:root {
    --primary: #1e3fd6;
    --accent: #4fd1ff;
    --accent-light: #7fdfff;
    --bg-tint: #eaf1ff;
    --text-dark: #1a1a2e;
    --border-color: #dce3f0;
}

html, body {
    height: 100%;
}

body {
    font-family: 'Outfit', sans-serif;
    background: var(--bg-tint);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
}

.auth-screen {
    min-height: 100vh;
}

/* Left brand panel */
.auth-left {
    background: linear-gradient(160deg, var(--primary) 0%, #142c9e 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3rem 2.5rem;
    min-height: 320px;
}

.auth-left img.auth-logo {
    max-width: 170px;
    height: auto;
    margin-bottom: 1.75rem;
}

.auth-left h1 {
    font-weight: 900;
    font-size: 2rem;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.auth-left .auth-tagline {
    color: var(--accent-light);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.8rem;
    font-weight: 600;
    margin: 0;
}

/* Right form panel */
.auth-right {
    background: var(--bg-tint);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
}

.auth-card {
    width: 100%;
    max-width: 420px;
}

.auth-card h2 {
    color: var(--text-dark);
    font-weight: 700;
    font-size: 1.6rem;
    margin-bottom: 0.35rem;
}

.auth-card .auth-subtitle {
    color: #6b7280;
    font-size: 0.925rem;
    margin-bottom: 2rem;
}

.auth-card .form-label {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 13px;
    margin-bottom: 6px;
}

.auth-card .form-control {
    min-height: 44px;
    padding: 0.5rem 0.9rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.auth-card .form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(79, 209, 255, 0.15);
}

.auth-card .form-check-label {
    font-size: 0.9rem;
    color: #333;
}

.auth-card .invalid-feedback {
    display: block;
}

/* Accent button */
.btn-accent {
    background-color: var(--accent);
    border-color: var(--accent);
    color: var(--text-dark);
    font-weight: 600;
    min-height: 44px;
    padding: 0.5rem 1rem;
    border-radius: 10px;
    transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out;
}

.btn-accent:hover,
.btn-accent:focus {
    background-color: var(--accent-light);
    border-color: var(--accent-light);
    color: var(--text-dark);
}

.auth-footer-link {
    text-align: center;
    margin-top: 1.75rem;
    font-size: 0.9rem;
    color: #555;
}

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

.auth-footer-link a:hover {
    color: var(--accent);
    text-decoration: underline;
}