.login-wrapper {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    z-index: 1;
}

.login-glow {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 50% 35% at 50% 30%, var(--login-glow-color) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 10%, rgba(66, 153, 225, 0.18) 0%, transparent 55%);
    animation: pulse-glow 8s var(--ease-in-out) infinite;
    z-index: 0;
}

.login-card {
    position: relative;
    width: 100%;
    max-width: 440px;
    background: var(--login-card-bg);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-xl);
    padding: 44px 40px;
    backdrop-filter: blur(24px) saturate(160%);
    -webkit-backdrop-filter: blur(24px) saturate(160%);
    box-shadow: var(--shadow-lifted);
    z-index: 2;
    transition: background var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}

.login-card::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 20px;
    right: 20px;
    height: 1px;
    background: var(--accent-gradient);
    border-radius: 1px;
    opacity: 0.7;
}

.login-card.shake {
    animation: shake 0.5s var(--ease-out);
}

.brand {
    text-align: center;
    margin-bottom: 28px;
}

.brand-mark {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 32px;
    letter-spacing: 0.18em;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
            background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}

.brand-tag {
    margin-top: 8px;
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.login-divider {
    height: 1px;
    background: var(--border-subtle);
    margin: 24px 0 28px;
}

.form-label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    background: var(--overlay-faint);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-mono);
    letter-spacing: 0.02em;
    transition: border var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}

.form-input:focus {
    border-color: var(--accent-blue);
    background: var(--login-input-focus-bg);
    outline: none;
}

.form-input:disabled {
    color: var(--text-secondary);
    cursor: not-allowed;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), border var(--dur-fast) var(--ease-out);
    min-height: 48px;
}

.btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #FFFFFF;
    box-shadow: 0 8px 22px rgba(66, 153, 225, 0.35);
}

.btn-primary:hover:not(:disabled) {
    background: var(--accent-gradient-hover);
    box-shadow: 0 12px 30px rgba(66, 153, 225, 0.5);
    transform: translateY(-1px);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-ghost {
    background: var(--overlay-faint);
    color: var(--text-primary);
    border: 1px solid var(--border-card);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--overlay-raised);
    border-color: var(--accent-blue);
}

.or-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 22px 0;
    color: var(--text-tertiary);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

.or-divider::before,
.or-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-subtle);
}

.form-field {
    margin-bottom: 20px;
}

.login-message {
    margin-top: 20px;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}

.login-message.visible {
    opacity: 1;
    transform: translateY(0);
}

.login-message.success {
    background: rgba(1, 181, 116, 0.1);
    border: 1px solid rgba(1, 181, 116, 0.3);
    color: #01B574;
}

.login-message.error {
    background: rgba(238, 93, 80, 0.1);
    border: 1px solid rgba(238, 93, 80, 0.3);
    color: #EE5D50;
}

.login-message svg {
    flex-shrink: 0;
    margin-top: 1px;
}

.check-mark {
    animation: check-pop 0.5s var(--ease-spring);
}

.login-footer {
    position: fixed;
    bottom: 24px;
    left: 0;
    right: 0;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-tertiary);
    letter-spacing: 0.15em;
    z-index: 2;
}

@media (max-width: 480px) {
    .login-card {
        padding: 36px 24px;
        border-radius: var(--radius-lg);
    }
    .brand-mark {
        font-size: 26px;
    }
}