:root {
    --pf-login-primary: #1f4e79;
    --pf-login-primary-dark: #143653;
    --pf-login-bg: #f4f7fb;
    --pf-login-card: #ffffff;
    --pf-login-border: #d9e2ec;
    --pf-login-text: #243447;
    --pf-login-muted: #6b7280;
    --pf-login-soft: #eaf2f8;
    --pf-login-success: #2e7d32;
    --pf-login-shadow: 0 24px 60px rgba(15, 23, 42, 0.14);
}

* {
    box-sizing: border-box;
}

body.pf-login-body {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", Roboto, Arial, sans-serif;
    background: radial-gradient(circle at top left, rgba(31, 78, 121, 0.16), transparent 32%), linear-gradient(135deg, #f7fafc 0%, #edf4fb 100%);
    color: var(--pf-login-text);
}

.pf-login-page {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
}

.pf-login-left {
    padding: 56px 70px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.pf-login-brand {
    display: flex;
    align-items: center;
    gap: 18px;
}

.pf-login-logo {
    max-width: 145px;
    height: auto;
    object-fit: contain;
}

.pf-login-brand h1 {
    margin: 0;
    font-size: 24px;
    font-weight: 800;
    color: var(--pf-login-primary-dark);
}

.pf-login-brand p {
    margin: 4px 0 0;
    color: var(--pf-login-muted);
    font-size: 13px;
    font-weight: 600;
}

.pf-login-hero {
    max-width: 720px;
    margin-top: 70px;
}

    .pf-login-hero h2 {
        font-size: 42px;
        line-height: 1.15;
        font-weight: 800;
        letter-spacing: -0.04em;
        color: #102a43;
        margin: 0 0 18px;
    }

    .pf-login-hero p {
        font-size: 17px;
        line-height: 1.7;
        color: var(--pf-login-muted);
        margin: 0;
        max-width: 660px;
    }

.pf-login-features {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 52px;
    max-width: 760px;
}

.pf-feature-card {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 18px;
    border: 1px solid rgba(31, 78, 121, 0.12);
    background: rgba(255, 255, 255, 0.72);
    border-radius: 18px;
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.05);
}

    .pf-feature-card i {
        width: 42px;
        height: 42px;
        flex: 0 0 42px;
        border-radius: 14px;
        background: var(--pf-login-soft);
        color: var(--pf-login-primary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
    }

    .pf-feature-card strong {
        display: block;
        font-size: 15px;
        color: #102a43;
        margin-bottom: 4px;
    }

    .pf-feature-card span {
        display: block;
        color: var(--pf-login-muted);
        font-size: 13px;
        line-height: 1.45;
    }

.pf-login-right {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 42px;
    background: linear-gradient(180deg, rgba(255,255,255,0.65), rgba(255,255,255,0.2));
}

.pf-login-card {
    width: 100%;
    max-width: 430px;
    background: var(--pf-login-card);
    border: 1px solid var(--pf-login-border);
    border-radius: 26px;
    box-shadow: var(--pf-login-shadow);
    padding: 36px;
}

.pf-login-card-header {
    text-align: center;
    margin-bottom: 30px;
}

    .pf-login-card-header img {
        max-width: 150px;
        height: auto;
        margin-bottom: 22px;
    }

    .pf-login-card-header h3 {
        font-size: 26px;
        font-weight: 800;
        margin: 0;
        color: #102a43;
    }

    .pf-login-card-header p {
        margin: 8px 0 0;
        color: var(--pf-login-muted);
        font-size: 14px;
    }

.pf-login-form {
    display: grid;
    gap: 18px;
}

.pf-input-group label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: #334155;
    margin-bottom: 8px;
}

.pf-input-icon {
    position: relative;
}

    .pf-input-icon i {
        position: absolute;
        top: 50%;
        left: 15px;
        transform: translateY(-50%);
        color: var(--pf-login-muted);
        font-size: 17px;
    }

    .pf-input-icon input {
        width: 100%;
        height: 48px;
        border: 1px solid var(--pf-login-border);
        border-radius: 14px;
        padding: 0 15px 0 44px;
        outline: none;
        font-size: 14px;
        transition: all 0.18s ease;
        background: #ffffff;
    }

        .pf-input-icon input:focus {
            border-color: var(--pf-login-primary);
            box-shadow: 0 0 0 4px rgba(31, 78, 121, 0.12);
        }

.pf-login-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    font-size: 13px;
}

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

.pf-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--pf-login-muted);
    cursor: pointer;
}

    .pf-checkbox input {
        width: 16px;
        height: 16px;
        accent-color: var(--pf-login-primary);
    }

.pf-login-button {
    width: 100%;
    height: 50px;
    border: none;
    border-radius: 15px;
    background: linear-gradient(135deg, var(--pf-login-primary), var(--pf-login-primary-dark));
    color: #ffffff;
    font-size: 15px;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    cursor: pointer;
    transition: all 0.2s ease;
}

    .pf-login-button:hover {
        transform: translateY(-1px);
        box-shadow: 0 12px 24px rgba(31, 78, 121, 0.26);
    }

.pf-login-footer {
    text-align: center;
    margin-top: 26px;
    padding-top: 20px;
    border-top: 1px solid var(--pf-login-border);
    color: var(--pf-login-muted);
    font-size: 12px;
    font-weight: 600;
}

.text-danger {
    color: #c62828 !important;
}

@media (max-width: 1100px) {
    .pf-login-page {
        grid-template-columns: 1fr;
    }

    .pf-login-left {
        padding: 34px 28px;
    }

    .pf-login-hero {
        margin-top: 42px;
    }

        .pf-login-hero h2 {
            font-size: 32px;
        }

    .pf-login-right {
        padding: 28px;
    }
}

@media (max-width: 720px) {
    .pf-login-features {
        grid-template-columns: 1fr;
    }

    .pf-login-brand {
        flex-direction: column;
        align-items: flex-start;
    }

    .pf-login-card {
        padding: 26px;
        border-radius: 22px;
    }

    .pf-login-options {
        flex-direction: column;
        align-items: flex-start;
    }
}