/* ============================================================
   YAMAMOTO FILM — renewal  (cinematic dark)
   ============================================================ */
:root{
  --bg:#0b0b0d;
  --bg2:#101014;
  --ink:#eceae4;
  --ink-dim:#9a968c;
  --line:rgba(236,234,228,.14);
  --accent:#c9a15f;           /* warm lamp amber */
  --serif-en:'Cormorant Garamond',serif;
  --serif-ja:'Shippori Mincho',serif;
  --sans:'Zen Kaku Gothic New',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-weight:300;
  font-size:15px;line-height:2;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:1080px;margin:0 auto;padding:0 24px}
.sp{display:none}
@media(max-width:768px){.sp{display:inline}.pc{display:none}}

/* Loader */
.loader{
  position:fixed;inset:0;z-index:100;background:var(--bg);
  display:flex;align-items:center;justify-content:center;
  transition:opacity .9s ease .3s,visibility .9s ease .3s;
}
.loader.done{opacity:0;visibility:hidden}
.loader-mark{
  font-family:var(--serif-en);font-size:clamp(18px,3vw,26px);
  letter-spacing:.5em;text-indent:.5em;color:var(--ink-dim);
  animation:loaderPulse 2s ease infinite;
}
@keyframes loaderPulse{0%,100%{opacity:.35}50%{opacity:1}}

/* Header */
.header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:20px 32px;
  transition:background .4s,padding .4s;
}
.header.scrolled{background:rgba(11,11,13,.88);backdrop-filter:blur(12px);padding:12px 32px;border-bottom:1px solid var(--line)}
.header-logo{font-family:var(--serif-en);font-size:17px;letter-spacing:.32em;font-weight:500}
.header-logo span{color:var(--accent);margin-left:.35em}
.header-nav{display:flex;gap:28px}
.header-nav a{
  font-family:var(--serif-en);font-size:13px;letter-spacing:.18em;
  display:flex;flex-direction:column;align-items:center;line-height:1.4;
  opacity:.85;transition:opacity .3s;
}
.header-nav a:hover{opacity:1;color:var(--accent)}
.header-nav a small{font-family:var(--sans);font-size:9px;letter-spacing:.1em;color:var(--ink-dim)}
.nav-contact{border:1px solid var(--line);padding:4px 14px;border-radius:2px}
.menu-btn{display:none}

@media(max-width:900px){
  .header{padding:16px 20px}
  .header-nav{
    position:fixed;inset:0;background:rgba(11,11,13,.97);
    flex-direction:column;align-items:center;justify-content:center;gap:30px;
    opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s;
  }
  .header-nav.open{opacity:1;visibility:visible}
  .header-nav a{font-size:18px}
  .header-nav a small{font-size:11px}
  .menu-btn{
    display:block;position:relative;z-index:60;width:40px;height:40px;
    background:none;border:none;cursor:pointer;
  }
  .menu-btn span{
    position:absolute;left:8px;right:8px;height:1px;background:var(--ink);
    transition:transform .35s,top .35s;
  }
  .menu-btn span:nth-child(1){top:15px}
  .menu-btn span:nth-child(2){top:25px}
  .menu-btn.open span:nth-child(1){top:20px;transform:rotate(30deg)}
  .menu-btn.open span:nth-child(2){top:20px;transform:rotate(-30deg)}
}

