:root {
  --bg: #0A0A0A;
  --bg-elevated: #111111;
  --surface: #161616;
  --surface-hover: #1c1c1c;
  --surface-soft: rgba(255, 255, 255, 0.03);
  --border: rgba(255, 255, 255, 0.07);
  --border-hover: rgba(255, 255, 255, 0.14);
  --text: #F5F5F5;
  --text-secondary: #9a9a9a;
  --text-tertiary: #5a5a5a;
  --accent: #c83920;
  --accent-hover: #a92f18;
  --accent-soft: rgba(200, 57, 32, 0.1);
  --amber: #c83920;
  --amber-soft: rgba(200, 57, 32, 0.1);
  --sage: #c83920;
  --sage-soft: rgba(200, 57, 32, 0.1);
  --font-display: "Inter Tight", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: "Inter Tight", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", "Fira Code", monospace;
  --nav-h: 64px;
  --radius: 12px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 24px);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection { background: var(--accent); color: #fff; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img { max-width: 100%; display: block; }

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 200;
  padding: 10px 18px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 14px;
}
.skip-link:focus { top: 12px; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.mono-label {
  display: block;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
}

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

/* ---------- Navbar ---------- */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  white-space: nowrap;
}

.nav-logo-img {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-link {
  padding: 8px 16px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}

.nav-link:hover {
  color: var(--text);
  background: var(--surface-soft);
}

.nav-link.active {
  color: var(--accent);
  background: var(--accent-soft);
}

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

.nav-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  border: 1px solid var(--border-hover);
  color: var(--text-secondary);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.nav-icon:hover {
  color: var(--text);
  border-color: var(--border-hover);
  background: var(--surface-soft);
}

/* ---------- Hamburger ---------- */

.nav-hamburger {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  margin-left: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  cursor: pointer;
  flex-shrink: 0;
}

.nav-hamburger span {
  display: block;
  width: 16px;
  height: 1.5px;
  border-radius: 2px;
  background: var(--text);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.nav-hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav-hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ---------- Mobile Overlay ---------- */

.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0.4s;
}

.nav-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.nav-overlay-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.nav-overlay-link {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 5vw, 2.2rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text-secondary);
  transition: color 0.25s var(--ease);
  transform: translateY(16px);
  opacity: 0;
}

.nav-overlay.is-open .nav-overlay-link {
  transform: translateY(0);
  opacity: 1;
}

.nav-overlay-link:nth-child(1) { transition-delay: 0.05s; }
.nav-overlay-link:nth-child(2) { transition-delay: 0.1s; }
.nav-overlay-link:nth-child(3) { transition-delay: 0.15s; }
.nav-overlay-link:nth-child(4) { transition-delay: 0.2s; }

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

.nav-overlay-cv {
  margin-top: 24px;
  padding: 10px 28px;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transform: translateY(16px);
  opacity: 0;
  transition: background 0.3s var(--ease), transform 0.4s var(--ease), opacity 0.4s var(--ease);
}

.nav-overlay.is-open .nav-overlay-cv {
  transform: translateY(0);
  opacity: 1;
  transition-delay: 0.25s;
}

.nav-overlay-cv:hover { background: var(--accent-hover); }

/* ---------- Main ---------- */

.main {
  padding-top: var(--nav-h);
}

.section-divider {
  height: 1px;
  background: var(--border);
  margin-top: 64px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.about-copy .section-lead {
  max-width: 560px;
  margin-top: 0;
}

.experience-table {
  display: flex;
  flex-direction: column;
}

.experience-row {
  display: grid;
  grid-template-columns: 150px 1fr auto;
  gap: 24px;
  align-items: baseline;
  padding: 26px 0;
  border-top: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: background 0.25s var(--ease);
}

.experience-row:last-child { border-bottom: 1px solid var(--border); }

.experience-row:hover { background: var(--surface); }

.experience-row:hover .exp-role { color: var(--accent); }

.exp-timeline {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.exp-info {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.exp-company {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
}

.exp-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 620px;
}

.exp-role {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text);
  text-align: right;
  white-space: nowrap;
  transition: color 0.2s var(--ease);
}

.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px 48px;
  margin-bottom: 40px;
}

.project-tile {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-decoration: none;
  color: inherit;
}

.tile-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  transition: color 0.2s var(--ease);
}

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

.tile-subtitle {
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.tile-desc {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 480px;
}

