.auth-body {
    background: linear-gradient(160deg, #e0a94e 0%, #b4762a 45%, #5a3e14 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .auth-body {
    background: linear-gradient(160deg, #14100a 0%, #3a2a12 45%, #14100a 100%);
}

.auth-wrap {
    width: 100%;
    max-width: 400px;
    background: var(--card-bg);
    border-radius: 20px;
    padding: 1.6rem 1.5rem;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}

.auth-top-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.1rem;
}

.auth-logo {
    text-align: left;
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.auth-logo h1 {
    font-size: 1.15rem;
}

.logo-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    font-weight: 800;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
}

.auth-logo h1 {
    font-size: 1.2rem;
    color: var(--text);
}

.auth-tabs {
    display: flex;
    background: var(--bg);
    border-radius: 12px;
    padding: 4px;
    margin-bottom: 1.1rem;
}

.auth-tab {
    flex: 1;
    padding: 0.6rem;
    border: none;
    background: transparent;
    border-radius: 9px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-light);
    cursor: pointer;
}

.auth-tab.active {
    background: var(--card-bg);
    color: var(--primary);
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}

.auth-form label {
    margin-top: 0.75rem;
    margin-bottom: 0.3rem;
}

.auth-form label:first-of-type {
    margin-top: 0;
}

.auth-form input {
    padding: 0.6rem 0.8rem;
}

.auth-field-row {
    display: flex;
    gap: 0.6rem;
}

.auth-field-row > div {
    flex: 1;
}

.optional-tag {
    font-weight: 400;
    color: #a1a1aa;
}

.otp-row {
    display: flex;
    gap: 0.6rem;
}

.otp-row input {
    flex: 1;
}

.captcha-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.35rem;
}

.captcha-input {
    flex: 1;
    min-width: 0;
}

.captcha-img {
    border-radius: 8px;
    border: 1.5px solid var(--primary);
    display: block;
    flex-shrink: 0;
    width: 118px;
    height: 42px;
    object-fit: contain;
    background: #f5f0e8;
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--primary) 18%, transparent);
}

.captcha-refresh-btn {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: 8px;
    border: 1.5px solid var(--border, #d6d3cd);
    background: transparent;
    font-size: 1.1rem;
    line-height: 1;
    cursor: pointer;
    color: var(--text-light);
}

.captcha-refresh-btn:active {
    transform: scale(0.95);
}

.auth-form .btn {
    margin-top: 1.15rem;
}

.auth-footer {
    text-align: center;
    font-size: 0.72rem;
    color: var(--text-light);
    margin-top: 1rem;
}