/* ================================================================
   PORTFOLIO — Apprenti Administrateur Système
   css/style.css
   ================================================================ */


/* ── 1. Thèmes & Variables CSS ──────────────────────────────────── */

:root,
[data-theme="cyber"] {
  --bg:            #0a0a0f;
  --bg-card:       #12121a;
  --bg-card-hover: #1a1a28;
  --bg-nav:        #0a0a0fcc;
  --accent:        #00e5a0;
  --accent-dim:    #00e5a020;
  --accent-mid:    #00e5a060;
  --accent2:       #4dc3ff;
  --text:          #e8e8ef;
  --text-dim:      #6e6e82;
  --text-mid:      #9e9eb5;
  --border:        #1e1e2e;
  --danger:        #ff4d6a;
  --warn:          #ffb84d;
  --info:          #4dc3ff;
  --purple:        #a78bfa;
  --cursor-ring:   #00e5a0;
  --cursor-dot:    #00e5a0;
}

[data-theme="neon"] {
  --bg:            #0c0014;
  --bg-card:       #150022;
  --bg-card-hover: #1e0033;
  --bg-nav:        #0c0014cc;
  --accent:        #ff2edc;
  --accent-dim:    #ff2edc20;
  --accent-mid:    #ff2edc60;
  --accent2:       #00f0ff;
  --text:          #f0e6ff;
  --text-dim:      #7a6090;
  --text-mid:      #b8a0d0;
  --border:        #2a1040;
  --danger:        #ff4d6a;
  --warn:          #ffa726;
  --info:          #00f0ff;
  --purple:        #bf7fff;
  --cursor-ring:   #ff2edc;
  --cursor-dot:    #00f0ff;
}

[data-theme="arctic"] {
  --bg:            #f4f7fb;
  --bg-card:       #ffffff;
  --bg-card-hover: #eef2f8;
  --bg-nav:        #f4f7fbee;
  --accent:        #2563eb;
  --accent-dim:    #2563eb15;
  --accent-mid:    #2563eb40;
  --accent2:       #06b6d4;
  --text:          #1e293b;
  --text-dim:      #94a3b8;
  --text-mid:      #64748b;
  --border:        #e2e8f0;
  --danger:        #ef4444;
  --warn:          #f59e0b;
  --info:          #06b6d4;
  --purple:        #8b5cf6;
  --cursor-ring:   #2563eb;
  --cursor-dot:    #2563eb;
}

[data-theme="sunset"] {
  --bg:            #1a0a0a;
  --bg-card:       #241212;
  --bg-card-hover: #2e1a1a;
  --bg-nav:        #1a0a0acc;
  --accent:        #ff6b35;
  --accent-dim:    #ff6b3520;
  --accent-mid:    #ff6b3560;
  --accent2:       #ffd700;
  --text:          #ffeee6;
  --text-dim:      #8a6a5a;
  --text-mid:      #c09a88;
  --border:        #3a2020;
  --danger:        #ff4d6a;
  --warn:          #ffd700;
  --info:          #ff9f43;
  --purple:        #e879a8;
  --cursor-ring:   #ff6b35;
  --cursor-dot:    #ffd700;
}


/* ── 2. Reset & Base ────────────────────────────────────────────── */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  cursor: none !important;
}

html {
  scroll-behavior: smooth;
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Outfit', sans-serif;
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background 0.5s, color 0.5s;
}

ul, ol { list-style: none; }
a      { text-decoration: none; color: inherit; }

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select { font: inherit; }

::selection {
  background: var(--accent);
  color: var(--bg);
}


/* ── 3. Curseur personnalisé ────────────────────────────────────── */

.cursor-dot {
  position: fixed;
  width: 8px;
  height: 8px;
  background: var(--cursor-dot);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99999;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, background 0.3s;
}

.cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 2px solid var(--cursor-ring);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99998;
  transform: translate(-50%, -50%);
  opacity: 0.6;
  transition:
    width 0.3s cubic-bezier(0.25, 1, 0.5, 1),
    height 0.3s cubic-bezier(0.25, 1, 0.5, 1),
    border-color 0.3s,
    opacity 0.3s,
    background 0.3s;
}

.cursor-dot.hover  { width: 14px; height: 14px; background: var(--accent); }
.cursor-ring.hover { width: 56px; height: 56px; border-color: var(--accent); opacity: 0.3; background: var(--accent-dim); }
.cursor-dot.click  { width: 5px;  height: 5px; }
.cursor-ring.click { width: 28px; height: 28px; opacity: 1; }

.cursor-particle {
  position: fixed;
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99997;
  opacity: 0.8;
  animation: particleFade 0.6s ease-out forwards;
}