.tile-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

/* ---------- Sections ---------- */

.section {
  padding: 100px clamp(20px, 4vw, 48px) 0;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-wrap: balance;
}

.section-subtitle {
  margin: -8px 0 32px;
  font-size: 14px;
  color: var(--text-tertiary);
}

.section-lead {
  margin: 0;
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 600px;
  text-wrap: balance;
}

/* ---------- Hero ---------- */

.hero {
  padding-top: clamp(40px, 6vh, 72px);
  padding-bottom: 48px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.hero-label {
  margin: 0 0 20px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 8.5vw, 6.25rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-wrap: balance;
}

.hero-desc {
  margin: 28px 0 0;
  font-size: 17px;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 820px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 820px;
  margin-top: 36px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 26px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), color 0.3s var(--ease), transform 0.2s var(--ease);
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-ghost {
  background: transparent;
  border-color: var(--border-hover);
  color: var(--text-secondary);
}
.btn-ghost:hover {
  border-color: var(--text-secondary);
  color: var(--text);
  background: var(--surface-soft);
}

/* ---------- Skills ---------- */

.skill-grid {
  display: flex;
  flex-direction: column;
}

.skill-group {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.skill-group:first-child { padding-top: 0; }
.skill-group:last-child { border-bottom: none; }

.skill-label {
  width: 170px;
  flex-shrink: 0;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  padding-top: 6px;
}

.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  padding: 5px 14px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), background 0.25s var(--ease);
}

.chip:hover {
  border-color: var(--border-hover);
  color: var(--text);
}

.chip--amber {
  border-color: rgba(212, 168, 83, 0.2);
  color: var(--amber);
  background: var(--amber-soft);
}

.chip--amber:hover {
  border-color: rgba(212, 168, 83, 0.4);
  color: var(--amber);
}

.chip--sage {
  border-color: rgba(122, 158, 126, 0.2);
  color: var(--sage);
  background: var(--sage-soft);
}

.chip--sage:hover {
  border-color: rgba(122, 158, 126, 0.4);
  color: var(--sage);
}

/* ---------- Expandable Cards ---------- */

.expandable {
  margin-bottom: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  transition: border-color 0.35s var(--ease);
}

.expandable:hover { border-color: var(--border-hover); }

.expand-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 22px 24px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  color: var(--text);
  font: inherit;
}

.expand-header {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
  min-width: 0;
}

.expand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 38px;
  flex-shrink: 0;
  padding: 6px 8px;
  border-radius: 8px;
  background: #fff;
}

.expand-logo img {
  object-fit: contain;
  max-width: 100%;
  max-height: 100%;
}

.expand-info { flex: 1; min-width: 0; }

.expand-title {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.expand-meta {
  display: block;
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-tertiary);
}

.expand-icon {
  flex-shrink: 0;
  color: var(--text-tertiary);
  transition: transform 0.4s var(--ease);
}

.expandable[aria-expanded="true"] .expand-icon {
  transform: rotate(180deg);
}

.expand-content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--ease);
}

.expand-content > * {
  overflow: hidden;
}

.expandable[aria-expanded="true"] .expand-content {
  grid-template-rows: 1fr;
}

.expand-list {
  padding: 0 24px 24px 92px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.expand-list li {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  padding-left: 16px;
  position: relative;
}

.expand-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
}

/* ---------- Internships ---------- */

.intern-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.intern-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

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

.intern-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 36px;
  flex-shrink: 0;
  padding: 5px 7px;
  border-radius: 8px;
  background: #fff;
}

.intern-logo img { object-fit: contain; max-width: 100%; max-height: 100%; }

.intern-company { margin: 0; font-size: 14px; font-weight: 600; }
.intern-role { margin: 2px 0 6px; font-size: 12px; color: var(--text-tertiary); }
.intern-desc { margin: 0; font-size: 13px; color: var(--text-secondary); line-height: 1.55; }

/* ---------- Project Cards ---------- */

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 10px;
}

.project-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  transition: border-color 0.35s var(--ease), transform 0.3s var(--ease);
}

.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
}

.project-card--wide {
  padding: 32px;
}

.project-grid .project-card { padding: 24px; }

.project-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.tag--terracotta { color: var(--accent); }
.tag--amber { color: var(--amber); }
.tag--sage { color: var(--sage); }

