:root {
    --login-brand-bg: var(--rise-dark-purple, #25203e);
    --login-brand-accent: var(--rise-purple, #40398f);
    --login-surface: #ffffff;
    --login-muted: #6c757d;
    --login-border: var(--rise-border, #e2e8f0);
    --login-focus: var(--rise-purple, #40398f);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body.login-body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    color: #212529;
    background: var(--login-surface);
}

.login-page {
    display: flex;
    min-height: 100vh;
}

/* ── Brand panel (left) ── */
.login-brand {
    display: none;
    flex: 1 1 50%;
    background: linear-gradient(145deg, var(--login-brand-bg) 0%, var(--login-brand-accent) 100%);
    color: #fff;
    padding: 3rem;
    position: relative;
    overflow: hidden;
}

.login-brand::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(236, 0, 140, 0.12) 0%, transparent 40%);
    pointer-events: none;
}

.login-brand-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
    max-width: 420px;
    margin: 0 auto;
}

.login-brand-logo {
    width: 180px;
    max-width: 100%;
    height: auto;
    margin-bottom: 1.25rem;
    filter: brightness(0) invert(1);
}

.login-brand-title {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.25;
    margin: 0;
    padding-left: 1.9rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    opacity: 0.92;
}

/* ── Form panel (right) ── */
.login-panel {
    flex: 1 1 60%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem 1.5rem;
    background: var(--rise-light-bg, #f7f6fa);
}

.login-panel-inner {
    width: 100%;
    max-width: 480px;
}

.login-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.login-panel-logo-mobile {
    display: block;
    width: 110px;
    height: auto;
    margin-bottom: 1.25rem;
}

.login-panel-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin: 0 0 0.35rem;
    color: var(--login-brand-bg);
}

.login-panel-subtitle {
    font-size: 0.95rem;
    color: var(--login-muted);
    margin: 0;
}

/* Language switch */
.login-lang-form {
    flex-shrink: 0;
}

.login-lang-select {
    width: auto;
    min-width: 5.5rem;
    font-size: 0.8125rem;
    padding: 0.3rem 1.75rem 0.3rem 0.65rem;
    border-color: var(--login-border);
    background-color: var(--login-surface);
    cursor: pointer;
}

/* Card */
.login-card {
    background: var(--login-surface);
    border: 1px solid var(--login-border);
    border-radius: 0.875rem;
    box-shadow: 0 4px 24px rgba(37, 32, 62, 0.08);
    padding: 2.25rem 2rem;
}

.login-alert {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.875rem;
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    border-radius: 0.5rem;
}

.login-alert i {
    flex-shrink: 0;
    margin-top: 0.1rem;
}

/* Form fields */
.login-field-label {
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 0.45rem;
    color: #343a40;
}

.login-input-group {
    position: relative;
}

.login-input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--login-muted);
    font-size: 1.15rem;
    pointer-events: none;
    z-index: 2;
}

.login-input {
    padding-left: 2.85rem;
    min-height: 3.25rem;
    border-color: var(--login-border);
    font-size: 1.05rem;
    border-radius: 0.5rem;
}

.login-input:focus {
    border-color: var(--login-focus);
    box-shadow: 0 0 0 0.2rem rgba(64, 57, 143, 0.15);
}

.login-input-group--password .login-input {
    padding-right: 3rem;
}

.login-pw-toggle {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: transparent;
    color: var(--login-muted);
    padding: 0.35rem 0.5rem;
    line-height: 1;
    cursor: pointer;
    z-index: 2;
    border-radius: 0.25rem;
}

.login-pw-toggle:hover {
    color: var(--login-brand-bg);
}

.login-submit {
    min-height: 3.25rem;
    font-weight: 600;
    font-size: 1.05rem;
    background-color: var(--login-brand-accent);
    border-color: var(--login-brand-accent);
    margin-top: 0.75rem;
    border-radius: 0.5rem;
}

.login-submit:hover:not(:disabled) {
    background-color: var(--login-brand-bg);
    border-color: var(--login-brand-bg);
}

.login-submit:disabled {
    opacity: 0.75;
    cursor: not-allowed;
}

.login-submit .spinner-border {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

/* Footer help */
.login-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.8125rem;
    color: var(--login-muted);
    line-height: 1.5;
}

.login-footer p {
    margin: 0 0 0.35rem;
}

.login-business-footer {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--login-border);
    text-align: center;
    font-size: 0.75rem;
    color: #8a9199;
    line-height: 1.55;
}

.login-business-footer__line {
    margin: 0 0 0.2rem;
}

.login-business-footer__line:last-child {
    margin-bottom: 0;
}

/* ── Responsive: show 2-column on laptop+ ── */
@media (min-width: 992px) {
    .login-brand {
        display: flex;
    }

    .login-panel-logo-mobile {
        display: none;
    }

    .login-panel {
        padding: 3rem 3.5rem;
    }

    .login-panel-inner {
        max-width: 520px;
    }
}

@media (max-width: 991.98px) {
    .login-panel-header {
        flex-direction: column;
    }

    .login-lang-form {
        align-self: flex-end;
    }
}

@media (max-width: 575.98px) {
    .login-panel {
        padding: 1.5rem 1rem;
        justify-content: flex-start;
        padding-top: 2.5rem;
    }

    .login-card {
        padding: 1.25rem;
    }
}