/* ============ PROJECTS ============ */
#projects { background: var(--bg); }
.projects-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 60px;
  flex-wrap: wrap;
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.project-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  background: var(--neutral-50);
  border: 1px solid var(--border);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.3s;
  display: block;
  padding: 28px;
  isolation: isolate;
}
.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle 200px at var(--mx, 50%) var(--my, 50%), color-mix(in oklab, var(--card-color, var(--accent)) 14%, transparent), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
  z-index: 0;
}
.project-card:hover { transform: translateY(-6px); box-shadow: 0 24px 60px rgba(0,0,0,0.08); }
.project-card:hover::before { opacity: 1; }
.project-card > * { position: relative; z-index: 1; }

.project-card-bar {
  height: 3px;
  border-radius: 2px;
  margin-bottom: 22px;
  width: 36px;
  transition: width 0.45s var(--ease);
}
.project-card:hover .project-card-bar { width: 80px; }
.project-cat {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
  font-family: var(--font-mono);
}
.project-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
}
.project-arrow { color: var(--muted); transition: color 0.25s, transform 0.3s var(--ease); flex-shrink: 0; }
.project-card:hover .project-arrow { color: var(--card-color, var(--accent)); transform: translate(4px, -4px); }
.project-desc-short { font-size: 0.9rem; color: var(--muted); line-height: 1.6; }

/* ============ ABOUT ============ */
#about { background: var(--neutral-50); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.about-left .section-title { max-width: 480px; }
.about-desc { font-size: 1.05rem; color: var(--muted); line-height: 1.75; margin-top: 24px; max-width: 440px; }
.leinn-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-light);
  color: var(--accent);
  padding: 8px 14px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: 28px;
  font-family: var(--font-mono);
}

.about-subtitle {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 32px;
  letter-spacing: -0.01em;
}
.steps { display: flex; flex-direction: column; gap: 24px; }
.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 20px;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s;
}
.step:hover { background: var(--bg); border-color: var(--border); }
.step-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  flex-shrink: 0;
  width: 44px;
  letter-spacing: -0.04em;
  opacity: 0.3;
  transition: opacity 0.3s;
}
.step:hover .step-num { opacity: 1; }
.step-title { font-weight: 700; font-size: 0.98rem; color: var(--fg); margin-bottom: 4px; }
.step-desc { font-size: 0.9rem; color: var(--muted); line-height: 1.6; }

/* ============ IMPACT ============ */
#impact { background: var(--fg); padding: clamp(80px, 10vw, 120px) clamp(20px, 5vw, 80px); }
.impact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  overflow: hidden;
}
html.dark .impact-grid { background: rgba(255,255,255,0.04); }
.impact-stat {
  padding: 56px 36px;
  background: var(--fg);
  text-align: center;
  position: relative;
  transition: background 0.25s;
}
.impact-stat:hover { background: color-mix(in oklab, var(--fg) 85%, var(--accent)); }
.impact-num {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 4rem);
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
  display: block;
  margin-bottom: 10px;
}
.impact-label { font-size: 0.92rem; color: rgba(255,255,255,0.55); font-weight: 400; }
html.dark #impact { background: #050506; }
html.dark .impact-stat { background: #050506; }

/* ============ CONTACT ============ */
#contact { background: var(--neutral-50); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.contact-desc { font-size: 1.1rem; color: var(--muted); line-height: 1.7; margin-top: 24px; max-width: 420px; }
.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #fff;
  padding: 16px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  margin-top: 36px;
  transition: all 0.25s var(--ease);
}
.whatsapp-btn:hover { background: #128C7E; transform: translateY(-2px); box-shadow: 0 12px 30px rgba(37,211,102,0.35); }
.contact-info { margin-top: 32px; display: flex; flex-direction: column; gap: 12px; }
.contact-info-item { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--muted); }
.contact-big {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.05;
}
.contact-big a { color: var(--accent); text-decoration: none; }
.contact-big a:hover { text-decoration: underline; }

/* ============ FOOTER ============ */
footer.site-footer {
  background: var(--fg);
  padding: 60px clamp(20px, 5vw, 80px) 32px;
}
.footer-inner {
  max-width: 1320px;
  margin: 0 auto;
}
.footer-huge {
  font-family: var(--font-display);
  font-size: clamp(4rem, 14vw, 14rem);
  font-weight: 800;
  letter-spacing: -0.055em;
  line-height: 0.9;
  color: var(--bg);
  margin-bottom: 60px;
}
.footer-huge span { color: var(--accent); }
.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.footer-links { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.footer-links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s;
}
.footer-links a:hover { color: rgba(255,255,255,0.95); }
.footer-right { font-size: 0.82rem; color: rgba(255,255,255,0.35); font-family: var(--font-mono); }
html.dark footer.site-footer { background: #050506; }
html.dark .footer-huge { color: #f5f5f7; }

