/*
Theme Name: Altab Studio
Theme URI: https://altabstudio.fr
Author: Baptiste Rigaut
Author URI: https://altabstudio.fr
Description: Thème sur mesure pour ALTAB STUDIO — production audiovisuelle à Lyon & Paris.
Version: 1.0
Text Domain: altab
*/

  :root{
    --black: #12140f;
    --black-soft: #1b1e19;
    --offwhite: #f6f4ef;
    --emerald: #379c6f;
    --emerald-soft: #dcece3;
    --emerald-dim: #2c7a58;
    --deep-teal: #17392e;
    --grey: #94988f;
    --ink: #2c2e2a;
    --grey-line: rgba(246,244,239,0.13);
    --grey-line-dark: rgba(20,23,20,0.09);
    --radius: 16px;
    --radius-sm: 8px;
  }

  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}

  body{
    background:var(--offwhite);
    color:var(--ink);
    font-family:'Inter', sans-serif;
    font-size:16px;
    line-height:1.65;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }

  h1,h2,h3, .display{
    font-family:'Space Grotesk', sans-serif;
    font-weight:600;
    letter-spacing:-0.01em;
    line-height:1.12;
  }

  .mono{
    font-family:'IBM Plex Mono', monospace;
    letter-spacing:0.03em;
  }

  a{color:inherit; text-decoration:none;}
  img, svg{display:block; max-width:100%;}

  .wrap{max-width:1180px; margin:0 auto; padding:0 32px;}
  ::selection{background:var(--emerald-soft); color:var(--ink);}

  .grain{
    position:absolute; inset:0;
    pointer-events:none;
    opacity:0.025;
    mix-blend-mode:overlay;
  }

  #timeline-track{
    position:fixed; top:0; left:0; right:0;
    height:3px;
    background:rgba(20,23,20,0.06);
    z-index:1001;
  }
  #timeline-fill{
    height:100%; width:0%;
    background:var(--emerald);
    transition:width 0.05s linear;
  }
  #timeline-playhead{
    position:absolute; top:-3px;
    width:9px; height:9px; border-radius:50%;
    background:var(--emerald);
    left:0%;
    transform:translateX(-50%);
    transition:left 0.05s linear;
    box-shadow:0 0 0 4px rgba(55,156,111,0.18);
  }
  #timeline-code{
    position:absolute; top:14px; left:0%;
    transform:translateX(-50%);
    font-size:10px;
    background:var(--black-soft);
    color:var(--emerald-soft);
    padding:4px 9px;
    border-radius:20px;
    white-space:nowrap;
    transition:left 0.05s linear, opacity 0.3s ease;
    opacity:0;
    pointer-events:none;
  }
  body.scrolling #timeline-code{opacity:1;}

  header{
    position:fixed; top:3px; left:0; right:0;
    z-index:1000;
    background:rgba(246,244,239,0.86);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--grey-line-dark);
  }
  header .wrap{display:flex; align-items:center; justify-content:space-between; height:68px;}
  .logo-mark{width:44px; height:auto;}
  .logo-group{display:flex; align-items:center; gap:12px;}
  .logo-word{font-size:11px; letter-spacing:0.16em;}
  .logo-word b{color:var(--emerald-dim);}

  nav ul{list-style:none; display:flex; gap:30px;}
  nav a{
    font-size:13px; letter-spacing:0.04em;
    position:relative; padding-bottom:4px;
  }
  nav a::after{
    content:''; position:absolute; bottom:0; left:0;
    width:0; height:1px; background:var(--emerald);
    transition:width 0.25s ease;
  }
  nav a:hover::after{width:100%;}

  .nav-toggle{display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px;}
  .nav-toggle span{width:20px; height:2px; background:var(--ink); border-radius:2px;}

