/* ============================================================
   MASAFILM — common.css
   ============================================================ */

/* ===== RESET ===== */
html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,
a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,
small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,
fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,
article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,
menu,nav,output,ruby,section,summary,time,mark,audio,video,main{
  margin:0;padding:0;border:0;font-style:normal;vertical-align:baseline}
html{line-height:1}
ol,ul{list-style:none}
table{border-collapse:collapse;border-spacing:0}
caption,th,td{text-align:left;vertical-align:middle}
q,blockquote{quotes:none}
q:before,q:after,blockquote:before,blockquote:after{content:"";content:none}
a img{border:none}
article,aside,details,figcaption,figure,footer,header,hgroup,
menu,nav,output,ruby,section,summary,main{display:block}

/* ===== BASE ===== */
html{
  font-size:16px;
  font-family:'Noto Sans JP','YuGothic',游ゴシック,sans-serif;
  color:#222;
  scroll-behavior:smooth;
  font-feature-settings:"palt";
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  box-sizing:border-box;
}
*,*::after,*::before{box-sizing:inherit}
body{
  position:relative;
  margin:0;padding:0;
  font-size:15px;
  font-weight:300;
  line-height:1.9;
  color:#444;
  overflow-x:hidden;
  -webkit-animation:fadeIn 1.5s ease 0s 1 normal;
  animation:fadeIn 1.5s ease 0s 1 normal;
}
@keyframes fadeIn{0%{opacity:0}100%{opacity:1}}
@-webkit-keyframes fadeIn{0%{opacity:0}100%{opacity:1}}
.wrap{overflow:hidden}
img{width:100%;height:auto}

/* ===== SCROLL FADE-IN ===== */
.fade-in{
  opacity:0;
  transform:translateY(24px);
  transition:opacity 0.75s ease, transform 0.75s ease;
}
.fade-in.visible{opacity:1;transform:translateY(0)}
.fade-in-delay-1{transition-delay:0.1s}
.fade-in-delay-2{transition-delay:0.2s}
.fade-in-delay-3{transition-delay:0.3s}
.fade-in-delay-4{transition-delay:0.4s}
.fade-in-delay-5{transition-delay:0.5s}
.fade-in-delay-6{transition-delay:0.6s}

/* ===================================================================
   HAMBURGER MENU — refined circle button
   =================================================================== */
#menu{display:none}

.menu{
  position:fixed;top:20px;left:20px;
  display:flex;align-items:center;justify-content:center;
  flex-direction:column;gap:5px;
  width:50px;height:50px;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-radius:50%;
  box-shadow:0 2px 16px rgba(0,0,0,0.12);
  cursor:pointer;z-index:300;
  transition:background 0.35s ease, box-shadow 0.35s ease;
}
.menu span{
  display:block;
  width:18px;height:1.5px;
  background:#333;
  transform-origin:center;
  transition:all 0.35s cubic-bezier(0.76,0,0.24,1);
}

/* Open state */
#menu:checked~.menu{
  background:rgba(255,255,255,0.08);
  box-shadow:none;
}
#menu:checked~.menu span{background:rgba(255,255,255,0.9)}
#menu:checked~.menu span:nth-of-type(1){
  transform:translateY(6.5px) rotate(45deg)
}
#menu:checked~.menu span:nth-of-type(2){
  opacity:0;transform:scaleX(0)
}
#menu:checked~.menu span:nth-of-type(3){
  transform:translateY(-6.5px) rotate(-45deg)
}

/* ===================================================================
   FULL-SCREEN NAVIGATION OVERLAY
   =================================================================== */
.nav{
  position:fixed;
  top:0;left:0;
  width:100%;height:100vh;
  background:#0d0d0d;
  z-index:200;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:0 10% 0 12%;
  overflow:hidden;

  /* Closed: circle-clip at hamburger position */
  clip-path:circle(0% at 35px 35px);
  transition:clip-path 0.75s cubic-bezier(0.76,0,0.24,1);
  pointer-events:none;
}

#menu:checked~.nav{
  clip-path:circle(170% at 35px 35px);
  pointer-events:all;
}

/* Background watermark */
.nav-bg-text{
  position:absolute;
  right:-5%;bottom:-8%;
  font-family:'Montserrat',sans-serif;
  font-size:clamp(80px,14vw,180px);
  font-weight:900;
  letter-spacing:-4px;
  color:rgba(255,255,255,0.03);
  line-height:1;
  pointer-events:none;
  user-select:none;
  white-space:nowrap;
}