@keyframes particleFade {
  to { opacity: 0; transform: scale(0); }
}


/* ── 4. Sélecteur de thème ──────────────────────────────────────── */

.theme-switcher {
  position: fixed;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-right: none;
  border-radius: 12px 0 0 12px;
  transition: all 0.4s;
}

.theme-toggle-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--border);
  transition: all 0.3s;
  position: relative;
}

.theme-toggle-btn:hover       { transform: scale(1.2); border-color: var(--text); }
.theme-toggle-btn.active      { border-color: var(--text); box-shadow: 0 0 10px var(--accent-mid); }
.theme-toggle-btn.active::after {
  content: '';
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  border: 2px solid white;
}

.theme-cyber  { background: linear-gradient(135deg, #00e5a0, #0a0a0f); }
.theme-neon   { background: linear-gradient(135deg, #ff2edc, #0c0014); }
.theme-arctic { background: linear-gradient(135deg, #2563eb, #f4f7fb); }
.theme-sunset { background: linear-gradient(135deg, #ff6b35, #1a0a0a); }

.theme-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.55rem;
  color: var(--text-dim);
  text-align: center;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  padding: 4px 0;
}


/* ── 5. Effets d'arrière-plan ───────────────────────────────────── */

.grid-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.3;
  pointer-events: none;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  transition: opacity 0.5s;
}

.glow-orb {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  transition: transform 0.15s ease-out;
}

.bg-particles {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.bg-particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0;
  animation: floatP linear infinite;
}

@keyframes floatP {
  0%   { opacity: 0; transform: translateY(100vh) scale(0); }
  10%  { opacity: 0.5; }
  90%  { opacity: 0.5; }
  100% { opacity: 0; transform: translateY(-100px) scale(1); }
}


/* ── 6. Navigation ──────────────────────────────────────────────── */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(20px);
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border);
  transition: background 0.5s, border 0.5s;
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.5s;
}

.nav-logo .blink {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  animation: blink 2s infinite;
  box-shadow: 0 0 10px var(--accent);
  transition: background 0.5s, box-shadow 0.5s;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.2; }
}

.nav-links {
  display: flex;
  gap: 0.25rem;
}

.nav-links a {
  color: var(--text-dim);
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: all 0.25s;
  letter-spacing: 0.03em;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
  background: var(--accent-dim);
}

.nav-links a.active::before {
  content: '>';
  margin-right: 4px;
  animation: cblink 1s infinite;
}

@keyframes cblink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: transparent;
  border: none;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text);
  display: block;
  transition: 0.3s;
}


/* ── 7. Pages & Transitions ─────────────────────────────────────── */

main {
  position: relative;
  z-index: 1;
}

.page {
  display: none;
  min-height: 100vh;
  padding-top: 80px;
}

.page.active {
  display: block;
  animation: pageIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes pageIn {
  from { opacity: 0; transform: translateY(30px) scale(0.98); filter: blur(4px); }
  to   { opacity: 1; transform: none; filter: none; }
}


/* ── 8. Hero ────────────────────────────────────────────────────── */

.hero {
  min-height: calc(100vh - 80px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem 6rem;
  position: relative;
}

.hero-tag {
  font-family: 'DM Mono', monospace;
  color: var(--accent);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  opacity: 0;
  animation: fadeUp 0.6s 0.2s forwards;
}

.hero-tag .line {
  width: 40px;
  height: 1px;
  background: var(--accent);
}

.hero h1 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.6s 0.4s forwards;
}

.hero h1 .highlight {
  color: var(--accent);
  position: relative;
  display: inline-block;
  transition: color 0.5s;
}

.hero h1 .highlight::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent);
  opacity: 0.4;
  border-radius: 2px;
  animation: hlGrow 0.8s 1.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  transform: scaleX(0);
  transform-origin: left;
}

@keyframes hlGrow {
  to { transform: scaleX(1); }
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-mid);
  max-width: 560px;
  line-height: 1.7;
  opacity: 0;
  animation: fadeUp 0.6s 0.6s forwards;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 3rem;
  opacity: 0;
  animation: fadeUp 0.6s 0.8s forwards;
}

.stat-num {
  font-family: 'Syne', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  transition: color 0.5s;
}

.stat-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.2rem;
}


/* ── 9. Terminal ────────────────────────────────────────────────── */

.hero-terminal {
  position: absolute;
  right: 6rem;
  top: 50%;
  transform: translateY(-50%);
  width: 430px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  opacity: 0;
  animation: fadeUp 0.6s 1s forwards;
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.5);
  transition: background 0.5s, border 0.5s;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: #0e0e16;
  border-bottom: 1px solid var(--border);
  transition: background 0.5s;
}

