/* 

*/
:root{
  --black: #222249;
  --panel: #0b0b16;
  --panel-light: #111124;
  --cyan: #00fff2;
  --magenta: #ff00e6;
  --green: #33ff99;
  --text: #d8f7f4;
  --dim: #6f7a8c;
  --border: #2a2a44;
  --font-pixel: 'Press Start 2P', 'DotGothic16', monospace;
  --font-dot: 'DotGothic16', 'Press Start 2P', monospace;
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin:0;
  background: var(--black);
  color: var(--text);
  font-family: var(--font-dot), sans-serif;
  font-size: 16px;
  line-height: 1.9;
  overflow-x: hidden;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,0.05) 1px, transparent 0);
  background-size: 4px 4px;
}

/* ---------- CRT overlay effects ---------- */
.crt-overlay{
  pointer-events:none;
  position:fixed; inset:0; z-index: 9999;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0,0,0,0.0) 0px,
    rgba(0,0,0,0.0) 1px,
    rgba(0,0,0,0.18) 2px,
    rgba(0,0,0,0.18) 3px
  );
  mix-blend-mode: multiply;
}
.crt-overlay::after{
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0) 60%, rgba(0,0,0,0.55) 100%);
}
.noise-overlay{
  pointer-events:none;
  position:fixed; inset:0; z-index: 9998;
  opacity: 0.04;
  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' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: noiseShift 0.5s steps(2) infinite;
}
@keyframes noiseShift{
  0%{ transform: translate(0,0); }
  100%{ transform: translate(-2%,2%); }
}

/* ---------- Header ---------- */
.site-header{
  position: sticky; top:0; z-index: 10000;
  display:flex; 
  justify-content:space-between; 
  align-items:center;
  padding: 16px 24px;
  background: rgba(5,5,10,0.85);
  border-bottom: 2px solid var(--cyan);
  box-shadow: 0 0 12px rgba(0,255,242,0.35);
  backdrop-filter: blur(2px);
  flex-wrap: wrap;
  gap: 10px;
}
.logo{
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo img{
  display: block;
  height: 40px;
  width: auto;
}
.logo-text{
  display: flex;
  flex-direction: column;
  line-height: 1.4;
  min-width: 0;
  overflow: hidden;
}
.logo-title,
.logo-subtitle{
  overflow: hidden;
  text-overflow: ellipsis;
}
.logo-title{
  font-family: var(--font-pixel);
  font-size: 25px;
  color: var(--cyan);
  text-shadow: 2px 0 var(--magenta);
  letter-spacing: 1px;
  white-space: nowrap;
}
.logo-subtitle{
  font-size: 11px;
  color: var(--dim);
  letter-spacing: 1px;
  white-space: nowrap;
}
.nav-toggle{
  display: none;
  background: none;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  width: 42px;
  height: 42px;
  font-size: 18px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-toggle:hover{
  background: var(--cyan);
  color: var(--black);
}

.site-nav{ display:flex; gap: 18px; flex-wrap: wrap; }
.site-nav a{
  color: var(--text);
  text-decoration:none;
  font-size: 13px;
  padding: 4px 8px;
  border: 1px solid transparent;
  transition: all .15s;
  display: flex;
  align-items: center;
}
.site-nav a:hover{
  color: var(--black);
  background: var(--cyan);
  box-shadow: 3px 3px 0 var(--magenta);
}
.site-nav a.nav-cta{
  color: #000;
  background: var(--cyan);
  border: 1px solid var(--cyan);
  font-weight: bold;
  font-size: 15px;
  padding: 10px 20px;
  box-shadow: 3px 3px 0 var(--magenta);
}
.site-nav a.nav-cta:hover{
  color: #fff;
  background: var(--magenta);
  border-color: var(--magenta);
  box-shadow: 3px 3px 0 var(--cyan);
}

/* ---------- Hero ---------- */
.hero{
  position: relative;
  min-height: 92vh;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center;
  padding: 60px 20px;
  overflow:hidden;
  background-image: url('images/mainvisual_pc.png');
  background-size: 100% auto;
  background-position: center;
  background-repeat: no-repeat;
}
.hero-grid{
  position:absolute; inset:0;
  background:
    linear-gradient(rgba(0,255,242,0.08) 1px, transparent 1px) 0 0 / 40px 40px,
    linear-gradient(90deg, rgba(255,0,230,0.08) 1px, transparent 1px) 0 0 / 40px 40px;
  transform: perspective(400px) rotateX(60deg) scale(2) translateY(10%);
  transform-origin: bottom;
  opacity: 0.5;
}
.hero-overlay{
  position:absolute; inset:0;
  background: rgba(5,5,10,0.6);
  pointer-events: none;
}
.boot-text{
  position:relative;
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--green);
  letter-spacing: 2px;
  margin-bottom: 20px;
}
.blink{ animation: blink 1s steps(1) infinite; }
@keyframes blink{ 50%{ opacity:0; } }

