:root {
  color-scheme: light dark;
  --color-bg: #ffffff;
  --color-text: #111111;
  --color-card: #f6f7f8;
  --color-border: #e5e7eb;
  --color-muted: #5f6b6d;
  --color-accent: #2b6b6a;
  --color-accent-contrast: #ffffff;
  --color-button-bg: var(--color-accent);
  --color-button-text: var(--color-accent-contrast);
  --color-button-border: var(--color-accent);
  --color-button-outline-text: var(--color-text);
  --color-button-outline-border: var(--color-border);
  --color-header-bg: rgba(255, 255, 255, 0.92);
  --color-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
  --chip-bg: rgba(0, 0, 0, 0.03);

  --bs-body-bg: var(--color-bg);
  --bs-body-color: var(--color-text);
  --bs-border-color: var(--color-border);
  --bs-secondary-color: var(--color-muted);
  --bs-secondary-bg: var(--color-card);
  --bs-tertiary-bg: var(--color-card);
  --bs-card-bg: var(--color-card);
  --bs-card-border-color: var(--color-border);
  --bs-link-color: var(--color-accent);
  --bs-link-hover-color: var(--color-accent);
  --bs-emphasis-color: var(--color-text);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0f1115;
    --color-text: #f2f2f2;
    --color-card: #161a22;
    --color-border: #2a2f3a;
    --color-muted: #a6b0b2;
    --color-accent: #58a6a1;
    --color-accent-contrast: #0f1115;
    --color-button-bg: var(--color-accent);
    --color-button-text: var(--color-accent-contrast);
    --color-button-border: var(--color-accent);
    --color-button-outline-text: var(--color-text);
    --color-button-outline-border: var(--color-border);
    --color-header-bg: rgba(15, 17, 21, 0.92);
    --color-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
    --chip-bg: rgba(255, 255, 255, 0.06);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "DM Sans", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container-wide {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-header-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.navbar-brand {
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

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

.hero {
  padding: 96px 0 72px;
}

.hero-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  line-height: 1.1;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-muted);
  max-width: 540px;
}

.hero-subtitle-list {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--color-muted);
  font-size: 1.1rem;
  max-width: 540px;
}

.hero-subtitle-list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 6px;
}

.hero-subtitle-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-muted);
}

.hero-actions {
  margin-top: 32px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-accent {
  background: var(--color-button-bg);
  color: var(--color-button-text);
  border: 1px solid var(--color-button-border);
  padding: 12px 24px;
  border-radius: 10px;
  font-weight: 500;
}

.btn-outline {
  background: transparent;
  color: var(--color-button-outline-text);
  border: 1px solid var(--color-button-outline-border);
  padding: 12px 24px;
  border-radius: 10px;
}

.btn-outline-secondary {
  --bs-btn-color: var(--color-text);
  --bs-btn-border-color: var(--color-border);
  --bs-btn-hover-color: var(--color-text);
  --bs-btn-hover-bg: var(--color-card);
  --bs-btn-hover-border-color: var(--color-border);
  --bs-btn-active-color: var(--color-text);
  --bs-btn-active-bg: var(--color-card);
  --bs-btn-active-border-color: var(--color-border);
}

.section {
  padding: 72px 0;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 600;
  margin-bottom: 24px;
}

.experience-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.experience-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}

.experience-item:last-child {
  border-bottom: none;
}

.experience-heading {
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.4;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.experience-sep {
  color: var(--color-muted);
}

.experience-meta {
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.experience-dates {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.experience-link {
  color: var(--color-accent);
  font-size: 0.95rem;
}

.experience-summary {
  margin-top: 12px;
  color: var(--color-muted);
}

.experience-results {
  margin-top: 16px;
}

.experience-results-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.experience-results-list {
  margin: 0;
  padding-left: 18px;
  color: var(--color-text);
}

.experience-results-list li {
  margin-bottom: 8px;
  color: var(--color-muted);
}

.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.skill-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--chip-bg);
  color: var(--color-text);
  font-size: 0.95rem;
  line-height: 1;
  white-space: nowrap;
}

.education-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 12px;
}

.education-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 1.05rem;
  line-height: 1.5;
}

.education-link {
  font-weight: 600;
  color: var(--color-text);
}

.education-link:hover {
  color: var(--color-text);
}

.education-text {
  color: var(--color-text);
}

.card-quiet {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 24px;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.project-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.project-card-body {
  padding: 20px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.project-tag {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: 0.85rem;
}

.footer {
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
}

.lang-toggle {
  border: 1px solid var(--color-border);
  background: var(--color-card);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
}

.form-control,
.form-select {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.form-control:focus {
  border-color: var(--color-accent);
  box-shadow: none;
}

.hero-image {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--color-shadow);
}

.fade-in {
  animation: fadeIn 0.7s ease forwards;
  opacity: 0;
}

.fade-in.delay-1 { animation-delay: 0.15s; }
.fade-in.delay-2 { animation-delay: 0.3s; }
.fade-in.delay-3 { animation-delay: 0.45s; }

@keyframes fadeIn {
  to { opacity: 1; transform: translateY(0); }
  from { opacity: 0; transform: translateY(14px); }
}

@media (max-width: 768px) {
  .hero {
    padding: 64px 0 48px;
  }

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