:root {
            --login-primary: #9b1c1c;
            --login-primary-dark: #0f172a;
            --login-accent: #be123c;
            --login-bg: #f8fafc;
            --login-surface: #ffffff;
            --login-text: #0f172a;
            --login-muted: #475569;
            --login-border: #dbe3ef;
            --login-focus: rgba(190, 18, 60, 0.12);
            --login-font-body: var(--cbp-font-body);
            --login-font-display: var(--cbp-font-display);
            --type-kicker: var(--cbp-type-kicker);
            --type-hero-title: var(--cbp-type-title-xl);
            --type-hero-copy: var(--cbp-type-body);
            --type-login-title: var(--cbp-type-title-lg);
            --type-login-copy: var(--cbp-type-body);
            --type-label: var(--cbp-type-label);
            --type-input: var(--cbp-type-input);
            --type-link: var(--cbp-type-label);
            --space-inline-gap: var(--cbp-space-sm);
            --space-block-gap: var(--cbp-space-lg);
            --space-card-pad-y: var(--cbp-space-2xl);
            --space-card-pad-x: calc(var(--cbp-space-2xl) + 0.25rem);
        }

        .login-page {
            min-height: 100vh;
            min-height: 100dvh;
            color: var(--login-text);
            font-family: var(--login-font-body);
            text-rendering: optimizeLegibility;
            background:
                radial-gradient(circle at 12% 14%, rgba(244, 63, 94, 0.12), transparent 40%),
                radial-gradient(circle at 85% 84%, rgba(239, 68, 68, 0.1), transparent 42%),
                var(--login-bg);
        }

        .brand-wrap,
        .hero-content {
            position: relative;
            z-index: 2;
        }

        .brand-wrap {
            display: flex;
            justify-content: flex-start;
            padding: var(--cbp-space-xl) calc(var(--cbp-space-xl) + 0.25rem) var(--cbp-space-md);
        }

        .brand-mark {
            display: inline-flex;
            flex-direction: column;
            gap: 0.5rem;
            padding: 0.7rem 0.9rem;
            max-width: min(92%, 290px);
            border-radius: 14px;
            border: 1px solid rgba(255, 255, 255, 0.24);
            background: rgba(255, 255, 255, 0.13);
            box-shadow: 0 12px 24px rgba(15, 23, 42, 0.24);
            backdrop-filter: blur(5px);
        }

        .brand-logo-wrap {
            display: inline-flex;
            align-items: center;
            justify-content: flex-start;
            max-width: 100%;
        }

        .brand-logo {
            width: 100%;
            height: auto;
            max-height: clamp(2.55rem, 5vw, 3.2rem);
            object-fit: contain;
        }

        .logo-caption {
            margin: 0;
            font-size: var(--cbp-type-note);
            letter-spacing: 0.03em;
            color: rgba(255, 255, 255, 0.86);
            font-weight: 600;
            text-wrap: balance;
        }

        .hero-content {
            padding: 0 calc(var(--cbp-space-xl) + 0.25rem);
            animation: fadeInUp 0.45s ease-out both;
        }

        .hero-kicker {
            margin: 0;
            font-size: var(--type-kicker);
            letter-spacing: var(--cbp-track-kicker);
            text-transform: uppercase;
            opacity: 0.82;
            font-weight: 600;
        }

        .hero-title {
            margin: var(--space-inline-gap) 0 0;
            font-size: var(--type-hero-title);
            line-height: var(--cbp-line-tight);
            font-weight: 800;
            letter-spacing: var(--cbp-track-display);
            font-family: var(--login-font-display);
        }

        .hero-title--balanced {
            max-width: 13ch;
            text-wrap: balance;
        }

        .hero-text {
            margin: var(--cbp-space-md) 0 0;
            max-width: 24rem;
            font-size: var(--type-hero-copy);
            line-height: var(--cbp-line-body);
            color: rgba(255, 255, 255, 0.85);
        }

        .login-card {
            width: 100%;
            max-width: 620px;
            background: var(--login-surface);
            border: 1px solid var(--login-border);
            border-radius: 24px;
            padding: var(--space-card-pad-y) var(--space-card-pad-x);
            box-shadow: 0 22px 42px rgba(15, 23, 42, 0.11);
            animation: riseIn 0.42s ease-out both;
        }

        .login-type-rhythm {
            --flow-space: var(--space-inline-gap);
        }

        .login-type-rhythm > * + * {
            margin-top: var(--flow-space);
        }

        .login-eyebrow {
            margin: 0;
            text-transform: uppercase;
            letter-spacing: var(--cbp-track-kicker);
            color: var(--login-primary);
            font-size: var(--type-kicker);
            font-weight: 700;
        }

        .login-heading {
            margin: var(--cbp-space-xs) 0 0;
            font-size: var(--type-login-title);
            line-height: var(--cbp-line-tight);
            font-weight: 800;
            font-family: var(--login-font-display);
            letter-spacing: var(--cbp-track-display);
        }

        .login-heading--fluid {
            font-size: var(--type-login-title);
            line-height: 1.16;
            text-wrap: balance;
        }

        .login-subtitle {
            margin: var(--space-inline-gap) 0 0;
            color: var(--login-muted);
            line-height: var(--cbp-line-body);
        }