  #hero{
    position:relative; min-height:100vh;
    background:var(--black);
    color:var(--offwhite);
    display:flex; flex-direction:column; justify-content:center;
    overflow:hidden; padding-top:96px;
  }
  #hero::before{
    content:'';
    position:absolute; inset:0;
    background:linear-gradient(185deg, rgba(23,57,46,0.35) 0%, rgba(18,20,15,0.96) 70%);
  }
  .hero-inner{position:relative; z-index:2;}
  .hero-eyebrow{
    display:flex; align-items:center; gap:10px;
    color:var(--emerald-soft); font-size:12px; margin-bottom:26px;
  }
  .hero-eyebrow .rec-dot{width:7px; height:7px; border-radius:50%; background:var(--emerald); animation:pulse 2.4s infinite;}
  @keyframes pulse{0%,100%{opacity:1;} 50%{opacity:0.3;}}

  .hero-title{font-size:clamp(2.2rem, 6.4vw, 4.9rem); max-width:15ch;}
  .hero-title .word{
    display:inline-block; opacity:0; transform:translateY(0.4em);
    animation:reveal 0.7s cubic-bezier(.2,.8,.2,1) forwards;
  }
  @keyframes reveal{ to{opacity:1; transform:translateY(0);} }
  .hero-title .accent{color:var(--emerald);}

  .hero-sub{margin-top:26px; max-width:48ch; color:#b9beb4; font-size:1.05rem;}

  .hero-actions{margin-top:40px; display:flex; gap:14px; flex-wrap:wrap;}
  .btn{
    display:inline-flex; align-items:center; gap:10px;
    padding:14px 26px; font-size:13px; letter-spacing:0.02em;
    border-radius:999px; border:1px solid currentColor;
    transition:all 0.25s ease;
  }
  .btn-solid{background:var(--emerald); color:#0e120d; border-color:var(--emerald);}
  .btn-solid:hover{background:var(--offwhite); border-color:var(--offwhite);}
  .btn-line{color:var(--offwhite); border-color:rgba(246,244,239,0.4);}
  .btn-line:hover{background:rgba(246,244,239,0.08); border-color:var(--offwhite);}

  .hero-bottom-row{
    position:relative; z-index:2; margin-top:72px;
    display:flex; justify-content:space-between; align-items:flex-end;
    flex-wrap:wrap; gap:24px;
    border-top:1px solid var(--grey-line);
    padding-top:22px;
  }
  .reel-stats{display:flex; gap:40px; flex-wrap:wrap;}
  .reel-stats div{font-size:11px; color:#9a9e93; letter-spacing:0.05em;}
  .reel-stats strong{display:block; font-family:'Space Grotesk'; font-size:1.25rem; color:var(--offwhite); font-weight:600;}

  .section{padding:112px 0;}
  .section-head{
    display:flex; justify-content:space-between; align-items:flex-end;
    gap:24px; margin-bottom:56px; flex-wrap:wrap;
  }
  .eyebrow{
    font-size:12px; letter-spacing:0.08em;
    color:var(--emerald-dim);
    display:flex; align-items:center; gap:10px;
    margin-bottom:12px;
  }
  .eyebrow::before{content:''; width:20px; height:1px; background:var(--emerald-dim);}
  .section-title{font-size:clamp(1.7rem, 3.4vw, 2.6rem);}
  .section-desc{max-width:38ch; color:#6b6f66; font-size:0.95rem;}

  #prestations{background:var(--offwhite);}
  .slate-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:20px;}
  .slate{
    padding:36px 34px;
    background:#fff;
    border:1px solid var(--grey-line-dark);
    border-radius:var(--radius);
    position:relative;
    transition:transform 0.3s ease, box-shadow 0.3s ease;
  }
  .slate:hover{transform:translateY(-3px); box-shadow:0 16px 32px -20px rgba(20,40,30,0.25);}
  .slate-num{font-size:11px; color:var(--emerald-dim); margin-bottom:18px; display:block;}
  .slate h3{font-size:1.3rem; margin-bottom:10px; font-weight:600;}
  .slate p{color:#6b6f66; font-size:0.92rem; max-width:34ch;}
  .slate-tag{position:absolute; top:34px; right:34px; font-size:10px; color:var(--grey);}

