/* ===== PORTFOLIO OWEN TROLONG ===== */
/* Esthétique : éditorial magazine · blanc crème & vert électrique · Syne + Instrument Serif */

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

:root {
  --blanc:    #f5f2ec;
  --blanc-pur:#ffffff;
  --noir:     #0e0e0e;
  --bleu:     #0097b2;
  --bleu-dk:  #000854;
  --bleu-pale:#e8eefd;
  --vert:     #00b259;
  --gris:     #6b6b6b;
  --gris-lt:  #d4d0c8;
  --gris-bd:  #e8e4dc;
  --orange:   #ff751f;

  --font-titre: 'Syne', sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-corps: 'DM Sans', system-ui, sans-serif;
  --radius: 12px;
  --nav-h: 72px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--blanc);
  color: var(--noir);
  font-family: var(--font-corps);
  font-weight: 300;
  line-height: 1.7;
  cursor: none;
  overflow-x: hidden;
}

/* ─── CURSEUR CUSTOM ─────────────────────────────────────────────────────── */
.cursor {
  width: 10px; height: 10px;
  background: var(--bleu);
  border-radius: 50%;
  position: fixed; pointer-events: none; z-index: 9999;
  transform: translate(-50%,-50%);
  transition: transform .1s;
}
.cursor-follower {
  width: 36px; height: 36px;
  border: 1.5px solid var(--bleu);
  border-radius: 50%; opacity: .5;
  position: fixed; pointer-events: none; z-index: 9998;
  transform: translate(-50%,-50%);
  transition: transform .18s ease, width .2s, height .2s, opacity .2s;
}
body:has(a:hover) .cursor-follower,
body:has(button:hover) .cursor-follower { width: 60px; height: 60px; opacity: .3; }

/* ─── NAV ─────────────────────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 3rem; height: var(--nav-h);
  background: rgba(245,242,236,.92); backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.nav.scrolled { border-color: var(--gris-bd); }
.nav-logo {
  font-family: var(--font-titre); font-weight: 800; font-size: 1.3rem;
  color: var(--noir); text-decoration: none; letter-spacing: -.02em;
}
.dot { color: var(--bleu); }
.nav-links { display: flex; gap: 2.5rem; }
.nav-links a {
  color: var(--gris); text-decoration: none; font-size: .88rem;
  font-weight: 400; letter-spacing: .04em;
  transition: color .2s;
}
.nav-links a:hover { color: var(--noir); }
.nav-cta {
  background: var(--noir); color: var(--blanc-pur);
  padding: .55rem 1.4rem; border-radius: 100px;
  text-decoration: none; font-size: .85rem; font-weight: 500;
  transition: background .2s, transform .2s;
}
.nav-cta:hover { background: var(--bleu); color: var(--noir); transform: scale(1.03); }
.nav-burger {
  display: none; flex-direction: column; gap: 6px;
  background: none; border: none; cursor: pointer;
}
.nav-burger span { width: 22px; height: 1.5px; background: var(--noir); transition: all .3s; }

/* ─── HERO ────────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh; padding: calc(var(--nav-h) + 4rem) 3rem 4rem;
  display: grid; grid-template-columns: 1fr auto;
  gap: 4rem; align-items: center;
  max-width: 1200px; margin: 0 auto;
  position: relative;
}
.hero-noise {
  position: fixed; inset: 0; pointer-events: none; z-index: -1; opacity: .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)'/%3E%3C/svg%3E");
  background-size: 200px;
}
.hero-grid-lines {
  position: fixed; inset: 0; pointer-events: none; z-index: -1;
  background-image:
    linear-gradient(rgba(0,0,0,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content { display: flex; flex-direction: column; gap: 1.8rem; }
.hero-tag {
  display: inline-flex; align-items: center; gap: .6rem;
  background: var(--bleu-pale); color: var(--noir);
  padding: .4rem 1rem; border-radius: 100px;
  font-size: .8rem; font-weight: 500; width: fit-content;
}
.tag-dot {
  width: 8px; height: 8px; background: var(--bleu);
  border-radius: 50%; animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .5; transform: scale(1.4); }
}
.hero-title {
  font-family: var(--font-titre); font-weight: 800;
  font-size: clamp(4rem, 10vw, 8rem);
  line-height: .95; letter-spacing: -.04em;
}
.hero-title .line { display: block; }
.hero-title .italic { font-family: var(--font-serif); font-weight: 400; font-style: italic; }
.hero-sub {
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
  font-family: var(--font-titre); font-size: .9rem; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase; color: var(--gris);
}
.hero-sub-sep { color: var(--bleu); font-size: 1.2rem; }
.hero-desc { color: var(--gris); max-width: 420px; line-height: 1.8; }

