@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root{
  --bg:#0b0b0f;
  --panel:rgba(255,255,255,.03);
  --border:rgba(255,255,255,.06);
  --text:#f0f0f5;
  --muted:rgba(240,240,245,.5);
  --accent:#00e5a0;
  --accent2:#00b4d8;
  --accent-glow:rgba(0,229,160,.08);
  --shadow:0 1px 2px rgba(0,0,0,.3);
  --radius:12px;
  --max:960px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  margin:0;
  font-family:'Space Grotesk',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  color:var(--text);
  line-height:1.75;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
  background:var(--bg);
}

a{color:inherit;text-decoration:none;transition:color .15s}
.container{max-width:var(--max);margin:0 auto;padding:0 28px}
.small{font-size:.88rem;color:var(--muted)}

/* ================= CARDS ================= */
.card{
  border:1px solid var(--border);
  background:rgba(255,255,255,.02);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:28px;
  transition:border-color .4s,background .4s;
}

.card:hover{
  border-color:var(--accent);
  background:rgba(0,229,160,.03);
}

hr.sep{
  border:none;
  height:1px;
  background:var(--border);
  margin:28px 0;
}

/* ================= HEADER / NAV ================= */
header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(11,11,15,.92);
  backdrop-filter:blur(24px) saturate(1.2);
  border-bottom:1px solid var(--border);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 0;
}

.brand-left{
  display:flex;
  align-items:center;
  gap:14px;
}

.logo-img{
  height:80px;
  width:auto;
  transition:opacity .2s;
}

.logo-img:hover{opacity:.8}

.brand-title{
  font-weight:700;
  font-size:1rem;
  line-height:1.2;
  letter-spacing:-.02em;
}

.brand-sub{
  font-size:.7rem;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:.08em;
  font-weight:500;
}

.nav-links{
  display:flex;
  gap:28px;
}

.nav-links a{
  color:var(--muted);
  font-weight:500;
  font-size:.85rem;
  letter-spacing:.01em;
  transition:color .15s;
}

.nav-links a.active{color:var(--accent)}
.nav-links a:hover{color:var(--text)}

/* Burger */
.burger{
  display:none;
  background:none;
  border:none;
  color:var(--text);
  font-size:1.1rem;
  cursor:pointer;
}

/* ================= FOOTER ================= */
.footer{
  margin-top:80px;
  border-top:1px solid var(--border);
  background:transparent;
}

.footer-row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:24px 0;
  gap:12px;
  flex-wrap:wrap;
  font-size:.8rem;
  color:var(--muted);
}

.footer a{color:var(--muted);transition:color .15s}
.footer a:hover{color:var(--accent)}

/* ================= BUTTONS ================= */
.btn{
  display:inline-block;
  padding:10px 22px;
  border-radius:8px;
  border:1px solid var(--border);
  background:transparent;
  color:var(--text);
  cursor:pointer;
  font-weight:600;
  font-size:.88rem;
  letter-spacing:.01em;
  transition:all .2s;
}

.btn:hover{
  border-color:var(--accent);
  color:var(--accent);
  box-shadow:0 0 20px var(--accent-glow);
}

.btn.primary{
  background:var(--accent);
  border:none;
  color:#0b0b0f;
  font-weight:700;
}

.btn.primary:hover{
  background:#00ffb3;
  box-shadow:0 0 30px rgba(0,229,160,.2);
  transform:translateY(-1px);
}

/* ================= FORMS ================= */
.form{
  display:flex;
  flex-direction:column;
  gap:14px;
}

.input,
select.input{
  width:100%;
  padding:14px 18px;
  border-radius:10px;
  border:1px solid rgba(0,229,160,.2);
  background:rgba(11,11,15,.95);
  color:var(--text);
  font-size:.95rem;
  font-family:inherit;
  outline:none;
  appearance:none;
  transition:border-color .2s,box-shadow .2s;
}

.input::placeholder{color:var(--muted)}

.input:focus,
select.input:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-glow);
}

select.input{
  background-image:
    linear-gradient(45deg, transparent 50%, var(--accent) 50%),
    linear-gradient(135deg, var(--accent) 50%, transparent 50%);
  background-position:
    calc(100% - 22px) 55%,
    calc(100% - 16px) 55%;
  background-size:6px 6px,6px 6px;
  background-repeat:no-repeat;
  padding-right:42px;
}

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

/* Checkbox */
.check{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:14px;
  border-radius:10px;
  border:1px solid var(--border);
  background:rgba(0,0,0,.12);
  color:var(--muted);
  font-size:.9rem;
}

.check input{
  margin-top:3px;
  width:18px;
  height:18px;
  accent-color:var(--accent);
}

/* Alerts */
.alert{
  margin-top:14px;
  padding:14px 18px;
  border-radius:10px;
  border:1px solid var(--border);
  background:rgba(0,0,0,.12);
  color:var(--muted);
  font-size:.9rem;
}

.alert.error{
  border-color:rgba(255,100,100,.3);
  background:rgba(255,100,100,.06);
  color:#ffb8b8;
}

/* Honeypot */
.hp{
  position:absolute;
  left:-9999px;
  width:1px;
  height:1px;
  overflow:hidden;
}

/* ================= MOBILE ================= */
.burger{display:none !important}

.nav-links{
  display:flex !important;
  gap:28px;
  flex-wrap:wrap;
  position:static !important;
  padding:0 !important;
  border:none !important;
  background:transparent !important;
}

.nav-links.open{display:flex}

@media (max-width: 820px){
  .burger{display:none !important}
  .nav{flex-wrap:wrap;gap:10px}
  .nav-links{justify-content:flex-start;gap:18px}
  .logo-img{height:48px}
}

@media (max-width: 480px){
  .brand-sub{display:none}
  .logo-img{height:28px}
  .brand-title{font-size:.9rem}
  .container{padding:0 16px}
}