/* Hero */
.hero{position:relative;height:100svh;min-height:560px;display:flex;align-items:center;justify-content:center}
.hero-video-wrap{position:absolute;inset:0;overflow:hidden}
.hero-video-wrap video{width:100%;height:100%;object-fit:cover;opacity:.55;filter:saturate(.85) contrast(1.05)}
.hero-video-wrap::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to bottom,rgba(11,11,13,.55),rgba(11,11,13,.15) 40%,rgba(11,11,13,.9));
}
.hero-grain{position:absolute;inset:0;pointer-events:none;opacity:.5;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.35'/%3E%3C/svg%3E");
}
.hero-inner{position:relative;text-align:center;padding:0 20px}
.hero-eyebrow{
  font-family:var(--serif-en);font-size:12px;letter-spacing:.5em;text-indent:.5em;
  color:var(--accent);margin-bottom:22px;
  opacity:0;animation:fadeUp 1.2s ease .6s forwards;
}
.hero-title{
  font-family:var(--serif-en);font-weight:400;
  font-size:clamp(56px,11vw,128px);line-height:1.04;letter-spacing:.14em;text-indent:.14em;
  opacity:0;animation:fadeUp 1.4s ease .9s forwards;
}
.hero-lead{
  font-family:var(--serif-ja);font-size:clamp(15px,2.2vw,20px);letter-spacing:.3em;
  margin-top:28px;color:var(--ink);
  opacity:0;animation:fadeUp 1.4s ease 1.4s forwards;
}
@media(max-width:820px){
  .hero-title{font-size:clamp(40px,10.5vw,80px);letter-spacing:.08em;text-indent:.08em}
}
.hero-bottom{
  position:absolute;bottom:0;left:0;right:0;
  display:flex;align-items:flex-end;justify-content:space-between;
  padding:28px 32px;
}
.hero-scroll{
  font-family:var(--serif-en);font-size:10px;letter-spacing:.35em;color:var(--ink-dim);
  display:flex;flex-direction:column;align-items:center;gap:10px;
}
.hero-scroll span{width:1px;height:56px;background:var(--line);position:relative;overflow:hidden}
.hero-scroll span::after{
  content:"";position:absolute;top:-40%;left:0;width:100%;height:40%;
  background:var(--accent);animation:scrollLine 2.2s ease infinite;
}
@keyframes scrollLine{to{top:110%}}
.hero-credit{font-size:10px;letter-spacing:.12em;color:var(--ink-dim);max-width:46%;text-align:right;line-height:1.8}
@media(max-width:768px){.hero-credit{display:none}.hero-bottom{justify-content:center}}
@keyframes fadeUp{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(34px);transition:opacity 1s ease,transform 1s ease}
.reveal.in{opacity:1;transform:none}

/* Section head */
.sec-head{margin-bottom:56px}
.sec-en{font-family:var(--serif-en);font-size:12px;letter-spacing:.5em;color:var(--accent)}
.sec-ja{font-family:var(--serif-ja);font-weight:500;font-size:clamp(26px,4vw,38px);letter-spacing:.18em;margin-top:8px}
.sec-en.light,.sec-ja.light{text-shadow:0 2px 20px rgba(0,0,0,.6)}

/* Statement */
.statement{padding:140px 0}
.statement-text{
  font-family:var(--serif-ja);font-size:clamp(16px,2.4vw,21px);
  line-height:2.6;letter-spacing:.14em;text-align:center;
}

/* Films */
.films{padding:120px 0;background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.film-feature{display:grid;grid-template-columns:minmax(0,420px) 1fr;gap:60px;align-items:center}
.film-poster img{box-shadow:0 30px 80px rgba(0,0,0,.6)}
.film-year{font-family:var(--serif-en);font-size:12px;letter-spacing:.3em;color:var(--accent)}
.film-title{
  font-family:var(--serif-en);font-size:clamp(44px,6vw,72px);font-weight:400;letter-spacing:.1em;line-height:1.1;
  margin:10px 0 6px;
}
.film-title span{display:block;font-family:var(--serif-ja);font-size:14px;letter-spacing:.5em;color:var(--ink-dim);margin-top:6px}
.film-credit{font-size:13px;letter-spacing:.12em;color:var(--ink-dim);margin-bottom:20px}
.film-desc{font-size:14px;line-height:2.2;letter-spacing:.06em;color:var(--ink)}
.btn-trailer{
  margin-top:28px;display:inline-block;
  font-family:var(--serif-en);font-size:13px;letter-spacing:.25em;
  color:var(--ink);background:none;border:1px solid var(--accent);
  padding:14px 36px;cursor:pointer;transition:background .3s,color .3s;
}
.btn-trailer:hover{background:var(--accent);color:#111}
@media(max-width:860px){
  .film-feature{grid-template-columns:1fr;gap:36px}
  .film-poster{max-width:340px;margin:0 auto}
}

