/* ──────────────────────────────────────────
   PALETTE & VARIABLES
────────────────────────────────────────── */
:root {
  --dark-bg:       #0a0c10;
  --dark-bg-alt:   #11141a;
  --card-bg:       #13171f;
  --text-color:    #9ba3af;
  --text-light:    #d1d5db;
  --title-color:   #f1f5f9;

  --accent-red:       #c0392b;
  --accent-red-light: #e74c3c;
  --accent-red-glow:  rgba(231, 76, 60, 0.15);

  --accent-blue:   #60a5fa;
  --border-color:  #1f2430;
  --border-hover:  #2d3448;

  --font-body:  'Inter', sans-serif;
  --font-mono:  'Fira Code', monospace;

  --radius:   10px;
  --max-w:    860px;
}


/* ──────────────────────────────────────────
   RESET & BASE
────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--dark-bg);
  color: var(--text-color);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  min-height: 100vh;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color .2s;
}
a:hover { color: var(--accent-red-light); }

h1, h2, h3 {
  color: var(--title-color);
  line-height: 1.25;
}
h2 { font-size: 1.45rem; font-weight: 600; margin-bottom: .75em; }
h3 { font-size: 1.05rem; font-weight: 500; margin-bottom: .5em; }

p { margin-bottom: .9em; }
p:last-child { margin-bottom: 0; }

strong { color: var(--text-light); font-weight: 600; }


/* ──────────────────────────────────────────
   NAVBAR
────────────────────────────────────────── */
.nav-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.nav-inner {
  max-width: calc(var(--max-w) + 4rem);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--title-color);
  letter-spacing: .02em;
}
.nav-logo .dot { color: var(--accent-red-light); }

.nav-bar nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.nav-bar nav a {
  color: var(--text-color);
  font-size: .875rem;
  font-weight: 500;
  letter-spacing: .03em;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: color .2s, border-color .2s;
}
.nav-bar nav a:hover {
  color: var(--title-color);
  border-bottom-color: var(--accent-red-light);
}


/* ──────────────────────────────────────────
   TABS
────────────────────────────────────────── */
.tab { display: none; }
.tab.active { display: block; }


/* ──────────────────────────────────────────
   CONTENT GRID
────────────────────────────────────────── */
.content-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2.5rem 2rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}


/* ──────────────────────────────────────────
   HERO
────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 6rem 2rem 5rem;
  text-align: center;
  background: var(--dark-bg-alt);
  border-bottom: 1px solid var(--border-color);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(192, 57, 43, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent-red-light);
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: .5rem;
}

.accent { color: var(--accent-red-light); }

.hero-sub {
  color: var(--text-color);
  font-size: .95rem;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: .75rem;
  justify-content: center;
  flex-wrap: wrap;
}


/* ──────────────────────────────────────────
   BOUTONS
────────────────────────────────────────── */
.btn {
  display: inline-block;
  background: var(--accent-red);
  color: #fff;
  padding: .6em 1.4em;
  border-radius: 6px;
  font-weight: 600;
  font-size: .875rem;
  transition: background .2s, box-shadow .2s;
  border: 1px solid transparent;
}
.btn:hover {
  background: var(--accent-red-light);
  color: #fff;
  box-shadow: 0 0 14px rgba(231, 76, 60, 0.35);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-hover);
  color: var(--text-light);
}
.btn-outline:hover {
  border-color: var(--accent-red-light);
  color: var(--accent-red-light);
  background: transparent;
  box-shadow: none;
}


/* ──────────────────────────────────────────
   CARDS
────────────────────────────────────────── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1.75rem 2rem;
  position: relative;
  transition: border-color .2s;
}
.card:hover { border-color: var(--border-hover); }

.card-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--accent-red-light);
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: .75rem;
}


/* ──────────────────────────────────────────
   COMPÉTENCES — TAGS
────────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.skill-group-title {
  font-size: .78rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-color);
  margin-bottom: .6rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}

.tag {
  font-size: .75rem;
  font-family: var(--font-mono);
  color: var(--text-light);
  background: var(--dark-bg);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: .2em .6em;
  transition: border-color .2s, color .2s;
}
.tag:hover {
  border-color: var(--accent-red-light);
  color: var(--accent-red-light);
}


/* ──────────────────────────────────────────
   PROJETS
────────────────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color .2s, transform .2s, box-shadow .2s;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.project-card:hover {
  border-color: var(--accent-red-light);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,.4), 0 0 0 1px var(--accent-red-glow);
}

.project-header { display: flex; flex-direction: column; gap: .3rem; }

.project-tag {
  font-family: var(--font-mono);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--accent-red-light);
}

.project-card h3 { font-size: 1rem; margin: 0; }
.project-card p  { font-size: .875rem; color: var(--text-color); flex: 1; }

.project-stack {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  margin-top: auto;
}


/* ──────────────────────────────────────────
   CV
────────────────────────────────────────── */
.cv-wrapper {
  display: flex;
  justify-content: center;
}
.cv-image {
  width: 100%;
  max-width: 640px;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: 0 12px 40px rgba(0,0,0,.5);
}


/* ──────────────────────────────────────────
   RSS FEED
────────────────────────────────────────── */
.loading-text {
  color: var(--text-color);
  font-family: var(--font-mono);
  font-size: .85rem;
}

.rss-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .75rem 0;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-light);
  font-size: .875rem;
  transition: color .2s;
}
.rss-item:last-child { border-bottom: none; }
.rss-item:hover { color: var(--accent-red-light); }
.rss-item svg { flex-shrink: 0; margin-left: auto; opacity: .5; }

.rss-date {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--accent-red-light);
  white-space: nowrap;
  flex-shrink: 0;
}

.rss-title { flex: 1; }


/* ──────────────────────────────────────────
   FOOTER / CONTACT
────────────────────────────────────────── */
footer#contact {
  border-top: 1px solid var(--border-color);
  padding: 1.75rem 2rem;
  margin-top: 1rem;
}

.contact-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.contact-label {
  font-family: var(--font-mono);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-color);
}

.contact-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }

.contact-link {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  color: var(--text-light);
  transition: color .2s;
}
.contact-link:hover { color: var(--accent-red-light); }


/* ──────────────────────────────────────────
   RESPONSIVE
────────────────────────────────────────── */
@media (max-width: 640px) {

  .nav-inner { padding: 0 1rem; }

  .nav-bar nav ul { gap: 1.2rem; }
  .nav-bar nav a  { font-size: .8rem; }

  .hero { padding: 4rem 1.25rem 3.5rem; }

  .content-grid { padding: 1.5rem 1rem 3rem; gap: 1rem; }

  .card { padding: 1.25rem; }

  .skills-grid { grid-template-columns: 1fr 1fr; }

  .projects-grid { grid-template-columns: 1fr; }

  .contact-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 400px) {
  .skills-grid { grid-template-columns: 1fr; }
}