.hero-title{
  position:relative;
  margin: 0;
}
.hero-title img{
  width: 30%;
  height: auto;
}

.hero-sub{
  position:relative;
  font-family: var(--font-pixel);
  font-size: 12px;
  color: var(--dim);
  margin-top: 18px;
  letter-spacing: 3px;
}

.hero-info{
  position:relative;
  margin-top: 40px;
  display:flex; gap: 40px; flex-wrap:wrap; justify-content:center;
}
.hero-info-line{
  display:flex; flex-direction:column; align-items:center; gap:6px;
  border: 1px solid var(--border);
  background: rgba(11,11,22,0.7);
  padding: 14px 24px;
  min-width: 180px;
}
.hero-info-line .label{
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--magenta);
  letter-spacing: 2px;
}
.hero-info-line .value{
  font-size: 20px;
  color: var(--cyan);
  font-weight:bold;
}

.countdown{
  position:relative;
  display:flex; gap: 16px; margin-top: 36px;
}
.countdown-item{
  background: var(--panel);
  border: 2px solid var(--cyan);
  box-shadow: 3px 3px 0 var(--magenta);
  padding: 10px 14px;
  min-width: 70px;
  display:flex; flex-direction:column; align-items:center;
}
.countdown-item span{
  font-family: var(--font-pixel);
  font-size: 22px;
  color: #fff;
}
.countdown-item small{
  margin-top: 6px;
  font-size: 9px;
  color: var(--dim);
  letter-spacing: 1px;
}

.countdown-done{
  position: relative;
  margin-top: 36px;
  font-family: var(--font-pixel);
  font-size: clamp(20px, 5vw, 36px);
  color: var(--cyan);
  text-shadow: 3px 0 var(--magenta);
  letter-spacing: 2px;
  animation: blink 1s steps(1) infinite;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;
  margin-top: 44px;
  font-family: var(--font-pixel);
  font-size: 13px;
  color: var(--black);
  background: var(--cyan);
  padding: 16px 26px;
  text-decoration:none;
  border: 2px solid var(--cyan);
  box-shadow: 5px 5px 0 var(--magenta);
  transition: transform .12s, box-shadow .12s;
  cursor: pointer;
  position: relative;
}
.btn:hover{
  transform: translate(2px,2px);
  box-shadow: 2px 2px 0 var(--magenta);
}
.btn-submit{ border:none; }

/* ---------- Sections ---------- */
.section{
  padding: 90px 20px;
  max-width: 900px;
  margin: 0 auto;
}
.section-alt{
  max-width: none;
  background: linear-gradient(180deg, rgba(255,0,230,0.04), rgba(0,255,242,0.04));
  border-top: 1px dashed var(--border);
  border-bottom: 1px dashed var(--border);
}
.section-alt > *{
  max-width: 900px;
  margin-left:auto; margin-right:auto;
}

.section-title{
  font-family: var(--font-pixel);
  font-size: clamp(18px, 4vw, 30px);
  margin: 0 0 8px;
  letter-spacing: 1px;
}
.section-title .cyn{ color: var(--cyan); text-shadow: 0 0 8px rgba(0,255,242,0.6); }
.section-title .mag{ color: var(--magenta); text-shadow: 0 0 8px rgba(255,0,230,0.6); }
.section-subtitle{
  font-size: 13px;
  color: var(--magenta);
  margin-bottom: 40px;
  letter-spacing: 1px;
}

.subtitle-row{
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-bottom: 40px;
}
.subtitle-row .section-subtitle{ margin-bottom: 0; }

.btn-small{
  display: inline-block;
  flex-shrink: 0;
  font-family: var(--font-pixel);
  font-size: 11px;
  color: #000;
  background: var(--cyan);
  padding: 8px 14px;
  text-decoration: none;
  border: 1px solid var(--cyan);
  box-shadow: 3px 3px 0 var(--magenta);
  transition: transform .12s, box-shadow .12s;
  white-space: nowrap;
}
.btn-small:hover{
  transform: translate(2px,2px);
  box-shadow: 1px 1px 0 var(--magenta);
}