  #showreel{background:var(--black); color:var(--offwhite); position:relative;}
  #showreel .section-desc{color:#9a9e93;}
  #showreel .eyebrow{color:var(--emerald-soft);}
  #showreel .eyebrow::before{background:var(--emerald-soft);}

  .reel-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:20px;}
  .port-card{
    border-radius:var(--radius);
    overflow:hidden;
    background:var(--black-soft);
    border:1px solid var(--grey-line);
  }
  .port-thumb{
    aspect-ratio:16/9;
    background:linear-gradient(135deg, var(--deep-teal) 0%, var(--black-soft) 75%);
    display:flex; align-items:center; justify-content:center;
    position:relative;
  }
  .play-dot{
    width:44px; height:44px; border-radius:50%;
    background:rgba(246,244,239,0.08);
    border:1px solid rgba(246,244,239,0.25);
    display:flex; align-items:center; justify-content:center;
  }
  .play-dot::after{
    content:''; width:0; height:0;
    border-top:6px solid transparent; border-bottom:6px solid transparent;
    border-left:9px solid var(--emerald-soft); margin-left:3px;
  }
  .port-meta{padding:20px 22px 24px;}
  .port-tag{font-size:10px; letter-spacing:0.06em; color:var(--emerald-soft); text-transform:uppercase;}
  .port-meta h3{font-size:1.05rem; margin-top:8px; font-weight:600;}
  .reel-note{margin-top:28px; font-size:12px; color:#9a9e93; border-left:2px solid var(--emerald-dim); padding-left:14px;}
  .showreel-cta{margin-top:40px;}

  #apropos{background:var(--offwhite);}
  .about-grid{display:grid; grid-template-columns:0.85fr 1.15fr; gap:60px; align-items:center;}
  .about-frame{
    aspect-ratio:4/5;
    background:linear-gradient(160deg, var(--black) 0%, var(--deep-teal) 100%);
    border-radius:var(--radius);
    position:relative; overflow:hidden;
  }
  .about-frame .cap{
    position:absolute; left:22px; right:22px; bottom:20px;
    font-size:11px; color:#c9cdc3; letter-spacing:0.03em;
  }
  .about-body p{margin-bottom:20px; color:#4c4f49; max-width:56ch;}
  .about-body .quote{
    font-family:'Space Grotesk'; font-size:1.4rem; line-height:1.35;
    margin-bottom:26px; color:var(--ink); font-weight:600;
  }
  .kit-list{margin-top:28px; display:flex; gap:26px; flex-wrap:wrap; border-top:1px solid var(--grey-line-dark); padding-top:22px;}
  .kit-list div{font-size:11px; color:var(--grey);}
  .kit-list strong{display:block; font-size:0.95rem; color:var(--ink); font-family:'IBM Plex Mono';}

  #confiance{background:var(--offwhite); padding-top:0; padding-bottom:100px;}
  #confiance .section-head{margin-bottom:40px;}
  .logo-strip{display:grid; grid-template-columns:repeat(3, 1fr); gap:16px;}
  .logo-slot{
    height:88px;
    border:1px dashed var(--grey-line-dark);
    border-radius:var(--radius-sm);
    display:flex; align-items:center; justify-content:center;
    color:var(--grey); font-size:11px; letter-spacing:0.04em;
    background:#fff;
  }
  .confiance-note{margin-top:20px; font-size:12px; color:var(--grey);}

  #contact{background:var(--black); color:var(--offwhite); position:relative; padding:0;}
  .contact-stripe{height:4px; background:var(--emerald);}
  .contact-inner{padding:110px 0;}
  #contact .eyebrow{color:var(--emerald-soft);}
  #contact .eyebrow::before{background:var(--emerald-soft);}
  .contact-title{font-size:clamp(2rem, 5.2vw, 3.4rem); max-width:17ch; font-weight:600;}
  .contact-title .accent{color:var(--emerald);}
  .contact-sub{color:#9a9e93; max-width:46ch; margin-top:18px; font-size:1rem;}

