:root {
    --auth-bg: #2e1414;
    --auth-text: #2e1414;
    --auth-muted: #6b4a4a;
    --auth-accent: #c62828;
    --auth-accent-hover: #b71c1c;
    --auth-card-max: 420px;
    --auth-page-pad: clamp(8px, 3vmin, 24px);
    --auth-card-pad-x: clamp(18px, 5vmin, 36px);
    --auth-card-pad-y: clamp(20px, 5vmin, 36px);
    --auth-gap: clamp(10px, 2.5vmin, 24px);
}

html {
    min-width: 0;
    min-height: 100%;
    background: var(--auth-bg);
}

body.auth-page {
    min-width: 0;
    min-height: 100vh;
    min-height: 100dvh;
    padding: max(var(--auth-page-pad), env(safe-area-inset-top))
        max(var(--auth-page-pad), env(safe-area-inset-right))
        max(var(--auth-page-pad), env(safe-area-inset-bottom))
        max(var(--auth-page-pad), env(safe-area-inset-left));
    overflow-x: hidden;
    overflow-y: auto;
    align-items: stretch;
}

body.auth-page > .card {
    width: min(100%, var(--auth-card-max));
    max-width: var(--auth-card-max);
    min-width: 0;
    margin: auto;
    padding: var(--auth-card-pad-y) var(--auth-card-pad-x);
    max-height: 100vh;
    max-height: 100dvh;
    overflow-y: auto;
}

body.auth-page .brand {
    margin-bottom: var(--auth-gap);
}

body.auth-page .brand img {
    width: clamp(56px, 12vmin, 120px);
    max-height: clamp(48px, 13dvh, 120px);
    object-fit: contain;
}

body.auth-page h1 {
    font-size: clamp(20px, 3.5vmin, 28px);
}

body.auth-page input,
body.auth-page button {
    max-width: 100%;
}

body.auth-page .error {
    overflow-wrap: anywhere;
}

body.auth-page--pin > .card {
    --auth-card-max: 400px;
}

body.auth-page--pin h1 {
    margin-bottom: clamp(12px, 4dvh, 28px);
}

body.auth-page--pin .pin-status {
    min-height: clamp(52px, 12dvh, 80px);
    margin-bottom: clamp(10px, 3dvh, 28px);
}

body.auth-page--pin .pin-display {
    gap: clamp(6px, 1.5vmin, 12px);
    flex-wrap: wrap;
}

body.auth-page--pin .pin-dot {
    width: clamp(12px, 2.6vmin, 18px);
    height: clamp(12px, 2.6vmin, 18px);
}

body.auth-page--pin .numpad {
    gap: clamp(5px, 1.3vmin, 8px);
    margin-top: clamp(2px, 1dvh, 8px);
}

body.auth-page--pin .numpad button {
    min-height: 48px;
    min-height: clamp(42px, 8dvh, 56px);
    font-size: clamp(18px, 3.5vmin, 22px);
}

body.auth-page--pin .pin-submit {
    min-height: 42px;
    margin-top: clamp(8px, 2dvh, 12px);
    padding: clamp(10px, 2dvh, 14px);
}

body.auth-page--license > .card {
    --auth-card-max: 420px;
}

body.auth-page--license .subtitle {
    margin-bottom: clamp(16px, 3dvh, 24px);
}

body.auth-page--license .welcome {
    margin-top: clamp(20px, 4dvh, 28px);
    padding-top: clamp(18px, 3dvh, 24px);
}

body.auth-page--superadmin {
    --auth-bg: #0f172a;
    display: flex;
}

body.auth-page--superadmin > .card {
    --auth-card-max: 420px;
}

body.auth-page--superadmin .qr-box canvas,
body.auth-page--superadmin .qr-box img {
    width: min(200px, 100%) !important;
    height: auto !important;
    max-width: 100%;
}

body.auth-page--superadmin .secret {
    overflow-wrap: anywhere;
    word-break: break-word;
}

body.auth-page--limit {
    display: flex;
}

.limit-icon {
    display: grid;
    place-items: center;
    width: clamp(52px, 10vmin, 72px);
    height: clamp(52px, 10vmin, 72px);
    margin: 0 auto var(--auth-gap);
    border-radius: 50%;
    background: #fdecea;
    color: var(--auth-accent);
    font-size: clamp(26px, 5vmin, 36px);
    font-weight: 800;
}

.limit-copy {
    margin: 0 0 clamp(18px, 4vmin, 28px);
    color: var(--auth-muted);
    font-size: 14px;
    line-height: 1.6;
    text-align: center;
}

.auth-actions {
    display: grid;
    gap: 10px;
}

.auth-action {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 11px 16px;
    border: 2px solid var(--auth-accent);
    border-radius: 10px;
    background: var(--auth-accent);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
}

.auth-action:hover {
    border-color: var(--auth-accent-hover);
    background: var(--auth-accent-hover);
}

.auth-action--secondary {
    background: #fff;
    color: var(--auth-accent);
}

.auth-action--secondary:hover {
    background: #fdecea;
    color: var(--auth-accent-hover);
}

@media (max-width: 480px) {
    body.auth-page {
        --auth-page-pad: 10px;
        --auth-card-pad-x: clamp(16px, 5vw, 22px);
        --auth-card-pad-y: clamp(18px, 5vw, 24px);
    }

    body.auth-page > .card {
        border-radius: 12px;
    }
}

@media (max-height: 800px) {
    body.auth-page {
        --auth-page-pad: 8px;
        --auth-card-pad-y: clamp(14px, 3dvh, 22px);
        --auth-gap: clamp(8px, 2dvh, 14px);
    }

    body.auth-page .brand img {
        width: clamp(48px, 11dvh, 76px);
        max-height: clamp(44px, 11dvh, 76px);
        margin-bottom: 4px;
    }

    body.auth-page--pin .brand {
        margin-bottom: 6px;
    }

    body.auth-page--pin .logo {
        font-size: 11px;
    }

    body.auth-page--pin .biz-name {
        line-height: 1.2;
    }

    body.auth-page--pin h1 {
        margin-bottom: clamp(8px, 2dvh, 14px);
        font-size: clamp(18px, 4dvh, 22px);
    }

    body.auth-page--pin .numpad button {
        min-height: clamp(38px, 7.5dvh, 48px);
        font-size: clamp(16px, 3.2vmin, 20px);
    }

    body.auth-page--pin .pin-submit {
        min-height: 40px;
        padding: clamp(8px, 1.5dvh, 12px);
        font-size: 14px;
    }
}

@media (orientation: landscape) and (max-height: 600px) {
    body.auth-page--pin {
        --auth-card-pad-x: clamp(16px, 3vw, 28px);
        --auth-card-pad-y: clamp(10px, 2dvh, 16px);
    }

    body.auth-page--pin .brand img {
        width: clamp(42px, 10dvh, 58px);
        max-height: clamp(42px, 10dvh, 58px);
    }

    body.auth-page--pin .pin-status {
        min-height: clamp(44px, 10dvh, 60px);
        margin-bottom: clamp(6px, 1.5dvh, 10px);
    }

    body.auth-page--pin .numpad button {
        min-height: clamp(40px, 8.5dvh, 46px);
    }
}

@media (prefers-reduced-motion: reduce) {
    body.auth-page *,
    body.auth-page *::before,
    body.auth-page *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}