@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600&family=Orbitron:wght@600&display=swap');

:root{
  --accent: #FFD000;
  --accent-2: #e6bc00;
  --bg: #070707;
  --panel: #0f0f0f;
  --muted: #bfc4c9;
  --glass: rgba(255,255,255,0.02);
}

*{box-sizing:border-box}
html,body{height:100%;margin:0;background:var(--bg);color:#fff;font-family:'Inter',system-ui,Segoe UI,Arial}
.container{max-width:1200px;margin:0 auto;padding:0 18px}

/* Tactical subtle lines background */
body::before{
  content:"";
  position:fixed; inset:0; z-index:-1;
  background:repeating-linear-gradient(45deg, rgba(255,208,0,0.03) 0 2px, transparent 2px 40px);
  animation:moveLines 30s linear infinite;
  pointer-events:none;
}
@keyframes moveLines{to{transform:translate(-400px,-400px)}}

/* Loader */
.loader{position:fixed;inset:0;background:#000;display:flex;align-items:center;justify-content:center;z-index:9999}
.loader-box{display:flex;flex-direction:column;align-items:center;gap:12px}
.spinner{width:56px;height:56px;border-radius:50%;border:6px solid rgba(255,255,255,0.06);border-top-color:var(--accent);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loader-text{color:var(--muted)}

/* Header */
.site-header{padding:28px 0;border-bottom:3px solid var(--accent);background:linear-gradient(180deg,#000,#0b0b0b)}
.site-header .container{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;gap:12px;align-items:center}
.mark{
  width:56px;
  height:56px;
  border-radius:12px;
  background:var(--accent);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  box-shadow:0 6px 20px rgba(255,208,0,0.25);
  transition:0.3s ease;
}

.mark:hover{
  transform:scale(1.05);
}

.mark img{
  width:85%;
  height:85%;
  object-fit:contain;
}

.brand-text h1{font-family:'Orbitron',sans-serif;margin:0;color:var(--accent);font-size:20px}
.muted{color:var(--muted)}
.small{font-size:13px}

/* Main Layout */
.main-layout{display:flex;gap:20px;padding:28px 0}
.sidebar{width:320px;display:flex;flex-direction:column;gap:18px}
.sidebar-block{background:var(--panel);padding:14px;border-radius:8px;border-left:4px solid var(--accent);box-shadow:0 6px 20px rgba(0,0,0,0.4)}
.input{width:100%;padding:10px;border-radius:8px;border:1px solid rgba(255,255,255,0.03);background:transparent;color:#fff}

/* doc list */
.doc-list{list-style:none;padding:8px 0;margin:0;display:flex;flex-direction:column;gap:8px;max-height:42vh;overflow:auto}
.doc-list li{padding:10px;border-radius:8px;background:var(--glass);cursor:pointer;transition:transform .12s,background .12s}
.doc-list li:hover{transform:translateX(6px);background:linear-gradient(90deg, rgba(255,208,0,0.04), rgba(255,208,0,0.02))}

/* Viewer */
.viewer-area{flex:1;display:flex;flex-direction:column;gap:12px;position:relative}
.viewer-topbar{display:flex;justify-content:space-between;align-items:center;padding:6px 10px}
.viewer-title{font-weight:600;color:var(--accent)}
.icon-btn, .nav-btn{background:var(--accent);border:none;color:#000;padding:8px 12px;border-radius:8px;cursor:pointer;font-weight:700}
.icon-btn{width:40px;height:36px;display:inline-flex;align-items:center;justify-content:center}
.pdf-container{background:transparent;display:flex;flex-direction:column;align-items:center;gap:22px;padding:22px;border-radius:8px}
.placeholder{padding:80px 18px;color:var(--muted);border:2px dashed rgba(255,255,255,0.03);border-radius:8px;width:100%;text-align:center}

/* Page canvas styling */
.pdf-page{background:#fff;border-radius:6px;box-shadow:0 10px 40px rgba(0,0,0,0.6);max-width:100%;height:auto;display:block}

/* Watermark overlay */
.watermark{position:fixed;top:40%;left:50%;transform:translate(-50%,-50%) rotate(-30deg);font-family:'Orbitron',sans-serif;font-size:88px;color:rgba(255,208,0,0.04);pointer-events:none;z-index:2;user-select:none}

/* Responsive */
@media (max-width:1000px){
  .sidebar{width:100%;order:2}
  .main-layout{flex-direction:column}
  .watermark{font-size:48px}
  .brand-text h1{font-size:18px}
}