:root{
  --bg:#0F172A;
  --panel:#1e293b;
  --panel-hover:#243246;
  --text:#ffffff;
  --muted:#94a3b8;
  --muted-light:#cbd5e1;
  --border:rgba(255,255,255,0.08);
  --shadow:0 10px 30px rgba(0,0,0,0.22);
  --radius:12px;
  --transition:180ms ease;
}

*{
  box-sizing:border-box;
}

html,
body{
  margin:0;
  padding:0;
  font-family:'Space Grotesk',sans-serif;
  background:#0F172A;
  color:var(--text);
  -webkit-font-smoothing:antialiased;
}

body{
  background:
    radial-gradient(circle at top left, rgba(46,124,246,0.10), transparent 28%),
    radial-gradient(circle at top right, rgba(46,211,168,0.08), transparent 24%),
    linear-gradient(180deg, #0F172A 0%, #111827 100%);
}

a{
  color:inherit;
  text-decoration:none;
}

img{
  display:block;
  max-width:100%;
}

.page{
  min-height:100vh;
}

.container{
  max-width:1100px;
  margin:auto;
  padding:40px;
}

header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px;
}

.logo{
  font-weight:600;
  font-size:19px;
  letter-spacing:1px;
  flex-shrink:0;
}

.logo a{
  display:inline-flex;
  align-items:center;
}

.logo img{
  width:220px;
  height:auto;
}

nav{
  display:flex;
  align-items:center;
  gap:22px;
}

nav a{
  color:var(--muted-light);
  text-decoration:none;
  font-size:14px;
  transition:color var(--transition), opacity var(--transition);
}

nav a:hover{
  color:var(--text);
}

.hero{
  text-align:center;
  margin-top:120px;
}

.hero h1{
  font-size:52px;
  line-height:1.05;
  margin:0 0 20px 0;
  font-weight:600;
  letter-spacing:-0.02em;
}

.hero p{
  color:var(--muted);
  font-size:18px;
  line-height:1.7;
  max-width:650px;
  margin:auto;
}

.buttons{
  margin-top:40px;
  display:flex;
  justify-content:center;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:14px 26px;
  border-radius:10px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:500;
  cursor:pointer;
  text-decoration:none;
  transition:
    transform var(--transition),
    background var(--transition),
    border-color var(--transition),
    color var(--transition),
    box-shadow var(--transition);
}

.btn:hover{
  transform:translateY(-1px);
  text-decoration:none;
}

.btn-primary{
  background:linear-gradient(135deg,#2ED3A8,#2E7CF6);
  color:white;
  box-shadow:0 8px 24px rgba(46,124,246,0.20);
}

.btn-primary:hover{
  box-shadow:0 12px 28px rgba(46,124,246,0.28);
}

.btn-secondary{
  background:rgba(255,255,255,0.04);
  color:white;
  border-color:rgba(255,255,255,0.08);
}

.btn-secondary:hover{
  background:rgba(255,255,255,0.08);
  border-color:rgba(255,255,255,0.14);
}

.tools{
  margin-top:140px;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:20px;
}

.tool{
  background:rgba(30,41,59,0.78);
  border:1px solid var(--border);
  padding:25px;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  backdrop-filter:blur(10px);
  transition:
    transform var(--transition),
    background var(--transition),
    border-color var(--transition),
    box-shadow var(--transition);
}

.tool:hover{
  transform:translateY(-3px);
  background:rgba(36,50,70,0.92);
  border-color:rgba(255,255,255,0.14);
  box-shadow:0 14px 34px rgba(0,0,0,0.28);
}

.tool h3{
  margin:0 0 10px 0;
  font-size:20px;
  font-weight:600;
  letter-spacing:-0.01em;
}

.tool h3 a{
  color:var(--text);
  text-decoration:none;
  transition:opacity var(--transition);
}

.tool h3 a:hover{
  opacity:0.92;
}

.tool p{
  margin:0;
  color:var(--muted);
  line-height:1.65;
  font-size:15px;
}

.tools-grid{
  margin-top:80px;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:25px;
}

