/* ============================================================
   KGRN Custom Login Page
   ============================================================ */

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ── Page shell ─────────────────────────────────────────── */
.kgrn-login-body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: #f0f2f5;
    min-height: 100vh;
    display: flex;
    align-items: stretch;
}

.kgrn-login-wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* ── Left brand panel ───────────────────────────────────── */
.kgrn-brand-panel {
    flex: 0 0 42%;
    background: linear-gradient(160deg, #0d2b45 0%, #1a4f72 60%, #1e6fa5 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 2.5rem;
    position: relative;
    overflow: hidden;
}

/* subtle decorative circles */
.kgrn-brand-panel::before,
.kgrn-brand-panel::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    opacity: 0.08;
    background: #ffffff;
}
.kgrn-brand-panel::before {
    width: 420px;
    height: 420px;
    top: -120px;
    right: -120px;
}
.kgrn-brand-panel::after {
    width: 280px;
    height: 280px;
    bottom: -80px;
    left: -80px;
}

.kgrn-brand-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    height: 100%;
    justify-content: space-between;
    padding: 2rem 0;
}

.kgrn-logo-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
}

.kgrn-logo-wrapper {
    background: #ffffff;
    border-radius: 12px;
    padding: 12px 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.kgrn-company-logo {
    width: 140px;
    height: auto;
    object-fit: contain;
}

.kgrn-company-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.kgrn-company-tagline {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.65);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.kgrn-brand-footer p {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ── Right form panel ───────────────────────────────────── */
.kgrn-form-panel {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.5rem;
    background: #f0f2f5;
}

.kgrn-form-card {
    width: 100%;
    max-width: 420px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 32px rgba(0, 0, 0, 0.10);
    padding: 2.75rem 2.5rem;
}

/* ── Form header ────────────────────────────────────────── */
.kgrn-form-header {
    margin-bottom: 2rem;
}

.kgrn-form-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #0d2b45;
    margin-bottom: 0.35rem;
}

.kgrn-form-header p {
    font-size: 0.95rem;
    color: #6b7280;
}

/* ── Alerts ─────────────────────────────────────────────── */
.kgrn-alert {
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
}

/* ── Form fields ────────────────────────────────────────── */
.kgrn-login-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.kgrn-field-group {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.kgrn-field-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: #374151;
}

.kgrn-input {
    width: 100%;
    padding: 0.7rem 1rem;
    border: 1.5px solid #d1d5db;
    border-radius: 8px;
    font-size: 0.95rem;
    color: #111827;
    background: #fafafa;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.kgrn-input:focus {
    border-color: #1a4f72;
    box-shadow: 0 0 0 3px rgba(26, 79, 114, 0.12);
    background: #ffffff;
}

.kgrn-input::placeholder {
    color: #9ca3af;
}

/* ── Submit button ──────────────────────────────────────── */
.kgrn-btn-login {
    width: 100%;
    padding: 0.8rem 1rem;
    background: linear-gradient(135deg, #0d2b45, #1a4f72);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    letter-spacing: 0.5px;
    transition: opacity 0.2s, transform 0.15s;
    margin-top: 0.5rem;
}

.kgrn-btn-login:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

.kgrn-btn-login:active {
    transform: translateY(0);
    opacity: 1;
}

/* ── Superuser link ─────────────────────────────────────── */
.kgrn-superuser-link {
    text-align: center;
    margin-top: 1.25rem;
}

.kgrn-superuser-link a {
    font-size: 0.8rem;
    color: #9ca3af;
    text-decoration: none;
}

.kgrn-superuser-link a:hover {
    color: #1a4f72;
    text-decoration: underline;
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 768px) {
    .kgrn-login-wrapper {
        flex-direction: column;
    }

    .kgrn-brand-panel {
        flex: 0 0 auto;
        padding: 2.5rem 1.5rem;
        min-height: 220px;
    }

    .kgrn-brand-inner {
        padding: 0;
        gap: 1rem;
    }

    .kgrn-brand-footer {
        display: none;
    }

    .kgrn-company-logo {
        width: 100px;
    }

    .kgrn-company-name {
        font-size: 1.5rem;
    }

    .kgrn-form-panel {
        padding: 2rem 1rem;
    }

    .kgrn-form-card {
        padding: 2rem 1.5rem;
    }
}