html, body {
    margin: 0;
    padding: 0;
    font-family: "Microsoft YaHei", Arial, sans-serif;
    background: #0f0f0f;
    color: #ffffff;
}

* {
    box-sizing: border-box;
}

.page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 36px 16px;
}

.card {
    width: 100%;
    max-width: 760px;
    background: #151515;
    border-radius: 16px;
    padding: 30px 26px 32px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
    border: 1px solid #2a2a2a;
}

.title-area {
    text-align: center;
    margin-bottom: 20px;
}

.title {
    font-size: 38px;
    font-weight: 700;
    margin: 0 0 6px;
    letter-spacing: 3px;
}

.subtitle {
    margin: 0;
    font-size: 16px;
    color: #ffb547;
}

.admin-actions {
    margin-top: 8px;
}

.logout-link {
    display: inline-block;
    color: #ffb547;
    text-decoration: none;
    font-size: 13px;
}

.cta {
    text-align: center;
}

.cta-arrows {
    font-size: 18px;
    letter-spacing: 2px;
    color: #ffb547;
    margin-bottom: 12px;
}

.cta-arrows.up {
    margin-top: 10px;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.cta-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 56px;
    padding: 12px 16px;
    background: linear-gradient(180deg, #ff9f1a 0%, #ff7a00 100%);
    color: #0b0b0b;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 10px;
    border: 1px solid #f2a100;
    box-shadow: 0 10px 20px rgba(255, 122, 0, 0.2);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    width: 100%;
    max-width: 420px;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(255, 122, 0, 0.3);
}

.cta-notes {
    margin-top: 10px;
    color: #ff5a5a;
    font-size: 14px;
    line-height: 1.6;
}

.notice {
    text-align: center;
    color: #ffb547;
    margin-bottom: 16px;
}

.admin-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 14px;
    color: #f0f0f0;
}

.form-group input,
.form-group textarea {
    background: #1b1b1b;
    border: 1px solid #2a2a2a;
    border-radius: 10px;
    padding: 10px 12px;
    color: #ffffff;
    font-size: 14px;
}

.form-section {
    border: 1px solid #2a2a2a;
    border-radius: 14px;
    padding: 14px;
}

.section-title {
    font-size: 15px;
    margin-bottom: 10px;
    color: #ffb547;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}

.primary-btn {
    height: 44px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(180deg, #ff9f1a 0%, #ff7a00 100%);
    color: #ffffff;
    font-size: 16px;
    cursor: pointer;
}

@media (max-width: 640px) {
    .card {
        padding: 22px 18px;
    }
}