/* Admin login & two-factor — EV Bikes operations console */
.auth-page {
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    font-family: 'Hanken Grotesk', system-ui, sans-serif;
}

.auth-bg-pattern {
    pointer-events: none;
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 55% at 8% 15%, color-mix(in srgb, var(--color-primary) 22%, transparent), transparent 58%),
        radial-gradient(ellipse 55% 45% at 92% 88%, color-mix(in srgb, var(--color-primary) 14%, transparent), transparent 52%),
        linear-gradient(160deg, transparent 40%, color-mix(in srgb, var(--color-primary) 6%, transparent) 100%);
    opacity: 0.95;
}

.auth-bg-grid {
    pointer-events: none;
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(color-mix(in srgb, var(--color-primary) 8%, transparent) 1px, transparent 1px),
        linear-gradient(90deg, color-mix(in srgb, var(--color-primary) 8%, transparent) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 75% 70% at 50% 50%, #000 20%, transparent 75%);
    opacity: 0.35;
}

.auth-bg-orb {
    pointer-events: none;
    position: absolute;
    border-radius: 50%;
    filter: blur(48px);
    opacity: 0.35;
    animation: auth-orb-drift 14s ease-in-out infinite alternate;
}

.auth-bg-orb--left {
    width: 22rem;
    height: 22rem;
    left: -6rem;
    bottom: -4rem;
    background: color-mix(in srgb, var(--color-primary) 40%, transparent);
}

.auth-bg-orb--right {
    width: 18rem;
    height: 18rem;
    right: -4rem;
    top: 10%;
    background: color-mix(in srgb, var(--color-primary) 28%, transparent);
    animation-delay: -4s;
    animation-duration: 18s;
}

@keyframes auth-orb-drift {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to { transform: translate3d(1.5rem, -1.25rem, 0) scale(1.08); }
}

.auth-theme-toggle {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 20;
}

.auth-shell {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 980px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    align-items: stretch;
    animation: auth-shell-in 0.55s ease-out both;
}

@keyframes auth-shell-in {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (min-width: 768px) {
    .auth-shell {
        grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
        min-height: 580px;
    }
}

.auth-brand {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    padding: 2.25rem 2.35rem;
    border-radius: 1rem;
    border: 1px solid var(--color-glass-border);
    background:
        linear-gradient(
            155deg,
            color-mix(in srgb, var(--color-primary) 26%, var(--color-surface-container)) 0%,
            var(--color-surface-container-high) 48%,
            color-mix(in srgb, var(--color-primary) 10%, var(--color-surface-container)) 100%
        );
    box-shadow: 0 24px 48px color-mix(in srgb, var(--color-background) 40%, transparent);
    position: relative;
    overflow: hidden;
}

.auth-brand::after {
    content: '';
    position: absolute;
    right: -18%;
    bottom: -28%;
    width: 16rem;
    height: 16rem;
    border-radius: 50%;
    border: 1px solid color-mix(in srgb, var(--color-primary) 35%, transparent);
    opacity: 0.45;
    pointer-events: none;
}

@media (min-width: 768px) {
    .auth-brand {
        display: flex;
    }
}

.auth-brand-mark {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.auth-brand-eyebrow {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-primary);
}

.auth-brand-logo {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 1rem;
    display: grid;
    place-items: center;
    font-family: 'Hanken Grotesk', system-ui, sans-serif;
    font-weight: 800;
    font-size: 1.35rem;
    background: var(--color-primary);
    color: var(--color-on-primary);
    box-shadow:
        0 8px 24px color-mix(in srgb, var(--color-primary) 40%, transparent),
        inset 0 1px 0 color-mix(in srgb, #fff 25%, transparent);
    animation: auth-logo-pulse 3.2s ease-in-out infinite;
}

.auth-brand-logo .material-symbols-outlined {
    font-size: 1.75rem;
    font-variation-settings: 'FILL' 1;
}

@keyframes auth-logo-pulse {
    0%, 100% { box-shadow: 0 8px 24px color-mix(in srgb, var(--color-primary) 40%, transparent); }
    50% { box-shadow: 0 10px 32px color-mix(in srgb, var(--color-primary) 55%, transparent); }
}

.auth-brand h1 {
    font-family: 'Hanken Grotesk', system-ui, sans-serif;
    font-size: clamp(2rem, 3.2vw, 2.55rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--color-on-surface);
    margin-top: 1.35rem;
    line-height: 1.05;
}

.auth-brand-tagline {
    font-size: 0.9375rem;
    color: var(--color-on-surface-variant);
    margin-top: 0.75rem;
    max-width: 24rem;
    line-height: 1.55;
}

.auth-brand-list {
    margin-top: 2.15rem;
    display: grid;
    gap: 0.95rem;
}

.auth-brand-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    font-size: 0.8375rem;
    color: var(--color-on-surface-variant);
    line-height: 1.45;
}

.auth-brand-list .material-symbols-outlined {
    font-size: 1.2rem;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 0.05rem;
}

.auth-brand-footer {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--color-on-surface-variant);
    opacity: 0.9;
    margin-top: 2rem;
}