.project-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.project-text {
  margin: 10px 0 0;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.project-grid-full .project-text {
  flex: 1 1 auto;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}

.project-link {
  display: inline-block;
  margin-top: 16px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: color 0.2s var(--ease);
}

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

.project-subtitle {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
}

/* ---------- Education ---------- */

.edu-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.35s var(--ease), transform 0.3s var(--ease);
}

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

.edu-school {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.edu-degree {
  margin: 5px 0 0;
  font-size: 14px;
  color: var(--text-secondary);
}

.edu-grade {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--amber);
}

.edu-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

/* ---------- Contact ---------- */

.contact-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 16px;
}

.contact-left .section-title {
  margin-bottom: 28px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 0;
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 28px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  text-align: center;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

a.contact-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
}

.contact-icon {
  width: 22px;
  height: 22px;
  color: var(--accent);
  margin-bottom: 4px;
}

.contact-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-value {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  word-break: break-word;
}

/* ---------- Footer ---------- */

.footer {
  margin-top: 100px;
  padding: 32px clamp(20px, 4vw, 48px);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  border-top: 1px solid var(--border);
  color: var(--text-tertiary);
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-heart {
  width: 12px;
  height: 12px;
  color: var(--accent);
  display: inline-block;
  vertical-align: -1px;
}

/* ---------- Page Header (sub-pages) ---------- */

.page-header {
  padding: clamp(80px, 12vh, 140px) clamp(20px, 4vw, 48px) 48px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-header .mono-label {
  margin-bottom: 12px;
}

.page-header-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-wrap: balance;
}

.page-header-subtitle {
  margin: 0;
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 820px;
  text-wrap: balance;
}

/* ---------- Company banner (experience page header) ---------- */

.company-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 14px;
}

.company-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 240px;
  height: 68px;
  flex-shrink: 0;
  padding: 12px 20px;
  border-radius: 12px;
  background: #fff;
}

.company-logo img {
  object-fit: contain;
  max-width: 100%;
  max-height: 100%;
}

/* ---------- Company Detail (25 / 35 / 40) ---------- */

.company-detail {
  display: grid;
  grid-template-columns: 50% 50%;
  gap: clamp(32px, 4vw, 56px);
  align-items: center;
  padding: 40px 0;
  border-top: 1px solid var(--border);
}

.company-detail:last-of-type { border-bottom: 1px solid var(--border); }

.company-main {
  display: flex;
  align-items: stretch;
  gap: clamp(20px, 2.5vw, 36px);
}

.company-logo-col {
  display: flex;
  flex: 0 0 30%;
  align-items: center;
}

.company-logo {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 12px 20px;
  border-radius: 12px;
  background: #fff;
}

.company-logo img {
  object-fit: contain;
  max-width: 100%;
  max-height: 100%;
}

.company-ident-col {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 6px;
}

.company-timeline {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.company-name {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
}

.company-role {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 6px;
  margin-top: 2px;
}

.company-summary-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
}

.company-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-secondary);
}

.company-summary-col .view-all { margin-top: 2px; }

#tekmedia, #iva, #optirisk { scroll-margin-top: 96px; }

.product-top {
  display: flex;
  width: 100%;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.product-top .tile-name { flex-shrink: 0; }

.product-timeline {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  white-space: nowrap;
}

.products-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px clamp(20px, 3vw, 40px);
  margin-top: 8px;
}

.products-panel .projects-grid {
  gap: 0;
  margin-bottom: 0;
}

.products-panel .project-tile {
  border-right: 1px solid rgba(255, 255, 255, 0.045);
  border-bottom: 1px solid rgba(255, 255, 255, 0.045);
  padding: 24px;
}

.products-panel h3.tile-name {
  margin: 0;
  font-size: 22px;
}

.experience-companies {
  padding-top: 16px;
}

.projects-repo-section {
  padding-top: 0;
}

.projects-filters {
  padding-top: 40px;
}

.products-panel .project-tile .tile-desc {
  margin-top: 16px;
}

.products-panel .project-tile:nth-child(even) { border-right: none; }
.products-panel .project-tile:nth-child(3),
.products-panel .project-tile:last-child { border-bottom: none; }

.products-grid { margin-bottom: 48px; }

/* ---------- Stats Strip ---------- */

.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 0;
}

.stats-section { padding-top: 0; }

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 24px 16px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.stat-item + .stat-item { border-left: 1px solid var(--border); }
.stat-item:last-child { border-right: none; }