/* ---------- Terminal window (overview) ---------- */
.terminal-window{
  border: 2px solid var(--cyan);
  background: var(--panel);
  box-shadow: 6px 6px 0 var(--magenta);
}
.terminal-bar{
  display:flex; align-items:center; gap:8px;
  background: var(--panel-light);
  padding: 8px 12px;
  border-bottom: 2px solid var(--cyan);
}
.terminal-bar .dot{
  width:10px; height:10px; border-radius:50%;
  background: var(--dim);
}
.terminal-bar .dot:nth-child(1){ background:#ff5f56; }
.terminal-bar .dot:nth-child(2){ background:#ffbd2e; }
.terminal-bar .dot:nth-child(3){ background:#27c93f; }
.terminal-title{
  margin-left: 10px;
  font-size: 12px;
  color: var(--dim);
  font-family: var(--font-pixel);
}
.terminal-body{ padding: 30px; }

.spec-list{ margin:0; }
.spec-row{
  display:flex; flex-wrap: wrap; gap: 10px 20px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--border);
}
.spec-row:last-child{ border-bottom:none; }
.spec-row dt{
  flex: 0 0 220px;
  color: var(--magenta);
  font-size: 14px;
}
.char-range-intro{
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: normal;
  color: var(--text);
}
.char-list{
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px 16px;
}
.char-list li{
  position: relative;
  padding-left: 1.4em;
  font-size: 15px;
  font-weight: normal;
  color: var(--cyan);
}
.char-list li::before{
  content: "→";
  position: absolute;
  left: 0;
  color: var(--magenta);
}
.char-list li:last-child{
  grid-column: 1 / -1;
}
.char-range-note{
  margin: 0;
  padding: 12px 16px;
  border: 1px dashed var(--magenta);
  background: rgba(255,0,230,0.05);
  font-size: 13px;
  font-weight: normal;
  color: var(--text);
}
.spec-row dd{
  margin:0;
  flex: 1 1 200px;
  color: var(--cyan);
  font-size: 18px;
  font-weight:bold;
}

/* ---------- About text panel ---------- */
.text-panel{
  border-left: 4px solid var(--magenta);
  padding: 10px 26px;
  background: rgba(255,0,230,0.03);
}
.text-panel p{
  margin: 0 0 22px;
  color: var(--text);
}
.text-panel p:last-child{ margin-bottom:0; }

/* ---------- Steps ---------- */
.step-list{ display:flex; flex-direction:column; gap: 30px; }
.step-card{
  display:flex; gap: 24px;
  align-items:flex-start;
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 26px;
  position: relative;
  scroll-margin-top: 100px;
}
.step-card::before{
  content:"";
  position:absolute; left:0; top:0; bottom:0; width:4px;
  background: linear-gradient(var(--cyan), var(--magenta));
}
.step-num{
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--cyan);
  text-align:center;
  line-height: 1.6;
  flex: 0 0 auto;
  border: 2px solid var(--cyan);
  padding: 10px 14px;
}
.step-body h3{
  margin: 0 0 10px;
  font-size: 17px;
  color: #fff;
}
.step-body p{ margin:0; color: var(--text); }

.req-box{
  margin-top: 18px;
  border: 1px solid var(--cyan);
  background: rgba(0,255,242,0.04);
}
.req-box-title{
  font-family: var(--font-pixel);
  font-size: 11px;
  color: var(--black);
  background: var(--cyan);
  padding: 8px 14px;
  letter-spacing: 1px;
}
.arrow{
      position: relative;
    padding-left: 1.6em;
    color: var(--text);
}
.arrow::before{
      content: "→";
    position: absolute;
    left: 0;
    color: var(--cyan);
}
.req-item{ padding: 18px 20px; }
.req-label{
  margin: 0 0 12px;
  color: var(--magenta);
  font-weight: bold;
}
.req-options{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.req-options li{
  position: relative;
  padding-left: 1.6em;
  color: var(--text);
}
.req-options li::before{
  content: "→";
  position: absolute;
  left: 0;
  color: var(--cyan);
}

.req-box-body{
  display: flex;
  align-items: stretch;
  gap: 1px;
  background: var(--cyan);
  flex-wrap: wrap;
}
.req-box-body .req-item{
  flex: 1 1 260px;
  background: var(--panel);
  padding: 18px 20px;
}
.req-image{
  flex: 1 1 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--panel);
  padding: 18px;
}
.req-image img{
  max-width: 100%;
  max-height: 220px;
  object-fit: contain;
  cursor: zoom-in;
  border: 1px solid var(--border);
  transition: box-shadow .15s, transform .15s;
}
.req-image img:hover{
  box-shadow: 0 0 12px rgba(0,255,242,0.5);
  transform: scale(1.02);
}
.req-image-caption{
  font-size: 11px;
  color: var(--dim);
  letter-spacing: 1px;
}

