/* ── Palette ────────────────────────────────────────────────────── */
:root {
  --color-dark:   #040403;
  --color-forest: #373e35;
  --color-sage:   #8EB897;
  --color-soft:   #4d5d54;
  --color-bg:     #e2e5e3;
  --color-highlight: #8c37c9;

  /* Bootstrap overrides */
  --bs-primary:            #5B7553;
  --bs-primary-rgb:        91, 117, 83;
  --bs-link-color:         #5B7553;
  --bs-link-color-rgb:     91, 117, 83;
  --bs-link-hover-color:   #3d5038;
  --bs-body-color:         #040403;
  --bs-body-font-family:   "Helvetica Neue", Helvetica, Arial, sans-serif;
  --bs-body-bg:            #ffffff;
}

/* ── Smooth scroll ──────────────────────────────────────────────── */
html {
  font-size: 14px !important;
  scroll-behavior: smooth;
  /* Offset scroll target below fixed navbar (~56px) */
  scroll-padding-top: 70px;
}

/* ── Base ───────────────────────────────────────────────────────── */
body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--color-dark);
  background: var(--color-bg);
}

a {
  color: var(--color-forest);
}
a:hover {
  color: #8c37c9;
}

/* ── Navbar ─────────────────────────────────────────────────────── */
.navbar {
  font-family: "Giorgio", "Big Shoulders Display", "Barlow Condensed", sans-serif;
  font-weight: 800;
  letter-spacing: -0.05em;
  background-color: #ffffff !important;
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-dark) !important;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.navbar .nav-link {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--color-forest) !important;
  font-size:0.9rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.navbar .nav-link:hover,
.navbar .nav-link.active {
  color: var(--color-highlight) !important;
}

/* ── Sections ───────────────────────────────────────────────────── */
.site-section {
  padding: 2.5rem 0;
}

.site-section + .site-section {
  border-top: none;
  padding-top: 0;
}

.site-section + .site-section::before {
  content: "";
  display: block;
  height: 1px;
  background-color: var(--color-forest);
  width: calc(100%);
  margin: 0 0rem 2.5rem;
}

.hero-section {
  padding-top: 1.5rem;
}

.section-label {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--color-forest);
  margin-bottom: 1.25rem;
}

/* ── Hero ───────────────────────────────────────────────────────── */
.hero {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.giorgio,
h1.giorgio {
  font-family: "Giorgio", "Big Shoulders Display", "Barlow Condensed", sans-serif;
  font-weight: 800;
  font-size: 4rem;
  line-height: 1;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  color: var(--color-dark);
  border: none;
  padding: 0;
}

.hero-text p {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif !important;
  font-weight: 400 !important;
  font-size: 0.95rem;
  text-transform: none;
  letter-spacing: 0.02em;
  line-height: 1.65;
  color: var(--color-soft);
  margin-top: 0.75rem;
}

.hero-role {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-dark);
  margin-bottom: 0;
  letter-spacing: 0.01em;
}

.hero-links {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

/* ── Profile photo ──────────────────────────────────────────────── */
.hero-photo {
  flex-shrink: 0;
}

.profile-photo {
  width: 170px !important;
  height: 170px !important;
  object-fit: cover;
  object-position: center 55%;
  box-shadow: 0 4px 24px rgba(91, 117, 83, 0.12);
  display: block;
  margin: 0;
}

/* ── Buttons ────────────────────────────────────────────────────── */
.btn-outline-primary {
  --bs-btn-color:              var(--color-forest);
  --bs-btn-border-color:       var(--color-forest);
  --bs-btn-hover-color:        #fff;
  --bs-btn-hover-bg:           var(--color-forest);
  --bs-btn-hover-border-color: var(--color-forest);
  --bs-btn-active-bg:          var(--color-highlight);
  --bs-btn-active-border-color: var(--color-highlight);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* ── Project sort controls ──────────────────────────────────────── */
.projects-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.projects-header .section-label {
  margin-bottom: 0;
}

.sort-controls p {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
}

.toggle-label {
  font-size: 0.78rem;
  font-weight: 500;
  color: #777;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  user-select: none;
  line-height: 20px;
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
  margin: 0;
  cursor: pointer;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background-color: var(--color-forest);
  border-radius: 20px;
  transition: background-color 0.2s;
}

.toggle-slider::before {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  left: 3px;
  top: 3px;
  background-color: #fff;
  border-radius: 50%;
  transition: transform 0.2s;
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(16px);
}

/* ── Project cards ──────────────────────────────────────────────── */
.project-card {
  position: relative;
  border: 1px solid var(--color-bgW);
  border-radius: 0px;
  padding: 0.25rem 0.85rem;
  margin-bottom: 0.4rem;
  transition: box-shadow 0.2s, border-color 0.2s, transform 0.2s;
  cursor: pointer;
}

.project-card:hover {
  box-shadow: 0 4px 16px rgba(91, 117, 83, 0.12);
  border-color: var(--color-sage);
  transform: translateY(-1px);
  background-color: #fff;
}


.project-card h3 {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.project-card h3 a {
  color: var(--color-soft);
  text-decoration: underline;
  transition: color 0.2s;
}

.project-card:hover h3 a {
  color: var(--color-highlight);
}

.project-card em {
  font-size: 0.8rem;
  color: #888;
  font-style: normal;
  display: block;
  margin-bottom: 0.5rem;
}

.project-card p {
  color: var(--color-forest);
}

/* ── Section headings (Projects, CV, etc.) ──────────────────────── */
h2 {
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: -0.01em;
}

h3 {
  font-weight: 700;
}

/* ── Publications ───────────────────────────────────────────────── */
.pub-item {
  padding: 0.85rem 0;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-forest);
}

.pub-item strong a {
  color: var(--color-soft);
}

.pub-item em {
  color: var(--color-forest);
}

/* ── CV ─────────────────────────────────────────────────────────── */
.cv-section h3 {
  border-bottom: 2px solid var(--color-sage);
  padding-bottom: 0.25rem;
  margin-top: 1.25rem;
  color: var(--color-forest);
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .hero {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
  }

  .hero-links {
    justify-content: center;
  }

  .giorgio,
  h1.giorgio {
    font-size: 3rem;
  }

  .profile-photo {
    width: 180px;
    height: 180px;
  }

  .site-section {
    padding: 1.75rem 0;
  }
}