:root {
    --bg-0: #0a0a0f;
    --bg-1: #111118;
    --bg-2: #1a1a24;
    --bg-3: #222230;
    --text: #e4e4e7;
    --text-dim: #71717a;
    --accent: #38bdf8;
    --accent-dim: #0ea5e9;
    --green: #34d399;
    --red: #f87171;
    --amber: #fbbf24;
    --radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Inter', sans-serif;
    background: var(--bg-0);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 480px;
    padding: 2rem;
}

.card {
    background: var(--bg-1);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius);
    padding: 2.5rem;
}

.logo {
    text-align: center;
    margin-bottom: 2rem;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo p {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-top: 0.25rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

input, select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-2);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.9rem;
    transition: border-color 0.2s;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--accent-dim);
}

input::placeholder {
    color: var(--text-dim);
    opacity: 0.5;
}

.btn {
    width: 100%;
    padding: 0.85rem;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 0.5rem;
}

.btn-primary {
    background: var(--accent-dim);
    color: white;
}

.btn-primary:hover {
    background: var(--accent);
}

.btn-danger {
    background: rgba(248,113,113,0.1);
    color: var(--red);
    border: 1px solid rgba(248,113,113,0.2);
}

.btn-small {
    width: auto;
    padding: 0.4rem 0.8rem;
    font-size: 0.75rem;
    margin: 0;
}

.error {
    background: rgba(248,113,113,0.1);
    border: 1px solid rgba(248,113,113,0.2);
    color: var(--red);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.8rem;
    margin-bottom: 1.25rem;
}

.success-card {
    text-align: center;
}

.success-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.success-card h2 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.success-card p {
    color: var(--text-dim);
    font-size: 0.85rem;
    line-height: 1.6;
}

.steps {
    text-align: left;
    margin-top: 1.5rem;
}

.step {
    background: var(--bg-2);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
}

.step-num {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    background: var(--accent-dim);
    color: white;
    border-radius: 50%;
    text-align: center;
    line-height: 1.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    margin-right: 0.5rem;
}

.step-title {
    font-weight: 600;
    font-size: 0.85rem;
}

.step-detail {
    color: var(--text-dim);
    font-size: 0.8rem;
    margin-top: 0.4rem;
    line-height: 1.5;
}

.step code {
    background: var(--bg-0);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-family: 'SF Mono', monospace;
}

.download-link {
    display: inline-block;
    background: rgba(52,211,153,0.1);
    border: 1px solid rgba(52,211,153,0.2);
    color: var(--green);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 600;
    margin: 0.25rem;
    transition: all 0.2s;
}

.download-link:hover {
    background: rgba(52,211,153,0.2);
}

.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-active { background: rgba(52,211,153,0.1); color: var(--green); }
.badge-expired { background: rgba(248,113,113,0.1); color: var(--red); }
.badge-vpn { background: rgba(56,189,248,0.1); color: var(--accent); }
.badge-web { background: rgba(168,85,247,0.1); color: #a855f7; }

/* Admin styles */
.admin-container { max-width: 900px; }

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}

th {
    text-align: left;
    padding: 0.6rem 0.75rem;
    color: var(--text-dim);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}

.code-display {
    font-family: 'SF Mono', monospace;
    font-size: 0.75rem;
    background: var(--bg-0);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    user-select: all;
}

.section-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-dim);
    margin-bottom: 1rem;
    margin-top: 2rem;
}

.vpn-section {
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.hint {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-top: 0.25rem;
}