/* ---------- Lightbox ---------- */
.lightbox{
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10001;
  background: rgba(2,2,6,0.9);
  align-items: center;
  justify-content: center;
  padding: 40px;
  cursor: zoom-out;
}
.lightbox.is-open{ display: flex; }
.lightbox img{
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border: 2px solid var(--cyan);
  box-shadow: 0 0 30px rgba(0,255,242,0.4);
}
.lightbox-close{
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 36px;
  line-height: 1;
  color: var(--cyan);
  cursor: pointer;
  font-family: var(--font-pixel);
}

/* ---------- Form ---------- */
.entry-form{
  border: 2px solid var(--magenta);
  background: var(--panel);
  box-shadow: 6px 6px 0 var(--cyan);
  padding: 36px;
  display:flex; flex-direction:column; gap: 22px;
}
.form-row{ display:flex; flex-direction:column; gap: 8px; }
.form-row label{
  font-size: 13px;
  color: var(--cyan);
  letter-spacing: .5px;
}
.req{
  color: var(--black);
  background: var(--magenta);
  font-size: 10px;
  padding: 2px 6px;
  margin-left: 6px;
}
.form-row input,
.form-row select,
.form-row textarea{
  background: var(--black);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-dot);
  font-size: 15px;
  padding: 12px 14px;
  outline:none;
  resize: vertical;
  width: 100%;
  min-width: 0;
}

.pair-row{
  display: flex;
  gap: 12px;
  min-width: 0;
}
.pair-row .inline-label{
    display: flex;
    align-items: flex-start;
    gap: 8px;
    flex: 1 1 0;
    min-width: 0;
    font-size: 13px;
    color: var(--cyan);
    letter-spacing: .5px;
    flex-direction: column;
}
.pair-row .inline-label input{
  flex: 1 1 auto;
  min-width: 0;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus{
  border-color: var(--cyan);
  box-shadow: 0 0 8px rgba(0,255,242,0.5);
}
.form-note{
  color: var(--green);
  font-size: 14px;
  border: 1px dashed var(--green);
  padding: 14px;
}
.mail-txt{
      font-size: 13px;
    color: var(--magenta);
    letter-spacing: 1px;
}
.contact-box{
  margin-top: 40px;
  padding: 26px 30px;
  border: 1px dashed var(--border);
  text-align: center;
  font-size: 16px;
  color: var(--text);
}
.contact-box .contact-title{
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--cyan);
  letter-spacing: 1px;
  margin: 0 0 16px;
}
.contact-box .contact-line{ margin: 8px 0; }
.contact-box .contact-note{
  margin-top: 14px;
  font-size: 12px;
  color: var(--dim);
}
.contact-box a{ color: var(--magenta); }
.contact-box .placeholder{ color: var(--text); }

/* ---------- Footer ---------- */
.site-footer{
  text-align:center;
  padding: 50px 20px 60px;
  border-top: 2px solid var(--magenta);
  color: var(--dim);
}
.footer-logo{
  font-family: var(--font-pixel);
  color: var(--cyan);
  font-size: 14px;
  margin-bottom: 14px;
}
.footer-text{ margin: 6px 0; font-size: 13px; }
.footer-copy{ margin-top: 14px; font-size: 11px; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px){
  .section{ padding: 60px 20px; }
  .hero-title img{ width: 45%; }
  .site-header{ flex-wrap: nowrap; }
  .nav-toggle{ display: flex; }
  .site-nav{
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(5,5,10,0.97);
    border-bottom: 2px solid var(--cyan);
  }
  .site-nav.is-open{ display: flex; }
  .site-nav a{
    padding: 16px 24px;
    border-bottom: 1px dashed var(--border);
    width: 100%;
  }
  .site-nav a.nav-cta{
    margin: 12px 24px;
    width: calc(100% - 48px);
    justify-content: center;
  }
}

@media (max-width: 640px){
  .section{ padding: 40px 16px; }
  .hero-title img{ width: 65%; }
  .hero-sub{ font-size: 9px; letter-spacing: 1px; }
  .logo img{ height: 30px; }
  .logo-title{ font-size: 14px; }
  .logo-subtitle{ font-size: 9px; }
  .hero{
    background-image: url('images/mainvisual.PNG');
    background-size: auto 100%;
    background-position: center;
  }
  .hero-info{ flex-direction:column; align-items:center; gap: 16px; }
  .countdown{ gap: 8px; }
  .countdown-item{ min-width: 58px; padding: 8px; }
  .countdown-item span{ font-size: 16px; }
  .step-card{ flex-direction:column; }
  .spec-row dt{ flex-basis: 100%; }
  .char-list{ grid-template-columns: repeat(2, 1fr); }
}