/* Vertical accent line */
.nav-inner{
  position:relative;
  max-width:700px;
  padding-left:32px;
  border-left:1px solid rgba(255,255,255,0.12);
}

/* Logo inside nav */
.nav-logo{
  width:28px;
  margin-bottom:44px;
  opacity:0;
  transform:translateY(-12px);
  transition:opacity 0.5s ease 0.3s, transform 0.5s ease 0.3s;
}
#menu:checked~.nav .nav-logo{
  opacity:0.7;
  transform:translateY(0);
}

/* Menu links list */
.nav-links{
  list-style:none;
  padding:0;margin:0;
}
.nav-links li{
  opacity:0;
  transform:translateX(-20px);
  transition:opacity 0.5s ease, transform 0.5s ease;
}
.nav-links li:nth-child(1){transition-delay:0.15s}
.nav-links li:nth-child(2){transition-delay:0.20s}
.nav-links li:nth-child(3){transition-delay:0.25s}
.nav-links li:nth-child(4){transition-delay:0.30s}
.nav-links li:nth-child(5){transition-delay:0.35s}
.nav-links li:nth-child(6){transition-delay:0.40s}
.nav-links li:nth-child(7){transition-delay:0.45s}

#menu:checked~.nav .nav-links li{
  opacity:1;
  transform:translateX(0);
}

.nav-links a{
  display:flex;
  align-items:baseline;
  gap:16px;
  padding:10px 0;
  text-decoration:none;
  border-bottom:1px solid rgba(255,255,255,0.06);
  transition:gap 0.3s ease;
  cursor:pointer;
}
.nav-links a:hover{gap:24px}

.nav-num{
  font-family:'Montserrat',sans-serif;
  font-size:10px;
  letter-spacing:2px;
  color:rgba(119,170,173,0.6);
  flex-shrink:0;
  width:20px;
  display:inline-block;
  transition:color 0.3s;
}
.nav-text{
  font-family:'Montserrat',sans-serif;
  font-size:clamp(22px,3vw,32px);
  font-weight:700;
  letter-spacing:6px;
  color:rgba(255,255,255,0.88);
  text-transform:uppercase;
  display:inline-block;
  transition:color 0.3s, letter-spacing 0.3s;
  line-height:1.1;
}
.nav-links a:hover .nav-text{
  color:#77aaad;
  letter-spacing:8px;
}
.nav-links a:hover .nav-num{color:#77aaad}

/* Nav footer — social + copyright */
.nav-footer{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,0.08);
  opacity:0;
  transition:opacity 0.5s ease 0.5s;
}
#menu:checked~.nav .nav-footer{opacity:1}

.nav-social{display:flex;gap:20px;align-items:center}
.nav-social a{
  font-family:'Montserrat',sans-serif;
  font-size:10px;letter-spacing:3px;
  color:rgba(255,255,255,0.35);
  text-decoration:none;
  text-transform:uppercase;
  display:inline-block;
  transition:color 0.2s;
}
.nav-social a:hover{color:rgba(255,255,255,0.75);opacity:1}
.nav-copy{
  font-family:'Montserrat',sans-serif;
  font-size:9px;letter-spacing:2px;
  color:rgba(255,255,255,0.18);
  display:block;
}

/* Main — no transform shift (full overlay nav) */
main{
  position:relative;display:block;width:100%;padding:0;
  box-shadow:0 0 20px rgba(0,0,0,0.5);
  transform:translateX(0);z-index:0;
}
#menu:checked~main{transform:translateX(0)}

/* ===================================================================
   MINI HERO HEADER
   =================================================================== */
main header{
  background-image:url("https://masafilmjp.com/images/asset1.jpg");
  background-size:cover;
  background-position:center 30%;
  position:relative;
  display:flex;align-items:center;justify-content:center;
  flex-direction:column;
  width:100%;height:340px;
  background-color:#0a0a0a;
}
.header-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to bottom,rgba(0,0,0,0.15),rgba(0,0,0,0.65));
  z-index:1;
}
.header-content{
  position:relative;z-index:2;text-align:center;
}
.toplogo{width:70px;margin:0 auto 18px}
.page-title{
  font-family:'Montserrat',sans-serif;
  font-size:22px;letter-spacing:10px;
  font-weight:700;color:#fff;
  margin:0 0 8px;text-transform:uppercase;
  line-height:1;
}
.page-title-ja{
  font-family:'Noto Sans JP',sans-serif;
  font-size:11px;letter-spacing:4px;
  color:rgba(255,255,255,0.55);
  margin:0;font-weight:300;
  display:block;
}

