* { box-sizing: border-box; margin: 0; padding: 0; font-family: 'Segoe UI', Roboto, sans-serif; }
body { background: linear-gradient(135deg, #0A1F44 0%, #0077B6 100%); min-height: 100vh; color: #fff; padding: 20px; }
.container { max-width: 760px; margin: 30px auto; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.15); border-radius: 18px; padding: 32px; backdrop-filter: blur(12px); box-shadow: 0 20px 60px rgba(0,0,0,.35); }
.container.center { text-align: center; }
header { text-align: center; margin-bottom: 32px; }
header h1 { font-size: 2.1rem; color: #FFD60A; font-weight: 800; text-shadow: 0 2px 12px rgba(255,214,10,.25); }
.tagline { color: #cfe8ff; margin-top: 8px; font-size: .95rem; }
h2 { margin-bottom: 20px; font-size: 1.25rem; font-weight: 600; }
.plans { display: grid; grid-template-columns: repeat(auto-fit,minmax(150px,1fr)); gap: 14px; margin-bottom: 24px; }
.plan-card { cursor: pointer; }
.plan-card input { display: none; }
.plan-inner { background: rgba(255,255,255,.08); border: 2px solid transparent; border-radius: 14px; padding: 18px 12px; text-align: center; transition: all .22s; user-select: none; }
.plan-card:hover .plan-inner { background: rgba(255,255,255,.13); transform: translateY(-2px); }
.plan-card input:checked + .plan-inner { border-color: #FF6B00; background: rgba(255,107,0,.2); transform: translateY(-3px); box-shadow: 0 10px 28px rgba(255,107,0,.35); }
.plan-data { font-size: 1.5rem; font-weight: 800; color: #FFD60A; }
.plan-duration { font-size: .82rem; color: #cfe8ff; margin: 6px 0 10px; text-transform: uppercase; letter-spacing: .5px; }
.plan-price { font-size: 1.15rem; font-weight: 700; }
input[type="tel"],input[type="text"],input[type="password"],input[type="email"] { width: 100%; padding: 15px 16px; border-radius: 10px; border: 1px solid rgba(255,255,255,.25); background: rgba(0,0,0,.28); color: #fff; font-size: 1rem; margin-bottom: 18px; outline: none; transition: border-color .2s,box-shadow .2s; }
input::placeholder { color: #a9c7e6; }
input:focus { border-color: #FF6B00; box-shadow: 0 0 0 3px rgba(255,107,0,.2); }
.btn-buy { display: inline-block; width: 100%; padding: 16px; background: #FF6B00; color: #fff; font-size: 1.05rem; font-weight: 700; border: none; border-radius: 10px; cursor: pointer; text-decoration: none; text-align: center; letter-spacing: .3px; transition: background .2s,transform .15s; box-shadow: 0 8px 22px rgba(255,107,0,.35); }
.btn-buy:hover { background: #e65f00; transform: translateY(-1px); }
.success-box { padding: 20px; }
.success-box h1 { color: #4ade80; margin-bottom: 12px; font-size: 1.8rem; }
.voucher { margin: 24px auto; padding: 22px 32px; background: #FFD60A; color: #0A1F44; font-size: 1.6rem; font-weight: 900; letter-spacing: 4px; border-radius: 12px; display: inline-block; min-width: 260px; box-shadow: 0 10px 30px rgba(255,214,10,.35); font-family: 'Courier New', monospace; }
.plan-info { color: #cfe8ff; margin-bottom: 10px; }
.hint { font-size: .9rem; color: #a9c7e6; margin-bottom: 22px; line-height: 1.5; }
footer { text-align: center; margin-top: 32px; color: #a9c7e6; font-size: .9rem; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(150px,1fr)); gap: 14px; margin: 22px 0 30px; }
.stat { background: rgba(255,255,255,.08); padding: 18px 12px; border-radius: 12px; text-align: center; border: 1px solid rgba(255,255,255,.1); }
.stat b { display: block; font-size: 1.7rem; color: #FFD60A; font-weight: 800; margin-bottom: 4px; }
.stat span { font-size: .78rem; color: #cfe8ff; text-transform: uppercase; letter-spacing: .6px; }
table { width: 100%; border-collapse: collapse; font-size: .86rem; margin-top: 12px; }
th, td { padding: 10px 8px; text-align: left; border-bottom: 1px solid rgba(255,255,255,.1); }
th { color: #FFD60A; font-weight: 600; text-transform: uppercase; font-size: .72rem; letter-spacing: .8px; }
td { color: #e6f0ff; }
code { background: rgba(255,214,10,.15); padding: 3px 8px; border-radius: 5px; color: #FFD60A; font-family: 'Courier New', monospace; font-size: .85rem; font-weight: 600; }
.small-btn { background: #FF6B00; color: #fff; padding: 5px 12px; border-radius: 6px; text-decoration: none; font-size: .75rem; font-weight: 600; }
.small-btn:hover { background: #e65f00; }
.logout { float: right; color: #ffb3b3; text-decoration: none; font-size: .9rem; padding: 6px 12px; border-radius: 6px; }
.logout:hover { background: rgba(255,100,100,.15); color: #ff8080; }
.login-box { max-width: 400px; margin: 80px auto; text-align: center; }
.login-box h1 { margin-bottom: 22px; color: #FFD60A; font-size: 1.6rem; }
.error { color: #ff7b7b; margin-top: 14px; font-size: .9rem; text-align: center; }
.voucher-row { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); border-radius: 12px; padding: 18px; margin: 14px 0; text-align: center; }
.voucher-row .voucher { margin: 0 auto 12px; font-size: 1.4rem; padding: 16px 24px; }
.badge-active { display: inline-block; background: #4ade80; color: #0A1F44; font-size: .7rem; font-weight: 700; padding: 3px 10px; border-radius: 20px; margin-left: 8px; }
.badge-used { display: inline-block; background: #ff7b7b; color: #fff; font-size: .7rem; font-weight: 700; padding: 3px 10px; border-radius: 20px; margin-left: 8px; }
.link { color: #FFD60A; text-decoration: none; font-weight: 600; }
.link:hover { text-decoration: underline; }
.filter-form { display: flex; gap: 10px; flex-wrap: wrap; margin: 18px 0; }
.filter-form input, .filter-form select { flex: 1 1 180px; padding: 12px; border-radius: 10px; border: 1px solid rgba(255,255,255,.25); background: rgba(0,0,0,.28); color: #fff; font-size: .95rem; margin-bottom: 0; }
.filter-form select option { background: #0A1F44; color: #fff; }
.filter-form .btn-buy { flex: 0 0 auto; width: auto; padding: 12px 24px; }
@media (max-width: 520px) {
    .container { padding: 22px 18px; margin: 12px auto; }
    header h1 { font-size: 1.6rem; }
    .plans { grid-template-columns: repeat(2, 1fr); }
    .voucher { font-size: 1.25rem; padding: 18px 22px; letter-spacing: 2px; }
    .stat b { font-size: 1.35rem; }
    table { font-size: .78rem; }
    th, td { padding: 8px 5px; }
}