* { margin: 0; padding: 0; box-sizing: border-box; }

.nexum-login {
    min-height: 100vh;
    font-family: var(--font-ui);
    color: var(--text-primary);
    background: var(--background-main);
}

.login-shell {
    position: relative;
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(300px, 0.92fr) minmax(380px, 1.08fr);
    overflow: hidden;
}

.login-wave {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.login-brand {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-10) 48px var(--space-10) var(--space-10);
    color: var(--text-on-dark);
    background: transparent;
}

.login-brand::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    left: 38%;
    top: 46%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: radial-gradient(circle, rgba(41, 182, 246, 0.14), transparent 66%);
    pointer-events: none;
}

.login-wave-mobile {
    display: none;
}

.login-brand-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 360px;
}

.login-logo {
    width: 148px;
    height: 148px;
    border-radius: 34px;
    display: block;
    margin: 0 auto;
    box-shadow:
        0 0 0 1px rgba(240, 211, 154, 0.18),
        0 18px 40px rgba(7, 23, 47, 0.4);
}

.login-wordmark {
    margin-top: var(--space-6);
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0.28em;
    line-height: 1;
}

.login-tagline {
    margin-top: var(--space-3);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-on-dark-muted);
}

.login-slogan {
    position: relative;
    margin-top: var(--space-6);
    padding-top: var(--space-5);
    max-width: 28ch;
    font-size: 15px;
    font-weight: 400;
    line-height: 1.55;
    color: var(--nexum-silver);
}

.login-slogan::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    width: 40px;
    height: 1px;
    transform: translateX(-50%);
    background: var(--nexum-gold-500);
}

.login-panel {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-8) var(--space-6) var(--space-8) 8px;
    background: transparent;
}

.login-panel-card {
    width: 100%;
    max-width: 440px;
}

.login-header {
    margin-bottom: var(--space-6);
}

.login-header h1 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.form-group { margin-bottom: var(--space-5); }

.form-group > label,
.login-doc-field-label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 13px;
}

.login-doc-heading {
    margin: 0 0 10px;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 13px;
}

.login-doc-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.login-doc-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    padding: 12px 14px;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-card);
    background: var(--background-card);
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.login-doc-card:hover {
    border-color: #B9C3D1;
}

.login-doc-card-line {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    width: 100%;
}

.login-doc-card-kicker {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
}

.login-doc-card-title {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.login-doc-card-help {
    font-size: 12px;
    color: var(--text-muted);
}

.login-doc-dot {
    width: 16px;
    height: 16px;
    border: 1.5px solid var(--border-medium);
    border-radius: 50%;
    flex-shrink: 0;
    background: #fff;
    box-sizing: border-box;
}

.login-doc-card.is-selected {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(22, 93, 219, 0.12);
}

.login-doc-card.is-selected .login-doc-dot {
    border-color: var(--primary);
    background: var(--primary);
    box-shadow: inset 0 0 0 3px #fff;
}

.login-doc-card.is-selected .login-doc-card-kicker,
.login-doc-card.is-selected .login-doc-card-help {
    color: var(--nexum-blue-600);
}

.input-container { position: relative; }

.input-container i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.input-container input {
    width: 100%;
    height: 40px;
    padding: 0 40px 0 36px;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-sm);
    background: var(--background-card);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 14px;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.input-container input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(22, 93, 219, 0.12);
}

.toggle-password {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    z-index: 2;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
    font-size: 13px;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.remember-me input {
    accent-color: var(--primary);
}

.login-field-hint {
    margin: 6px 0 0;
    font-size: 12px;
    color: var(--text-muted);
}

.login-btn {
    width: 100%;
    height: 42px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-ui);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition);
}

.login-btn:hover { background: var(--primary-hover); }
.login-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.message {
    padding: 12px;
    border-radius: var(--radius-sm);
    margin-top: var(--space-4);
    font-size: 13px;
    display: none;
}

.error-message { background: rgba(217, 92, 92, 0.12); color: #A33D3D; }
.success-message { background: rgba(63, 174, 131, 0.12); color: #247555; }
.loading-message { background: rgba(41, 182, 246, 0.12); color: #146A9A; }

.footer {
    text-align: center;
    margin-top: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-light);
    color: var(--text-muted);
    font-size: 12px;
}

#twoFactorStep h3 {
    font-family: var(--font-display);
    color: var(--text-primary);
    font-size: 18px;
    margin-bottom: 8px;
}

#twoFactorSetup p {
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 10px;
}

#twoFactorQr {
    width: 160px;
    height: 160px;
    margin: 0 auto 10px;
    display: block;
}

.two-factor-secret {
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
    word-break: break-all;
}

.two-factor-backup {
    margin-top: 12px;
    padding: 10px 12px;
    background: rgba(226, 168, 75, 0.15);
    color: #986B15;
    border-radius: var(--radius-sm);
    font-size: 13px;
}

.two-factor-backup ul { margin: 8px 0 0 18px; }

.access-choice-overlay {
    position: fixed;
    inset: 0;
    background: rgba(7, 23, 47, 0.55);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 40;
    padding: 20px;
}

.access-choice-overlay[hidden] { display: none; }

.access-choice-card {
    width: 100%;
    max-width: 420px;
    background: var(--background-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-modal);
    padding: 28px 24px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.access-choice-card h3 {
    font-family: var(--font-display);
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.access-choice-card p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 22px;
    line-height: 1.45;
}

.access-choice-actions { display: flex; flex-direction: column; gap: 10px; }

.access-choice-secondary {
    width: 100%;
    height: 42px;
    background: #fff;
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
}

.access-choice-secondary:hover {
    background: var(--nexum-white);
    border-color: #B9C3D1;
}

.access-choice-actions button:disabled { opacity: 0.6; cursor: not-allowed; }

@media (max-width: 860px) {
    .login-shell { grid-template-columns: 1fr; }
    .login-wave { display: none; }
    .login-wave-mobile {
        display: block;
        position: absolute;
        left: 0;
        right: 0;
        bottom: -1px;
        width: 100%;
        height: 72px;
        z-index: 2;
        pointer-events: none;
    }
    .login-brand {
        min-height: 300px;
        padding: 40px 24px 56px;
        align-items: center;
        background: linear-gradient(160deg, var(--nexum-navy-950) 0%, var(--nexum-navy-900) 62%, var(--nexum-navy-700) 100%);
    }
    .login-logo { width: 112px; height: 112px; border-radius: 26px; }
    .login-wordmark { font-size: 22px; letter-spacing: 0.22em; }
    .login-panel { padding: 36px 20px 40px; align-items: flex-start; }
    .login-doc-cards { grid-template-columns: 1fr; }
}

.login-turnstile {
    margin: 4px 0 12px;
    min-height: 65px;
}