/* ── Softened palette tokens ────────────────────── */
:root {
  --color-deep-night:      #0f1115;
  --color-graphite:        #1c1f26;
  --color-abyssal-plane:   #171a20;
  --color-ghost:           #2a2e37;
  --color-ash:             #3d424d;
  --color-skybound-violet: #7f9cd4;   /* muted steel-blue accent (less neon) */
  --color-pure-white:      #eceef2;   /* soft off-white, not harsh #fff */
  --color-silver-pine:     #b2b7c0;
  --color-stone-dust:      #868c97;
  --color-live:            #7fc9a0;   /* muted green */

  --font-inter: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono:  'JetBrains Mono', ui-monospace, monospace;

  --spacing-8:   8px;
  --spacing-16:  16px;
  --spacing-24:  24px;
  --spacing-32:  32px;
  --spacing-40:  40px;
  --spacing-64:  64px;
  --spacing-96:  96px;

  --radius-tags:    4px;
  --radius-cards:   10px;
  --radius-buttons: 8px;
}

/* ── Reset ──────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--color-deep-night);
  color: var(--color-pure-white);
  font-family: var(--font-inter);
  line-height: 1.6;
}

/* ── Layout helpers ─────────────────────────────── */
.container {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 var(--spacing-24);
}

/* Section labels: plain, muted, uppercase — no mono, no "//" */
.section-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-stone-dust);
  margin-bottom: var(--spacing-32);
}

/* ── Nav ────────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15,17,21,0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-ghost);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-16) var(--spacing-24);
  max-width: 920px;
  margin: 0 auto;
}

.nav-logo {
  font-weight: 600;
  font-size: 16px;
  color: var(--color-pure-white);
  text-decoration: none;
  white-space: nowrap;
}

/* "AD" → "Albert Domènech" reveal on scroll */
.nav-logo .expand {
  display: inline-block;
  max-width: 0;
  opacity: 0;
  overflow: hidden;
  white-space: pre;
  vertical-align: bottom;
  transition: max-width 1.2s cubic-bezier(0.22, 1, 0.36, 1), opacity 1.3s ease;
}

.nav-logo.expanded .expand {
  max-width: 8ch;
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .nav-logo .expand { transition: none; }
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-16);
  flex-wrap: wrap;
}

.nav-links {
  display: flex;
  gap: var(--spacing-8);
  list-style: none;
}

.nav-links a {
  color: var(--color-silver-pine);
  text-decoration: none;
  font-size: 14px;
  padding: 10px 11px;
  border-radius: var(--radius-buttons);
  transition: background 0.15s, color 0.15s;
}

.nav-links a:hover { background: var(--color-graphite); color: var(--color-pure-white); }

/* ── Language switcher ──────────────────────────── */
.nav-lang {
  display: flex;
  gap: 4px;
  align-items: center;
  padding-left: var(--spacing-16);
  border-left: 1px solid var(--color-ghost);
}

.nav-lang a {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: var(--color-stone-dust);
  text-decoration: none;
  padding: 4px 6px;
  border-radius: var(--radius-tags);
  transition: color 0.15s;
}

.nav-lang a:hover { color: var(--color-pure-white); }
.nav-lang a.active { color: var(--color-skybound-violet); }

/* ── Buttons ────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  background: var(--color-pure-white);
  color: var(--color-deep-night);
  padding: 11px 18px;
  border-radius: var(--radius-buttons);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: opacity 0.15s;
}
.btn-primary:hover { opacity: 0.88; }

.btn-outlined {
  display: inline-block;
  background: transparent;
  color: var(--color-silver-pine);
  border: 1px solid var(--color-ghost);
  padding: 11px 18px;
  border-radius: var(--radius-buttons);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}
.btn-outlined:hover { border-color: var(--color-ash); color: var(--color-pure-white); }

/* ── Hero ───────────────────────────────────────── */
#hero { padding: var(--spacing-96) 0; }

/* Eyebrow: plain, muted — no mono, no "//" */
.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-skybound-violet);
  margin-bottom: var(--spacing-16);
}

.hero-name {
  font-size: 60px;
  font-weight: 600;
  letter-spacing: -1.8px;
  line-height: 1.15;
  color: var(--color-pure-white);
  margin-bottom: var(--spacing-16);
}

