.admin-body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    min-height: 100vh;
}

.admin-login {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
}

.admin-login-box {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 48px 40px;
    max-width: 420px;
    width: 100%;
    backdrop-filter: blur(16px);
}

.admin-login-logo {
    text-align: center;
    margin-bottom: 36px;
}

.admin-login-logo img {
    width: 64px;
    height: 64px;
    margin: 0 auto 12px;
    object-fit: contain;
}

.admin-login-logo h2 {
    font-family: var(--font-head);
    font-size: 1.4rem;
    font-weight: 700;
}

.admin-login-logo p {
    color: var(--text-2);
    font-size: 0.85rem;
    margin-top: 4px;
}

.admin-field {
    margin-bottom: 18px;
}

.admin-field label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-2);
    margin-bottom: 6px;
}

.admin-field input,
.admin-field textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    background: var(--bg-2);
    border: 1px solid var(--glass-border);
    color: var(--text);
    font-family: var(--font);
    font-size: 0.9rem;
    transition: border-color 0.2s;
    outline: none;
}

.admin-field input:focus,
.admin-field textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 110, 247, 0.1);
}

.admin-field textarea {
    resize: vertical;
    min-height: 60px;
}

.admin-login-error {
    color: var(--accent);
    font-size: 0.84rem;
    margin-bottom: 12px;
    text-align: center;
    min-height: 20px;
}

.admin-success-msg {
    text-align: center;
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 12px;
    min-height: 24px;
    color: var(--green);
}

.admin-success-msg.error {
    color: var(--accent);
}

/* Dashboard */
.admin-dashboard {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.admin-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--glass-border);
    padding: 16px 24px;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(16px);
}

.admin-header-inner {
    max-width: 1160px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-header h2 {
    font-family: var(--font-head);
    font-size: 1.1rem;
    font-weight: 700;
}

.admin-header-right {
    display: flex;
    gap: 10px;
}

.admin-main {
    flex: 1;
    max-width: 1160px;
    margin: 0 auto;
    padding: 32px 24px;
    width: 100%;
}

.admin-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 32px;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 0;
}

.admin-tab {
    padding: 12px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-2);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    cursor: pointer;
}

.admin-tab:hover {
    color: var(--text);
}

.admin-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.admin-tab-content {
    display: none;
}

.admin-tab-content.active {
    display: block;
}

.admin-plan-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}

.admin-plan-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.admin-plan-card h4 {
    font-family: var(--font-head);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--primary);
}

.admin-tab-content h3 {
    font-family: var(--font-head);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 20px;
    margin-top: 36px;
}

.admin-tab-content h3:first-child {
    margin-top: 0;
}

@media (max-width: 860px) {
    .admin-plan-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .admin-login-box {
        padding: 32px 20px;
    }

    .admin-header-inner {
        flex-direction: column;
        gap: 12px;
    }

    .admin-tabs {
        overflow-x: auto;
    }
}