/* Filmography */
.filmography{margin-top:96px}
.filmo-head{font-family:var(--serif-en);font-size:20px;font-weight:400;letter-spacing:.3em;margin-bottom:28px;color:var(--ink-dim)}
.filmo-list{border-top:1px solid var(--line)}
.filmo-row{
  display:grid;grid-template-columns:90px 1fr;gap:20px;align-items:baseline;
  padding:20px 6px;border-bottom:1px solid var(--line);
}
.filmo-row dt{font-family:var(--serif-en);font-size:16px;letter-spacing:.2em;color:var(--accent)}
.filmo-row dd strong{font-family:var(--serif-ja);font-weight:500;font-size:16px;letter-spacing:.06em;margin-right:16px}
.filmo-row dd{color:var(--ink-dim);font-size:13px;letter-spacing:.05em}
.filmo-row dd em{font-style:normal;margin-left:14px;font-size:11px;border:1px solid var(--line);padding:2px 10px;border-radius:20px;white-space:nowrap}
@media(max-width:600px){
  .filmo-row{grid-template-columns:64px 1fr}
  .filmo-row dd strong{display:block;margin-bottom:2px}
  .filmo-row dd em{display:inline-block;margin:6px 0 0}
}

/* Profile */
.profile{position:relative;padding:140px 0;overflow:hidden}
.profile-bg{
  position:absolute;inset:-40px;background-size:cover;background-position:center;
  opacity:.14;filter:saturate(.9);
}
.profile::after{content:"";position:absolute;inset:0;background:linear-gradient(to bottom,var(--bg),transparent 30%,transparent 70%,var(--bg))}
.profile .container{position:relative;z-index:2}
.profile-grid{display:grid;grid-template-columns:minmax(0,380px) 1fr;gap:64px;align-items:start}
.profile-photo img{filter:grayscale(1) contrast(1.05);box-shadow:0 30px 80px rgba(0,0,0,.55)}
.profile-photo figcaption{
  font-family:var(--serif-en);font-size:11px;letter-spacing:.4em;color:var(--ink-dim);
  margin-top:14px;text-align:right;
}
.profile-name{font-family:var(--serif-ja);font-weight:500;font-size:clamp(22px,3vw,28px);letter-spacing:.2em;margin-bottom:20px}
.profile-name span{display:block;font-family:var(--serif-en);font-size:12px;letter-spacing:.3em;color:var(--accent);margin-top:8px}
.profile-text{font-size:14px;line-height:2.4;letter-spacing:.06em;margin-bottom:36px}
.profile-spec{border-top:1px solid var(--line)}
.profile-spec>div{
  display:grid;grid-template-columns:150px 1fr;gap:16px;
  padding:12px 4px;border-bottom:1px solid var(--line);
}
.profile-spec dt{font-family:var(--serif-en);font-size:12px;letter-spacing:.2em;color:var(--ink-dim)}
.profile-spec dd{font-size:13px;letter-spacing:.1em}
@media(max-width:860px){
  .profile-grid{grid-template-columns:1fr;gap:44px}
  .profile-photo{max-width:320px}
}

/* Works */
.works{padding:120px 0;background:var(--bg2);border-top:1px solid var(--line)}
.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.work-card{background:var(--bg2);padding:44px 32px;transition:background .4s}
.work-card:hover{background:#15151b}
.work-num{font-family:var(--serif-en);font-size:13px;letter-spacing:.3em;color:var(--accent);margin-bottom:18px}
.work-card h3{font-family:var(--serif-ja);font-weight:500;font-size:18px;letter-spacing:.14em;margin-bottom:14px}
.work-card p{font-size:13px;line-height:2.2;letter-spacing:.05em;color:var(--ink-dim)}
@media(max-width:820px){.works-grid{grid-template-columns:1fr}}

