/* =====================================================
   NAVIGATION BAR STYLES
   ===================================================== */

.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 50px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.top-nav .nav-links {
    display: flex;
    align-items: center;
}

.top-nav a {
    color: white;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 8px;
    border: 2px solid transparent;
    transition: all 0.3s;
    line-height: 1;
    display: inline-flex;
    align-items: center;
}

.top-nav a:hover {
    background: rgba(255, 255, 255, 0.1);
}

.top-nav a.active {
    background: rgba(102, 126, 234, 0.3);
    border-bottom-color: #667eea;
}

.top-nav .separator {
    color: rgba(255, 255, 255, 0.3);
    margin: 0 10px;
}

/* ===== AUTH SECTION IN NAV ===== */
.nav-auth {
    display: flex !important;
    align-items: center;
    gap: 15px;
    margin-left: auto;
    min-width: 100px;
}

.nav-auth-buttons {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-auth-buttons a {
    padding: 8px 16px;
    font-size: 14px;
}

.nav-auth-buttons .login-btn {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.nav-auth-buttons .login-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

/* ===== USER DROPDOWN ===== */
.nav-user {
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 8px;
    transition: all 0.3s;
}

.nav-user:hover {
    background: rgba(255, 255, 255, 0.1);
}

.nav-user-avatar {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.nav-user-info {
    display: flex;
    flex-direction: column;
}

.nav-user-name {
    font-size: 14px;
    font-weight: 500;
}

.nav-user-email {
    font-size: 11px;
    opacity: 0.7;
}

.nav-user-dropdown {
    font-size: 12px;
    opacity: 0.7;
}

.nav-dropdown {
    position: relative;
}

.nav-dropdown[style*="display: flex"] {
    display: flex !important;
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    min-width: 200px;
    display: none;
    overflow: hidden;
}

.nav-dropdown-menu.show {
    display: block;
}

.nav-dropdown-menu a,
.nav-dropdown-menu button {
    display: block;
    width: 100%;
    padding: 12px 16px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    border: none;
    background: none;
    text-align: left;
    cursor: pointer;
    transition: background 0.2s;
}

.nav-dropdown-menu a:hover,
.nav-dropdown-menu button:hover {
    background: #f5f5f5;
}

.nav-dropdown-menu .logout-btn {
    color: #dc3545;
    border-top: 1px solid #eee;
}

/* =====================================================
   NAV RESPONSIVE
   ===================================================== */

@media (max-width: 1024px) {
    .top-nav {
        padding: 0 20px;
    }

    .top-nav a {
        padding: 8px 15px;
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .top-nav {
        height: 50px;
        padding: 0 15px;
    }

    .top-nav .nav-links {
        flex: 1;
        min-width: 0;
    }

    .top-nav .nav-links a {
        padding: 6px 10px;
        font-size: 12px;
    }

    .top-nav .separator {
        margin: 0 5px;
        font-size: 12px;
    }

    .nav-auth {
        flex-shrink: 0;
    }

    .nav-auth-buttons a {
        padding: 6px 10px;
        font-size: 11px;
    }

    .nav-user {
        padding: 5px 8px;
        gap: 6px;
    }

    .nav-user-avatar {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }

    .nav-user-name {
        font-size: 11px;
        max-width: 70px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .nav-user-dropdown {
        font-size: 10px;
    }

    .nav-dropdown-menu {
        min-width: 160px;
        right: 0;
    }
}

@media (max-width: 600px) {
    .top-nav .nav-links a {
        padding: 5px 8px;
        font-size: 11px;
    }

    .nav-user-info {
        max-width: 60px;
    }

    .nav-user-name {
        font-size: 10px;
        max-width: 50px;
    }
}

@media (max-width: 480px) {
    .top-nav {
        height: 50px;
        padding: 0 10px;
    }

    .top-nav .nav-links a {
        padding: 4px 6px;
        font-size: 10px;
    }

    .top-nav .separator {
        margin: 0 3px;
        font-size: 10px;
    }

    .nav-user-info {
        display: none;
    }

    .nav-user {
        padding: 4px;
    }

    .nav-user-avatar {
        width: 30px;
        height: 30px;
        font-size: 14px;
    }

    .nav-user-dropdown {
        display: none;
    }

    .nav-auth-buttons .login-btn {
        padding: 5px 8px;
        font-size: 10px;
    }

    .nav-dropdown-menu {
        min-width: 150px;
        right: -5px;
    }

    .nav-dropdown-menu a,
    .nav-dropdown-menu button {
        padding: 10px 12px;
        font-size: 13px;
    }
}

@media (max-width: 360px) {
    .top-nav .nav-links a {
        padding: 3px 5px;
        font-size: 9px;
    }
}

@media (max-width: 900px) and (orientation: landscape) {
    .top-nav {
        height: 45px;
    }
}