/* ===== Reset & base ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-bg: #faf7f2;
  --color-bg-alt: #f1ece3;
  --color-primary: #5c7a6e;
  --color-primary-dark: #3f5b50;
  --color-accent: #c98a5e;
  --color-text: #2c2a28;
  --color-text-soft: #5a5551;
  --color-border: #e2dad0;
  --color-white: #ffffff;
  --font-heading: 'Cormorant Garamond', serif;
  --font-body: 'Manrope', sans-serif;
  --radius: 14px;
  --shadow: 0 12px 32px rgba(60, 50, 40, 0.08);
  --max-width: 1140px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

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

ul, ol { list-style: none; }

h1, h2, h3 { font-family: var(--font-heading); font-weight: 600; line-height: 1.2; color: var(--color-primary-dark); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary-dark);
  color: #fff;
  padding: 10px 16px;
  z-index: 999;
}
.skip-link:focus { left: 0; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 242, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-soft);
  transition: color 0.2s ease;
}

.main-nav a:hover { color: var(--color-primary-dark); }

.nav-cta {
  background: var(--color-primary);
  color: #fff !important;
  padding: 9px 20px;
  border-radius: 999px;
  transition: background 0.2s ease;
}
.nav-cta:hover { background: var(--color-primary-dark); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-primary-dark);
  border-radius: 2px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  border: 2px solid transparent;
  cursor: pointer;
}

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

.btn-outline {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  background: transparent;
}
.btn-outline:hover { background: var(--color-primary); color: #fff; }

.btn-block { width: 100%; text-align: center; }

/* ===== Hero ===== */
.hero {
  padding: 90px 0 80px;
  background: linear-gradient(180deg, #f4efe6 0%, var(--color-bg) 100%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 14px;
}

.hero-text h1 {
  font-size: 3.2rem;
  margin-bottom: 18px;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-soft);
  margin-bottom: 32px;
  max-width: 52ch;
}

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

.hero-media {
  display: flex;
  justify-content: center;
}

/* Cerchio perfetto a dimensione fissa: non si deforma mai in ovale */
.hero-photo {
  flex-shrink: 0;
  width: clamp(290px, 26vw, 400px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 8px solid var(--color-white);
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

/* ===== Sections ===== */
.section { padding: 90px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section h2 {
  font-size: 2.3rem;
  margin-bottom: 28px;
}

.section-lead {
  font-size: 1.1rem;
  color: var(--color-text-soft);
  max-width: 70ch;
  margin-bottom: 40px;
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: start;
}

.about-text p { margin-bottom: 18px; color: var(--color-text-soft); }
.about-text em { color: var(--color-primary-dark); font-style: normal; font-weight: 600; }

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.badge {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary-dark);
}

.facts-list {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
}

.facts-list li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
}
.facts-list li:last-child { border-bottom: none; }
.facts-list strong { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-accent); }
.facts-list span { color: var(--color-text); font-weight: 500; }

/* ===== Timeline ===== */
.timeline {
  position: relative;
  padding-left: 36px;
  border-left: 2px solid var(--color-border);
}

.timeline-item {
  position: relative;
  padding-bottom: 40px;
}
.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: -43px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-bg-alt);
}

.timeline-date {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.timeline-content h3 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.timeline-content p { color: var(--color-text-soft); max-width: 75ch; }

/* ===== Cards ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-bottom: 20px;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}

.card h3 { font-size: 1.25rem; margin-bottom: 12px; }
.card p { color: var(--color-text-soft); font-size: 0.95rem; }

/* ===== Metrics ===== */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
  text-align: center;
}

.metric-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--color-primary);
}

.metric-label {
  font-size: 0.85rem;
  color: var(--color-text-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ===== Publications ===== */
.pub-list { display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }

.pub-item {
  background: var(--color-white);
  border-left: 4px solid var(--color-primary);
  border-radius: 10px;
  padding: 22px 26px;
  box-shadow: var(--shadow);
}

.pub-item h3 { font-size: 1.15rem; margin-bottom: 6px; color: var(--color-text); font-family: var(--font-body); font-weight: 700; }
.pub-meta { color: var(--color-text-soft); font-size: 0.9rem; }

.pub-links { display: flex; gap: 16px; flex-wrap: wrap; }

/* ===== Contact ===== */
.section-contact {
  background: var(--color-primary-dark);
  color: #f1ece3;
}
.section-tag-light { color: #d9c9a8; }
.section-contact h2 { color: #fff; }
.section-contact p { color: #dfe6e1; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.contact-list {
  margin: 28px 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.contact-list li { display: flex; flex-direction: column; gap: 2px; }
.contact-label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; color: #d9c9a8; }
.contact-list a { color: #fff; font-weight: 600; font-size: 1.1rem; }
.contact-list a:hover { text-decoration: underline; }

.social-links { display: flex; flex-wrap: wrap; gap: 14px; }
.social-links a {
  border: 1px solid rgba(255,255,255,0.3);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
}
.social-links a:hover { background: rgba(255,255,255,0.1); }

.contact-form {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow);
}

.form-row { margin-bottom: 18px; display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-size: 0.85rem; font-weight: 600; color: var(--color-text-soft); }
.form-row input, .form-row textarea {
  font-family: var(--font-body);
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 0.95rem;
  resize: vertical;
}
.form-row input:focus, .form-row textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.form-note { margin-top: 14px; font-size: 0.9rem; color: var(--color-primary-dark); font-weight: 600; }
.form-note.error { color: #b3382c; }

.form-row-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.btn[disabled] { opacity: 0.6; cursor: not-allowed; }

/* ===== Footer ===== */
.site-footer { background: #2a3833; color: #cdd6d1; padding: 32px 0; }
.footer-inner { text-align: center; }
.footer-note { font-size: 0.85rem; color: #9aa8a2; margin-top: 6px; }

/* ===== Back to top ===== */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 90;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { background: var(--color-primary-dark); transform: translateY(-3px); }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-text { order: 2; }
  .hero-media { order: 1; }
  .hero-actions { justify-content: center; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .metrics-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--color-border);
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-cta { align-self: flex-start; }
  .hero-text h1 { font-size: 2.4rem; }
  .section { padding: 64px 0; }
  .section h2 { font-size: 1.8rem; }
}

#formNote {
    color: #656565;
}