/* ═══════════════════════════════════════════════════════════
   1. CUSTOM PROPERTIES
═══════════════════════════════════════════════════════════ */
:root {
  /* Colors — "Terminal Elite" IT palette */
  --color-bg-0:    #030C04;   /* near-black, subtle green undertone        */
  --color-bg-1:    #061008;   /* section alternate                         */
  --color-bg-2:    #0A1A0C;   /* cards & inputs                            */
  --color-bg-3:    #0F2211;   /* deepest layer                             */
  --color-cyan:    #00E676;   /* terminal green — primary accent            */
  --color-gold:    #FFCC02;   /* terminal yellow — secondary accent         */
  --color-rose:    #FF3D71;   /* alert / current badge                     */
  --color-green:   #22c55e;   /* form success feedback                     */
  --color-text:    #C8ECC8;   /* green-tinted off-white body text          */
  --color-muted:   #3D6040;   /* muted labels & secondary text             */
  --color-border:  rgba(0, 230, 118, 0.12); /* subtle green borders        */

  /* Typography */
  --font-display: 'Bebas Neue', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
  --font-body:    'Outfit', sans-serif;

  /* Spacing */
  --section-padding: 6rem 3rem;
  --max-width: 1100px;

  /* Transitions */
  --transition-fast:   0.2s ease;
  --transition-base:   0.3s ease;
  --transition-slow:   0.6s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg-0);
  color: var(--color-text);
  overflow-x: hidden;
  cursor: none;
}

input,
textarea {
  cursor: text;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

/* Hide custom cursor on touch devices */
@media (hover: none) {
  body { cursor: auto; }
  #cursor { display: none; }
}

/* ═══════════════════════════════════════════════════════════
   3. SCROLLBAR
═══════════════════════════════════════════════════════════ */
::-webkit-scrollbar       { width: 4px; }
::-webkit-scrollbar-track { background: var(--color-bg-1); }
::-webkit-scrollbar-thumb { background: var(--color-cyan); border-radius: 2px; }

/* ═══════════════════════════════════════════════════════════
   4. NOISE OVERLAY
═══════════════════════════════════════════════════════════ */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

/* ═══════════════════════════════════════════════════════════
   5. CURSOR
═══════════════════════════════════════════════════════════ */
#cursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  pointer-events: none;
  mix-blend-mode: screen;
}

#cursor-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-cyan);
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease;
}

#cursor-ring {
  position: absolute;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--color-gold);
  transform: translate(-50%, -50%);
  opacity: 0.6;
  transition:
    width    0.25s ease,
    height   0.25s ease,
    opacity  0.25s ease;
}

body:hover #cursor-ring {
  opacity: 1;
}

/* ═══════════════════════════════════════════════════════════
   6. NAVIGATION
═══════════════════════════════════════════════════════════ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

#nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.2rem 3rem;
  background: rgba(4, 4, 10, 0.7);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: padding var(--transition-slow);
}

#nav.scrolled {
  padding-top: 0.8rem;
  padding-bottom: 0.8rem;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-cyan);
  letter-spacing: 0.1em;
  flex-shrink: 0;
}

.nav-logo span {
  color: var(--color-gold);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  margin-left: auto;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 1px solid var(--color-border);
  cursor: none;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1px;
  background: var(--color-cyan);
  transition:
    transform var(--transition-base),
    opacity var(--transition-base);
}

#nav.open .nav-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

#nav.open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

#nav.open .nav-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

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

.nav-links a {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-muted);
  text-decoration: none;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color var(--transition-base);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-cyan);
  transition: width var(--transition-base);
}

.nav-links a:hover {
  color: var(--color-cyan);
}

.nav-links a:hover::after {
  width: 100%;
}

/* Language toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  margin-left: auto;
}

.lang-sep {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-border);
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--color-muted);
  background: transparent;
  border: 1px solid transparent;
  padding: 0.3rem 0.55rem;
  cursor: none;
  transition:
    color             var(--transition-base),
    border-color      var(--transition-base);
}