[data-theme="arctic"] .terminal-bar { background: #e8edf3; }

.terminal-dot           { width: 10px; height: 10px; border-radius: 50%; }
.terminal-dot.r         { background: var(--danger); }
.terminal-dot.y         { background: var(--warn); }
.terminal-dot.g         { background: var(--accent); }

.terminal-title {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-left: 8px;
}

.terminal-body {
  padding: 16px;
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  line-height: 1.8;
  max-height: 300px;
  overflow-y: auto;
}

.terminal-body::-webkit-scrollbar       { width: 4px; }
.terminal-body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.terminal-body .prompt  { color: var(--accent); }
.terminal-body .cmd     { color: var(--text); }
.terminal-body .output  { color: var(--text-dim); }
.terminal-body .error   { color: var(--danger); }
.terminal-body .success { color: var(--accent); }

.terminal-input-line {
  display: flex;
  align-items: center;
  padding: 0 16px 12px;
}

.terminal-input-line .prompt {
  color: var(--accent);
  white-space: pre;
}

.terminal-input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  flex: 1;
  caret-color: var(--accent);
}

.terminal-hint {
  padding: 8px 16px;
  font-family: 'DM Mono', monospace;
  font-size: 0.58rem;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
  background: var(--bg-card);
  opacity: 0.7;
  transition: background 0.5s;
}


/* ── 10. Sections communes ──────────────────────────────────────── */

.section {
  padding: 5rem 6rem;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.section-num {
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  color: var(--accent);
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--accent-mid);
  border-radius: 4px;
  background: var(--accent-dim);
  transition: all 0.5s;
}

.section-title {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-line {
  flex: 1;
  height: 1px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}

.section-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: lineSweep 3s infinite;
}

@keyframes lineSweep {
  to { left: 200%; }
}


/* ── 11. Compétences ────────────────────────────────────────────── */

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.75rem;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}

.skill-card:hover                { border-color: var(--accent-mid); background: var(--bg-card-hover); }
.skill-card:hover::before        { transform: scaleX(1); }
.skill-card:hover .card-glow     { opacity: 1; }

.card-glow {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-dim), transparent 70%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

.skill-icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  display: inline-block;
  animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-4px); }
}

.skill-name {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.skill-desc {
  color: var(--text-dim);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.skill-bar-track {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  width: 0%;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.skill-bar-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.3) 50%, transparent 100%);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  from { transform: translateX(-100%); }
  to   { transform: translateX(100%); }
}

.skill-bar-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  color: var(--text-dim);
  margin-top: 0.4rem;
  text-align: right;
}


/* ── 12. Projets ────────────────────────────────────────────────── */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  transition: all 0.4s;
}

.project-card:hover {
  border-color: var(--accent-mid);
  transform: translateY(-6px) rotateX(2deg);
  box-shadow: 0 20px 60px -20px var(--accent-dim);
}

.project-banner {
  height: 180px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-banner .icon-large {
  font-size: 4rem;
  opacity: 0.3;
  position: absolute;
  transition: transform 0.6s;
}

.project-card:hover .icon-large { transform: scale(1.3) rotate(10deg); }

.project-banner .pattern {
  position: absolute;
  inset: 0;
  opacity: 0.1;
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    var(--accent) 10px,
    var(--accent) 11px
  );
}

.project-status {
  position: absolute;
  top: 12px;
  right: 12px;
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  padding: 4px 10px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-done     { background: #00e5a020; color: var(--accent); border: 1px solid var(--accent-mid); }
.status-progress { background: #ffb84d20; color: var(--warn);   border: 1px solid #ffb84d60; }
.status-planned  { background: #4dc3ff20; color: var(--info);   border: 1px solid #4dc3ff60; }

.project-info    { padding: 1.5rem; }
.project-title   { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1.2rem; margin-bottom: 0.6rem; }
.project-desc    { color: var(--text-dim); font-size: 0.88rem; line-height: 1.6; margin-bottom: 1rem; }

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  padding: 3px 10px;
  border-radius: 4px;
  background: var(--accent-dim);
  color: var(--accent);
  transition: all 0.3s;
}

.tag:hover      { transform: translateY(-2px); }
.tag-purple     { background: #a78bfa15; color: var(--purple); }
.tag-info       { background: #4dc3ff15; color: var(--info); }
.tag-warn       { background: #ffb84d15; color: var(--warn); }


/* ── 13. Timeline / Parcours ────────────────────────────────────── */

.timeline {
  position: relative;
  padding-left: 3rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--border));
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline-item:hover {
  border-color: var(--accent-mid);
  background: var(--bg-card-hover);
  transform: translateX(8px);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -3rem;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg);
  box-shadow: 0 0 0 3px var(--accent-mid);
  margin-left: 1px;
  transition: all 0.3s;
}