.hero-role {
  font-size: 20px;
  font-weight: 400;
  color: var(--color-silver-pine);
  letter-spacing: -0.2px;
  margin-bottom: var(--spacing-24);
}

.hero-bio {
  font-size: 16px;
  color: var(--color-silver-pine);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: var(--spacing-40);
}

.hero-ctas {
  display: flex;
  gap: var(--spacing-8);
  flex-wrap: wrap;
}

/* ── Section separator ──────────────────────────── */
section:not(#hero) {
  padding: var(--spacing-96) 0;
  border-top: 1px solid var(--color-ghost);
}

/* ── Badges ─────────────────────────────────────── */
.badge {
  font-size: 12px;
  font-weight: 500;
  background: var(--color-graphite);
  border: 1px solid transparent;
  color: var(--color-silver-pine);
  padding: 5px 11px;
  border-radius: 999px;
}

.badge-accent {
  background: rgba(127,156,212,0.12);
  color: var(--color-skybound-violet);
}

/* ── Skills ─────────────────────────────────────── */
.skills-groups {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-32);
}

.skill-group-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-stone-dust);
  margin-bottom: var(--spacing-16);
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-8);
}

/* ── Projects ───────────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-16);
}

.project-card {
  background: var(--color-abyssal-plane);
  border: 1px solid var(--color-ghost);
  border-radius: var(--radius-cards);
  padding: var(--spacing-32);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-16);
  transition: border-color 0.15s, transform 0.15s;
}

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

.project-card.featured { grid-column: 1 / -1; }

.project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-8);
}

.project-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-pure-white);
}

.tag-status {
  font-size: 11px;
  font-weight: 500;
  background: var(--color-graphite);
  color: var(--color-stone-dust);
  border: 1px solid var(--color-ghost);
  padding: 3px 10px;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}

.tag-status.live {
  color: var(--color-live);
  border-color: rgba(127,201,160,0.4);
  background: rgba(127,201,160,0.08);
}

.project-desc {
  font-size: 14px;
  color: var(--color-stone-dust);
  line-height: 1.65;
  flex: 1;
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-8);
  flex-wrap: wrap;
}

.project-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-skybound-violet);
  text-decoration: none;
  white-space: nowrap;
}

.project-link:hover { text-decoration: underline; }

.project-note {
  font-size: 13px;
  color: var(--color-stone-dust);
}

/* ── Contact ────────────────────────────────────── */
.contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-16);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-16);
  font-size: 16px;
  color: var(--color-silver-pine);
  text-decoration: none;
  transition: color 0.15s;
}

.contact-item:hover { color: var(--color-pure-white); }

.contact-note { color: var(--color-stone-dust); }

.contact-icon {
  color: var(--color-skybound-violet);
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

/* ── Footer ─────────────────────────────────────── */
footer {
  border-top: 1px solid var(--color-ghost);
  padding: var(--spacing-32) 0;
  text-align: center;
  font-size: 14px;
  color: var(--color-stone-dust);
}

/* ── Responsive ─────────────────────────────────── */
@media (max-width: 768px) {
  .container { padding: 0 20px; }

  .hero-name {
    font-size: 40px;
    letter-spacing: -1px;
  }

  #hero { padding: 48px 0 var(--spacing-64); }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-ctas a { text-align: center; }

  section:not(#hero) { padding: 56px 0; }

  .projects-grid {
    grid-template-columns: 1fr;
  }
  .project-card { padding: 22px; }

  /* Cabecera compacta de una sola fila: solo logo + selector de idioma.
     En una pantalla estrecha los enlaces de sección apelotonaban la barra. */
  .nav-inner { padding: 14px 20px; }
  .nav-links { display: none; }
  .nav-lang { padding-left: 0; border-left: none; }

  /* Contacto: la nota ("— perfil principal") baja a su propia línea,
     indentada bajo el handle (ancho del icono 20px + gap 12px), en vez de
     partirse desalineada a la derecha. */
  .contact-item { gap: 12px; flex-wrap: wrap; }
  .contact-note { flex-basis: 100%; margin-left: 32px; }
}