.lang-btn.active {
  color: var(--color-cyan);
  border-color: rgba(0, 230, 118, 0.3);
}

.lang-btn:hover:not(.active) {
  color: var(--color-text);
}

/* CTA button */
.nav-cta {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-bg-0);
  background: var(--color-cyan);
  padding: 0.5rem 1.2rem;
  border-radius: 2px;
  text-decoration: none;
  letter-spacing: 0.1em;
  transition:
    background  var(--transition-base),
    transform   var(--transition-fast);
}

.nav-cta:hover {
  background: var(--color-gold);
  transform: translateY(-1px);
}

/* ═══════════════════════════════════════════════════════════
   7. HERO
═══════════════════════════════════════════════════════════ */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 6rem 3rem 4rem;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-accent-bar {
  position: absolute;
  top: 0;
  right: -8vw;
  width: 40vw;
  height: 100vh;
  background: linear-gradient(
    135deg,
    transparent 30%,
    rgba(0, 229, 255, 0.025) 60%,
    transparent 80%
  );
  transform: skewX(-8deg);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  width: 100%;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-cyan);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1.4rem;
  opacity: 0;
  animation: fadeSlideUp 0.8s 0.2s forwards;
}

.hero-tag::before {
  content: '//';
  color: var(--color-gold);
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 9rem);
  line-height: 0.9;
  letter-spacing: 0.02em;
  color: #fff;
  opacity: 0;
  animation: fadeSlideUp 0.8s 0.35s forwards;
}

.hero-name .outline {
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.4);
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 1.8vw, 1.05rem);
  color: var(--color-muted);
  margin-top: 1.4rem;
  max-width: 640px;
  line-height: 1.7;
  opacity: 0;
  animation: fadeSlideUp 0.8s 0.5s forwards;
}

.typed-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--color-cyan);
  margin-left: 2px;
  vertical-align: middle;
  animation: blink 0.8s infinite;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 2.8rem;
  opacity: 0;
  animation: fadeSlideUp 0.8s 0.65s forwards;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  color: var(--color-cyan);
  line-height: 1;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  margin-top: 2.4rem;
  opacity: 0;
  animation: fadeSlideUp 0.8s 0.8s forwards;
}

.hero-location {
  position: absolute;
  bottom: 3rem;
  right: 3rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-muted);
  letter-spacing: 0.15em;
  opacity: 0;
  animation: fadeSlideUp 0.8s 1s forwards;
}

/* Pulsing availability dot — uses only transform+opacity (GPU-composited, no paint) */
.pulse-dot {
  position: relative;
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 8px var(--color-gold);
}

.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--color-gold);
  will-change: transform, opacity;
  animation: pulse 2s ease-out infinite;
}

/* ═══════════════════════════════════════════════════════════
   8. BUTTONS
═══════════════════════════════════════════════════════════ */
.btn {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  padding: 0.8rem 1.8rem;
  text-decoration: none;
  border: none;
  cursor: none;
  transition:
    background  var(--transition-base),
    transform   var(--transition-fast);
}

.btn-primary {
  color: var(--color-bg-0);
  background: var(--color-cyan);
  clip-path: polygon(
    0 0,
    calc(100% - 10px) 0,
    100% 10px,
    100% 100%,
    10px 100%,
    0 calc(100% - 10px)
  );
}

.btn-primary:hover {
  background: var(--color-gold);
  transform: translateY(-2px);
}

.btn-outline {
  color: var(--color-cyan);
  background: transparent;
  border: 1px solid var(--color-border);
  transition:
    border-color  var(--transition-base),
    color         var(--transition-base),
    transform     var(--transition-fast);
}

.btn-outline:hover {
  border-color: var(--color-cyan);
  color: #fff;
  transform: translateY(-2px);
}

