1em;
  margin-top: -8px;
  padding: 6px 12px;
  text-transform: uppercase;
}

.research-map-foot{
  bottom: 17px;
  color: rgba(255,255,255,.43);
  display: flex;
  justify-content: space-between;
  left: 20px;
  position: absolute;
  right: 20px;
}

.hero-side .hero-quick{
  background: rgba(255,255,255,.055);
  border-color: rgba(255,255,255,.12);
  color: #fff;
  padding: 4px 16px 14px;
}

.hero-side .quick-row{
  border-bottom-color: rgba(255,255,255,.1);
  grid-template-columns: 82px 1fr;
  padding: 11px 0;
}

.hero-side .q-label{
  color: #f0d5b3;
}

.hero-side .q-value,
.hero-side .q-link{
  color: rgba(255,255,255,.8);
  font-size: .84rem;
}

.hero-side .btn-ghost{
  border-color: rgba(255,255,255,.22);
  color: #fff;
}

.hero-side .btn-ghost:hover{
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.42);
}

.dossier-head{
  align-items: end;
  display: grid;
  gap: 16px;
  grid-template-columns: 58px minmax(0, 1fr) auto;
  padding-bottom: 18px;
}

.section-index{
  color: var(--accent);
  font-family: var(--mono);
  font-size: .78rem;
  letter-spacing: .08em;
  padding-bottom: 7px;
}

.section-heading-copy{
  min-width: 0;
}

.section-kicker{
  color: var(--text-faint);
  display: block;
  font-family: var(--mono);
  font-size: .65rem;
  letter-spacing: .14em;
  margin-bottom: 4px;
  text-transform: uppercase;
}

.dossier-head .section-title::before{
  display: none;
}

.section-count{
  color: var(--text-faint);
  font-family: var(--mono);
  font-size: .69rem;
  letter-spacing: .07em;
  padding-bottom: 7px;
  text-transform: uppercase;
}

.section:nth-of-type(even) .container{
  position: relative;
}

.section:nth-of-type(even) .container::before{
  background: linear-gradient(180deg, transparent, rgba(47,115,168,.13), transparent);
  content: "";
  height: 80%;
  left: -22px;
  position: absolute;
  top: 10%;
  width: 1px;
}

.pub-row,
.card,
.academic-project-card{
  transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}

.pub-row:hover,
.card:hover,
.academic-project-card:hover{
  transform: translateY(-3px);
}

.pub-title,
.card-title,
.academic-project-title{
  text-wrap: balance;
}

.academic-project-meta .meta-v,
.pub-doi{
  font-family: var(--mono);
}

.reveal-item{
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .58s ease, transform .58s ease;
}

.reveal-item.is-visible{
  opacity: 1;
  transform: translateY(0);
}

@keyframes network-dash{
  to{ stroke-dashoffset: -120; }
}

@keyframes network-pulse{
  0%, 100%{ opacity: .55; transform: scale(.9); }
  50%{ opacity: 1; transform: scale(1.25); }
}

@media (max-width: 1180px){
  .hero-grid{
    grid-template-columns: 1fr;
  }

  .hero-copy{
    min-height: auto;
  }

  .hero-side{
    border-left: 0;
    border-top: 1px solid rgba(255,255,255,.08);
  }

  .research-map{
    min-height: 540px;
  }
}

@media (max-width: 700px){
  .hero{
    padding-top: 20px;
  }

  .hero-copy{
    padding: 32px 24px 34px;
  }

  .hero-title{
    font-size: clamp(2.85rem, 15vw, 4.25rem);
  }

  .hero-eyebrow{
    align-items: flex-start;
    font-size: .61rem;
    line-height: 1.55;
  }

  .hero-stats{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-stat-text{
    display: none;
  }

  .hero-side{
    padding: 12px;
  }

  .research-map{
    min-height: 430px;
  }

  .research-map-head{
    left: 14px;
    right: 14px;
    top: 14px;
  }

  .research-map-status{
    display: none;
  }

  .research-network{
    transform: scale(.98) translate(var(--map-x), var(--map-y));
  }

  .network-photo{
    height: 102px;
    width: 102px;
  }

  .research-map-foot{
    bottom: 13px;
    left: 14px;
    right: 14px;
  }

  .dossier-head{
    gap: 10px;
    grid-template-columns: 36px minmax(0, 1fr);
  }

  .section-count{
    display: none;
  }

  .section-index{
    font-size: .68rem;
  }
}

@media (max-width: 420px){
  .research-map{
    min-height: 380px;
  }

  .research-network{
    left: 0;
    width: 100%;
  }

  .research-map-foot{
    font-size: .5rem;
  }

  .hero-side .quick-row{
    grid-template-columns: 72px 1fr;
  }
}

@media (prefers-reduced-motion: reduce){
  html{
    scroll-behavior: auto;
  }

  .network-edges path,
  .research-map-status i{
    animation: none;
  }

  .research-network,
  .reveal-item,
  .reveal-item.is-visible{
    transition: none;
  }
}

/* =========================================================
   DENİZ ALTIOK ERDURAN EKLERİ (2026-09-27)
   Yaratıcı projeler girişi, proje linki ve portfolyo bandı.
   ========================================================= */

.projects-intro{
  color: var(--text-soft);
  font-size: 1rem;
  line-height: 1.7;
  margin: -6px 0 22px;
  max-width: 760px;
}

.project-link{
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--primary);
  display: inline-flex;
  font-family: var(--mono);
  font-size: .78rem;
  gap: 6px;
  letter-spacing: .04em;
  margin-top: 16px;
  padding-top: 12px;
}

.project-link:hover{
  color: var(--accent);
}

.portfolio-banner{
  align-items: center;
  background:
    radial-gradient(circle at 12% 20%, rgba(255,201,51,.55), transparent 42%),
    radial-gradient(circle at 88% 30%, rgba(255,79,163,.45), transparent 40%),
    radial-gradient(circle at 60% 110%, rgba(0,179,199,.45), transparent 45%),
    var(--ink-deep);
  border-radius: var(--radius-xl);
  color: #fffdf8;
  display: grid;
  gap: 6px 24px;
  grid-template-columns: 1fr auto;
  margin-top: 28px;
  overflow: hidden;
  padding: 28px 32px;
  position: relative;
  transition: transform .3s ease, box-shadow .3s ease;
}

.portfolio-banner:hover{
  box-shadow: var(--shadow-lg);
  color: #fffdf8;
  transform: translateY(-3px);
}

.portfolio-banner-kicker{
  font-family: var(--mono);
  font-size: .74rem;
  grid-column: 1;
  letter-spacing: .18em;
  opacity: .8;
  text-transform: uppercase;
}

.portfolio-banner-title{
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  font-weight: 600;
  grid-column: 1;
  line-height: 1.25;
}

.portfolio-banner-go{
  align-items: center;
  background: #fffdf8;
  border-radius: 50%;
  color: var(--ink-deep);
  display: flex;
  font-size: 1.4rem;
  grid-column: 2;
  grid-row: 1 / span 2;
  height: 56px;
  justify-content: center;
  transition: transform .3s ease;
  width: 56px;
}

.portfolio-banner:hover .portfolio-banner-go{
  transform: rotate(45deg);
}

@media (max-width: 640px){
  .portfolio-banner{
    padding: 22px;
  }
  .portfolio-banner-go{
    height: 44px;
    width: 44px;
  }
}