/* ============ COOKIE BANNER ============ */
#cookie-overlay {
  position: fixed;
  bottom: 24px; left: 24px;
  z-index: 9999;
  max-width: 380px;
  background: var(--fg);
  color: var(--bg);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.25);
  transform: translateY(140%);
  transition: transform 0.55s var(--ease-spring);
}
#cookie-overlay.visible { transform: translateY(0); }
#cookie-overlay .cookie-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}
#cookie-overlay #cookie-text { font-size: 0.85rem; opacity: 0.7; line-height: 1.6; margin-bottom: 18px; }
#cookie-overlay a { color: var(--accent); }
.cookie-btns { display: flex; gap: 10px; }
.cookie-btn {
  flex: 1;
  padding: 11px 16px;
  border-radius: 9px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  border: 1.5px solid transparent;
  font-family: var(--font-body);
  transition: all 0.2s;
}
.cookie-accept { background: var(--accent); color: #fff; }
.cookie-accept:hover { filter: brightness(1.08); }
.cookie-reject { background: transparent; color: rgba(255,255,255,0.6); border-color: rgba(255,255,255,0.15); }
.cookie-reject:hover { color: #fff; }

/* ============ MODAL ============ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 9990;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal-box {
  background: var(--bg);
  width: 100%;
  max-width: 720px;
  max-height: 80vh;
  border-radius: 20px;
  overflow-y: auto;
  padding: 40px clamp(24px, 5vw, 48px);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.4s var(--ease-spring);
}
.modal-overlay.open .modal-box { transform: translateY(0) scale(1); }
.modal-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.modal-body { font-size: 0.9rem; color: var(--muted); line-height: 1.75; }
.modal-body h3 { color: var(--fg); font-size: 1rem; font-weight: 700; margin: 20px 0 8px; }
.modal-body p { margin-bottom: 12px; }
.modal-close {
  float: right;
  background: var(--neutral-50);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 8px;
  color: var(--fg);
}

/* ============ TWEAKS PANEL ============ */
#tweaks-panel {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 9000;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
  width: 280px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.15);
  display: none;
  transform: translateY(20px);
  opacity: 0;
  transition: transform 0.3s, opacity 0.3s;
}
#tweaks-panel.show { display: block; }
#tweaks-panel.visible { transform: translateY(0); opacity: 1; }
.tweaks-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.tweaks-close { background: none; border: none; cursor: pointer; color: var(--muted); font-size: 1.1rem; }
.tweaks-label { font-size: 0.78rem; font-weight: 700; color: var(--fg); margin: 12px 0 8px; font-family: var(--font-mono); letter-spacing: 0.05em; text-transform: uppercase; }
.tweaks-row { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.tweaks-opt {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1.5px solid var(--border);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--muted);
  transition: all 0.2s;
  background: transparent;
  text-align: center;
}
.tweaks-opt.active { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }
.tweaks-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.82rem;
  cursor: pointer;
  margin-bottom: 6px;
}
.tweaks-toggle .switch {
  width: 32px; height: 18px;
  background: var(--border);
  border-radius: 100px;
  position: relative;
  transition: background 0.25s;
}
.tweaks-toggle .switch::after {
  content: '';
  position: absolute;
  width: 14px; height: 14px;
  background: #fff;
  border-radius: 50%;
  top: 2px; left: 2px;
  transition: transform 0.25s var(--ease);
}
.tweaks-toggle.on .switch { background: var(--accent); }
.tweaks-toggle.on .switch::after { transform: translateX(14px); }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  nav.primary { display: none; }
  .hamburger { display: flex; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .impact-grid { grid-template-columns: repeat(2, 1fr); }
  .journey-distance, .journey-compass { display: none; }
  .lang-toggle { display: none; }
}
@media (max-width: 600px) {
  .projects-grid { grid-template-columns: 1fr; }
  .hero-meta { gap: 16px; font-size: 0.7rem; }
}


/* mailto/wa links inside contact-info */
a.contact-info-item { text-decoration: none; color: var(--muted); transition: color 0.2s; cursor: pointer; }
a.contact-info-item:hover { color: var(--accent); }
a.contact-big { text-decoration: none; color: var(--fg); display: block; transition: color 0.3s; cursor: pointer; }
a.contact-big:hover { color: var(--accent); }