/* CV VIDEO */
.cv-video-block {
  background: var(--noir); border-radius: var(--radius);
  padding: 1.4rem 1.8rem; max-width: 420px;
  border: 2px dashed rgba(0,230,118,.3);
  position: relative; overflow: hidden;
  transition: border-color .3s;
}
.cv-video-block::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--bleu), transparent);
}
.cv-video-inner { display: flex; align-items: center; gap: 1.2rem; margin-bottom: 1rem; }
.cv-video-icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(0,230,118,.15); border: 1px solid rgba(0,230,118,.3);
  display: flex; align-items: center; justify-content: center;
  color: var(--bleu); font-size: 1rem; flex-shrink: 0;
}
.cv-video-text { flex: 1; }
.cv-soon { font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--bleu); display: block; }
.cv-video-text strong { color: #fff; font-size: 1rem; display: block; }
.cv-desc { font-size: .8rem; color: rgba(255,255,255,.45); }
.cv-video-badge {
  background: rgba(0,230,118,.15); color: var(--bleu);
  padding: .3rem .7rem; border-radius: 100px; font-size: .75rem; font-weight: 600;
  border: 1px solid rgba(0,230,118,.3);
}
.cv-video-progress { display: flex; align-items: center; gap: 1rem; }
.cv-video-progress span { font-size: .75rem; color: rgba(255,255,255,.4); white-space: nowrap; }
.progress-bar {
  flex: 1; height: 3px; background: rgba(255,255,255,.1); border-radius: 100px;
}
.progress-fill {
  width: 35%; height: 100%; background: var(--bleu); border-radius: 100px;
  animation: progress-anim 3s ease-in-out infinite alternate;
}
@keyframes progress-anim { to { width: 55%; } }

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* HERO SIDE */
.hero-side { display: flex; flex-direction: column; gap: 2rem; align-items: center; }
.hero-photo-wrap { position: relative; }
.hero-photo-placeholder {
  width: 220px; height: 280px; border-radius: 120px 120px 16px 16px;
  background: linear-gradient(135deg, #1a1a1a 0%, #333 100%);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-titre); font-size: 3rem; font-weight: 800;
  color: rgba(255,255,255,.15); border: 2px solid var(--gris-bd);
  position: relative; z-index: 1;
}
/* Remplacez le placeholder par votre photo : */
.hero-photo-placeholder { background: url('ressources/Photo_Owen.jpg') center/cover; color: transparent; } */
.hero-photo-ring {
  position: absolute; inset: -8px; border-radius: 128px 128px 24px 24px;
  border: 1px dashed var(--bleu-dk); opacity: .4; z-index: 0;
  animation: spin-ring 20s linear infinite;
}
@keyframes spin-ring {
  from { transform: rotate(0deg); } to { transform: rotate(360deg); }
}
.hero-stats { display: flex; flex-direction: column; gap: .8rem; width: 100%; }
.hstat {
  background: var(--blanc-pur); border: 1px solid var(--gris-bd);
  border-radius: 10px; padding: .8rem 1.2rem;
  display: flex; justify-content: space-between; align-items: center;
}
.hstat strong { font-family: var(--font-titre); font-weight: 700; font-size: .95rem; }
.hstat span { font-size: .78rem; color: var(--gris); }