/* ═══════════════════════════════════════════════════════════
   9. SECTION UTILITIES
═══════════════════════════════════════════════════════════ */
section {
  position: relative;
  z-index: 2;
}

.section-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--section-padding);
}

.section-label {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-cyan);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.section-label::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--color-cyan);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  color: #fff;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.divider {
  width: 100%;
  height: 1px;
  margin: 2.5rem 0;
  background: linear-gradient(90deg, var(--color-cyan), transparent);
  opacity: 0.2;
}

/* ═══════════════════════════════════════════════════════════
   10. ABOUT
═══════════════════════════════════════════════════════════ */
#about {
  background: var(--color-bg-1);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: center;
}

.about-grid-text {
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.4fr);
  align-items: start;
}

/* Avatar */
.about-visual {
  position: relative;
}

.about-avatar {
  width: 100%;
  aspect-ratio: 3 / 4;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  clip-path: polygon(
    0 0,
    calc(100% - 20px) 0,
    100% 20px,
    100% 100%,
    20px 100%,
    0 calc(100% - 20px)
  );
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.about-avatar::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(0, 229, 255, 0.05) 0%, transparent 50%),
    repeating-linear-gradient(0deg, transparent, transparent 29px, rgba(0, 229, 255, 0.04) 30px),
    repeating-linear-gradient(90deg, transparent, transparent 29px, rgba(0, 229, 255, 0.04) 30px);
}

.about-avatar::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, var(--color-bg-1), transparent);
}

/* Profile photo — displayed when assets/profile.jpg is found */
.about-photo {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  opacity: 0;
  transition: opacity 0.6s ease;
}

/* Photo loaded successfully → show it, hide initials */
.about-avatar.has-photo .about-photo    { opacity: 1; }
.about-avatar.has-photo .about-initials { display: none; }

.about-initials {
  font-family: var(--font-display);
  font-size: 7rem;
  color: rgba(0, 230, 118, 0.15);
  line-height: 1;
  letter-spacing: 0.05em;
  position: relative;
  z-index: 0;
}

.corner {
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: var(--color-gold);
  border-style: solid;
}

.corner-tl {
  top: -8px;
  left: -8px;
  border-width: 2px 0 0 2px;
}

.corner-br {
  bottom: -8px;
  right: -8px;
  border-width: 0 2px 2px 0;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-gold);
  background: rgba(255, 181, 71, 0.08);
  border: 1px solid rgba(255, 181, 71, 0.2);
  padding: 0.3rem 0.7rem;
  letter-spacing: 0.1em;
  transition:
    background  var(--transition-base),
    transform   var(--transition-fast);
}

.tag:hover {
  background: rgba(255, 181, 71, 0.15);
  transform: translateY(-1px);
}

/* About text */
.about-text p {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--color-text);
  margin-bottom: 1.2rem;
}

.about-text p strong {
  color: var(--color-cyan);
  font-weight: 600;
}

.about-info {
  display: flex;
  gap: 2rem;
  margin-top: 1.8rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--color-border);
}

.about-grid-text .about-info {
  flex-wrap: wrap;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.info-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--color-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.info-value {
  font-size: 0.9rem;
  color: var(--color-text);
}

/* ═══════════════════════════════════════════════════════════
   11. SKILLS
═══════════════════════════════════════════════════════════ */
#skills {
  background: var(--color-bg-0);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.skill-card {
  position: relative;
  overflow: hidden;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  padding: 1.8rem;
  transition:
    border-color  var(--transition-base),
    transform     var(--transition-base);
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-cyan), var(--color-gold), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.skill-card:hover {
  border-color: rgba(0, 229, 255, 0.3);
  transform: translateY(-4px);
}

.skill-card:hover::before {
  transform: scaleX(1);
}

.skill-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 28px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-bg-0);
  background: var(--color-cyan);
  border: 1px solid rgba(0, 230, 118, 0.35);
  margin-bottom: 1rem;
}

