@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  --bg: #020408;
  --bg2: #050a12;
  --glass: rgba(255,255,255,0.04);
  --glass-border: rgba(255,255,255,0.08);
  --glass-hover: rgba(255,255,255,0.07);
  --accent: #00c8ff;
  --accent2: #7b2fff;
  --accent3: #00ffb3;
  --text: #f0f4ff;
  --muted: #5a6a80;
  --muted2: #8899aa;
  --red: #ff4466;
  --green: #00ffb3;
  --yellow: #ffcc00;
  --radius: 16px;
  --radius-sm: 10px;
  --font: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 10%, rgba(0,200,255,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(123,47,255,0.1) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 60% 30%, rgba(0,255,179,0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}
body > * { position: relative; z-index: 1; }

.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 2.5rem;
  background: rgba(2,4,8,0.7);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  position: sticky; top: 0; z-index: 100;
}
.nav-logo { font-size: 1.25rem; font-weight: 800; color: var(--text); text-decoration: none; letter-spacing: -0.03em; display: flex; align-items: center; gap: .5rem; }
.nav-logo span { background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.nav-links { display: flex; align-items: center; gap: 1.2rem; }
.nav-link { color: var(--muted2); text-decoration: none; font-size: .9rem; font-weight: 500; transition: color .2s; }
.nav-link:hover { color: var(--text); }
.nav-btn { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; padding: .55rem 1.4rem; border-radius: 8px; text-decoration: none; font-size: .85rem; font-weight: 700; transition: opacity .2s, transform .2s; box-shadow: 0 0 20px rgba(0,200,255,0.2); }
.nav-btn:hover { opacity: .85; transform: translateY(-1px); }
.nav-btn-ghost { color: var(--muted2); text-decoration: none; font-size: .85rem; font-weight: 500; padding: .5rem 1rem; border: 1px solid var(--glass-border); border-radius: 8px; transition: all .2s; background: var(--glass); }
.nav-btn-ghost:hover { color: var(--text); border-color: rgba(255,255,255,0.15); }

.hero { text-align: center; padding: 7rem 2rem 5rem; }
.hero-badge { display: inline-flex; align-items: center; gap: .5rem; background: rgba(0,200,255,0.08); border: 1px solid rgba(0,200,255,0.2); color: var(--accent); padding: .45rem 1.2rem; border-radius: 999px; font-size: .78rem; font-family: var(--font-mono); margin-bottom: 2.5rem; letter-spacing: .06em; animation: fadeUp .6s ease both; }
.hero h1 { font-size: clamp(3rem, 7vw, 5.5rem); font-weight: 900; line-height: 1.0; letter-spacing: -0.04em; margin-bottom: 1.5rem; animation: fadeUp .6s .1s ease both; }
.hero h1 .grad { background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 50%, var(--accent3) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p { color: var(--muted2); font-size: 1.1rem; max-width: 500px; margin: 0 auto 3rem; line-height: 1.7; animation: fadeUp .6s .2s ease both; }
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; animation: fadeUp .6s .3s ease both; }

.btn { display: inline-block; padding: .85rem 2.2rem; border-radius: 10px; font-family: var(--font); font-weight: 700; font-size: .95rem; text-decoration: none; border: none; cursor: pointer; transition: all .25s; letter-spacing: .01em; }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; box-shadow: 0 4px 30px rgba(0,200,255,0.25); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 40px rgba(0,200,255,0.35); }
.btn-outline { background: var(--glass); color: var(--text); border: 1px solid var(--glass-border); backdrop-filter: blur(10px); }
.btn-outline:hover { border-color: rgba(255,255,255,0.2); background: var(--glass-hover); transform: translateY(-1px); }
.btn-green { background: linear-gradient(135deg, var(--accent3), #00cc88); color: #000; font-weight: 800; }
.btn-green:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,255,179,0.3); }
.btn-block { width: 100%; text-align: center; }
.btn-sm { padding: .55rem 1.3rem; font-size: .85rem; }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.2rem; max-width: 960px; margin: 0 auto 6rem; padding: 0 2rem; animation: fadeUp .6s .4s ease both; }
.feature-card { background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 1.8rem 1.5rem; backdrop-filter: blur(20px); transition: all .3s; position: relative; overflow: hidden; }
.feature-card:hover { border-color: rgba(0,200,255,0.2); transform: translateY(-3px); }
.feature-icon { font-size: 1.8rem; margin-bottom: 1rem; }
.feature-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: .5rem; }
.feature-card p { color: var(--muted2); font-size: .85rem; line-height: 1.6; }