.tool-card{
  background:rgba(30,41,59,0.78);
  border:1px solid var(--border);
  padding:25px;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  backdrop-filter:blur(10px);
  transition:
    transform var(--transition),
    background var(--transition),
    border-color var(--transition),
    box-shadow var(--transition);
}

.tool-card:hover{
  transform:translateY(-3px);
  background:rgba(36,50,70,0.92);
  border-color:rgba(255,255,255,0.14);
  box-shadow:0 14px 34px rgba(0,0,0,0.28);
}

.tool-card h3{
  margin:0 0 10px 0;
  font-size:20px;
  font-weight:600;
}

.tool-card p{
  margin:0;
  color:var(--muted);
  line-height:1.65;
  font-size:15px;
}

.tool-actions{
  margin-top:20px;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

.coming{
  color:var(--muted);
  font-size:14px;
}

.voicelify-box{
  max-width:760px;
  margin:60px auto 0 auto;
  background:rgba(30,41,59,0.78);
  border:1px solid var(--border);
  padding:25px;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  backdrop-filter:blur(10px);
}

label{
  display:block;
  margin:0 0 8px 0;
  font-size:14px;
  font-weight:500;
  color:var(--muted-light);
}

textarea,
input,
select{
  width:100%;
  padding:12px 14px;
  margin:0 0 20px 0;
  border-radius:10px;
  border:1px solid rgba(255,255,255,0.08);
  background:#0f172a;
  color:white;
  font:inherit;
  outline:none;
}

textarea{
  min-height:140px;
  resize:vertical;
}

textarea:focus,
input:focus,
select:focus{
  border-color:rgba(46,124,246,0.45);
  box-shadow:0 0 0 3px rgba(46,124,246,0.12);
}

.hidden{
  display:none;
}

#result{
  margin-top:24px;
}

#audioPlayer{
  width:100%;
  margin-top:10px;
}

#transcript{
  white-space:pre-wrap;
  word-break:break-word;
  margin-top:20px;
  padding:18px;
  border-radius:10px;
  background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.08);
  color:var(--muted-light);
  font-family:inherit;
}

footer{
  margin-top:140px;
  text-align:center;
  color:#64748b;
  font-size:14px;
}

.auth-wrapper{
  display:flex;
  justify-content:center;
  align-items:center;
  margin-top:120px;
}

.auth-card{
  width:420px;
  background:rgba(30,41,59,0.75);
  border:1px solid rgba(255,255,255,0.08);
  padding:40px;
  border-radius:14px;
  backdrop-filter:blur(10px);
}

.auth-tabs{
  display:flex;
  gap:10px;
  margin-bottom:30px;
}

.tab{
  flex:1;
  padding:12px;
  border:none;
  cursor:pointer;
  border-radius:8px;
  background:#1e293b;
  color:white;
}

.tab.active{
  background:linear-gradient(135deg,#2ED3A8,#2E7CF6);
}

.auth-form{
  display:none;
  flex-direction:column;
  gap:12px;
}

.auth-form.active{
  display:flex;
}

.auth-form input{
  padding:12px;
  border-radius:8px;
  border:none;
  background:#0f172a;
  color:white;
}

.oauth{
  display:flex;
  flex-direction:column;
  gap:20px;
  margin-bottom:30px;
}

.google-btn{
  background:white;
  color:black;
  padding:12px;
  border-radius:8px;
  border:none;
  cursor:pointer;
  font-weight:500;
}

.divider{
  text-align:center;
  position:relative;
}

.divider span{
  background:var(--panel);
  padding:0 10px;
  color:#94a3b8;
}

.divider:before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:50%;
  height:1px;
  background:rgba(255,255,255,0.1);
  z-index:-1;
}

@media (max-width:900px){
  header{
    flex-direction:column;
    align-items:flex-start;
  }

  nav{
    flex-wrap:wrap;
    gap:16px;
  }

  .hero{
    margin-top:90px;
  }

  .hero h1{
    font-size:40px;
  }
}

@media (max-width:640px){
  .container{
    padding:24px;
  }

  .logo img{
    width:180px;
  }

  .hero h1{
    font-size:34px;
  }

  .hero p{
    font-size:16px;
  }

  .voicelify-box{
    padding:18px;
  }
}