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.stat-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-tertiary);
}

/* ---------- Featured Cards (Experience + Projects) ---------- */

.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 10px;
}

.featured-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.35s var(--ease), transform 0.3s var(--ease);
  text-decoration: none;
  color: inherit;
}

a.featured-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  color: inherit;
}

.featured-card-top {
  display: flex;
  align-items: center;
  gap: 12px;
}

.featured-card-logo {
  width: 44px;
  height: 32px;
  flex-shrink: 0;
  padding: 4px 6px;
  border-radius: 6px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.featured-card-logo img {
  object-fit: contain;
  max-width: 100%;
  max-height: 100%;
}

.featured-card-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-tertiary);
}

.featured-card-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.featured-card-desc {
  margin: 0;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.featured-card-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: color 0.2s var(--ease);
}

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

/* ---------- View All Link ---------- */

.view-all {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-decoration: none;
  text-decoration-line: underline;
  text-decoration-color: rgba(200, 57, 32, 0.45);
  text-underline-offset: 4px;
  transition: color 0.2s var(--ease), text-decoration-color 0.2s var(--ease);
}

.view-all:hover {
  color: var(--accent);
  text-decoration-color: rgba(200, 57, 32, 1);
}

/* ---------- Filter Tabs ---------- */

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 32px;
}

.filter-tab {
  padding: 6px 18px;
  border-radius: 6px;
  border: 1px solid var(--border-hover);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.25s var(--ease);
}

.filter-tab:hover {
  border-color: var(--border-hover);
  color: var(--text);
}

.filter-tab.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

/* ---------- Project Grid (full) ---------- */

.project-grid-full {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 12px;
}

.project-card.is-hidden {
  display: none;
}

.project-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 18px;
}

.project-card-github {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 6px;
  border: 1px solid var(--border-hover);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.25s var(--ease);
}

.project-card-github:hover {
  border-color: var(--border-hover);
  color: var(--text);
  background: var(--surface-soft);
}

.project-card-github.is-disabled,
span.project-card-github {
  opacity: 0.45;
  filter: grayscale(1);
  cursor: default;
  pointer-events: none;
}

.project-card-github svg {
  width: 14px;
  height: 14px;
}

.project-card-detail {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

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

/* ---------- Breadcrumbs ---------- */

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
}

.breadcrumb a {
  color: var(--text-tertiary);
  transition: color 0.2s var(--ease);
}

.breadcrumb a:hover { color: var(--text-secondary); }

.breadcrumb-sep { opacity: 0.4; }

/* ---------- Project Detail ---------- */

.project-detail-header {
  padding: clamp(80px, 12vh, 140px) clamp(20px, 4vw, 48px) 0;
  max-width: 1200px;
  margin: 0 auto;
}

.project-detail-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}

.project-detail-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 20px;
}

.project-detail-body {
  padding: 48px clamp(20px, 4vw, 48px) 0;
  max-width: 1200px;
  margin: 0 auto;
}

.project-detail-section {
  margin-bottom: 40px;
}

.project-detail-section h3 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.project-detail-section p {
  margin: 0 0 16px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.75;
}

.project-detail-section ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-left: 0;
}

.project-detail-section li {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  padding-left: 18px;
  position: relative;
}

.project-detail-section li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
}

.project-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.project-detail-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 48px;
  padding: 12px 0;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.project-detail-back:hover { color: var(--text); }

/* ---------- Tiered Expandable (Experience page) ---------- */

.tiered-expandable {
  margin-bottom: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  transition: border-color 0.35s var(--ease);
}

.tiered-expandable:hover { border-color: var(--border-hover); }

.tiered-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 22px 24px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  color: var(--text);
  font: inherit;
}

.tiered-header {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
  min-width: 0;
}

.tiered-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 38px;
  flex-shrink: 0;
  padding: 6px 8px;
  border-radius: 8px;
  background: #fff;
}

.tiered-logo img {
  object-fit: contain;
  max-width: 100%;
  max-height: 100%;
}

.tiered-info { flex: 1; min-width: 0; }

.tiered-title {
  display: block;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.tiered-subtitle {
  display: block;
  margin-top: 3px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.55;
  max-width: 820px;
}