.skill-card-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.skill-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.skill-pill {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-text);
  background: rgba(216, 216, 240, 0.05);
  border: 1px solid rgba(216, 216, 240, 0.08);
  padding: 0.3rem 0.7rem;
  letter-spacing: 0.05em;
  transition:
    color        var(--transition-base),
    background   var(--transition-base);
}

.skill-pill:hover {
  color: var(--color-gold);
  background: rgba(255, 181, 71, 0.08);
}

/* ═══════════════════════════════════════════════════════════
   12. TIMELINE (EXPERIENCE)
═══════════════════════════════════════════════════════════ */
#experience {
  background: var(--color-bg-1);
}

.timeline {
  position: relative;
  margin-top: 3rem;
  padding-left: 2.5rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--color-cyan), transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: 3.5rem;
  opacity: 0;
  transform: translateX(-20px);
  transition:
    opacity    var(--transition-slow),
    transform  var(--transition-slow);
}

.timeline-item.visible {
  opacity: 1;
  transform: translateX(0);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -2.5rem;
  top: 0.35rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-bg-0);
  border: 2px solid var(--color-cyan);
  transform: translateX(-4px);
  transition:
    background    var(--transition-base),
    box-shadow    var(--transition-base);
}

.timeline-item:hover .timeline-dot {
  background: var(--color-cyan);
  box-shadow: 0 0 12px var(--color-cyan);
}

.timeline-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

.timeline-role {
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
}

.badge-current {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--color-bg-0);
  background: var(--color-rose);
  padding: 0.2rem 0.5rem;
  letter-spacing: 0.1em;
  margin-left: 0.6rem;
  vertical-align: middle;
}

.timeline-period {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-gold);
  background: rgba(255, 181, 71, 0.08);
  border: 1px solid rgba(255, 181, 71, 0.15);
  padding: 0.25rem 0.7rem;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.timeline-company {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-cyan);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.timeline-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.timeline-bullets li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.6;
  transition: color var(--transition-base);
}

.timeline-bullets li::before {
  content: '▸';
  position: absolute;
  left: 0;
  top: 0.15rem;
  color: var(--color-cyan);
  font-size: 0.65rem;
}

.timeline-item:hover .timeline-bullets li {
  color: var(--color-text);
}

/* ═══════════════════════════════════════════════════════════
   13. EDUCATION
═══════════════════════════════════════════════════════════ */
#education {
  background: var(--color-bg-0);
}

.edu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem;
  margin-top: 3rem;
}

.edu-card {
  position: relative;
  overflow: hidden;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  padding: 1.8rem;
  transition:
    border-color  var(--transition-base),
    transform     var(--transition-base);
}

.edu-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
}

.edu-card:hover {
  border-color: rgba(255, 181, 71, 0.3);
  transform: translateY(-4px);
}

.edu-degree {
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.4rem;
}

.edu-field {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-cyan);
  letter-spacing: 0.1em;
  margin-bottom: 0.8rem;
}

.edu-school {
  font-size: 0.88rem;
  color: var(--color-muted);
  margin-bottom: 0.4rem;
}

.edu-year {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-gold);
  letter-spacing: 0.1em;
}

/* ═══════════════════════════════════════════════════════════
   14. LANGUAGES
═══════════════════════════════════════════════════════════ */
#languages {
  background: var(--color-bg-1);
}

.lang-grid {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
}

.lang-card {
  flex: 1;
  min-width: 200px;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  padding: 2rem;
  text-align: center;
  transition:
    border-color  var(--transition-base),
    transform     var(--transition-base);
}

.lang-card:hover {
  border-color: rgba(0, 229, 255, 0.3);
  transform: translateY(-4px);
}

.lang-flag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 40px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-bg-0);
  background: var(--color-gold);
  border: 1px solid rgba(255, 204, 2, 0.35);
  margin-bottom: 0.8rem;
}