.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  color: var(--gris); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, var(--gris), transparent);
  animation: scroll-drop 1.8s ease-in-out infinite;
}
@keyframes scroll-drop {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ─── GEO SECTION ─────────────────────────────────────────────────────────── */
.geo-section {
  background: var(--noir); padding: 1.2rem 3rem;
  display: flex; align-items: center; gap: 2rem;
  flex-wrap: wrap;
}
.geo-label {
  font-size: .75rem; letter-spacing: .15em; text-transform: uppercase;
  color: rgba(255,255,255,.4); white-space: nowrap;
}
.geo-chips { display: flex; gap: .6rem; flex-wrap: wrap; }
.geo-chip {
  padding: .35rem .9rem; border-radius: 100px; font-size: .8rem;
  border: 1px solid rgba(255,255,255,.15); color: rgba(255,255,255,.6);
}
.geo-chip.preferred { border-color: var(--bleu); color: var(--bleu); background: rgba(0,230,118,.08); }
.geo-chip.other { border-color: var(--vert); color: var(--vert); background: rgba(255,255,255,.05); }
.geo-chip.open { border-color: var(--orange); color: var(--orange); background: rgba(255,107,43,.08); }

/* ─── UTILITAIRES ─────────────────────────────────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 3rem; }
.section { padding: 7rem 0; }
.s-tag {
  display: inline-block; font-size: .72rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--gris);
  border-bottom: 1px solid var(--gris-bd); padding-bottom: .4rem;
  margin-bottom: 1.2rem;
}
.s-title {
  font-family: var(--font-titre); font-weight: 800;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.05; letter-spacing: -.03em; margin-bottom: 2rem;
}
.s-title em { font-family: var(--font-serif); font-style: italic; font-weight: 400; }

/* BUTTONS */
.btn-main {
  display: inline-block; background: var(--noir); color: var(--blanc-pur);
  padding: .8rem 2rem; border-radius: 100px; text-decoration: none;
  font-size: .9rem; font-weight: 500; border: none; cursor: pointer;
  transition: background .2s, transform .2s; font-family: var(--font-corps);
}
.btn-main:hover { background: var(--bleu); color: var(--noir); transform: scale(1.03); }
.btn-main.small { padding: .5rem 1.2rem; font-size: .82rem; }
.btn-main.full { width: 100%; text-align: center; }
.btn-ghost {
  display: inline-block; background: transparent; color: var(--noir);
  padding: .8rem 2rem; border-radius: 100px; text-decoration: none;
  font-size: .9rem; font-weight: 400; border: 1.5px solid var(--gris-bd);
  cursor: pointer; transition: border-color .2s, color .2s; font-family: var(--font-corps);
}
.btn-ghost:hover { border-color: var(--noir); }
.btn-ghost.small { padding: .5rem 1.2rem; font-size: .82rem; }

/* ─── ABOUT ────────────────────────────────────────────────────────────────── */
.about-section { background: var(--blanc-pur); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: start;
}
.about-text { color: var(--gris); margin-bottom: 1.2rem; line-height: 1.9; }
.about-text strong { color: var(--noir); font-weight: 500; }
.about-passions { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: 1.5rem; }
.about-passions span {
  background: var(--blanc); border: 1px solid var(--gris-bd);
  padding: .35rem .9rem; border-radius: 100px; font-size: .82rem;
}

.skills-block { display: flex; flex-direction: column; gap: 2rem; }
.skill-cat h4 {
  font-family: var(--font-titre); font-weight: 700; font-size: .85rem;
  letter-spacing: .06em; text-transform: uppercase; margin-bottom: .8rem;
  color: var(--noir);
}
.skill-tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.skill-tags span {
  background: var(--blanc); border: 1px solid var(--gris-bd);
  padding: .35rem .9rem; border-radius: 6px; font-size: .82rem; color: var(--noir);
}
.skill-tags.soft span { background: var(--bleu-pale); border-color: rgba(0,200,83,.25); color: #007a3d; }
.skill-tags.domain span { background: #f0eaff; border-color: #c4adff; color: #5b2bd4; }

/* ─── PROJETS ────────────────────────────────────────────────────────────── */
.projets-section { background: var(--blanc); }
.projets-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 3rem; }
.projets-header .s-title { margin-bottom: 0; }
.projets-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 1.5rem; }

