html { scroll-behavior: smooth; }
* { box-sizing: border-box; }

:root{
  --green: #24C36B;
  --dark: rgba(0,0,0,.35);
  --glass: rgba(255,255,255,.08);
  --glass-strong: rgba(0,0,0,.28);
  --border: rgba(36,195,108,.45);
  --shadow: 0 10px 30px rgba(0,0,0,.25);
}

body{
  margin: 0;
  font-family: Arial, sans-serif;
  color: #fff;
  font-size: 15px;
  min-height: 100vh;
  overflow-x: hidden;

  background-image: url("img/portfolio_desktop.png");
  background-repeat: no-repeat;
  background-position: right center;
  background-attachment: fixed;
  background-size: cover;

  background-color: rgba(0,0,0,.38);
  background-blend-mode: color;
}

img{ max-width: 100%; height: auto; }

a{ color:#fff; text-decoration:none; }
a:visited{ color:#fff; }
a:hover, a:focus-visible{ color: var(--green); }

.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--glass);
  border-bottom: 2px solid var(--border);
  backdrop-filter: blur(10px);
}

.header-inner{
  max-width: 1100px;
  width: min(1100px, 94vw);
  margin: 0 auto;
  padding: 12px 18px;

  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 14px;
}

.logo{
  justify-self: start;
  background: var(--green);
  color: #081d15;
  padding: 10px 14px;
  border-radius: 10px;
  font-weight: 800;
  letter-spacing: .5px;
  box-shadow: 0 10px 22px rgba(0,0,0,.25);
}

.nav-desktop{
  justify-self: center;
  display: flex;
  gap: 12px;
  align-items: center;
}

.nav-desktop a{
  font-size: 15px;
  border: 2px solid rgba(36,195,108,.7);
  background: rgba(0,0,0,.20);
  padding: 8px 12px;
  border-radius: 12px;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.nav-desktop a:hover{
  transform: translateY(-1px);
  background: rgba(36,195,108,.10);
  border-color: rgba(36,195,108,1);
}

.header-actions{
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.navbar-toggler{ border-color: rgba(36,195,108,.85); }
.navbar-toggler-icon{
  background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='rgba(255,255,255,1)' stroke-width='2' stroke-linecap='round' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.lang-switch{
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

.lang-btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 10px;
  border-radius: 12px;
  border: 2px solid rgba(36,195,108,.6);
  background: rgba(0,0,0,.22);
  cursor: pointer;
  font-weight: 800;
  font-size: 12px;
  letter-spacing: .6px;
  color: #fff;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.lang-btn:hover{
  transform: translateY(-1px);
  background: rgba(36,195,108,.1);
  border-color: rgba(36,195,108,1);
}
.lang-btn.active{
  background: var(--green);
  border-color: var(--green);
  color: #081d15;
}

.flag{
  width: 22px;
  height: 14px;
  border-radius: 4px;
  overflow: hidden;
  display: inline-flex;
  box-shadow: 0 6px 14px rgba(0,0,0,.22);
}
.flag svg{ width: 100%; height: 100%; display: block; }

section{
  max-width: 920px;
  width: min(920px, 92vw);
  margin: 26px auto;
  padding: 22px;
  border-radius: 16px;
  background: var(--glass);
  scroll-margin-top: 84px;
  box-shadow: var(--shadow);
  border: 2px solid rgba(36,195,108,.49);
}

section > h2{ margin: 0 0 14px; }
#accueil{ text-align: center; }

#apropos{
  display: flex;
  align-items: center;
  gap: 22px;
}
#apropos img{
  width: 120px;
  border-radius: 12px;
  border: 2px solid rgba(36,195,108,.49);
}

.btn, .btn-form{
  padding: 8px 12px;
  border-radius: 10px;
  border: 2px solid var(--green);
  background: rgba(0,0,0,.22);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
}

.mySwiper{
  width: 100%;
  border: 3px solid rgba(36,195,108,.45);
  background: rgba(0,0,0,.22);
  padding: 16px 16px 40px;
  border-radius: 14px;
}

.swiper-slide{
  height: auto;
  display: flex;
  justify-content: center;
}

.project-card{
  width: 100%;
  max-width: 600px;
  border-radius: 16px;
  background: rgba(0,0,0,.22);
  border: 2px solid rgba(36,195,108,.18);
  box-shadow: 0 12px 28px rgba(0,0,0,.22);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.project-card:hover{
  transform: translateY(-6px);
  border-color: rgba(36,195,108,.55);
  box-shadow: 0 18px 42px rgba(0,0,0,.35);
}

