/* ===== Palette & Base ===== */
:root{
  --bg1:#0b0b0c;      /* noir doux */
  --bg2:#17181b;      /* gris/noir profond */
  --ink:#ffffff;      /* blanc pur */
  --muted:#cfd3d8;    /* gris clair */
  --accent:#ff6100;   /* orange demandé */
  --accent-2:#ff7f2f; /* hover */
  --glass:rgba(255,255,255,.08);
  --glass-b:rgba(255,255,255,.16);
  --radius:22px;
}
*{box-sizing:border-box}
body{
  background:radial-gradient(1000px 600px at 10% 10%, rgba(255,97,0,.06), transparent 50%),
             radial-gradient(1200px 800px at 90% 0%, rgba(255,255,255,.04), transparent 50%),
             linear-gradient(145deg,var(--bg1),var(--bg2));
  color:var(--ink);
  font-family:Poppins,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,sans-serif;
  scroll-behavior:smooth;
}
footer{color:var(--muted)}
.text-accent{color:var(--accent)!important}
.link-muted{color:#e6e8eb;text-decoration:none}
.link-muted:hover{color:#fff;text-decoration:underline}

/* ===== Glass + Cards ===== */
.glass,
.glass-nav{
  background:var(--glass);
  backdrop-filter:blur(16px) saturate(160%);
  -webkit-backdrop-filter:blur(16px) saturate(160%);
  border:1px solid var(--glass-b);
  border-radius:var(--radius);
  box-shadow:0 14px 48px rgba(0,0,0,.35);
}
.card-soft{
  border:1px solid var(--glass-b);border-radius:18px;
  background:linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,.05));
  backdrop-filter:blur(12px);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease
}
.card-soft:hover{
  transform:translateY(-4px);
  box-shadow:0 18px 48px rgba(0,0,0,.45);
  border-color:rgba(255,255,255,.28)
}

/* ===== Buttons & Chips ===== */
.btn-accent{
  background:var(--accent);color:#0c0c0c;border:none;transition:.25s; border-radius:10px;
}
.btn-accent:hover{background:var(--accent-2);color:#0c0c0c}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;border:1px solid var(--glass-b);
  background:rgba(255,255,255,.04);color:#fff;transition:.25s
}
.btn-ghost:hover{border-color:rgba(255,255,255,.32);transform:translateY(-2px)}
.btn-ghost-sm{
  display:inline-flex;align-items:center;gap:.35rem;padding:.35rem .6rem;border-radius:10px;
  border:1px solid var(--glass-b);background:rgba(255,255,255,.04);color:#fff;text-decoration:none;transition:.25s
}
.btn-ghost-sm:hover{border-color:rgba(255,255,255,.32);transform:translateY(-2px)}
.btn-outline-ghost{
  border:1px solid var(--glass-b);background:transparent;color:#fff;transition:.25s;border-radius:10px;
}
.btn-outline-ghost:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.32)}

/* ===== Chips ===== */
.chip{
  display:inline-flex;align-items:center;gap:.5rem;padding:.4rem .8rem;
  border-radius:999px;border:1px solid var(--glass-b);background:rgba(255,255,255,.06);
  font-size:.9rem;color:#f1f1f1
}
.chip-strong{border-color:rgba(255,97,0,.45);background:rgba(255,97,0,.12);color:#fff}

/* ===== Navbar ===== */
.glass-nav{
  border-radius:0; /* pleine largeur en haut */
  border-bottom:1px solid var(--glass-b);
}
.navbar .navbar-toggler{border-color:rgba(255,255,255,.45)}
.navbar .navbar-toggler-icon{
  background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e")
}
.nav-link{color:#ffffff!important;opacity:.9;font-weight:600}
.nav-link:hover{opacity:1;color:var(--accent)!important}
.brand-dot{color:var(--accent)}

/* ===== Hero ===== */
.hero{padding:120px 0 90px;position:relative;overflow:hidden;text-align:center}
.hero .halo{
  position:absolute;inset:-20%;z-index:0;
  background:
    radial-gradient(600px 600px at 20% 30%, rgba(255,97,0,.22), transparent 60%),
    radial-gradient(900px 700px at 80% 20%, rgba(255,255,255,.10), transparent 60%);
  filter:blur(40px);opacity:.7
}
.avatar{
  width:148px;height:148px;border-radius:50%;
  border:3px solid rgba(255,255,255,.45);object-fit:cover;
  box-shadow:0 12px 34px rgba(0,0,0,.45);cursor:zoom-in;transition:.25s; position:relative; z-index:1;
}
.avatar:hover{transform:scale(1.03)}
.section-title{font-weight:800;letter-spacing:.3px;margin-bottom:.5rem}
.section-sub{color:var(--muted);margin-bottom:1.4rem}
.kpi{font-size:2.2rem;font-weight:800;color:#fff}
.kpi-sub{color:#e0e3e7}
.icon-skill{font-size:1.15rem;margin-right:.45rem;color:var(--accent)}