.timeline-item:hover::before {
  box-shadow: 0 0 0 5px var(--accent-mid), 0 0 20px var(--accent-dim);
  transform: translate(-50%, -50%) scale(1.3);
}

.timeline-date {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.timeline-title { font-family: 'Syne', sans-serif; font-weight: 600; font-size: 1.15rem; margin-bottom: 0.5rem; }
.timeline-desc  { color: var(--text-dim); font-size: 0.88rem; line-height: 1.6; }


/* ── 14. Environnement technique ────────────────────────────────── */

.infra-subtitle {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  color: var(--text-mid);
  margin-bottom: 1.5rem;
}

.infra-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 3rem;
}

.infra-grid:last-of-type { margin-bottom: 0; }

.infra-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  text-align: center;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.infra-card:hover {
  border-color: var(--accent-mid);
  transform: translateY(-3px) scale(1.02);
}

.infra-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, var(--accent-dim), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
}

.infra-card:hover::after { opacity: 1; }

.infra-icon   { font-size: 2.5rem; margin-bottom: 0.75rem; display: block; position: relative; z-index: 1; }
.infra-name   { font-family: 'Syne', sans-serif; font-weight: 600; font-size: 0.95rem; margin-bottom: 0.3rem; position: relative; z-index: 1; }
.infra-detail { font-family: 'DM Mono', monospace; font-size: 0.72rem; color: var(--text-dim); position: relative; z-index: 1; }


/* ── 15. Contact ────────────────────────────────────────────────── */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  max-width: 900px;
}

.contact-info-block h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.6rem;
  margin-bottom: 1rem;
}

.contact-info-block p {
  color: var(--text-dim);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 0.75rem;
  transition: all 0.3s;
}

.contact-item:hover {
  border-color: var(--accent-mid);
  transform: translateX(6px);
  box-shadow: -4px 0 0 var(--accent);
}

.contact-icon  { font-size: 1.4rem; width: 40px; text-align: center; }
.contact-label { font-family: 'DM Mono', monospace; font-size: 0.68rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em; }
.contact-value { font-size: 0.92rem; color: var(--text); }

.form-group { margin-bottom: 1rem; }

.form-group label {
  display: block;
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

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

.btn-send {
  font-family: 'DM Mono', monospace;
  font-size: 0.82rem;
  padding: 0.8rem 2rem;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: 8px;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.btn-send::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.5s, height 0.5s;
}

.btn-send:hover           { transform: translateY(-2px); box-shadow: 0 8px 30px -10px var(--accent); }
.btn-send:hover::before   { width: 300px; height: 300px; }


/* ── 16. Footer ─────────────────────────────────────────────────── */

footer {
  border-top: 1px solid var(--border);
  padding: 2rem 6rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-dim);
  position: relative;
  z-index: 1;
  transition: border 0.5s;
}


/* ── 17. Animations & Utilitaires ───────────────────────────────── */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  opacity: 0;
  transform: translateY(25px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.glitch {
  position: relative;
  animation: glitchShift 4s infinite;
}

@keyframes glitchShift {
  0%, 95%, 100% { text-shadow: none; }
  96% { text-shadow: -3px 0 var(--danger),  3px 0 var(--info); }
  97% { text-shadow:  3px 0 var(--danger), -3px 0 var(--info); }
  98% { text-shadow: -2px 0 var(--accent),  2px 0 var(--purple); }
}


/* ── 18. Responsive ─────────────────────────────────────────────── */

@media (max-width: 1100px) {
  .hero-terminal { display: none; }
  .hero          { padding: 4rem 3rem; }
  .section       { padding: 4rem 3rem; }
  footer         { padding: 2rem 3rem; }
}

@media (max-width: 768px) {
  .hamburger { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
  }

  .nav-links.open { display: flex; }

  .hero           { padding: 3rem 1.5rem; }
  .hero h1        { font-size: 2.2rem; }
  .hero-stats     { gap: 1.5rem; flex-wrap: wrap; }
  .section        { padding: 3rem 1.5rem; }
  .contact-grid   { grid-template-columns: 1fr; }
  .projects-grid  { grid-template-columns: 1fr; }
  footer          { padding: 2rem 1.5rem; flex-direction: column; gap: 0.5rem; }
  .theme-switcher { top: auto; bottom: 1rem; }

  /* Désactiver le curseur custom sur mobile */
  .cursor-dot,
  .cursor-ring { display: none !important; }
  *            { cursor: auto !important; }
}