:root{
  --bg-main:#0e1118;
  --bg-elev-1:#151a24;
  --bg-elev-2:#1b2130;
  --bg-elev-3:#222a3d;

  --border-soft:rgba(255,255,255,.06);
  --border-mid:rgba(255,255,255,.12);
  --border-strong:rgba(255,255,255,.22);

  --text-primary:#ffffff;
  --text-secondary:#9ca3af;

  --accent:linear-gradient(135deg,#4f8cff,#6366f1);

  --radius:20px;
  --shadow-soft:0 8px 30px rgba(0,0,0,.35);
  --shadow-hover:0 14px 40px rgba(0,0,0,.45);
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

html,body{
  width:100%;
  height:100%;
  background:var(--bg-main);
  color:var(--text-primary);
  -webkit-overflow-scrolling:touch;
}

.app-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:58px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  background:rgba(18,22,32,.85);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--border-soft);
  z-index:1000;
}

.menu-btn{
  background:none;
  border:none;
  color:#fff;
  font-size:22px;
  cursor:pointer;
}

.logo{
  font-size:15px;
  font-weight:600;
  letter-spacing:.5px;
  opacity:.9;
}

.main-content{
  padding-top:70px;
  padding-bottom:85px;
}

.glass-card{
  margin:14px;
  padding:22px;
  border-radius:var(--radius);
  background:var(--bg-elev-1);
  border:1px solid var(--border-mid);
  box-shadow:var(--shadow-soft);
}

.quick-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
  padding:16px;
}

.quick-card{
  aspect-ratio:1/1;
  border-radius:var(--radius);
  background:var(--bg-elev-2);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-decoration:none;
  color:var(--text-primary);
  font-size:13px;
  font-weight:500;
  border:1px solid var(--border-soft);
  box-shadow:var(--shadow-soft);
  transition:all .25s ease;
}

.quick-card:hover{
  transform:translateY(-4px);
  background:var(--bg-elev-3);
  box-shadow:var(--shadow-hover);
  border:1px solid var(--border-strong);
}

.quick-card span{
  font-size:32px;
  margin-bottom:8px;
}

.carousel-wrapper{position:relative;padding:20px 0;}

.carousel-track{
  display:flex;
  gap:18px;
  overflow-x:auto;
  scroll-behavior:smooth;
  scrollbar-width:none;
  padding:0 18px;
}

.carousel-track::-webkit-scrollbar{display:none;}

.carousel-card{
  flex:0 0 200px;
  height:100px;
  border-radius:var(--radius);
  background:var(--bg-elev-2);
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  text-decoration:none;
  color:#fff;
  font-size:15px;
  font-weight:600;
  border:1px solid var(--border-soft);
  box-shadow:var(--shadow-soft);
  transition:.25s;
}

.carousel-card:hover{
  background:var(--bg-elev-3);
  transform:translateY(-4px);
  border:1px solid var(--border-strong);
  box-shadow:var(--shadow-hover);
}

.carousel-btn{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  width:36px;
  height:36px;
  border-radius:50%;
  border:1px solid var(--border-soft);
  background:var(--bg-elev-2);
  color:#fff;
  cursor:pointer;
  backdrop-filter:blur(8px);
}

.tools-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(170px,1fr));
  gap:18px;
  padding:18px;
}

.tool-card{
  background:var(--bg-elev-2);
  border-radius:var(--radius);
  padding:18px;
  border:1px solid var(--border-soft);
  box-shadow:var(--shadow-soft);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  transition:all .25s ease;
}

.tool-card:hover{
  transform:translateY(-5px);
  background:var(--bg-elev-3);
  border:1px solid var(--border-strong);
  box-shadow:var(--shadow-hover);
}

.tool-header{
  display:flex;
  align-items:center;
  gap:10px;
}

.tool-icon{
  font-size:20px;
}

.tool-card h3{
  font-size:15px;
  font-weight:600;
}

.tool-card p{
  font-size:13px;
  color:var(--text-secondary);
  margin:10px 0 16px;
  line-height:1.5;
}

.visit-btn{
  display:block;
  text-align:center;
  padding:9px;
  border-radius:12px;
  background:var(--accent);
  color:#fff;
  text-decoration:none;
  font-size:13px;
  font-weight:600;
  transition:.25s;
}

.visit-btn:hover{
  opacity:.9;
  transform:translateY(-1px);
}

.search-input{
  width:100%;
  padding:13px;
  border-radius:16px;
  border:1px solid var(--border-soft);
  background:var(--bg-elev-2);
  color:#fff;
  font-size:14px;
  outline:none;
}

.search-input:focus{
  border:1px solid var(--border-strong);
}

.drawer{
  position:fixed;
  top:0;
  left:-260px;
  width:260px;
  height:100%;
  background:var(--bg-elev-1);
  transition:.35s ease;
  padding-top:60px;
  z-index:2000;
  overflow-y:auto;
  border-right:1px solid var(--border-soft);
}

.drawer.active{left:0;}

.drawer a{
  display:block;
  padding:14px 22px;
  color:#fff;
  text-decoration:none;
  font-size:14px;
  border-bottom:1px solid var(--border-soft);
}

.drawer a:hover{
  background:var(--bg-elev-2);
}

.drawer-overlay{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.65);
  display:none;
  z-index:1500;
}
.drawer-overlay.active{display:block;}

.bottom-nav{
  position:fixed;
  bottom:0;
  left:0;
  right:0;
  height:70px;
  background:rgba(18,22,32,.9);
  backdrop-filter:blur(18px);
  border-top:1px solid var(--border-soft);
  display:flex;
  justify-content:space-around;
  align-items:center;
  z-index:3000;
}

.bottom-item{
  display:flex;
  flex-direction:column;
  align-items:center;
  text-decoration:none;
  color:var(--text-secondary);
  font-size:11px;
  transition:.25s;
}

.bottom-item span{
  font-size:20px;
  margin-bottom:4px;
}

.bottom-item:hover,
.bottom-item.active{
  color:#fff;
}

.visually-hidden{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}

button:focus,
a:focus,
input:focus{
  outline:2px solid #4f8cff;
  outline-offset:2px;
}

body.content-scroll{
  height:auto !important;
  min-height:100vh;
  overflow-y:auto;
}

body.content-scroll .main-content{
  padding-bottom:120px;
}