/* ===== Timeline ===== */
.timeline{position:relative;padding-left:28px}
.timeline::before{content:"";position:absolute;left:11px;top:0;bottom:0;width:2px;background:rgba(255,255,255,.25)}
.tl-item{position:relative;margin-bottom:22px}
.tl-item::before{
  content:"";position:absolute;left:6px;top:6px;width:12px;height:12px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 16px rgba(255,97,0,.5)
}
.tl-card{background:rgba(255,255,255,.06);border:1px solid var(--glass-b);border-radius:16px;padding:16px 18px;transition:.25s}
.tl-card:hover{border-color:rgba(255,255,255,.3);box-shadow:0 14px 36px rgba(0,0,0,.38);transform:translateY(-2px)}
.tl-role{background:rgba(255,255,255,.1);border:1px solid var(--glass-b);border-radius:999px;padding:2px 10px;font-size:.78rem;margin-left:8px}

/* ===== Filters (hover noir + texte blanc) ===== */
.filter-bar{
  display:flex;justify-content:center;gap:.6rem;flex-wrap:wrap;
  background:rgba(255,255,255,.05);border:1px solid var(--glass-b);
  padding:10px 12px;border-radius:999px;
}
.filter-btn{
  color:#0b0b0c;
  background:rgba(255,255,255,.94);
  border:1px solid rgba(255,255,255,.92);
  padding:.42rem .95rem;
  border-radius:999px;
  font-weight:700;
  transition:.25s;
}
.filter-btn:hover:not(.active){
  background:#0b0b0c;        /* noir */
  color:#ffffff;              /* texte blanc */
  border-color:#0b0b0c;
  transform:translateY(-1px);
  box-shadow:0 6px 16px rgba(0,0,0,.35);
}
.filter-btn.active{
  background:var(--accent);
  border-color:var(--accent);
  color:#0b0b0c;
  box-shadow:0 6px 22px rgba(255,97,0,.28);
}
.filter-btn:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
}

/* ===== Phones ===== */
.phone-card{
  border-radius:32px;max-width:380px;margin:auto;
  box-shadow:0 20px 60px rgba(0,0,0,.35);
}
.phone-frame{
  width:260px;height:520px;border:12px solid rgba(255,255,255,.15);
  border-radius:28px;overflow:hidden;background:rgba(0,0,0,.1);
}
.phone-img{object-fit:cover}

/* ===== Forms ===== */
#contact form{max-width:680px;margin:auto}
.form-control{
  background:rgba(255,255,255,.08)!important;border:1px solid var(--glass-b);color:var(--ink)
}
.form-control::placeholder{color:#c8d1da}
.form-control:focus{
  box-shadow:0 0 0 .25rem rgba(255,97,0,.25);border-color:var(--accent)
}

/* ===== Responsive tweaks ===== */
img{max-width:100%;height:auto}

.avatar{
  width:clamp(96px, 22vw, 148px);
  height:clamp(96px, 22vw, 148px);
}
.hero h1{font-size:clamp(1.6rem, 4.5vw, 3rem)}

.phone-frame{
  width:clamp(200px, 48vw, 260px);
  height:clamp(400px, 96vw, 520px);
  border-width:clamp(8px, 2vw, 12px);
  border-radius:clamp(18px, 4vw, 28px);
}

.filter-bar{ gap:.5rem; padding:8px 10px }
.filter-btn{ padding:.38rem .8rem; font-size:.9rem }

@media (max-width: 576px){
  .timeline{ padding-left:22px }
  .timeline::before{ left:9px }
  .tl-item{ margin-bottom:16px }
  .tl-item::before{ left:3px; width:10px; height:10px }
  .tl-card{ padding:14px }
  .section-sub{ margin-bottom:1rem }
  .card-soft{ border-radius:14px }
  .btn-accent, .btn-ghost, .btn-outline-ghost, .btn-ghost-sm{ border-radius:8px }
}

#projectGrid .project-card .w-100{ border-radius:12px }

/* ==== Certifications: layout anti-chevauchement ==== */
.cert-card{
  display:flex;
  flex-direction:column;
  gap:.5rem;
  height:100%;
  overflow-wrap:anywhere;     /* casse les longues URLs si besoin */
  word-break:break-word;
}
.cert-card .title{
  display:flex;
  align-items:center;
  gap:.5rem;
  flex-wrap:wrap;             /* évite que le titre déborde */
  line-height:1.25;
}
.cert-card p{
  margin:0;                   /* évite empilement de marges */
  line-height:1.45;
}