.lang-name {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 0.3rem;
}

.lang-level {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-gold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════════
   15. CONTACT
═══════════════════════════════════════════════════════════ */
#contact {
  background: var(--color-bg-0);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.contact-intro {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--color-muted);
  margin-top: 1.5rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2.5rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.2rem;
  color: var(--color-text);
  font-size: 0.9rem;
  text-decoration: none;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  transition:
    border-color  var(--transition-base),
    color         var(--transition-base),
    transform     var(--transition-base);
}

.contact-link:hover {
  border-color: rgba(0, 229, 255, 0.4);
  color: var(--color-cyan);
  transform: translateX(6px);
}

.contact-link-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 40px;
  height: 32px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.15);
}

.contact-link-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--color-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.1rem;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

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

.form-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.form-input,
.form-textarea {
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.85rem 1rem;
  outline: none;
  resize: none;
  transition: border-color var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-cyan);
}

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

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-muted);
  font-size: 0.85rem;
}

.btn-submit {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  color: var(--color-bg-0);
  background: var(--color-cyan);
  border: none;
  padding: 0.9rem;
  cursor: none;
  text-transform: uppercase;
  clip-path: polygon(
    0 0,
    calc(100% - 10px) 0,
    100% 10px,
    100% 100%,
    10px 100%,
    0 calc(100% - 10px)
  );
  transition:
    background  var(--transition-base),
    transform   var(--transition-fast);
}

.btn-submit:hover {
  background: var(--color-gold);
  transform: translateY(-2px);
}

/* ═══════════════════════════════════════════════════════════
   16. FOOTER
═══════════════════════════════════════════════════════════ */
footer {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2rem 3rem;
  background: var(--color-bg-1);
  border-top: 1px solid var(--color-border);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-muted);
  letter-spacing: 0.1em;
}

.footer-top {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-cyan);
  text-decoration: none;
  letter-spacing: 0.1em;
  transition: color var(--transition-base);
}

.footer-top:hover {
  color: var(--color-gold);
}

/* ═══════════════════════════════════════════════════════════
   17. KEYFRAMES
═══════════════════════════════════════════════════════════ */
/* GPU-composited: opacity + transform never trigger layout or paint */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

/* Uses only transform + opacity — no box-shadow, no paint */
@keyframes pulse {
  0%   { transform: scale(1);   opacity: 0.7; }
  100% { transform: scale(2.5); opacity: 0; }
}

/* ═══════════════════════════════════════════════════════════
   18. UTILITY CLASSES
═══════════════════════════════════════════════════════════ */

/* Used inside dynamically-injected HTML (e.g. timeline highlights) */
.text-accent {
  color: var(--color-cyan);
}

/* ═══════════════════════════════════════════════════════════
   19. SCROLL REVEAL
═══════════════════════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity    0.7s ease,
    transform  0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════════
   19. LANGUAGE TRANSITION
═══════════════════════════════════════════════════════════ */
[data-i18n],
[data-i18n-html] {
  transition: opacity var(--transition-fast);
}

body.lang-switching [data-i18n],
body.lang-switching [data-i18n-html] {
  opacity: 0;
}

/* ═══════════════════════════════════════════════════════════
   20. RESPONSIVE
═══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  #nav {
    padding: 1rem 1.5rem;
    flex-wrap: wrap;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    order: 4;
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
    max-height: 0;
    overflow: hidden;
    gap: 0;
    border-top: 0 solid transparent;
    transition:
      max-height var(--transition-slow),
      border-color var(--transition-base);
  }

  #nav.open .nav-links {
    max-height: 340px;
    border-top: 1px solid var(--color-border);
  }

  .nav-links li {
    border-bottom: 1px solid rgba(0, 230, 118, 0.08);
  }

  .nav-links a {
    display: block;
    padding: 0.95rem 0;
  }

  .lang-toggle {
    margin-left: 0;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 4rem 1.5rem;
  }

  #hero {
    padding: 6rem 1.5rem 4rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about-grid-text {
    grid-template-columns: 1fr;
  }