.project-img img{
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.project-body{
  padding: 14px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.project-body h3{ margin: 0; font-size: 16px; }
.project-body p{ margin: 0; opacity: .95; line-height: 1.35; }

.project-btn{
  border: 2px solid var(--green);
  border-radius: 10px;
  padding: 8px 12px;
  background: rgba(0,0,0,.22);
  min-height: 42px;
}

.swiper-button-next:after,
.swiper-button-prev:after{ color: #fff; }

.swiper-pagination-bullet{ background: rgba(255,255,255,.6); opacity: 1; }
.swiper-pagination-bullet-active{ background: var(--green); }

#competences{ overflow: hidden; }

#marquee{
  width: 60%;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 14px;
  background: rgba(255,255,255,.08);
  border: 2px solid rgba(36,195,108,.35);
  backdrop-filter: blur(8px);
  box-shadow: 0 10px 30px rgba(0,0,0,.18);
  padding: 10px 0;
  white-space: nowrap;
}

.logos{
  display: inline-flex;
  align-items: center;
  gap: 18px;
  width: max-content;
  padding: 0 12px;
}
.logos img{
  width: 5em;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,.35));
}

form{
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

input, textarea{
  padding: 15px;
  border: none;
  border-radius: 8px;
  width: 430px;
  max-width: 100%;
}
textarea{ resize: none; }

#form-status{
  margin-top: 10px;
  font-size: 14px;
  text-align: center;
}

footer{
  width: 100%;
  text-align: center;
  padding: 18px 12px;
  font-size: 18px;
}
footer p{ margin: 0; }

.menu-link{
  width: 100%;
  text-align: center;
  padding: 10px 14px;
  border-radius: 12px;
  border: 2px solid rgba(36,195,108,.45);
  background: rgba(0,0,0,.22);
}

.offcanvas.offcanvas-end{ width: 320px !important; max-width: 85vw; }
@media (max-width: 700px){
  .offcanvas.offcanvas-end{ width: 260px !important; }
}

@media (min-width: 701px) and (max-width: 1024px){
  body{
    background-image: url("img/portfolio_tablet.png");
    background-repeat: no-repeat;
    background-position: right center;
    background-color: rgba(0,0,0,.40);
    background-blend-mode: color;
  }

  section{ max-width: 92%; }
  #marquee{ width: 75%; }
  .header-inner{ grid-template-columns: auto 1fr auto; }

  .nav-desktop a{
    font-size: 14px;
    padding: 7px 10px;
  }

  .lang-btn{
    height: 34px;
    padding: 0 9px;
  }
}

@media (max-width: 700px){

  body{
    background: rgba(0,0,0,.38);
    min-height: 100%;
    position: relative;
  }

  body::before{ content: none !important; }

  .bg-mobile{
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;

    background-image:
      linear-gradient(rgba(0,0,0,.35), rgba(0,0,0,.35)),
      url("img/portfolio_mobile.png");
    background-repeat: no-repeat;
    background-position: right top;
    background-size: cover;

    transform: translateZ(0);
    will-change: transform;
  }

  section{
    background: rgba(255,255,255,.07);
    backdrop-filter: blur(10px) saturate(120%);
    -webkit-backdrop-filter: blur(10px) saturate(120%);
    border-color: rgba(36,195,108,.45);
  }

  section h1,
  section h2,
  section h3,
  section p{
    color: #ffffff;
    text-shadow: 0 1px 6px rgba(0,0,0,.45);
  }

  #apropos{
    display: flex;
    align-items: flex-start;
    gap: 14px;
    text-align: left;
  }

  #apropos img{
    width: 96px;
    height: 96px;
    flex-shrink: 0;
    object-fit: cover;
    border-radius: 14px;
  }

  #apropos p{
    margin: 0;
    line-height: 1.6;
  }

  #apropos .btn{
    width: 100%;
    margin-top: 12px;
  }

  .btn,
  .btn-form,
  .project-btn{
    background: rgba(0,0,0,.35);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
  }

  #marquee{ width: 100%; }
  .logos img{ width: 4.3em; }

  .swiper-button-next,
  .swiper-button-prev{ display: none !important; }
}