.auth-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2rem;
    width: 100%;
    border-radius: 1rem;
    animation: auth-card-in 0.65s ease-out 0.08s both;
}

@keyframes auth-card-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (min-width: 768px) {
    .auth-card {
        padding: 2.35rem 2.5rem;
    }
}

.auth-card-header {
    margin-bottom: 1.75rem;
}

.auth-card-icon {
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.75rem;
    display: grid;
    place-items: center;
    background: color-mix(in srgb, var(--color-primary) 14%, transparent);
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.auth-card-header h2 {
    font-family: 'Hanken Grotesk', system-ui, sans-serif;
    font-size: 1.55rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-on-surface);
    line-height: 1.25;
}

.auth-card-header p {
    font-size: 0.875rem;
    color: var(--color-on-surface-variant);
    margin-top: 0.4rem;
    line-height: 1.5;
}

.auth-alert {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    padding: 0.75rem 0.875rem;
    margin-bottom: 1.25rem;
    border-radius: 0.625rem;
    font-size: 0.8125rem;
    line-height: 1.45;
    background: color-mix(in srgb, #fb7185 12%, transparent);
    border: 1px solid color-mix(in srgb, #fb7185 35%, transparent);
    color: #fb7185;
}

.auth-alert .material-symbols-outlined {
    font-size: 1.125rem;
    flex-shrink: 0;
}

.auth-field {
    margin-bottom: 1.125rem;
}

.auth-field label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-on-surface-variant);
    margin-bottom: 0.375rem;
}

.auth-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.auth-input-wrap .material-symbols-outlined.auth-input-icon {
    position: absolute;
    left: 0.875rem;
    font-size: 1.125rem;
    color: var(--color-on-surface-variant);
    pointer-events: none;
}

.auth-input-wrap input {
    width: 100%;
    padding: 0.72rem 0.875rem 0.72rem 2.625rem;
    font-size: 0.9375rem;
    border-radius: 0.625rem;
    border: 1px solid var(--color-border-subtle);
    background: var(--color-surface-container);
    color: var(--color-on-surface);
    transition: border-color 0.15s, box-shadow 0.15s;
}

.auth-input-wrap input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 22%, transparent);
}

.auth-input-wrap input.auth-input-code {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    letter-spacing: 0.2em;
    text-align: center;
    padding-left: 0.875rem;
    font-size: 1.125rem;
}

.auth-input-wrap.auth-input-wrap--toggle input {
    padding-right: 2.75rem;
}

.auth-password-toggle {
    position: absolute;
    right: 0.35rem;
    width: 2.25rem;
    height: 2.25rem;
    border: none;
    background: transparent;
    color: var(--color-on-surface-variant);
    border-radius: 0.5rem;
    cursor: pointer;
    display: grid;
    place-items: center;
}

.auth-password-toggle:hover {
    color: var(--color-primary);
    background: color-mix(in srgb, var(--color-primary) 10%, transparent);
}

.auth-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.auth-remember {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    color: var(--color-on-surface-variant);
    cursor: pointer;
    user-select: none;
}

.auth-remember input {
    width: 1rem;
    height: 1rem;
    accent-color: var(--color-primary);
}

.auth-submit {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.9rem 1rem;
    border: none;
    border-radius: 0.625rem;
    background: var(--color-primary);
    color: var(--color-on-primary);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    transition: opacity 0.15s, transform 0.1s, box-shadow 0.15s;
    box-shadow: 0 10px 24px color-mix(in srgb, var(--color-primary) 28%, transparent);
}

.auth-submit:hover {
    opacity: 0.94;
    box-shadow: 0 12px 28px color-mix(in srgb, var(--color-primary) 38%, transparent);
}

.auth-submit:active {
    transform: scale(0.99);
}

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

.auth-secondary {
    width: 100%;
    margin-top: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 0.625rem;
    border: 1px solid var(--color-border-subtle);
    background: transparent;
    color: var(--color-on-surface-variant);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}

.auth-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.auth-footnote {
    margin-top: 1.25rem;
    font-size: 0.75rem;
    color: var(--color-on-surface-variant);
    text-align: center;
    line-height: 1.5;
}

.auth-footnote a {
    color: var(--color-primary);
    font-weight: 600;
}

.auth-mobile-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .auth-mobile-brand {
        display: none;
    }
}

.auth-mobile-brand .auth-brand-logo {
    width: 2.65rem;
    height: 2.65rem;
    animation: none;
}

.auth-mobile-brand .auth-brand-logo .material-symbols-outlined {
    font-size: 1.35rem;
}

.auth-mobile-brand strong {
    display: block;
    font-family: 'Hanken Grotesk', system-ui, sans-serif;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-on-surface);
}

.auth-mobile-brand span {
    font-size: 0.75rem;
    color: var(--color-on-surface-variant);
}

@media (prefers-reduced-motion: reduce) {
    .auth-shell,
    .auth-card,
    .auth-brand-logo,
    .auth-bg-orb {
        animation: none !important;
    }
}