:root {
    --primary: #2c3e50;
    --primary-dark: #1a252f;
    --primary-light: #d6e2ea;
    --primary-pale: #f4f7fa;
    --secondary: #18bc9c;
    --white: #ffffff;
    --text-dark: #1f2d3a;
    --text-muted: #6c7a89;
    --gradient-primary: linear-gradient(135deg, #2c3e50 0%, #243342 50%, #1a252f 100%);
}

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

html,
body {
    height: 100%;
}

body {
    font-family: "Source Sans 3", sans-serif;
    font-size: 15px;
    color: var(--text-dark);
    background: var(--primary-pale);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Navbar */
.navbar {
    background: var(--gradient-primary);
    padding: 0 40px;
    display: flex;
    align-items: center;
    height: 60px;
    flex-shrink: 0;
}

.logo-text {
    font-family: "Playfair Display", serif;
    font-size: 17px;
    font-weight: 700;
    color: var(--white);
}

/* Auth Layout */
.auth-wrapper {
    width: 100%;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
    scrollbar-width: none;
}

.auth-wrapper::-webkit-scrollbar {
    display: none;
}

.auth-card {
    background: var(--white);
    border-radius: 6px;
    box-shadow: 0 4px 24px rgba(44, 62, 80, 0.1);
    width: 100%;
    max-width: 440px;
    padding: 32px 36px 28px;
    margin: auto;
}

.auth-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 18px;
}

.auth-logo img {
    width: 82px;
    height: 82px;
    object-fit: contain;
}

.auth-card-title {
    font-family: "Playfair Display", serif;
    font-size: 26px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 24px;
    text-align: center;
}

/* Alerts */
.alert-error {
    text-align: center;
    background: #fdecea;
    padding: 10px 14px;
    border-radius: 3px;
    font-size: 13px;
    color: #c0392b;
    margin-bottom: 20px;
}

.alert-success {
    text-align: center;
    background: #d1f2eb;
    border-left: 3px solid var(--secondary);
    padding: 10px 14px;
    border-radius: 3px;
    font-size: 13px;
    color: #0f6e56;
    margin-bottom: 20px;
}

/* Form */
.form-group {
    margin-bottom: 16px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.form-label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 10px 13px;
    font-size: 14px;
    font-family: "Source Sans 3", sans-serif;
    color: var(--text-dark);
    background: var(--primary-pale);
    border: 1.5px solid var(--primary-light);
    border-radius: 3px;
    outline: none;
    transition: border-color 0.2s, background 0.2s;
}

.form-input:focus {
    border-color: var(--primary);
    background: var(--white);
}

.form-input.is-invalid {
    border-color: #e74c3c;
}

.form-input::placeholder {
    color: #aab3bc;
}

.invalid-feedback {
    font-size: 12px;
    color: #e74c3c;
    margin-top: 4px;
}

.form-hint {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

.form-row-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 7px;
}

.form-check input[type="checkbox"] {
    width: 14px;
    height: 14px;
    accent-color: var(--primary);
    cursor: pointer;
}

.form-check label {
    font-size: 13px;
    color: var(--text-muted);
    cursor: pointer;
}

.link-muted {
    font-size: 12px;
    font-weight: 600;
    color: var(--secondary);
    text-decoration: none;
}

.link-muted:hover {
    text-decoration: underline;
}

/* Button */
.btn-primary {
    width: 100%;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 3px;
    padding: 12px;
    font-size: 12px;
    font-weight: 700;
    font-family: "Source Sans 3", sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: background 0.2s;
    margin-top: 8px;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-primary:disabled {
    background: #b0b6bb;
    color: #e9ecef;
    cursor: not-allowed;
    opacity: 0.8;
}

.btn-primary:disabled:hover {
    background: #b0b6bb;
}

/* Auth Footer */
.auth-footer {
    text-align: center;
    margin-top: 22px;
    font-size: 13px;
    color: var(--text-muted);
}

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

.auth-footer a:hover {
    text-decoration: underline;
}

/* Back Home */
.auth-home-link {
    display: block;
    text-align: center;

    margin-top: 14px;

    font-size: 12px;
    color: var(--text-muted);
    text-decoration: none;

    opacity: 0.85;
    transition: all 0.2s ease;
}

.auth-home-link:hover {
    opacity: 1;
    text-decoration: underline;
}

/* Copyright */
.copyright {
    margin-top: 18px;
    padding-top: 14px;

    border-top: 1px solid var(--primary-light);

    text-align: center;
    font-size: 11px;
    color: var(--text-muted);
}
.password-wrapper {
    position: relative;
}

.password-wrapper .form-input {
    padding-right: 42px;
}

.toggle-password {
    position: absolute;
    right: 13px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--text-muted);
    transition: color 0.2s;
}

.toggle-password:hover {
    color: var(--primary);
}

/* Responsive */
@media (max-width: 480px) {
    .navbar {
        padding: 0 20px;
    }

    .auth-card {
        padding: 26px 20px 22px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-row-between {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
}