        .login-subtitle--fluid {
            max-width: 35ch;
            font-size: var(--type-login-copy);
            line-height: 1.72;
            text-wrap: pretty;
        }

        .alert-box {
            margin-top: var(--space-block-gap);
            display: flex;
            align-items: flex-start;
            gap: var(--space-inline-gap);
            border-radius: 12px;
            padding: var(--space-inline-gap) var(--cbp-space-md);
            font-size: 0.92rem;
            line-height: 1.4;
        }

        .alert-icon {
            width: 1.1rem;
            height: 1.1rem;
            margin-top: 0.08rem;
            flex-shrink: 0;
        }

        .alert-error {
            background: #fef2f2;
            color: #991b1b;
            border: 1px solid #fecaca;
        }

        .alert-success {
            background: #ecfdf3;
            color: #166534;
            border: 1px solid #bbf7d0;
        }

        .login-form {
            margin-top: var(--space-block-gap);
        }

        .form-grid {
            display: grid;
            gap: var(--cbp-space-md);
        }

        .input-label {
            display: block;
            margin-bottom: var(--cbp-space-xs);
            font-size: var(--type-label);
            font-weight: 700;
            color: #374151;
            letter-spacing: 0.01em;
        }

        .login-input {
            width: 100%;
            border: 1px solid var(--login-border);
            border-radius: 12px;
            padding: 0.8rem 0.95rem;
            color: var(--login-text);
            background: #ffffff;
            font-size: var(--type-input);
            line-height: 1.5;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .login-input::placeholder {
            color: #94a3b8;
        }

        .login-input:focus {
            outline: none;
            border-color: var(--login-primary);
            box-shadow: 0 0 0 4px var(--login-focus);
        }

        .error-message {
            margin-top: var(--cbp-space-xs);
            font-size: 0.84rem;
            color: #b91c1c;
        }

        .login-actions {
            margin-top: var(--cbp-space-xl);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-inline-gap);
        }

        .login-button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 11rem;
            border: 0;
            border-radius: 12px;
            padding: 0.74rem 1.5rem;
            color: #ffffff;
            background: linear-gradient(135deg, var(--login-accent), #9f1f1f);
            font-size: 0.95rem;
            font-weight: 700;
            letter-spacing: 0.01em;
            cursor: pointer;
            box-shadow: 0 10px 24px rgba(181, 38, 38, 0.28);
            transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
        }

        .login-button:hover {
            transform: translateY(-1px);
            box-shadow: 0 14px 30px rgba(181, 38, 38, 0.3);
            filter: saturate(110%);
        }

        .login-button:focus-visible {
            outline: 3px solid rgba(181, 38, 38, 0.25);
            outline-offset: 2px;
        }

        .link-stack {
            font-size: var(--type-link);
            line-height: 1.7;
            color: var(--login-muted);
        }

        .link-stack a {
            color: var(--login-primary);
            text-decoration: none;
            font-weight: 700;
        }

        .link-stack a:hover {
            text-decoration: underline;
        }

        @keyframes riseIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(8px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (max-width: 900px) {
            .auth-shell--split {
                grid-template-columns: 1fr;
            }

            .auth-hero {
                max-width: none;
                min-height: 280px;
            }

            .brand-wrap {
                justify-content: center;
                padding: 1.15rem 1rem 0.75rem;
            }

            .brand-mark {
                align-items: center;
                width: min(100%, 330px);
                text-align: center;
            }

            .hero-content {
                padding-bottom: 1rem;
            }

            .auth-panel {
                margin-top: -1.25rem;
                padding: 0 1rem 1.25rem;
            }

            .login-card {
                border-radius: 20px;
                padding: 1.5rem 1.25rem;
            }

            .login-subtitle--fluid {
                max-width: none;
            }

            .login-actions {
                align-items: flex-start;
            }

            .login-button {
                width: 100%;
            }
        }

        @media (max-width: 640px) {
            .auth-hero {
                min-height: 236px;
            }

            .brand-wrap {
                padding: 1rem 0.9rem 0.6rem;
            }

            .brand-mark {
                width: 100%;
                max-width: none;
                border-radius: 12px;
                padding: 0.65rem 0.75rem;
            }

            .brand-logo-wrap {
                justify-content: center;
            }

            .logo-caption {
                font-size: 0.72rem;
            }

            .hero-content {
                padding: 0 0.9rem 0.9rem;
            }

            .hero-title {
                font-size: clamp(1.32rem, 6.6vw, 1.65rem);
            }

            .hero-text {
                max-width: none;
                font-size: 0.9rem;
            }

            .auth-panel {
                margin-top: -0.85rem;
                padding: 0 0.75rem 1rem;
            }

            .login-card {
                border-radius: 18px;
                padding: 1.2rem 1rem;
            }

            .login-heading {
                font-size: clamp(1.12rem, 5.8vw, 1.32rem);
            }

            .login-form {
                margin-top: 1rem;
            }

            .form-grid {
                gap: 0.75rem;
            }

            .login-actions {
                margin-top: 1rem;
                gap: 0.7rem;
            }

            .login-button {
                min-width: 0;
                padding: 0.7rem 1rem;
            }

            .link-stack {
                width: 100%;
                font-size: 0.82rem;
                line-height: 1.55;
            }
        }