.projet-card {
  background: var(--blanc-pur); border: 1px solid var(--gris-bd);
  border-radius: var(--radius); padding: 2rem;
  transition: transform .25s, box-shadow .25s, border-color .25s;
  position: relative; overflow: hidden;
}
.projet-card:hover { transform: translateY(-5px); box-shadow: 0 20px 60px rgba(0,0,0,.08); border-color: var(--bleu); }
.projet-card.featured { background: var(--noir); color: #fff; border-color: var(--noir); }
.projet-cat {
  font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--gris); margin-bottom: .8rem;
}
.projet-card.featured .projet-cat { color: rgba(255,255,255,.45); }
.projet-year {
  position: absolute; top: 1.5rem; right: 1.5rem;
  font-size: .75rem; color: var(--gris);
}
.projet-card.featured .projet-year { color: rgba(255,255,255,.35); }
.projet-card h3 {
  font-family: var(--font-titre); font-size: 1.2rem; font-weight: 700;
  line-height: 1.2; margin-bottom: 1rem;
}
.projet-card p { font-size: .88rem; color: var(--gris); line-height: 1.8; margin-bottom: 1.2rem; }
.projet-card.featured p { color: rgba(255,255,255,.55); }
.projet-tags { display: flex; gap: .4rem; flex-wrap: wrap; margin-bottom: 1.2rem; }
.projet-tags span {
  font-size: .72rem; padding: .2rem .6rem; border-radius: 4px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.7);
}
.projet-card:not(.featured) .projet-tags span {
  background: var(--blanc); border-color: var(--gris-bd); color: var(--gris);
}
.projet-result {
  display: flex; align-items: flex-start; gap: .6rem;
  font-size: .82rem; color: var(--bleu);
}
.projet-card:not(.featured) .projet-result { color: var(--bleu-dk); }
.result-icon {
  width: 18px; height: 18px; border-radius: 50%; background: var(--bleu);
  color: var(--noir); display: flex; align-items: center; justify-content: center;
  font-size: .65rem; flex-shrink: 0; margin-top: 2px; font-weight: 700;
}

.add-project {
  background: var(--bleu-pale) !important;
  border: 2px dashed rgba(0,200,83,.3) !important;
  display: flex; flex-direction: column; justify-content: center;
  align-items: flex-start; text-align: left; gap: 1rem;
}
.add-icon { font-size: 2.5rem; color: var(--bleu-dk); font-weight: 300; line-height: 1; }
.add-project h3 { font-size: 1rem; color: var(--noir); }
.add-project p { color: var(--gris); font-size: .85rem; }

/* ─── PARCOURS ────────────────────────────────────────────────────────────── */
.parcours-section { background: var(--blanc-pur); }
.timeline {
  position: relative; padding-left: 2rem;
  border-left: 2px solid var(--gris-bd);
  display: flex; flex-direction: column; gap: 2.5rem;
}
.tl-item { position: relative; }
.tl-dot {
  position: absolute; left: -2.6rem; top: .4rem;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--gris-bd); border: 2px solid var(--blanc-pur);
  transition: background .3s;
}
.tl-item.future .tl-dot { background: var(--bleu); box-shadow: 0 0 0 4px rgba(0,230,118,.2); }
.tl-date { font-size: .78rem; color: var(--gris); letter-spacing: .06em; margin-bottom: .5rem; }
.tl-card {
  background: var(--blanc); border: 1px solid var(--gris-bd);
  border-radius: var(--radius); padding: 1.5rem;
  transition: border-color .2s;
}
.tl-item:hover .tl-card { border-color: var(--noir); }
.tl-item.future .tl-card { border-color: var(--bleu); background: var(--bleu-pale); }
.tl-badge {
  display: inline-block; font-size: .7rem; padding: .2rem .6rem;
  border-radius: 4px; margin-bottom: .6rem; font-weight: 600;
}
.future-badge { background: var(--bleu); color: var(--noir); }
.tl-card h4 { font-family: var(--font-titre); font-size: 1rem; font-weight: 700; }
.tl-card strong { color: var(--gris); font-size: .88rem; display: block; margin-bottom: .4rem; font-weight: 400; }
.tl-card p { font-size: .85rem; color: var(--gris); line-height: 1.7; margin-top: .5rem; }