  .about-visual {
    max-width: 260px;
    margin: 0 auto;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-stats {
    gap: 1.5rem;
    flex-wrap: wrap;
  }

  .hero-location {
    position: static;
    margin-top: 2rem;
  }

  footer {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================================
   21. PROFESSIONAL BLUE THEME
   Charte graphique: simple, fast, readable, recruiter-focused.
========================================================================== */
:root {
  --color-bg-0: #0b1120;
  --color-bg-1: #111827;
  --color-bg-2: #1f2937;
  --color-bg-3: #111827;
  --color-cyan: #38bdf8;
  --color-gold: #22c55e;
  --color-rose: #f43f5e;
  --color-green: #22c55e;
  --color-text: #f9fafb;
  --color-muted: #9ca3af;
  --color-border: rgba(249, 250, 251, 0.1);
  --font-display: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --font-body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --section-padding: 5rem 2rem;
  --transition-fast: 0.18s ease;
  --transition-base: 0.24s ease;
  --transition-slow: 0.32s ease;
}

html {
  scroll-padding-top: 82px;
}

body {
  background: linear-gradient(180deg, #0b1120 0%, #111827 46%, #0b1120 100%);
  color: var(--color-text);
  cursor: auto;
}

body::before,
#cursor,
#hero-canvas {
  display: none;
}

a,
button,
.btn,
.btn-submit,
.lang-btn,
.nav-toggle {
  cursor: pointer;
}

#nav {
  background: rgba(11, 17, 32, 0.88);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
}

.nav-logo,
.nav-links a,
.lang-btn,
.nav-cta,
.hero-tag,
.stat-label,
.section-label,
.skill-card-title,
.timeline-period,
.timeline-company,
.edu-field,
.edu-year,
.lang-level,
.project-meta,
.contact-link-label,
.form-label,
.btn,
.btn-submit,
.footer-copy,
.footer-top {
  font-family: var(--font-body);
  letter-spacing: 0.02em;
}

.nav-links a,
.lang-btn,
.hero-subtitle,
.contact-intro,
.timeline-bullets li,
.edu-school {
  color: var(--color-muted);
}

#hero {
  min-height: 92vh;
  padding: 8rem 2rem 5rem;
  background:
    linear-gradient(135deg, rgba(56, 189, 248, 0.12), transparent 36%),
    linear-gradient(160deg, rgba(34, 197, 94, 0.08), transparent 48%),
    linear-gradient(145deg, rgba(17, 24, 39, 0.98), rgba(11, 17, 32, 0.96));
}

.hero-accent-bar {
  right: 0;
  width: 100%;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.12), transparent 42%);
  transform: none;
}

.hero-name,
.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.02;
}

.hero-name {
  font-size: clamp(3.3rem, 7vw, 6.4rem);
}

.hero-name .outline {
  color: var(--color-cyan);
  -webkit-text-stroke: 0;
}

.hero-tag::before,
.section-label::before {
  background: var(--color-cyan);
  color: var(--color-cyan);
}

.hero-stats {
  gap: 1rem;
}

.hero-content {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.hero-copy {
  min-width: 0;
}

.hero-location {
  position: static;
  margin-top: 1.6rem;
}

.stat {
  min-width: 150px;
  padding: 1rem;
  background: rgba(31, 41, 55, 0.74);
  border: 1px solid var(--color-border);
  border-radius: 10px;
}

.stat-success {
  border-color: rgba(34, 197, 94, 0.36);
}

.stat-num,
.section-label,
.nav-logo,
.nav-links a:hover,
.lang-btn.active,
.skill-card-title,
.timeline-company,
.edu-field,
.footer-top,
.text-accent {
  color: var(--color-cyan);
}

.stat-success .stat-num,
.status-pill,
.project-result {
  color: var(--color-green);
}

.btn,
.btn-primary,
.btn-outline,
.btn-submit,
.nav-cta {
  border-radius: 10px;
  clip-path: none;
}