.plans-section { padding: 0 2rem 7rem; max-width: 960px; margin: 0 auto; }
.section-title { text-align: center; font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 900; margin-bottom: .5rem; letter-spacing: -0.03em; }
.section-sub { text-align: center; color: var(--muted2); margin-bottom: 3.5rem; font-size: .95rem; }
.plans-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }

.plan-card { background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 2.2rem 2rem; position: relative; backdrop-filter: blur(20px); transition: all .3s; overflow: hidden; }
.plan-card:hover { transform: translateY(-4px); border-color: rgba(0,200,255,0.2); }
.plan-card.popular { border-color: rgba(0,200,255,0.3); background: linear-gradient(135deg, rgba(0,200,255,0.08), rgba(123,47,255,0.05)); }
.plan-badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; font-size: .68rem; font-weight: 800; padding: .28rem .9rem; border-radius: 999px; letter-spacing: .08em; white-space: nowrap; }
.plan-label { color: var(--muted2); font-size: .8rem; margin-bottom: .5rem; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .06em; }
.plan-price { font-size: 2.8rem; font-weight: 900; letter-spacing: -0.04em; margin-bottom: 1.8rem; }
.plan-card.popular .plan-price { background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.plan-features { list-style: none; margin-bottom: 2rem; }
.plan-features li { color: var(--muted2); font-size: .85rem; padding: .4rem 0; display: flex; align-items: center; gap: .6rem; border-bottom: 1px solid rgba(255,255,255,0.04); }
.plan-features li:last-child { border-bottom: none; }
.plan-features li::before { content: '✓'; color: var(--accent3); font-weight: 700; }

.auth-wrap { display: flex; align-items: center; justify-content: center; flex: 1; padding: 4rem 1rem; }
.auth-card { background: var(--glass); border: 1px solid var(--glass-border); border-radius: 20px; padding: 3rem 2.5rem; width: 100%; max-width: 420px; backdrop-filter: blur(30px); box-shadow: 0 30px 80px rgba(0,0,0,0.4); }
.auth-title { font-size: 2rem; font-weight: 900; margin-bottom: .3rem; letter-spacing: -0.03em; }
.auth-sub { color: var(--muted2); font-size: .9rem; margin-bottom: 2.5rem; }
.auth-sub a { color: var(--accent); text-decoration: none; }
.form-group { margin-bottom: 1.2rem; }
.form-label { display: block; font-size: .75rem; color: var(--muted2); margin-bottom: .5rem; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; }
.form-input { width: 100%; background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border); border-radius: 10px; padding: .9rem 1.1rem; color: var(--text); font-family: var(--font); font-size: .95rem; transition: all .2s; outline: none; }
.form-input:focus { border-color: rgba(0,200,255,0.4); background: rgba(0,200,255,0.05); box-shadow: 0 0 0 3px rgba(0,200,255,0.1); }
.form-input::placeholder { color: var(--muted); }
.form-error { background: rgba(255,68,102,0.1); border: 1px solid rgba(255,68,102,0.25); color: #ff8899; padding: .9rem 1.1rem; border-radius: 10px; font-size: .85rem; margin-bottom: 1.2rem; }
.form-link { color: var(--muted2); font-size: .85rem; text-align: center; margin-top: 1.5rem; }
.form-link a { color: var(--accent); text-decoration: none; }