.tiered-meta {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-tertiary);
}

.tiered-icon {
  flex-shrink: 0;
  color: var(--text-tertiary);
  transition: transform 0.4s var(--ease);
}

.tiered-link {
  flex-shrink: 0;
  margin-left: 20px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.03em;
  white-space: nowrap;
  transition: color 0.2s var(--ease);
}

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

.intern-readmore {
  margin-top: 10px;
}

.tiered-expandable[aria-expanded="true"] .tiered-icon {
  transform: rotate(180deg);
}

.tiered-highlights {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--ease);
}

.tiered-highlights > * { overflow: hidden; }

.tiered-expandable[aria-expanded="true"] .tiered-highlights {
  grid-template-rows: 1fr;
}

.tiered-highlights-inner {
  padding: 0 24px 20px 92px;
}

.tiered-highlights-inner ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tiered-highlights-inner li {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  padding-left: 16px;
  position: relative;
}

.tiered-highlights-inner li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
}

.tiered-detail-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 14px;
  padding: 6px 0;
  background: none;
  border: none;
  color: var(--accent);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s var(--ease);
}

.tiered-detail-toggle:hover { color: var(--accent-hover); }

.tiered-detail {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--ease);
}

.tiered-detail.is-open {
  grid-template-rows: 1fr;
}

.tiered-detail > * { overflow: hidden; }

.tiered-detail-inner {
  padding: 16px 0 0;
  border-top: 1px solid var(--border);
  margin-top: 16px;
}

.tiered-detail-inner p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0 0 12px;
}

.tiered-detail-inner h4 {
  margin: 20px 0 10px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.tiered-detail-inner ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tiered-detail-inner li {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  padding-left: 14px;
  position: relative;
}

.tiered-detail-inner li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--amber);
  opacity: 0.5;
}

.role-breadth-note {
  margin: 20px 24px 0;
  padding: 14px 18px;
  border-left: 2px solid var(--border);
  font-size: 12.5px;
  color: var(--text-tertiary);
  line-height: 1.65;
}

/* ---------- Tech Stack Chips (large variant) ---------- */

.tech-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tech-chip {
  display: inline-flex;
  padding: 4px 12px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* ---------- GitHub Button ---------- */

.btn-github {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 22px;
  border-radius: 6px;
  background: var(--surface);
  border: 1px solid var(--border-hover);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.25s var(--ease);
}

.btn-github:hover {
  border-color: var(--border-hover);
  background: var(--surface-hover);
  color: var(--text);
}

.btn-github svg { width: 16px; height: 16px; }

/* ---------- Intern Card on Experience page ---------- */

.experience-intern-section {
  margin-top: 48px;
}

/* ---------- Reveal ---------- */

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- Responsive ---------- */

@media (max-width: 768px) {
  .nav-links,
  .nav-actions {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .section {
    padding: 64px clamp(20px, 5vw, 32px) 0;
  }

  .hero {
    padding-top: 60px;
    min-height: auto;
  }

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

  .hero-title {
    font-size: clamp(2.2rem, 9vw, 3.2rem);
  }

  .skill-group {
    flex-direction: column;
    gap: 10px;
  }

  .skill-label {
    width: auto;
    padding-top: 0;
  }

  .expand-list {
    padding-left: 24px;
  }

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

  .contact-columns {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .experience-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .company-detail {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 0;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .products-panel .project-tile {
    border-right: none;
  }

  .products-panel .project-tile:nth-child(3) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.045);
  }

  .exp-role {
    text-align: left;
    white-space: normal;
  }

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

  .featured-grid {
    grid-template-columns: 1fr;
  }

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

  .page-header {
    padding-top: clamp(60px, 10vh, 100px);
  }

  .project-detail-header {
    padding-top: clamp(60px, 10vh, 100px);
  }

  .tiered-highlights-inner {
    padding-left: 24px;
  }

  .tiered-trigger {
    flex-wrap: wrap;
  }

  .tiered-link {
    margin-left: 0;
  }

  .project-detail-body {
    padding-left: clamp(20px, 5vw, 32px);
    padding-right: clamp(20px, 5vw, 32px);
  }
}

@media (max-width: 480px) {
  .company-main {
    flex-direction: column;
  }

  .company-logo {
    height: 68px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .stats-strip {
    grid-template-columns: 1fr 1fr;
  }

  .filter-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

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

  .filter-tab {
    white-space: nowrap;
    flex-shrink: 0;
  }
}