.btn-primary,
.btn-submit,
.nav-cta {
  background: var(--color-cyan);
  color: #0b1120;
  border: 1px solid transparent;
}

.btn-outline {
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary {
  color: #052e16;
  background: var(--color-green);
  border: 1px solid transparent;
}

.btn:hover,
.btn-submit:hover,
.nav-cta:hover {
  background: #7dd3fc;
  transform: translateY(-2px);
}

.btn-secondary:hover {
  background: #86efac;
}

.hero-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 22px;
  background: rgba(15, 23, 42, 0.78);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.34);
  opacity: 0;
  animation: fadeSlideUp 0.8s 0.7s forwards;
}

.hero-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  border-top: 3px solid rgba(56, 189, 248, 0.75);
  pointer-events: none;
}

.hero-panel-photo {
  aspect-ratio: 4 / 3;
  background: var(--color-bg-2);
  overflow: hidden;
}

.hero-panel-photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center 16%;
}

.hero-panel-body {
  padding: 1.4rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(34, 197, 94, 0.28);
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.09);
  font-size: 0.78rem;
  font-weight: 700;
}

.hero-panel h2 {
  margin-bottom: 0.65rem;
  color: var(--color-text);
  font-size: 1.45rem;
}

.hero-panel p {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.hero-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1.2rem;
}

.hero-stack span {
  padding: 0.36rem 0.64rem;
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.08);
  color: var(--color-text);
  font-size: 0.78rem;
}

.tech-strip {
  background: #0f172a;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.tech-strip .section-wrap {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.tech-strip-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.tech-strip-inner span {
  padding: 0.35rem 0.75rem;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 999px;
  color: var(--color-muted);
  font-size: 0.82rem;
  font-weight: 650;
}

#about,
#experience,
#languages,
footer {
  background: var(--color-bg-1);
}

#skills,
#education,
#contact,
#value,
#projects {
  background: transparent;
}

.about-avatar,
.value-card,
.skill-card,
.edu-card,
.lang-card,
.project-card,
.contact-link,
.form-input,
.form-textarea,
.stat {
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.18);
  clip-path: none;
}

.skill-card:hover,
.value-card:hover,
.edu-card:hover,
.lang-card:hover,
.project-card:hover,
.contact-link:hover {
  border-color: rgba(56, 189, 248, 0.36);
  transform: translateY(-4px);
}

.about-avatar::before,
.about-avatar::after,
.skill-card::before,
.edu-card::after {
  display: none;
}

.tag,
.skill-pill,
.timeline-period {
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.16);
  border-radius: 999px;
  color: var(--color-text);
}

.skill-card-icon,
.value-icon,
.lang-flag,
.contact-link-icon {
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.22);
  border-radius: 10px;
  color: var(--color-cyan);
}

.about-visual {
  max-width: 360px;
}

.about-avatar {
  border-color: rgba(56, 189, 248, 0.28);
}

.about-photo {
  object-position: center 16%;
}

.skill-levels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.skill-levels > div {
  padding: 1.1rem;
  background: rgba(31, 41, 55, 0.7);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.skill-level-label {
  display: inline-flex;
  margin-bottom: 0.55rem;
  color: var(--color-cyan);
  font-weight: 700;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.skill-levels p {
  color: var(--color-muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 3rem;
}

.value-card {
  padding: 1.5rem;
  transition:
    border-color var(--transition-base),
    transform var(--transition-base);
}

.value-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 40px;
  margin-bottom: 1rem;
  font-size: 0.72rem;
  font-weight: 800;
}

.value-card h3 {
  color: var(--color-text);
  font-size: 1.05rem;
  margin-bottom: 0.65rem;
}

.value-card p {
  color: var(--color-muted);
  font-size: 0.94rem;
  line-height: 1.7;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 3rem;
}

.project-card {
  position: relative;
  padding: 1.6rem;
  transition:
    border-color var(--transition-base),
    transform var(--transition-base);
}