.dash-wrap { max-width: 960px; margin: 0 auto; padding: 2.5rem 2rem; }
.dash-header { margin-bottom: 2.5rem; }
.dash-header h1 { font-size: 2rem; font-weight: 900; letter-spacing: -0.03em; }
.dash-header p { color: var(--muted2); font-size: .9rem; margin-top: .3rem; font-family: var(--font-mono); }
.dash-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-bottom: 1.5rem; }
@media(max-width:640px){.dash-grid{grid-template-columns:1fr;}}
.dash-card { background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 1.8rem; backdrop-filter: blur(20px); }
.dash-card h2 { font-size: .72rem; color: var(--muted); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 1.2rem; }
.status-badge { display: inline-flex; align-items: center; gap: .4rem; padding: .4rem .9rem; border-radius: 999px; font-size: .78rem; font-weight: 700; font-family: var(--font-mono); }
.status-active { background: rgba(0,255,179,0.1); color: var(--green); border: 1px solid rgba(0,255,179,0.25); }
.status-inactive { background: rgba(255,68,102,0.1); color: var(--red); border: 1px solid rgba(255,68,102,0.25); }
.stat-big { font-size: 3rem; font-weight: 900; letter-spacing: -0.04em; background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { color: var(--muted2); font-size: .8rem; margin-top: .2rem; }
.key-box { background: rgba(0,200,255,0.05); border: 1px solid rgba(0,200,255,0.15); border-radius: 10px; padding: 1.1rem; font-family: var(--font-mono); font-size: .7rem; color: var(--accent); word-break: break-all; line-height: 1.6; cursor: pointer; transition: all .2s; }
.key-box:hover { border-color: rgba(0,200,255,0.35); background: rgba(0,200,255,0.08); }
.key-copy-hint { color: var(--muted); font-size: .72rem; margin-top: .5rem; font-family: var(--font-mono); }
.alert { padding: .9rem 1.1rem; border-radius: 10px; font-size: .9rem; margin-bottom: 1.5rem; }
.alert-success { background: rgba(0,255,179,0.08); border: 1px solid rgba(0,255,179,0.2); color: var(--green); }
.alert-error { background: rgba(255,68,102,0.08); border: 1px solid rgba(255,68,102,0.2); color: #ff8899; }
.alert-info { background: rgba(0,200,255,0.08); border: 1px solid rgba(0,200,255,0.2); color: var(--accent); }
.plans-dash { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 1rem; }
.plan-mini { border: 1px solid var(--glass-border); border-radius: var(--radius-sm); padding: 1.3rem; text-align: center; background: var(--glass); backdrop-filter: blur(10px); transition: all .25s; }
.plan-mini:hover,.plan-mini.popular-mini { border-color: rgba(0,200,255,0.3); background: rgba(0,200,255,0.05); }
.plan-mini-label { color: var(--muted2); font-size: .75rem; margin-bottom: .3rem; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .05em; }
.plan-mini-price { font-size: 1.5rem; font-weight: 900; letter-spacing: -0.03em; }
.instruction { background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 1.8rem; backdrop-filter: blur(20px); }
.instruction h3 { font-size: .75rem; color: var(--muted); font-family: var(--font-mono); margin-bottom: 1.2rem; text-transform: uppercase; letter-spacing: .08em; }
.os-tabs { display: flex; gap: .5rem; margin-bottom: 1.2rem; flex-wrap: wrap; }
.os-tab { padding: .35rem .9rem; border: 1px solid var(--glass-border); border-radius: 6px; font-size: .8rem; cursor: pointer; transition: all .2s; background: transparent; color: var(--muted2); font-family: var(--font); font-weight: 600; }
.os-tab.active,.os-tab:hover { border-color: rgba(0,200,255,0.35); color: var(--accent); background: rgba(0,200,255,0.08); }
.os-content { display: none; }
.os-content.active { display: block; }
.os-content ol { padding-left: 1.2rem; }
.os-content li { color: var(--muted2); font-size: .85rem; padding: .35rem 0; line-height: 1.6; }
.os-content li strong { color: var(--text); }
.admin-wrap { max-width: 1100px; margin: 0 auto; padding: 2.5rem 2rem; }
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); gap: 1rem; margin-bottom: 2rem; }
.stat-card { background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 1.5rem; backdrop-filter: blur(10px); }
.stat-card .n { font-size: 2.2rem; font-weight: 900; letter-spacing: -0.03em; }
.stat-card .l { color: var(--muted2); font-size: .8rem; margin-top: .3rem; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; padding: .9rem 1rem; font-size: .72rem; color: var(--muted); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .07em; border-bottom: 1px solid var(--glass-border); }
td { padding: .85rem 1rem; font-size: .85rem; border-bottom: 1px solid rgba(255,255,255,0.03); }
tr:hover td { background: rgba(255,255,255,0.02); }
.pay-wait { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 60vh; text-align: center; padding: 2rem; }
.spinner { width: 48px; height: 48px; border: 2px solid var(--glass-border); border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite; margin-bottom: 2rem; }
@keyframes spin { to { transform: rotate(360deg); } }
.footer { margin-top: auto; border-top: 1px solid var(--glass-border); padding: 2rem 2.5rem; text-align: center; color: var(--muted); font-size: .8rem; background: rgba(2,4,8,0.5); backdrop-filter: blur(10px); }
.footer a { color: var(--muted2); text-decoration: none; transition: color .2s; }
.footer a:hover { color: var(--accent); }
@keyframes fadeUp { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }
@media(max-width:640px){.nav{padding:1rem 1.2rem;}.hero{padding:4rem 1.2rem 3rem;}.plans-section{padding:0 1.2rem 4rem;}.features{padding:0 1.2rem;}.auth-card{padding:2rem 1.5rem;}.dash-wrap{padding:1.5rem 1.2rem;}}