/* ===================================================================
   SECTION / TYPOGRAPHY
   =================================================================== */
main section{
  position:relative;display:block;
  margin:0;padding:70px 0;
  background-color:#fff;z-index:100;
}
main section p{margin-bottom:0}

h2{
  font-family:'Montserrat','Noto Sans JP',sans-serif;
  letter-spacing:3px;color:#231815;
  text-align:center;font-weight:700;margin-bottom:40px;
}
h3{
  font-family:'Montserrat',sans-serif;
  letter-spacing:8px;color:#231815;font-size:12px;
  font-weight:700;text-align:center;
  text-transform:uppercase;margin-bottom:48px;
}
span,a{cursor:pointer;display:inline-block;padding:0;transition:opacity .2s}
a{color:#231815}

.section-label{
  display:block;
  font-family:'Montserrat',sans-serif;
  font-size:10px;letter-spacing:6px;
  color:#77aaad;text-transform:uppercase;
  text-align:center;margin-bottom:16px;
}

/* ===================================================================
   COMMON BUTTON
   =================================================================== */
.cmn-btn{
  display:inline-block;
  padding:14px 42px;
  border:1px solid #333;
  color:#333;text-decoration:none;
  font-family:'Montserrat',sans-serif;
  font-size:11px;letter-spacing:4px;
  text-transform:uppercase;
  transition:all 0.3s;
}
.cmn-btn:hover{background:#333;color:#fff;opacity:1}
.info-btn{text-align:center;padding:50px 0 20px}
.contact-btn{margin:0}

/* ===================================================================
   FOOTER
   =================================================================== */
main footer{
  position:relative;bottom:0;display:block;
  width:100%;height:auto;margin:0;padding:24px;
  background-color:#77aaad;
}
main footer::after{clear:both;content:"";display:block}
main footer .logo{font-size:28px;color:whitesmoke;line-height:0;margin-bottom:8px;margin-right:4px}
main footer ul{line-height:1.5;margin:0 0 16px;padding:0}
main footer ul::after{clear:both;content:"";display:block}
main footer ul li{list-style:none;padding-right:16px}
main footer ul li a{color:rgba(255,255,255,0.75);font-size:13px;font-weight:normal;text-decoration:none}
main footer ul li a:hover{color:white}
main footer .secondary-links .social{margin:1em 0 0}
main footer .secondary-links .social li{float:left;font-size:1em;line-height:0;margin:0;padding-right:.7em}
main footer .secondary-links .social li>a{
  position:relative;display:flex;align-items:center;justify-content:center;
  width:30px;height:30px;
  background-color:rgba(255,255,255,.75);border-radius:50%;
  color:#444;text-align:center;line-height:30px;overflow:hidden;
}
main footer .secondary-links .social li>a:hover{background-color:white}
main footer .secondary-links .social li>a img{width:60%;height:auto;display:block}

/* ===================================================================
   PAGE TOP
   =================================================================== */
#page-top{
  position:fixed;right:5px;bottom:20px;height:50px;
  text-decoration:none;font-weight:bold;
  transform:rotate(90deg);font-size:90%;line-height:1.5rem;
  color:#737373;padding:0 0 0 35px;border-top:solid 1px;
}
#page-top::before{
  content:"";display:block;position:absolute;
  top:-1px;left:0;width:15px;border-top:solid 1px;
  transform:rotate(35deg);transform-origin:left top;
}

/* ===================================================================
   RESPONSIVE
   =================================================================== */
@media screen and (max-width:800px){
  .nav{padding:0 6% 0 8%}
  .nav-inner{padding-left:20px}
  .nav-text{font-size:22px;letter-spacing:4px}
  .nav-links a{padding:8px 0}
  .nav-bg-text{font-size:18vw}
  .toplogo{width:55px;margin:0 auto 14px}
  main header{height:240px}
  .page-title{font-size:16px;letter-spacing:6px}
  .page-title-ja{font-size:10px;letter-spacing:3px}
  main section{padding:50px 0}
  .nav-footer{flex-direction:column;gap:12px;align-items:flex-start}
}
@media screen and (min-width:1024px){
  main footer .logo{float:left;margin-bottom:0}
  main footer ul{float:left;line-height:1.8;margin-bottom:0;margin-left:16px}
  main footer ul li{display:inline;text-align:left}
  main footer .secondary-links{float:right}
  main footer .secondary-links .social{float:right;margin-top:0}
}