* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #1a1a1a;
    color: #e0e0e0;
    line-height: 1.6;
    min-height: 100vh;
}

header {
    background: linear-gradient(to right, #222, #333);
    padding: 1.5rem 0 2rem;
    text-align: center;
    border-bottom: 3px solid #ff9900;
}

.header-top {
    display: flex;
    justify-content: center;
    padding: 0 2rem;
    margin-bottom: 1.5rem;
}

.header-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.header-btn {
    background: #ff9900;
    color: #1a1a1a;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s;
    text-decoration: none;
    font-size: 0.9rem;
}

.header-btn:hover {
    background: #e68a00;
}

.header-btn.admin {
    background: #666;
    color: white;
}

.header-btn.admin:hover {
    background: #777;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 3rem 0 4rem;
}

h1 {
    font-size: 2.3rem;
    color: #ff9900;
    margin-bottom: 0.8rem;
}

.info {
    background: #2a2a2a;
    border: 1px solid #444;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    text-align: center;
}

.form-card {
    background: #2a2a2a;
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid #444;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

input,
select,
textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border-radius: 6px;
    border: 1px solid #444;
    background: #1f1f1f;
    color: #e0e0e0;
    font-size: 1rem;
}

textarea {
    resize: vertical;
}

button {
    background: #ff9900;
    color: #1a1a1a;
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
}

button:hover {
    background: #e68a00;
    transform: translateY(-2px);
}

.back-btn {
    display: inline-block;
    margin-top: 1rem;
    color: #ff9900;
    text-decoration: none;
    font-weight: bold;
}

.back-btn:hover {
    color: #ffc266;
}

.success-card {
    display: none;
    margin-top: 2rem;
    background: #2a2a2a;
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid #1e7e34;
    text-align: center;
}

.centered-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.blocked-card {
    background: #2a2a2a;
    border: 2px solid #ff9900;
    border-radius: 12px;
    padding: 2.5rem;
    text-align: center;
    max-width: 520px;
}

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

@media (max-width: 768px) {
    h1 {
        font-size: 1.8rem;
    }

    .form-card {
        padding: 1.5rem;
    }
}