/* ─── CONTACT ─────────────────────────────────────────────────────────────── */
.contact-section { background: var(--noir); color: #fff; }
.contact-section .s-tag { color: rgba(255,255,255,.4); border-color: rgba(255,255,255,.15); }
.contact-section .s-title { color: #fff; }
.contact-inner { display: grid; grid-template-columns: 1fr 1.2fr; gap: 5rem; align-items: start; }
.contact-left p { color: rgba(255,255,255,.55); line-height: 1.8; margin-bottom: 2rem; }
.contact-left p strong { color: #fff; font-weight: 500; }
.contact-infos { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2rem; }
.contact-line {
  display: flex; align-items: flex-start; gap: 1rem;
  color: rgba(255,255,255,.65); text-decoration: none; font-size: .9rem;
  transition: color .2s;
}
.contact-line:hover { color: var(--bleu); }
.ci-icon { font-size: 1.1rem; flex-shrink: 0; }
.contact-social { display: flex; gap: 1rem; }
.social-btn {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  color: #fff; padding: .5rem 1.3rem; border-radius: 100px;
  text-decoration: none; font-size: .85rem; transition: background .2s, color .2s;
}
.social-btn:hover { background: var(--bleu); color: var(--noir); border-color: var(--bleu); }

.contact-form {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius); padding: 2rem;
  display: flex; flex-direction: column; gap: 1rem;
}
.cf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-form input, .contact-form select, .contact-form textarea {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12);
  color: #fff; padding: .85rem 1.1rem; border-radius: 8px;
  font-family: var(--font-corps); font-size: .9rem;
  transition: border-color .2s;
}
.contact-form input::placeholder, .contact-form textarea::placeholder { color: rgba(255,255,255,.3); }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--bleu);
}
.contact-form select option { background: #1a1a1a; }
.contact-form .btn-main { background: var(--bleu); color: var(--noir); }
.contact-form .btn-main:hover { background: var(--bleu-dk); }
.form-ok {
  background: rgba(0,230,118,.1); border: 1px solid rgba(0,230,118,.3);
  border-radius: var(--radius); padding: 3rem; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
}
.ok-check {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--bleu); color: var(--noir);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; font-weight: 700;
}
.form-ok h4 { color: #fff; font-size: 1.2rem; }
.form-ok p { color: rgba(255,255,255,.55); }

/* ─── FOOTER ───────────────────────────────────────────────────────────────── */
.footer {
  background: var(--noir); border-top: 1px solid rgba(255,255,255,.08);
  padding: 1.5rem 3rem;
}
.footer-inner {
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1100px; margin: 0 auto;
}
.footer-logo { font-family: var(--font-titre); font-weight: 800; color: #fff; font-size: 1.1rem; }
.footer-copy { font-size: .78rem; color: rgba(255,255,255,.3); }
.footer-top { color: rgba(255,255,255,.4); font-size: .85rem; text-decoration: none; transition: color .2s; }
.footer-top:hover { color: var(--bleu); }

/* ─── REVEAL ───────────────────────────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ─── RESPONSIVE ───────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding: calc(var(--nav-h) + 3rem) 1.5rem 3rem; }
  .hero-side { display: none; }
  .hero-scroll { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .projets-grid { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; gap: 3rem; }
  .nav { padding: 0 1.5rem; }
  .nav-links { display: none; }
  .nav-burger { display: flex; }
  .container { padding: 0 1.5rem; }
  .section { padding: 4.5rem 0; }
  .geo-section { padding: 1rem 1.5rem; }
  .footer { padding: 1.5rem; }
  body { cursor: auto; }
  .cursor, .cursor-follower { display: none; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 3.5rem; }
  .projets-header { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .cf-row { grid-template-columns: 1fr; }
  .hero-ctas, .hero-actions { flex-direction: column; }
}