nav {
    background-color: var(--dark);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.nav-top {
    background-color: var(--red);
    padding: 6px 0;
}

.nav-top .container {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 16px;
}

.nav-top span {
    color: var(--white);
    font-size: 13px;
}

#login-btn {
    background-color: var(--white);
    color: var(--red);
    padding: 4px 14px;
    border-radius: 3px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    border: none;
}

#logout-btn {
    background-color: transparent;
    color: var(--white);
    padding: 4px 14px;
    border-radius: 3px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    border: 1px solid var(--white);
    display: none;
}

.nav-main {
    padding: 0;
}

.nav-main .container {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    margin-right: 30px;
}

.nav-logo img {
    height: 50px;
    width: auto;
}

.nav-logo span {
    color: var(--white);
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    line-height: 1.3;
    max-width: 160px;
}

.nav-links {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 0;
    flex: 1;
}

.nav-links a {
    display: block;
    color: var(--white);
    padding: 20px 18px;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background-color 0.2s, color 0.2s;
}

.nav-links a:hover {
    background-color: var(--red);
    color: var(--white);
}

.nav-links a.active {
    background-color: var(--red);
    color: var(--white);
    border-bottom: 3px solid var(--white);
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
    margin-left: auto;
}

.nav-hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--white);
    border-radius: 2px;
    transition: all 0.3s;
}

@media (max-width: 768px) {
    .nav-hamburger {
        display: flex;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--dark);
        padding: 10px 0;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links a {
        padding: 14px 20px;
    }
}

.login-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.6);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.login-modal.open {
    display: flex;
}

.login-modal-box {
    background-color: var(--white);
    border-radius: 8px;
    width: 100%;
    max-width: 400px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.login-modal-header {
    background-color: var(--blue);
    color: var(--white);
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.login-modal-header h3 {
    font-size: 18px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.login-modal-close {
    background: none;
    border: none;
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
    line-height: 1;
}

.login-modal-body {
    padding: 24px;
}

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

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    color: var(--text-gray);
}

.form-group input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--mid-gray);
    border-radius: 4px;
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s;
}

.form-group input:focus {
    border-color: var(--blue);
}

.login-error {
    color: var(--red);
    font-size: 13px;
    margin-bottom: 12px;
    display: none;
}

.login-modal-footer {
    padding: 0 24px 24px;
}

.login-modal-footer .btn {
    width: 100%;
    padding: 12px;
    font-size: 15px;
}