/* Lesson */
.lesson{position:relative;padding:150px 0;overflow:hidden}
.lesson-bg{position:absolute;inset:-40px;background-size:cover;background-position:center 20%;opacity:.32}
.lesson::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(11,11,13,.94) 30%,rgba(11,11,13,.55))}
.lesson .container{position:relative;z-index:2}
.lesson-inner{max-width:600px}
.lesson-text{font-size:14px;line-height:2.4;letter-spacing:.06em;margin:28px 0}
.lesson-points{list-style:none;margin-bottom:36px}
.lesson-points li{
  font-size:13px;letter-spacing:.06em;padding:12px 0 12px 26px;position:relative;
  border-bottom:1px solid var(--line);
}
.lesson-points li::before{content:"—";position:absolute;left:0;color:var(--accent)}
.btn-line{
  font-family:var(--serif-en);font-size:14px;letter-spacing:.2em;
  border-bottom:1px solid var(--accent);padding-bottom:6px;
  transition:opacity .3s;
}
.btn-line:hover{opacity:.7}

/* Company */
.company{padding:120px 0}
.company-table{max-width:680px;border-top:1px solid var(--line)}
.company-table>div{
  display:grid;grid-template-columns:160px 1fr;gap:16px;
  padding:18px 4px;border-bottom:1px solid var(--line);
}
.company-table dt{font-size:13px;letter-spacing:.2em;color:var(--ink-dim)}
.company-table dd{font-size:14px;letter-spacing:.08em}
@media(max-width:600px){.company-table>div{grid-template-columns:96px 1fr}}

/* Contact */
.contact{padding:120px 0 140px;background:var(--bg2);border-top:1px solid var(--line)}
.contact-lead{font-size:14px;letter-spacing:.08em;margin-bottom:48px}
.contact-form{max-width:680px}
.contact-form label{display:block;font-size:12px;letter-spacing:.15em;color:var(--ink-dim);margin-bottom:24px}
.req{font-size:10px;color:var(--accent);border:1px solid var(--accent);padding:1px 8px;margin-left:8px;border-radius:2px}
.contact-form input,.contact-form textarea{
  display:block;width:100%;margin-top:10px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:2px;
  padding:14px 16px;color:var(--ink);font-family:var(--sans);font-size:14px;letter-spacing:.05em;
  transition:border-color .3s;
}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--accent)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:600px){.form-row{grid-template-columns:1fr}}
.btn-submit{
  font-family:var(--serif-en);font-size:14px;letter-spacing:.3em;text-indent:.3em;
  width:100%;padding:18px;margin-top:8px;
  background:none;border:1px solid var(--accent);color:var(--ink);cursor:pointer;
  transition:background .3s,color .3s;
}
.btn-submit:hover{background:var(--accent);color:#111}
.btn-submit.sent{background:var(--accent);color:#111;pointer-events:none}
.form-note{font-size:11px;color:var(--ink-dim);margin-top:16px;letter-spacing:.05em}

/* Footer */
.footer{padding:70px 24px 40px;text-align:center;border-top:1px solid var(--line)}
.footer-logo{font-family:var(--serif-en);font-size:16px;letter-spacing:.4em;text-indent:.4em;margin-bottom:28px}
.footer-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 28px;margin-bottom:32px}
.footer-nav a{font-size:12px;letter-spacing:.12em;color:var(--ink-dim);transition:color .3s}
.footer-nav a:hover{color:var(--accent)}
.footer-copy{font-family:var(--serif-en);font-size:11px;letter-spacing:.2em;color:var(--ink-dim)}

/* Modal */
.modal{position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s}
.modal.open{opacity:1;visibility:visible}
.modal-bg{position:absolute;inset:0;background:rgba(0,0,0,.88);cursor:pointer}
.modal-body{position:relative;width:min(920px,92vw)}
.modal-body video{width:100%;box-shadow:0 30px 100px rgba(0,0,0,.8)}
.modal-close{
  position:absolute;top:-48px;right:0;background:none;border:none;color:var(--ink);
  font-size:30px;cursor:pointer;line-height:1;
}