*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0f;
  --bg2: #111118;
  --bg3: #1a1a24;
  --accent: #7f77dd;
  --accent2: #5dcaa5;
  --accent3: #ef9f27;
  --text: #e8e8f0;
  --muted: #888790;
  --border: rgba(127,119,221,0.18);
  --card: rgba(255,255,255,0.03);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Syne', sans-serif;
  overflow-x: hidden;
  cursor: none;
}

/* Custom cursor */
.cursor {
  position: fixed;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s, background 0.2s;
}
.cursor-ring {
  position: fixed;
  width: 36px; height: 36px;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.18s cubic-bezier(.25,.46,.45,.94), opacity 0.2s;
  opacity: 0.5;
}

/* Grid noise texture */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(127,119,221,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127,119,221,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* NAV */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 3rem;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: 'Space Mono', monospace;
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 3rem 4rem;
  position: relative;
  z-index: 1;
}

.hero-tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent2);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.7s 0.3s forwards;
}

.hero h1 {
  font-size: clamp(3.5rem, 9vw, 8rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.7s 0.5s forwards;
}

.hero h1 .line2 {
  background: linear-gradient(120deg, var(--accent) 0%, var(--accent2) 60%, var(--accent3) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}

.hero-sub {
  max-width: 560px;
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 3rem;
  opacity: 0;
  animation: fadeUp 0.7s 0.7s forwards;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.7s 0.9s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  border-radius: 4px;
  font-family: 'Space Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.25s;
  cursor: none;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1.5px solid var(--accent);
}
.btn-primary:hover {
  background: transparent;
  color: var(--accent);
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Floating blob */
.blob {
  position: absolute;
  right: -10vw;
  top: 15%;
  width: 55vw;
  height: 55vw;
  max-width: 700px;
  max-height: 700px;
  background: radial-gradient(ellipse at 40% 40%, rgba(127,119,221,0.15) 0%, rgba(93,202,165,0.07) 50%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.03); }
}

/* SECTION BASE */
section {
  position: relative;
  z-index: 1;
  padding: 7rem 3rem;
}
.section-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 3rem;
}

/* ABOUT */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.about-text p {
  color: var(--muted);
  line-height: 1.85;
  font-size: 0.97rem;
  margin-bottom: 1.2rem;
}
.about-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.badge {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--accent2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.about-info {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.info-row {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.info-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.info-value {
  font-size: 0.95rem;
  color: var(--text);
  font-weight: 700;
}

/* SKILLS */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.skill-card {
  padding: 2rem 1.5rem;
  background: var(--card);
  border: none;
  transition: background 0.3s;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.skill-card:hover { background: rgba(127,119,221,0.08); }
.skill-icon {
  font-size: 1.8rem;
  line-height: 1;
}
.skill-name {
  font-weight: 700;
  font-size: 1rem;
}
.skill-level {
  height: 2px;
  background: rgba(255,255,255,0.07);
  border-radius: 1px;
  overflow: hidden;
}
.skill-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 1px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1s cubic-bezier(.25,.46,.45,.94);
}
.skill-card:hover .skill-bar { transform: scaleX(1) !important; }

/* PROJECTS */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}
.project-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2rem;
  transition: border-color 0.3s, transform 0.3s;
  cursor: none;
}
.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}
.project-title {
  font-size: 1.1rem;
  font-weight: 700;
}
.project-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.project-link:hover { color: var(--accent); }
.project-desc {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  background: rgba(127,119,221,0.1);
  color: var(--accent);
  border-radius: 2px;
}

/* CONTACT */
.contact-inner {
  max-width: 700px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.contact-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  text-decoration: none;
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  transition: all 0.25s;
  cursor: none;
}
.contact-link:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  color: var(--muted);
  position: relative;
  z-index: 1;
}

/* SCROLL REVEAL */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s, transform 0.7s cubic-bezier(.25,.46,.45,.94);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* SEPARATOR */
.sep {
  border: none;
  border-top: 1px solid var(--border);
}

/* ANIMATIONS */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Alternance banner */
.banner {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1.2rem;
  background: rgba(93,202,165,0.08);
  border: 1px solid rgba(93,202,165,0.3);
  border-radius: 2px;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.7s 0.1s forwards;
}
.banner-dot {
  width: 6px; height: 6px;
  background: var(--accent2);
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* CONTACT FORM */
.contact-form-wrapper {
  margin: 2rem 0;
  max-width: 700px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: rgba(255,255,255,0.02);
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s, background 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(127,119,221,0.05);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-message {
  padding: 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
  display: none;
  font-family: 'Space Mono', monospace;
  font-size: 0.85rem;
  text-align: center;
}

.contact-message.success {
  display: block;
  background: rgba(81,207,102,0.1);
  border: 1px solid rgba(81,207,102,0.3);
  color: var(--accent2);
}

.contact-message.error {
  display: block;
  background: rgba(255,107,107,0.1);
  border: 1px solid rgba(255,107,107,0.3);
  color: #ff6b6b;
}

@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  section { padding: 5rem 1.5rem; }
  .hero { padding: 7rem 1.5rem 3rem; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-form-wrapper { max-width: 100%; }
  footer { flex-direction: column; gap: 0.5rem; text-align: center; }
}