.project-card:first-child {
  border-color: rgba(34, 197, 94, 0.26);
}

.project-result {
  display: inline-flex;
  align-items: center;
  margin-bottom: 1rem;
  padding: 0.4rem 0.72rem;
  border: 1px solid rgba(34, 197, 94, 0.28);
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.1);
  font-size: 0.78rem;
  font-weight: 800;
}

.project-meta {
  color: var(--color-cyan);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 0.85rem;
}

.project-card h3 {
  color: var(--color-text);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.project-card > p:not(.project-meta) {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.project-facts {
  display: grid;
  gap: 0.45rem;
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  list-style: none;
}

.project-facts li {
  color: var(--color-muted);
  font-size: 0.88rem;
}

.project-facts span,
.project-facts strong {
  color: var(--color-text);
}

.project-proof {
  display: grid;
  gap: 0.35rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.project-proof span {
  color: var(--color-cyan);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.project-proof p {
  color: var(--color-muted);
  font-size: 0.88rem;
  line-height: 1.55;
  margin-bottom: 0.35rem;
}

.form-note {
  color: var(--color-muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.timeline-bullets {
  max-width: 760px;
}

.timeline-bullets li {
  font-size: 0.95rem;
}

.timeline::before {
  background: linear-gradient(to bottom, var(--color-cyan), transparent);
}

.timeline-dot {
  background: var(--color-bg-1);
  border-color: var(--color-cyan);
}

.badge-current {
  background: var(--color-green);
  color: #052e16;
  border-radius: 999px;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-cyan);
}

.reveal {
  transition:
    opacity 0.45s ease,
    transform 0.45s ease;
}

@media (max-width: 900px) {
  .nav-links {
    background: rgba(11, 17, 32, 0.96);
  }

  .hero-content {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    max-width: 520px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 4rem 1.25rem;
  }

  #hero {
    min-height: 0;
    padding: 7rem 1.25rem 4rem;
  }

  .hero-ctas,
  .hero-stats {
    flex-direction: column;
  }

  .hero-panel {
    max-width: none;
  }

  .skill-levels,
  .value-grid {
    grid-template-columns: 1fr;
  }

  .stat {
    width: 100%;
  }

  .about-visual {
    max-width: 280px;
  }
}

@media (max-width: 480px) {
  :root {
    --section-padding: 3.5rem 1rem;
  }

  html {
    scroll-padding-top: 74px;
  }

  #nav {
    padding: 0.85rem 1rem;
    gap: 0.75rem;
  }

  .nav-logo {
    font-size: 0.78rem;
  }

  .nav-cta {
    display: none;
  }

  .lang-btn {
    padding: 0.25rem 0.4rem;
  }

  #nav.open .nav-links {
    max-height: 420px;
  }

  #hero {
    padding: 6.5rem 1rem 3.5rem;
  }

  .hero-tag {
    font-size: 0.68rem;
    letter-spacing: 0.08em;
  }

  .hero-name {
    font-size: clamp(2.5rem, 18vw, 3.5rem);
  }

  .hero-subtitle {
    font-size: 0.92rem;
  }

  .hero-ctas .btn {
    width: 100%;
    text-align: center;
  }

  .stat {
    min-width: 0;
  }

  .section-title {
    font-size: clamp(2rem, 12vw, 3rem);
  }

  .skills-grid,
  .projects-grid,
  .edu-grid,
  .lang-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .about-info {
    flex-direction: column;
    gap: 1rem;
  }

  .about-visual {
    max-width: 240px;
  }

  .timeline {
    padding-left: 1.5rem;
  }

  .timeline-dot {
    left: -1.5rem;
  }

  .timeline-period {
    white-space: normal;
  }

  .badge-current {
    display: inline-flex;
    margin-top: 0.4rem;
    margin-left: 0;
  }

  .contact-link {
    align-items: flex-start;
  }

  .contact-link-icon {
    width: 36px;
    min-width: 36px;
  }
}