  .contact-row{
    margin-top:48px; display:flex; justify-content:space-between; align-items:center;
    flex-wrap:wrap; gap:28px;
    border-top:1px solid var(--grey-line); padding-top:28px;
  }
  .contact-email{
    font-family:'Space Grotesk'; font-size:clamp(1.2rem,2.6vw,1.7rem);
    border-bottom:1px solid var(--emerald); padding-bottom:5px; font-weight:600;
  }
  .social-links{display:flex; gap:22px;}
  .social-links a{
    font-size:12px; letter-spacing:0.03em; color:#9a9e93;
    border-bottom:1px solid transparent;
    transition:color 0.2s, border-color 0.2s;
  }
  .social-links a:hover{color:var(--offwhite); border-color:var(--emerald);}

  footer{
    border-top:1px solid var(--grey-line); padding:26px 0;
    display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
    font-size:11px; color:#9a9e93;
  }

  /* ---------------------------------------------------
     Page Portfolio (page-portfolio.php)
     --------------------------------------------------- */
  #page-hero{
    position:relative;
    background:var(--black);
    color:var(--offwhite);
    padding:172px 0 72px;
  }
  #page-hero .eyebrow{color:var(--emerald-soft);}
  #page-hero .eyebrow::before{background:var(--emerald-soft);}
  #page-hero h1{
    font-size:clamp(1.9rem, 4.6vw, 3.2rem);
    max-width:20ch;
    margin-bottom:18px;
  }
  #page-hero p{
    color:#b9beb4;
    max-width:60ch;
    font-size:1rem;
  }

  .filters{
    display:flex; flex-wrap:wrap; gap:10px;
    margin-top:36px;
  }
  .filter-tag{
    padding:9px 18px;
    font-size:11px;
    letter-spacing:0.04em;
    border-radius:999px;
    border:1px solid rgba(246,244,239,0.3);
    background:transparent;
    color:var(--offwhite);
    cursor:pointer;
    transition:all 0.25s ease;
  }
  .filter-tag:hover{border-color:var(--emerald);}
  .filter-tag.is-active{
    background:var(--emerald);
    border-color:var(--emerald);
    color:#0e120d;
  }

  #portfolio-grid{background:var(--offwhite); padding:88px 0;}
  .port-grid{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:20px;
  }
  #portfolio-grid .port-card{border:1px solid var(--grey-line-dark);}
  .is-visible-wrapper{display:contents;}
  .port-card{display:block;}
  .port-card:not(.is-visible){display:none;}

  .grid-empty{
    text-align:center;
    color:var(--grey);
    font-size:0.95rem;
    padding:60px 0;
  }
  .grid-note{
    margin-top:32px;
    font-size:12px;
    color:var(--grey);
    border-left:2px solid var(--emerald-dim);
    padding-left:14px;
  }

  #cta{
    background:var(--black);
    color:var(--offwhite);
    text-align:center;
    padding:96px 0;
  }
  #cta h2{
    font-size:clamp(1.6rem, 3.6vw, 2.4rem);
    margin-bottom:14px;
  }
  #cta p{
    color:#9a9e93;
    margin-bottom:32px;
  }

  @media (max-width:860px){
    .about-grid{grid-template-columns:1fr;}
    .slate-grid{grid-template-columns:1fr;}
    .reel-grid{grid-template-columns:1fr;}
    .logo-strip{grid-template-columns:repeat(2,1fr);}
    .port-grid{grid-template-columns:1fr;}
    nav{
      position:fixed; top:71px; right:0; left:0;
      background:var(--offwhite);
      border-bottom:1px solid var(--grey-line-dark);
      transform:translateY(-140%);
      transition:transform 0.3s ease;
    }
    nav.open{transform:translateY(0);}
    nav ul{flex-direction:column; gap:0; padding:12px 32px 24px;}
    nav ul li{border-bottom:1px solid var(--grey-line-dark);}
    nav ul li a{display:block; padding:16px 0;}
    .nav-toggle{display:flex;}
    #timeline-code{display:none;}
  }